[CHORE] Migrate to Watermelon (#1171)

* Install

* Create subscriptions

* Subscription observing and sorting

* Saving last message

* Stash

* Stash

* stash

* Stash

* Rooms list listing :)

* Animated set state

* Search working

* Fix load rooms on login

* stash db class

* set active db with path

* Remove db on logout

* stash

* Created updateMessages

* Inserting/updating threads

* Persisting thread messages

* Removed unused list

* Loading messages from watermelon

* Debounce updates and rerender message

* optional fields

* Fix realm conflict issues

* Fix some render issues

* stash

* List mount

* stash

* fix message id

* Fix tmsg

* - Save subscription.rid as id on watermelon and _id as _id
- Send room as param to room view

* Throttle room updates

* stash

* comment removeClippedSubviews

* Fetch thread name

* try/catch updateMessages

* Show loading while RoomView.init is still running

* stash

* Fix updateMessages

* Threads

* Delete message

* Permalink

* Pin

* Star

* Report

* MessageActions refactor

* Edit message

* Reply message

* Add reaction

* Auto translate

* Fix connection issues

* Mark message as error if something happened on the call

* Error actions

* get custom emoji

* Always run console.log when __DEV__

* Try to create serversDB

* Don't call updateMessages. Execute that entire logic for one message id instead.

* Refactor update messages

* ServersDB User [Realm -> Watermelon]

* Fix models

* Custom emojis

* Custom emojis on emoji picker

* Frequently used emojis

* Fix add reaction on message

* stash

* Fix

* Read messages

* Fix thread

* Fetch thread header

* Follow/unfollow thread

* Fix thread

* Upload file

* Thread tweak

* Realm -> Watermelon [Share Extension]

* Add RoomsUpdatedAt to Servers Table

* Settings

* Settings

* Fix logout

* SendFileMessage ServersDB

* ServersDB on serverDropdown

* Remove serversDB from Realm

* Load thread messages

* Delete message

* Improve getSettings

* Improve

* Remove subscription

* Remove update

* Update room via socket

* Small refactor

* Fix logout and improve migration

* Refactor updateMessages

* Improve migration

* Remove unnecessary update

* Revert remove runAfterInteractions

* Fix serverDropdown

* Fix merge

* Init room actions Watermelon

* Room actions Watermelon

* Remove realm on room members

* Room swipe -> Watermelon

* Fix hideChannel

* Get roles watermelon

* Get permissions watermelon

* Users typing + memory db

* Auto translate watermelon

* New Message View

* Selected Users View

* try/catch

* Get Slash Commands watermelon

* Slash Commands message box

* Custom emojis message box

* Get rooms message box

* Room info view

* Room info edit

* Save active users

* Small refactor

* Message Actions

* hasPermission await

* last hasPermission fix

* Active users on redux

* Add user roles

* Users typing on redux and remove memory db

* Fix saga delay

* Fix few issues

* Fix slash commands preview

* Draft message

* Add muted

* Unread count watermelon

* Remove realm

* Fiz RoomItem rerenders

* Remove realm config

* Rerender status update on RoomItem

* Refactor RoomsListView

* Fix load missed messages

* Fix room update

* Message refactor

* Fixing lint

* removeClippedSubviews on iOS only

* Added few interaction managers

* Fix few rerenders

* Fix RoomItem status typo

* Fix RoomView.SCU

* Fix broadcast

* Fix user status on RoomActionsView

* Fix RocketChat.hasPermission

* Fix database inconsistencies

* Fix few update issues

* Add rxjs and remove with observables

* Fix tests

* Remove subscriptions

* Fix RoomsListView SCU

* Change database structure and set all schemas to 1

* Fix RoomsListView search

* Fixed errors, removed rerenders and added animation

* Fixed a few errors

* Fix lint

* Fix issues caught by LGTM

* fix ios build

* Fix load unjoined channel messages

* Log on database path on startup

* Fix join channel

* Remove react-native-realm-path

* Set user status on login.user reducer

* Fix status not rendering on RoomsListView

* Fix few reducers

* Fix users going offline

* Never use "watermelon" term directly. Replaced by "database"

* Fix custom emoji

* Creating room from app must update roomUpdatedAt

* Log subscribeRoom start

* Fix room subscribe right after creating a DM

* Refactor is read only on messages actions

* Fix typo

* Fix typo

* Review

* Fix schema

* Fix muted & freq emoji & unpin & unstar

* Remove throttleTime to room info & fix reset on edit room

* Fix openServerDropdown spec & Fix unarchive

* Fix MessageAction

* Refactor RoomInfoEditView

* Remove unnecessary condition

* Remove unnecessary condition

* Remove unnecessary condition

* Remove get database

* Rename Command.js to SlashCommand.js

* Create sanitizer util

* Fix indentation

* Create subscription.t index

* Refactor queries on RoomsListView

* Create subscription.name index

* Fix getPermissions

* Fix indentation

* Add missing await

* Fix rocketchat.hasPermission

* Unnecessary change

* Star, pin e delete message refactored

* Refactor customEmojis reducer

* Remove code

* Remove logs

* Remove throttle

* Call this.init on foreground focus on RoomView

* Bump servers schema migration

* Always mark message as sent after a success

* Fetch only messages needed on updateMessages

* Just leave a comment for now

* Fetch only subscriptions returned by fetch

* Set room param on RoomView header in find room

* Update kotlin

* Fix auto translate constructor

* Fix few setState on constructor

* Fix empty room image blinking while mounting

* Improve fetch/persist execution for custom emojis, permissions and settings

* Query only user tapped on RoomMembersView

* Fix typo on canOpenRoom

__mocks__/realm.js

@@ -1,26 +0,0 @@
-export default class Realm {
-	schema = [];
-
-	data = [];
-
-	constructor(params) {
-		require('lodash').each(params.schema, (schema) => {
-			this.data[schema.name] = [];
-			this.data[schema.name].filtered = () => this.data[schema.name];
-		});
-		this.schema = params.schema;
-	}
-
-	objects(schemaName) {
-		return this.data[schemaName];
-	}
-
-	write = (fn) => {
-		fn();
-	}
-
-	create(schemaName, data) {
-		this.data[schemaName].push(data);
-		return data;
-	}
-}

android/app/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: "com.android.application"
+apply plugin: 'kotlin-android'
 apply plugin: "io.fabric"
 apply plugin: "com.google.firebase.firebase-perf"
 apply plugin: 'com.bugsnag.android.gradle'
@@ -204,6 +205,7 @@ android {
 
 dependencies {
     addUnimodulesDependencies()
+    implementation project(':watermelondb')
     implementation project(':reactnativenotifications')
     implementation project(":reactnativekeyboardinput")
     implementation fileTree(dir: "libs", include: ["*.jar"])

android/app/src/main/java/chat/rocket/reactnative/MainApplication.java

@@ -31,6 +31,8 @@ import io.invertase.firebase.fabric.crashlytics.RNFirebaseCrashlyticsPackage;
 import io.invertase.firebase.analytics.RNFirebaseAnalyticsPackage;
 import io.invertase.firebase.perf.RNFirebasePerformancePackage;
 
+import com.nozbe.watermelondb.WatermelonDBPackage;
+
 import java.util.Arrays;
 import java.util.List;
 
@@ -53,6 +55,7 @@ public class MainApplication extends Application implements ReactApplication, IN
       packages.add(new RNFirebasePerformancePackage());
       packages.add(new KeyboardInputPackage(MainApplication.this));
       packages.add(new RNNotificationsPackage(MainApplication.this));
+      packages.add(new WatermelonDBPackage());
       packages.add(new ModuleRegistryAdapter(mModuleRegistryProvider));
       return packages;
     }

android/build.gradle

@@ -6,10 +6,7 @@ buildscript {
         compileSdkVersion = 28
         targetSdkVersion = 28
         glideVersion = "4.9.0"
-        // googlePlayServicesVersion = "17.0.0"
+        kotlin_version = "1.3.50"
-        // supportLibVersion = "1.0.2"
-        // mediaCompatVersion = '1.0.1'
-        // supportV4Version = '1.0.0'
     }
     repositories {
         mavenLocal()
@@ -24,6 +21,7 @@ buildscript {
         classpath 'com.google.gms:google-services:4.2.0'
         classpath 'io.fabric.tools:gradle:1.28.1'
         classpath 'com.google.firebase:perf-plugin:1.2.1'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath 'com.bugsnag:bugsnag-android-gradle-plugin:4.+'
 
         // NOTE: Do not place your application dependencies here; they belong

android/settings.gradle

@@ -2,6 +2,8 @@ apply from: '../node_modules/react-native-unimodules/gradle.groovy'
 includeUnimodulesProjects()
 
 rootProject.name = 'RocketChatRN'
+include ':watermelondb'
+project(':watermelondb').projectDir = new File(rootProject.projectDir, '../node_modules/@nozbe/watermelondb/native/android')
 include ':reactnativenotifications'
 project(':reactnativenotifications').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-notifications/android/app')
 include ':reactnativekeyboardinput'

app/actions/actionsTypes.js

@@ -32,31 +32,7 @@ export const ROOMS = createRequestTypes('ROOMS', [
 ]);
 export const ROOM = createRequestTypes('ROOM', ['LEAVE', 'ERASE', 'USER_TYPING']);
 export const APP = createRequestTypes('APP', ['START', 'READY', 'INIT']);
-export const MESSAGES = createRequestTypes('MESSAGES', [
+export const MESSAGES = createRequestTypes('MESSAGES', ['REPLY_BROADCAST']);
-	...defaultTypes,
-	'ACTIONS_SHOW',
-	'ACTIONS_HIDE',
-	'ERROR_ACTIONS_SHOW',
-	'ERROR_ACTIONS_HIDE',
-	'DELETE_REQUEST',
-	'DELETE_SUCCESS',
-	'DELETE_FAILURE',
-	'EDIT_INIT',
-	'EDIT_CANCEL',
-	'EDIT_REQUEST',
-	'EDIT_SUCCESS',
-	'EDIT_FAILURE',
-	'TOGGLE_STAR_REQUEST',
-	'TOGGLE_STAR_SUCCESS',
-	'TOGGLE_STAR_FAILURE',
-	'TOGGLE_PIN_REQUEST',
-	'TOGGLE_PIN_SUCCESS',
-	'TOGGLE_PIN_FAILURE',
-	'REPLY_INIT',
-	'REPLY_CANCEL',
-	'TOGGLE_REACTION_PICKER',
-	'REPLY_BROADCAST'
-]);
 export const CREATE_CHANNEL = createRequestTypes('CREATE_CHANNEL', [...defaultTypes]);
 export const SELECTED_USERS = createRequestTypes('SELECTED_USERS', ['ADD_USER', 'REMOVE_USER', 'RESET', 'SET_LOADING']);
 export const SERVER = createRequestTypes('SERVER', [
@@ -75,3 +51,6 @@ export const SORT_PREFERENCES = createRequestTypes('SORT_PREFERENCES', ['SET_ALL
 export const NOTIFICATION = createRequestTypes('NOTIFICATION', ['RECEIVED', 'REMOVE']);
 export const TOGGLE_MARKDOWN = 'TOGGLE_MARKDOWN';
 export const TOGGLE_CRASH_REPORT = 'TOGGLE_CRASH_REPORT';
+export const SET_CUSTOM_EMOJIS = 'SET_CUSTOM_EMOJIS';
+export const SET_ACTIVE_USERS = 'SET_ACTIVE_USERS';
+export const USERS_TYPING = createRequestTypes('USERS_TYPING', ['ADD', 'REMOVE', 'CLEAR']);

app/actions/activeUsers.js

@@ -0,0 +1,8 @@
+import { SET_ACTIVE_USERS } from './actionsTypes';
+
+export function setActiveUsers(activeUsers) {
+	return {
+		type: SET_ACTIVE_USERS,
+		activeUsers
+	};
+}

app/actions/customEmojis.js

@@ -0,0 +1,8 @@
+import * as types from './actionsTypes';
+
+export function setCustomEmojis(emojis) {
+	return {
+		type: types.SET_CUSTOM_EMOJIS,
+		emojis
+	};
+}

app/actions/messages.js

@@ -1,143 +1,5 @@
 import * as types from './actionsTypes';
 
-export function actionsShow(actionMessage) {
-	return {
-		type: types.MESSAGES.ACTIONS_SHOW,
-		actionMessage
-	};
-}
-
-export function actionsHide() {
-	return {
-		type: types.MESSAGES.ACTIONS_HIDE
-	};
-}
-
-export function errorActionsShow(actionMessage) {
-	return {
-		type: types.MESSAGES.ERROR_ACTIONS_SHOW,
-		actionMessage
-	};
-}
-
-export function errorActionsHide() {
-	return {
-		type: types.MESSAGES.ERROR_ACTIONS_HIDE
-	};
-}
-
-export function deleteRequest(message) {
-	return {
-		type: types.MESSAGES.DELETE_REQUEST,
-		message
-	};
-}
-
-export function deleteSuccess() {
-	return {
-		type: types.MESSAGES.DELETE_SUCCESS
-	};
-}
-
-export function deleteFailure() {
-	return {
-		type: types.MESSAGES.DELETE_FAILURE
-	};
-}
-
-
-export function editInit(message) {
-	return {
-		type: types.MESSAGES.EDIT_INIT,
-		message
-	};
-}
-
-export function editCancel() {
-	return {
-		type: types.MESSAGES.EDIT_CANCEL
-	};
-}
-
-export function editRequest(message) {
-	return {
-		type: types.MESSAGES.EDIT_REQUEST,
-		message
-	};
-}
-
-export function editSuccess() {
-	return {
-		type: types.MESSAGES.EDIT_SUCCESS
-	};
-}
-
-export function editFailure() {
-	return {
-		type: types.MESSAGES.EDIT_FAILURE
-	};
-}
-
-export function toggleStarRequest(message) {
-	return {
-		type: types.MESSAGES.TOGGLE_STAR_REQUEST,
-		message
-	};
-}
-
-export function toggleStarSuccess() {
-	return {
-		type: types.MESSAGES.TOGGLE_STAR_SUCCESS
-	};
-}
-
-export function toggleStarFailure() {
-	return {
-		type: types.MESSAGES.TOGGLE_STAR_FAILURE
-	};
-}
-
-export function togglePinRequest(message) {
-	return {
-		type: types.MESSAGES.TOGGLE_PIN_REQUEST,
-		message
-	};
-}
-
-export function togglePinSuccess() {
-	return {
-		type: types.MESSAGES.TOGGLE_PIN_SUCCESS
-	};
-}
-
-export function togglePinFailure(err) {
-	return {
-		type: types.MESSAGES.TOGGLE_PIN_FAILURE,
-		err
-	};
-}
-
-export function replyInit(message, mention) {
-	return {
-		type: types.MESSAGES.REPLY_INIT,
-		message,
-		mention
-	};
-}
-
-export function replyCancel() {
-	return {
-		type: types.MESSAGES.REPLY_CANCEL
-	};
-}
-
-export function toggleReactionPicker(message) {
-	return {
-		type: types.MESSAGES.TOGGLE_REACTION_PICKER,
-		message
-	};
-}
-
 export function replyBroadcast(message) {
 	return {
 		type: types.MESSAGES.REPLY_BROADCAST,

app/actions/usersTyping.js

@@ -0,0 +1,21 @@
+import { USERS_TYPING } from './actionsTypes';
+
+export function addUserTyping(username) {
+	return {
+		type: USERS_TYPING.ADD,
+		username
+	};
+}
+
+export function removeUserTyping(username) {
+	return {
+		type: USERS_TYPING.REMOVE,
+		username
+	};
+}
+
+export function clearUserTyping() {
+	return {
+		type: USERS_TYPING.CLEAR
+	};
+}

app/containers/EmojiPicker/index.js

@@ -2,26 +2,30 @@ import React, { Component } from 'react';
 import PropTypes from 'prop-types';
 import { ScrollView } from 'react-native';
 import ScrollableTabView from 'react-native-scrollable-tab-view';
-import map from 'lodash/map';
 import { emojify } from 'react-emojione';
 import equal from 'deep-equal';
+import { connect } from 'react-redux';
+import orderBy from 'lodash/orderBy';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
 import TabBar from './TabBar';
 import EmojiCategory from './EmojiCategory';
 import styles from './styles';
 import categories from './categories';
-import database, { safeAddListener } from '../../lib/realm';
+import database from '../../lib/database';
 import { emojisByCategory } from '../../emojis';
 import protectedFunction from '../../lib/methods/helpers/protectedFunction';
+import log from '../../utils/log';
 
 const scrollProps = {
 	keyboardShouldPersistTaps: 'always',
 	keyboardDismissMode: 'none'
 };
 
-export default class EmojiPicker extends Component {
+class EmojiPicker extends Component {
 	static propTypes = {
 		baseUrl: PropTypes.string.isRequired,
+		customEmojis: PropTypes.object,
 		onEmojiSelected: PropTypes.func,
 		tabEmojiStyle: PropTypes.object,
 		emojisPerRow: PropTypes.number,
@@ -30,27 +34,27 @@ export default class EmojiPicker extends Component {
 
 	constructor(props) {
 		super(props);
-		this.frequentlyUsed = database.objects('frequentlyUsedEmoji').sorted('count', true);
+		const customEmojis = Object.keys(props.customEmojis)
-		this.customEmojis = database.objects('customEmojis');
+			.filter(item => item === props.customEmojis[item].name)
+			.map(item => ({
+				content: props.customEmojis[item].name,
+				extension: props.customEmojis[item].extension,
+				isCustom: true
+			}));
 		this.state = {
 			frequentlyUsed: [],
-			customEmojis: [],
+			customEmojis,
 			show: false
 		};
-		this.updateFrequentlyUsed = this.updateFrequentlyUsed.bind(this);
-		this.updateCustomEmojis = this.updateCustomEmojis.bind(this);
 	}
 
-	componentDidMount() {
+	async componentDidMount() {
-		this.updateFrequentlyUsed();
+		await this.updateFrequentlyUsed();
-		this.updateCustomEmojis();
+		this.setState({ show: true });
-		requestAnimationFrame(() => this.setState({ show: true }));
-		safeAddListener(this.frequentlyUsed, this.updateFrequentlyUsed);
-		safeAddListener(this.customEmojis, this.updateCustomEmojis);
 	}
 
 	shouldComponentUpdate(nextProps, nextState) {
-		const { frequentlyUsed, customEmojis, show } = this.state;
+		const { frequentlyUsed, show } = this.state;
 		const { width } = this.props;
 		if (nextState.show !== show) {
 			return true;
@@ -61,64 +65,70 @@ export default class EmojiPicker extends Component {
 		if (!equal(nextState.frequentlyUsed, frequentlyUsed)) {
 			return true;
 		}
-		if (!equal(nextState.customEmojis, customEmojis)) {
-			return true;
-		}
 		return false;
 	}
 
-	componentWillUnmount() {
+	onEmojiSelected = (emoji) => {
-		this.frequentlyUsed.removeAllListeners();
+		try {
-		this.customEmojis.removeAllListeners();
-	}
-
-	onEmojiSelected(emoji) {
 			const { onEmojiSelected } = this.props;
 			if (emoji.isCustom) {
-			const count = this._getFrequentlyUsedCount(emoji.content);
 				this._addFrequentlyUsed({
-				content: emoji.content, extension: emoji.extension, count, isCustom: true
+					content: emoji.content, extension: emoji.extension, isCustom: true
 				});
 				onEmojiSelected(`:${ emoji.content }:`);
 			} else {
 				const content = emoji;
-			const count = this._getFrequentlyUsedCount(content);
+				this._addFrequentlyUsed({ content, isCustom: false });
-			this._addFrequentlyUsed({ content, count, isCustom: false });
 				const shortname = `:${ emoji }:`;
 				onEmojiSelected(emojify(shortname, { output: 'unicode' }), shortname);
 			}
+		} catch (e) {
+			log(e);
+		}
 	}
 
 	// eslint-disable-next-line react/sort-comp
-	_addFrequentlyUsed = protectedFunction((emoji) => {
+	_addFrequentlyUsed = protectedFunction(async(emoji) => {
-		database.write(() => {
+		const db = database.active;
-			database.create('frequentlyUsedEmoji', emoji, true);
+		const freqEmojiCollection = db.collections.get('frequently_used_emojis');
+		await db.action(async() => {
+			try {
+				const freqEmojiRecord = await freqEmojiCollection.find(emoji.content);
+				await freqEmojiRecord.update((f) => {
+					f.count += 1;
+				});
+			} catch (error) {
+				try {
+					await freqEmojiCollection.create((f) => {
+						f._raw = sanitizedRaw({ id: emoji.content }, freqEmojiCollection.schema);
+						Object.assign(f, emoji);
+						f.count = 1;
+					});
+				} catch (e) {
+					// Do nothing
+				}
+			}
 		});
 	})
 
-	_getFrequentlyUsedCount = (content) => {
+	updateFrequentlyUsed = async() => {
-		const emojiRow = this.frequentlyUsed.filtered('content == $0', content);
+		const db = database.active;
-		return emojiRow.length ? emojiRow[0].count + 1 : 1;
+		const frequentlyUsedRecords = await db.collections.get('frequently_used_emojis').query().fetch();
-	}
+		let frequentlyUsed = orderBy(frequentlyUsedRecords, ['count'], ['desc']);
-
+		frequentlyUsed = frequentlyUsed.map((item) => {
-	updateFrequentlyUsed() {
-		const frequentlyUsed = map(this.frequentlyUsed.slice(), (item) => {
 			if (item.isCustom) {
-				return item;
+				return { content: item.content, extension: item.extension, isCustom: item.isCustom };
 			}
 			return emojify(`${ item.content }`, { output: 'unicode' });
 		});
 		this.setState({ frequentlyUsed });
 	}
 
-	updateCustomEmojis() {
-		const customEmojis = map(this.customEmojis.slice(), item => ({ content: item.name, extension: item.extension, isCustom: true }));
-		this.setState({ customEmojis });
-	}
-
 	renderCategory(category, i) {
 		const { frequentlyUsed, customEmojis } = this.state;
-		const { emojisPerRow, width, baseUrl } = this.props;
+		const {
+			emojisPerRow, width, baseUrl
+		} = this.props;
 
 		let emojis = [];
 		if (i === 0) {
@@ -171,3 +181,9 @@ export default class EmojiPicker extends Component {
 		);
 	}
 }
+
+const mapStateToProps = state => ({
+	customEmojis: state.customEmojis
+});
+
+export default connect(mapStateToProps)(EmojiPicker);

app/containers/MessageActions.js

@@ -6,17 +6,8 @@ import ActionSheet from 'react-native-action-sheet';
 import moment from 'moment';
 import * as Haptics from 'expo-haptics';
 
-import {
-	actionsHide as actionsHideAction,
-	deleteRequest as deleteRequestAction,
-	editInit as editInitAction,
-	replyInit as replyInitAction,
-	togglePinRequest as togglePinRequestAction,
-	toggleReactionPicker as toggleReactionPickerAction,
-	toggleStarRequest as toggleStarRequestAction
-} from '../actions/messages';
 import RocketChat from '../lib/rocketchat';
-import database from '../lib/realm';
+import database from '../lib/database';
 import I18n from '../i18n';
 import log from '../utils/log';
 import Navigation from '../lib/Navigation';
@@ -28,14 +19,12 @@ class MessageActions extends React.Component {
 	static propTypes = {
 		actionsHide: PropTypes.func.isRequired,
 		room: PropTypes.object.isRequired,
-		actionMessage: PropTypes.object,
+		message: PropTypes.object,
 		user: PropTypes.object,
-		deleteRequest: PropTypes.func.isRequired,
 		editInit: PropTypes.func.isRequired,
-		toggleStarRequest: PropTypes.func.isRequired,
+		reactionInit: PropTypes.func.isRequired,
-		togglePinRequest: PropTypes.func.isRequired,
-		toggleReactionPicker: PropTypes.func.isRequired,
 		replyInit: PropTypes.func.isRequired,
+		isReadOnly: PropTypes.bool,
 		Message_AllowDeleting: PropTypes.bool,
 		Message_AllowDeleting_BlockDeleteInMinutes: PropTypes.number,
 		Message_AllowEditing: PropTypes.bool,
@@ -48,22 +37,27 @@ class MessageActions extends React.Component {
 	constructor(props) {
 		super(props);
 		this.handleActionPress = this.handleActionPress.bind(this);
-		this.setPermissions();
+	}
 
-		const { Message_AllowStarring, Message_AllowPinning, Message_Read_Receipt_Store_Users } = this.props;
+	async componentDidMount() {
+		await this.setPermissions();
+
+		const {
+			Message_AllowStarring, Message_AllowPinning, Message_Read_Receipt_Store_Users, user, room, message, isReadOnly
+		} = this.props;
 
 		// Cancel
 		this.options = [I18n.t('Cancel')];
 		this.CANCEL_INDEX = 0;
 
 		// Reply
-		if (!this.isRoomReadOnly()) {
+		if (!isReadOnly) {
 			this.options.push(I18n.t('Reply'));
 			this.REPLY_INDEX = this.options.length - 1;
 		}
 
 		// Edit
-		if (this.allowEdit(props)) {
+		if (this.allowEdit(this.props)) {
 			this.options.push(I18n.t('Edit'));
 			this.EDIT_INDEX = this.options.length - 1;
 		}
@@ -81,25 +75,25 @@ class MessageActions extends React.Component {
 		this.SHARE_INDEX = this.options.length - 1;
 
 		// Quote
-		if (!this.isRoomReadOnly()) {
+		if (!isReadOnly) {
 			this.options.push(I18n.t('Quote'));
 			this.QUOTE_INDEX = this.options.length - 1;
 		}
 
 		// Star
 		if (Message_AllowStarring) {
-			this.options.push(I18n.t(props.actionMessage.starred ? 'Unstar' : 'Star'));
+			this.options.push(I18n.t(message.starred ? 'Unstar' : 'Star'));
 			this.STAR_INDEX = this.options.length - 1;
 		}
 
 		// Pin
 		if (Message_AllowPinning) {
-			this.options.push(I18n.t(props.actionMessage.pinned ? 'Unpin' : 'Pin'));
+			this.options.push(I18n.t(message.pinned ? 'Unpin' : 'Pin'));
 			this.PIN_INDEX = this.options.length - 1;
 		}
 
 		// Reaction
-		if (!this.isRoomReadOnly() || this.canReactWhenReadOnly()) {
+		if (!isReadOnly || this.canReactWhenReadOnly()) {
 			this.options.push(I18n.t('Add_Reaction'));
 			this.REACTION_INDEX = this.options.length - 1;
 		}
@@ -111,8 +105,8 @@ class MessageActions extends React.Component {
 		}
 
 		// Toggle Auto-translate
-		if (props.room.autoTranslate && props.actionMessage.u && props.actionMessage.u._id !== props.user.id) {
+		if (room.autoTranslate && message.u && message.u._id !== user.id) {
-			this.options.push(I18n.t(props.actionMessage.autoTranslate ? 'View_Original' : 'Translate'));
+			this.options.push(I18n.t(message.autoTranslate ? 'View_Original' : 'Translate'));
 			this.TOGGLE_TRANSLATION_INDEX = this.options.length - 1;
 		}
 
@@ -121,7 +115,7 @@ class MessageActions extends React.Component {
 		this.REPORT_INDEX = this.options.length - 1;
 
 		// Delete
-		if (this.allowDelete(props)) {
+		if (this.allowDelete(this.props)) {
 			this.options.push(I18n.t('Delete'));
 			this.DELETE_INDEX = this.options.length - 1;
 		}
@@ -131,13 +125,18 @@ class MessageActions extends React.Component {
 		});
 	}
 
-	setPermissions() {
+	async setPermissions() {
+		try {
 			const { room } = this.props;
 			const permissions = ['edit-message', 'delete-message', 'force-delete-message'];
-		const result = RocketChat.hasPermission(permissions, room.rid);
+			const result = await RocketChat.hasPermission(permissions, room.rid);
 			this.hasEditPermission = result[permissions[0]];
 			this.hasDeletePermission = result[permissions[1]];
 			this.hasForceDeletePermission = result[permissions[2]];
+		} catch (e) {
+			log(e);
+		}
+		Promise.resolve();
 	}
 
 	showActionSheet = () => {
@@ -159,12 +158,7 @@ class MessageActions extends React.Component {
 		}
 	}
 
-	isOwn = props => props.actionMessage.u && props.actionMessage.u._id === props.user.id;
+	isOwn = props => props.message.u && props.message.u._id === props.user.id;
-
-	isRoomReadOnly = () => {
-		const { room } = this.props;
-		return room.ro;
-	}
 
 	canReactWhenReadOnly = () => {
 		const { room } = this.props;
@@ -172,7 +166,7 @@ class MessageActions extends React.Component {
 	}
 
 	allowEdit = (props) => {
-		if (this.isRoomReadOnly()) {
+		if (props.isReadOnly) {
 			return false;
 		}
 		const editOwn = this.isOwn(props);
@@ -184,8 +178,8 @@ class MessageActions extends React.Component {
 		const blockEditInMinutes = Message_AllowEditing_BlockEditInMinutes;
 		if (blockEditInMinutes) {
 			let msgTs;
-			if (props.actionMessage.ts != null) {
+			if (props.message.ts != null) {
-				msgTs = moment(props.actionMessage.ts);
+				msgTs = moment(props.message.ts);
 			}
 			let currentTsDiff;
 			if (msgTs != null) {
@@ -197,12 +191,12 @@ class MessageActions extends React.Component {
 	}
 
 	allowDelete = (props) => {
-		if (this.isRoomReadOnly()) {
+		if (props.isReadOnly) {
 			return false;
 		}
 
 		// Prevent from deleting thread start message when positioned inside the thread
-		if (props.tmid && props.tmid === props.actionMessage._id) {
+		if (props.tmid && props.tmid === props.message.id) {
 			return false;
 		}
 		const deleteOwn = this.isOwn(props);
@@ -216,8 +210,8 @@ class MessageActions extends React.Component {
 		const blockDeleteInMinutes = Message_AllowDeleting_BlockDeleteInMinutes;
 		if (blockDeleteInMinutes != null && blockDeleteInMinutes !== 0) {
 			let msgTs;
-			if (props.actionMessage.ts != null) {
+			if (props.message.ts != null) {
-				msgTs = moment(props.actionMessage.ts);
+				msgTs = moment(props.message.ts);
 			}
 			let currentTsDiff;
 			if (msgTs != null) {
@@ -229,7 +223,7 @@ class MessageActions extends React.Component {
 	}
 
 	handleDelete = () => {
-		const { deleteRequest, actionMessage } = this.props;
+		const { message } = this.props;
 		Alert.alert(
 			I18n.t('Are_you_sure_question_mark'),
 			I18n.t('You_will_not_be_able_to_recover_this_message'),
@@ -241,7 +235,13 @@ class MessageActions extends React.Component {
 				{
 					text: I18n.t('Yes_action_it', { action: 'delete' }),
 					style: 'destructive',
-					onPress: () => deleteRequest(actionMessage)
+					onPress: async() => {
+						try {
+							await RocketChat.deleteMessage(message.id, message.rid);
+						} catch (e) {
+							log(e);
+						}
+					}
 				}
 			],
 			{ cancelable: false }
@@ -249,66 +249,73 @@ class MessageActions extends React.Component {
 	}
 
 	handleEdit = () => {
-		const { actionMessage, editInit } = this.props;
+		const { message, editInit } = this.props;
-		const { _id, msg, rid } = actionMessage;
+		editInit(message);
-		editInit({ _id, msg, rid });
 	}
 
 	handleCopy = async() => {
-		const { actionMessage } = this.props;
+		const { message } = this.props;
-		await Clipboard.setString(actionMessage.msg);
+		await Clipboard.setString(message.msg);
 		EventEmitter.emit(LISTENER, { message: I18n.t('Copied_to_clipboard') });
 	}
 
 	handleShare = async() => {
-		const { actionMessage } = this.props;
+		const { message } = this.props;
-		const permalink = await this.getPermalink(actionMessage);
+		const permalink = await this.getPermalink(message);
 		Share.share({
 			message: permalink
 		});
 	};
 
-	handleStar = () => {
+	handleStar = async() => {
-		const { actionMessage, toggleStarRequest } = this.props;
+		const { message } = this.props;
-		toggleStarRequest(actionMessage);
+		try {
+			await RocketChat.toggleStarMessage(message.id, message.starred);
+		} catch (e) {
+			log(e);
+		}
 	}
 
 	handlePermalink = async() => {
-		const { actionMessage } = this.props;
+		const { message } = this.props;
-		const permalink = await this.getPermalink(actionMessage);
+		const permalink = await this.getPermalink(message);
 		Clipboard.setString(permalink);
 		EventEmitter.emit(LISTENER, { message: I18n.t('Permalink_copied_to_clipboard') });
 	}
 
-	handlePin = () => {
+	handlePin = async() => {
-		const { actionMessage, togglePinRequest } = this.props;
+		const { message } = this.props;
-		togglePinRequest(actionMessage);
+		try {
+			await RocketChat.togglePinMessage(message.id, message.pinned);
+		} catch (e) {
+			log(e);
+		}
 	}
 
 	handleReply = () => {
-		const { actionMessage, replyInit } = this.props;
+		const { message, replyInit } = this.props;
-		replyInit(actionMessage, true);
+		replyInit(message, true);
 	}
 
 	handleQuote = () => {
-		const { actionMessage, replyInit } = this.props;
+		const { message, replyInit } = this.props;
-		replyInit(actionMessage, false);
+		replyInit(message, false);
 	}
 
 	handleReaction = () => {
-		const { actionMessage, toggleReactionPicker } = this.props;
+		const { message, reactionInit } = this.props;
-		toggleReactionPicker(actionMessage);
+		reactionInit(message);
 	}
 
 	handleReadReceipt = () => {
-		const { actionMessage } = this.props;
+		const { message } = this.props;
-		Navigation.navigate('ReadReceiptsView', { messageId: actionMessage._id });
+		Navigation.navigate('ReadReceiptsView', { messageId: message.id });
 	}
 
 	handleReport = async() => {
-		const { actionMessage } = this.props;
+		const { message } = this.props;
 		try {
-			await RocketChat.reportMessage(actionMessage._id);
+			await RocketChat.reportMessage(message.id);
 			Alert.alert(I18n.t('Message_Reported'));
 		} catch (e) {
 			log(e);
@@ -316,16 +323,24 @@ class MessageActions extends React.Component {
 	}
 
 	handleToggleTranslation = async() => {
-		const { actionMessage, room } = this.props;
+		const { message, room } = this.props;
 		try {
-			const message = database.objectForPrimaryKey('messages', actionMessage._id);
+			const db = database.active;
-			database.write(() => {
+			await db.action(async() => {
-				message.autoTranslate = !message.autoTranslate;
+				await message.update((m) => {
-				message._updatedAt = new Date();
+					m.autoTranslate = !m.autoTranslate;
+					m._updatedAt = new Date();
+				});
 			});
 			const translatedMessage = getMessageTranslation(message, room.autoTranslateLanguage);
 			if (!translatedMessage) {
-				await RocketChat.translateMessage(actionMessage, room.autoTranslateLanguage);
+				const m = {
+					_id: message.id,
+					rid: message.subscription.id,
+					u: message.u,
+					msg: message.msg
+				};
+				await RocketChat.translateMessage(m, room.autoTranslateLanguage);
 			}
 		} catch (e) {
 			log(e);
@@ -390,7 +405,6 @@ class MessageActions extends React.Component {
 }
 
 const mapStateToProps = state => ({
-	actionMessage: state.messages.actionMessage,
 	Message_AllowDeleting: state.settings.Message_AllowDeleting,
 	Message_AllowDeleting_BlockDeleteInMinutes: state.settings.Message_AllowDeleting_BlockDeleteInMinutes,
 	Message_AllowEditing: state.settings.Message_AllowEditing,
@@ -400,14 +414,4 @@ const mapStateToProps = state => ({
 	Message_Read_Receipt_Store_Users: state.settings.Message_Read_Receipt_Store_Users
 });
 
-const mapDispatchToProps = dispatch => ({
+export default connect(mapStateToProps)(MessageActions);
-	actionsHide: () => dispatch(actionsHideAction()),
-	deleteRequest: message => dispatch(deleteRequestAction(message)),
-	editInit: message => dispatch(editInitAction(message)),
-	toggleStarRequest: message => dispatch(toggleStarRequestAction(message)),
-	togglePinRequest: message => dispatch(togglePinRequestAction(message)),
-	toggleReactionPicker: message => dispatch(toggleReactionPickerAction(message)),
-	replyInit: (message, mention) => dispatch(replyInitAction(message, mention))
-});
-
-export default connect(mapStateToProps, mapDispatchToProps)(MessageActions);

app/containers/MessageBox/ReplyPreview.js

@@ -5,7 +5,6 @@ import moment from 'moment';
 import { connect } from 'react-redux';
 
 import Markdown from '../markdown';
-import { getCustomEmoji } from '../message/utils';
 import { CustomIcon } from '../../lib/Icons';
 import sharedStyles from '../../views/Styles';
 import {
@@ -55,7 +54,8 @@ class ReplyPreview extends Component {
 		Message_TimeFormat: PropTypes.string.isRequired,
 		close: PropTypes.func.isRequired,
 		baseUrl: PropTypes.string.isRequired,
-		username: PropTypes.string.isRequired
+		username: PropTypes.string.isRequired,
+		getCustomEmoji: PropTypes.func
 	}
 
 	shouldComponentUpdate() {
@@ -69,7 +69,7 @@ class ReplyPreview extends Component {
 
 	render() {
 		const {
-			message, Message_TimeFormat, baseUrl, username, useMarkdown
+			message, Message_TimeFormat, baseUrl, username, useMarkdown, getCustomEmoji
 		} = this.props;
 		const time = moment(message.ts).format(Message_TimeFormat);
 		return (

app/containers/MessageBox/index.js

@@ -10,16 +10,12 @@ import ImagePicker from 'react-native-image-crop-picker';
 import equal from 'deep-equal';
 import DocumentPicker from 'react-native-document-picker';
 import ActionSheet from 'react-native-action-sheet';
+import { Q } from '@nozbe/watermelondb';
 
 import { userTyping as userTypingAction } from '../../actions/room';
-import {
-	editRequest as editRequestAction,
-	editCancel as editCancelAction,
-	replyCancel as replyCancelAction
-} from '../../actions/messages';
 import RocketChat from '../../lib/rocketchat';
 import styles from './styles';
-import database from '../../lib/realm';
+import database from '../../lib/database';
 import Avatar from '../Avatar';
 import CustomEmoji from '../EmojiPicker/CustomEmoji';
 import { emojis } from '../../emojis';
@@ -40,10 +36,6 @@ const MENTIONS_TRACKING_TYPE_EMOJIS = ':';
 const MENTIONS_TRACKING_TYPE_COMMANDS = '/';
 const MENTIONS_COUNT_TO_DISPLAY = 4;
 
-const onlyUnique = function onlyUnique(value, index, self) {
-	return self.indexOf(({ _id }) => value._id === _id) === index;
-};
-
 const imagePickerConfig = {
 	cropping: true,
 	compressImageQuality: 0.8,
@@ -69,7 +61,6 @@ class MessageBox extends Component {
 		rid: PropTypes.string.isRequired,
 		baseUrl: PropTypes.string.isRequired,
 		message: PropTypes.object,
-		replyMessage: PropTypes.object,
 		replying: PropTypes.bool,
 		editing: PropTypes.bool,
 		threadsEnabled: PropTypes.bool,
@@ -81,11 +72,13 @@ class MessageBox extends Component {
 		}),
 		roomType: PropTypes.string,
 		tmid: PropTypes.string,
+		replyWithMention: PropTypes.bool,
+		getCustomEmoji: PropTypes.func,
 		editCancel: PropTypes.func.isRequired,
 		editRequest: PropTypes.func.isRequired,
 		onSubmit: PropTypes.func.isRequired,
 		typing: PropTypes.func,
-		closeReply: PropTypes.func
+		replyCancel: PropTypes.func
 	}
 
 	constructor(props) {
@@ -102,11 +95,6 @@ class MessageBox extends Component {
 			commandPreview: []
 		};
 		this.showCommandPreview = false;
-		this.commands = [];
-		this.users = [];
-		this.rooms = [];
-		this.emojis = [];
-		this.customEmojis = [];
 		this.onEmojiSelected = this.onEmojiSelected.bind(this);
 		this.text = '';
 		this.fileOptions = [
@@ -135,20 +123,34 @@ class MessageBox extends Component {
 		};
 	}
 
-	componentDidMount() {
+	async componentDidMount() {
+		const db = database.active;
 		const { rid, tmid } = this.props;
 		let msg;
+		try {
+			const threadsCollection = db.collections.get('threads');
+			const subsCollection = db.collections.get('subscriptions');
 			if (tmid) {
-			const thread = database.objectForPrimaryKey('threads', tmid);
+				try {
+					const thread = await threadsCollection.find(tmid);
 					if (thread) {
 						msg = thread.draftMessage;
 					}
+				} catch (error) {
+					console.log('Messagebox.didMount: Thread not found');
+				}
 			} else {
-			const [room] = database.objects('subscriptions').filtered('rid = $0', rid);
+				try {
-			if (room) {
+					const room = await subsCollection.find(rid);
 					msg = room.draftMessage;
+				} catch (error) {
+					console.log('Messagebox.didMount: Room not found');
 				}
 			}
+		} catch (e) {
+			log(e);
+		}
+
 		if (msg) {
 			this.setInput(msg);
 			this.setShowSend(true);
@@ -160,17 +162,16 @@ class MessageBox extends Component {
 	}
 
 	componentWillReceiveProps(nextProps) {
-		const { message, replyMessage, isFocused } = this.props;
+		const { isFocused, editing, replying } = this.props;
 		if (!isFocused) {
 			return;
 		}
-		if (!equal(message, nextProps.message) && nextProps.message.msg) {
+		if (editing !== nextProps.editing && nextProps.editing) {
 			this.setInput(nextProps.message.msg);
 			if (this.text) {
 				this.setShowSend(true);
 			}
-			this.focus();
+		} else if (replying !== nextProps.replying && nextProps.replying) {
-		} else if (!equal(replyMessage, nextProps.replyMessage)) {
 			this.focus();
 		} else if (!nextProps.message) {
 			this.clearInput();
@@ -181,6 +182,7 @@ class MessageBox extends Component {
 		const {
 			showEmojiKeyboard, showSend, recording, mentions, file, commandPreview
 		} = this.state;
+
 		const {
 			roomType, replying, editing, isFocused
 		} = this.props;
@@ -217,7 +219,12 @@ class MessageBox extends Component {
 		return false;
 	}
 
-	onChangeText = debounce((text) => {
+	componentWillUnmount() {
+		console.countReset(`${ this.constructor.name }.render calls`);
+	}
+
+	onChangeText = debounce(async(text) => {
+		const db = database.active;
 		const isTextEmpty = text.length === 0;
 		this.setShowSend(!isTextEmpty);
 		this.handleTyping(!isTextEmpty);
@@ -226,10 +233,15 @@ class MessageBox extends Component {
 		const slashCommand = text.match(/^\/([a-z0-9._-]+) (.+)/im);
 		if (slashCommand) {
 			const [, name, params] = slashCommand;
-			const command = database.objects('slashCommand').filtered('command == $0', name);
+			const commandsCollection = db.collections.get('slash_commands');
-			if (command && command[0] && command[0].providesPreview) {
+			try {
+				const command = await commandsCollection.find(name);
+				if (command.providesPreview) {
 					return this.setCommandPreview(name, params);
 				}
+			} catch (e) {
+				console.log('Slash command not found');
+			}
 		}
 
 		if (!isTextEmpty) {
@@ -324,114 +336,49 @@ class MessageBox extends Component {
 	}
 
 	getFixedMentions = (keyword) => {
+		let result = [];
 		if ('all'.indexOf(keyword) !== -1) {
-			this.users = [{ _id: -1, username: 'all' }, ...this.users];
+			result = [{ _id: -1, username: 'all' }];
 		}
 		if ('here'.indexOf(keyword) !== -1) {
-			this.users = [{ _id: -2, username: 'here' }, ...this.users];
+			result = [{ _id: -2, username: 'here' }, ...result];
 		}
+		return result;
 	}
 
-	getUsers = async(keyword) => {
+	getUsers = debounce(async(keyword) => {
-		this.users = database.objects('users');
+		let res = await RocketChat.search({ text: keyword, filterRooms: false, filterUsers: true });
+		res = [...this.getFixedMentions(keyword), ...res];
+		this.setState({ mentions: res });
+	}, 300)
+
+	getRooms = debounce(async(keyword = '') => {
+		const res = await RocketChat.search({ text: keyword, filterRooms: true, filterUsers: false });
+		this.setState({ mentions: res });
+	}, 300)
+
+	getEmojis = debounce(async(keyword) => {
+		const db = database.active;
 		if (keyword) {
-			this.users = this.users.filtered('username CONTAINS[c] $0', keyword);
+			const customEmojisCollection = db.collections.get('custom_emojis');
+			let customEmojis = await customEmojisCollection.query(
+				Q.where('name', Q.like(`${ Q.sanitizeLikeString(keyword) }%`))
+			).fetch();
+			customEmojis = customEmojis.slice(0, MENTIONS_COUNT_TO_DISPLAY);
+			const filteredEmojis = emojis.filter(emoji => emoji.indexOf(keyword) !== -1).slice(0, MENTIONS_COUNT_TO_DISPLAY);
+			const mergedEmojis = [...customEmojis, ...filteredEmojis].slice(0, MENTIONS_COUNT_TO_DISPLAY);
+			this.setState({ mentions: mergedEmojis || [] });
 		}
-		this.getFixedMentions(keyword);
+	}, 300)
-		this.setState({ mentions: this.users.slice() });
 
-		const usernames = [];
+	getSlashCommands = debounce(async(keyword) => {
-
+		const db = database.active;
-		if (keyword && this.users.length > 7) {
+		const commandsCollection = db.collections.get('slash_commands');
-			return;
+		const commands = await commandsCollection.query(
-		}
+			Q.where('id', Q.like(`${ Q.sanitizeLikeString(keyword) }%`))
-
+		).fetch();
-		this.users.forEach(user => usernames.push(user.username));
+		this.setState({ mentions: commands || [] });
-
+	}, 300)
-		if (this.oldPromise) {
-			this.oldPromise();
-		}
-		try {
-			const results = await Promise.race([
-				RocketChat.spotlight(keyword, usernames, { users: true }),
-				new Promise((resolve, reject) => (this.oldPromise = reject))
-			]);
-			if (results.users && results.users.length) {
-				database.write(() => {
-					results.users.forEach((user) => {
-						try {
-							database.create('users', user, true);
-						} catch (e) {
-							log(e);
-						}
-					});
-				});
-			}
-		} catch (e) {
-			console.warn('spotlight canceled');
-		} finally {
-			delete this.oldPromise;
-			this.users = database.objects('users').filtered('username CONTAINS[c] $0', keyword).slice(0, MENTIONS_COUNT_TO_DISPLAY);
-			this.getFixedMentions(keyword);
-			this.setState({ mentions: this.users });
-		}
-	}
-
-	getRooms = async(keyword = '') => {
-		this.roomsCache = this.roomsCache || [];
-		this.rooms = database.objects('subscriptions')
-			.filtered('t != $0', 'd');
-		if (keyword) {
-			this.rooms = this.rooms.filtered('name CONTAINS[c] $0', keyword);
-		}
-
-		const rooms = [];
-		this.rooms.forEach(room => rooms.push(room));
-
-		this.roomsCache.forEach((room) => {
-			if (room.name && room.name.toUpperCase().indexOf(keyword.toUpperCase()) !== -1) {
-				rooms.push(room);
-			}
-		});
-
-		if (rooms.length > 3) {
-			this.setState({ mentions: rooms });
-			return;
-		}
-
-		if (this.oldPromise) {
-			this.oldPromise();
-		}
-
-		try {
-			const results = await Promise.race([
-				RocketChat.spotlight(keyword, [...rooms, ...this.roomsCache].map(r => r.name), { rooms: true }),
-				new Promise((resolve, reject) => (this.oldPromise = reject))
-			]);
-			if (results.rooms && results.rooms.length) {
-				this.roomsCache = [...this.roomsCache, ...results.rooms].filter(onlyUnique);
-			}
-			this.setState({ mentions: [...rooms.slice(), ...results.rooms] });
-		} catch (e) {
-			console.warn('spotlight canceled');
-		} finally {
-			delete this.oldPromise;
-		}
-	}
-
-	getEmojis = (keyword) => {
-		if (keyword) {
-			this.customEmojis = database.objects('customEmojis').filtered('name CONTAINS[c] $0', keyword).slice(0, MENTIONS_COUNT_TO_DISPLAY);
-			this.emojis = emojis.filter(emoji => emoji.indexOf(keyword) !== -1).slice(0, MENTIONS_COUNT_TO_DISPLAY);
-			const mergedEmojis = [...this.customEmojis, ...this.emojis].slice(0, MENTIONS_COUNT_TO_DISPLAY);
-			this.setState({ mentions: mergedEmojis });
-		}
-	}
-
-	getSlashCommands = (keyword) => {
-		this.commands = database.objects('slashCommand').filtered('command CONTAINS[c] $0', keyword);
-		this.setState({ mentions: this.commands });
-	}
 
 	focus = () => {
 		if (this.component && this.component.focus) {
@@ -629,7 +576,7 @@ class MessageBox extends Component {
 
 	submit = async() => {
 		const {
-			message: editingMessage, editRequest, onSubmit, rid: roomId
+			onSubmit, rid: roomId
 		} = this.props;
 		const message = this.text;
 
@@ -646,10 +593,13 @@ class MessageBox extends Component {
 		} = this.props;
 
 		// Slash command
-
 		if (message[0] === MENTIONS_TRACKING_TYPE_COMMANDS) {
+			const db = database.active;
+			const commandsCollection = db.collections.get('slash_commands');
 			const command = message.replace(/ .*/, '').slice(1);
-			const slashCommand = database.objects('slashCommand').filtered('command CONTAINS[c] $0', command);
+			const slashCommand = await commandsCollection.query(
+				Q.where('id', Q.like(`${ Q.sanitizeLikeString(command) }%`))
+			).fetch();
 			if (slashCommand.length > 0) {
 				try {
 					const messageWithoutCommand = message.substr(message.indexOf(' ') + 1);
@@ -663,32 +613,35 @@ class MessageBox extends Component {
 		}
 		// Edit
 		if (editing) {
-			const { _id, rid } = editingMessage;
+			const { message: editingMessage, editRequest } = this.props;
-			editRequest({ _id, msg: message, rid });
+			const { id, subscription: { id: rid } } = editingMessage;
+			editRequest({ id, msg: message, rid });
 
 		// Reply
 		} else if (replying) {
-			const { replyMessage, closeReply, threadsEnabled } = this.props;
+			const {
+				message: replyingMessage, replyCancel, threadsEnabled, replyWithMention
+			} = this.props;
 
 			// Thread
-			if (threadsEnabled && replyMessage.mention) {
+			if (threadsEnabled && replyWithMention) {
-				onSubmit(message, replyMessage._id);
+				onSubmit(message, replyingMessage.id);
 
 			// Legacy reply or quote (quote is a reply without mention)
 			} else {
 				const { user, roomType } = this.props;
-				const permalink = await this.getPermalink(replyMessage);
+				const permalink = await this.getPermalink(replyingMessage);
 				let msg = `[ ](${ permalink }) `;
 
 				// if original message wasn't sent by current user and neither from a direct room
-				if (user.username !== replyMessage.u.username && roomType !== 'd' && replyMessage.mention) {
+				if (user.username !== replyingMessage.u.username && roomType !== 'd' && replyWithMention) {
-					msg += `@${ replyMessage.u.username } `;
+					msg += `@${ replyingMessage.u.username } `;
 				}
 
 				msg = `${ msg } ${ message }`;
 				onSubmit(msg);
 			}
-			closeReply();
+			replyCancel();
 
 		// Normal message
 		} else {
@@ -726,11 +679,6 @@ class MessageBox extends Component {
 			trackingType: '',
 			commandPreview: []
 		});
-		this.users = [];
-		this.rooms = [];
-		this.customEmojis = [];
-		this.emojis = [];
-		this.commands = [];
 	}
 
 	renderFixedMentionItem = item => (
@@ -797,33 +745,33 @@ class MessageBox extends Component {
 					switch (trackingType) {
 						case MENTIONS_TRACKING_TYPE_EMOJIS:
 							return (
-								<React.Fragment>
+								<>
 									{this.renderMentionEmoji(item)}
 									<Text key='mention-item-name' style={styles.mentionText}>:{ item.name || item }:</Text>
-								</React.Fragment>
+								</>
 							);
 						case MENTIONS_TRACKING_TYPE_COMMANDS:
 							return (
-								<React.Fragment>
+								<>
 									<Text key='mention-item-command' style={styles.slash}>/</Text>
 									<Text key='mention-item-param'>{ item.command}</Text>
-								</React.Fragment>
+								</>
 							);
 						default:
 							return (
-								<React.Fragment>
+								<>
 									<Avatar
 										key='mention-item-avatar'
 										style={styles.avatar}
 										text={item.username || item.name}
 										size={30}
-										type={item.username ? 'd' : 'c'}
+										type={item.t}
 										baseUrl={baseUrl}
 										userId={user.id}
 										token={user.token}
 									/>
 									<Text key='mention-item-name' style={styles.mentionText}>{ item.username || item.name || item }</Text>
-								</React.Fragment>
+								</>
 							);
 					}
 				})()
@@ -880,12 +828,12 @@ class MessageBox extends Component {
 
 	renderReplyPreview = () => {
 		const {
-			replyMessage, replying, closeReply, user
+			message, replying, replyCancel, user, getCustomEmoji
 		} = this.props;
 		if (!replying) {
 			return null;
 		}
-		return <ReplyPreview key='reply-preview' message={replyMessage} close={closeReply} username={user.username} />;
+		return <ReplyPreview key='reply-preview' message={message} close={replyCancel} username={user.username} getCustomEmoji={getCustomEmoji} />;
 	};
 
 	renderContent = () => {
@@ -896,7 +844,7 @@ class MessageBox extends Component {
 			return (<Recording onFinish={this.finishAudioMessage} />);
 		}
 		return (
-			<React.Fragment>
+			<>
 				{this.renderCommandPreview()}
 				{this.renderMentions()}
 				<View style={styles.composer} key='messagebox'>
@@ -935,14 +883,15 @@ class MessageBox extends Component {
 						/>
 					</View>
 				</View>
-			</React.Fragment>
+			</>
 		);
 	}
 
 	render() {
+		console.count(`${ this.constructor.name }.render calls`);
 		const { showEmojiKeyboard, file } = this.state;
 		return (
-			<React.Fragment>
+			<>
 				<KeyboardAccessoryView
 					renderContent={this.renderContent}
 					kbInputRef={this.component}
@@ -960,16 +909,12 @@ class MessageBox extends Component {
 					close={() => this.setState({ file: {} })}
 					submit={this.sendMediaMessage}
 				/>
-			</React.Fragment>
+			</>
 		);
 	}
 }
 
 const mapStateToProps = state => ({
-	message: state.messages.message,
-	replyMessage: state.messages.replyMessage,
-	replying: state.messages.replying,
-	editing: state.messages.editing,
 	baseUrl: state.settings.Site_Url || state.server ? state.server.server : '',
 	threadsEnabled: state.settings.Threads_enabled,
 	user: {
@@ -980,10 +925,7 @@ const mapStateToProps = state => ({
 });
 
 const dispatchToProps = ({
-	editCancel: () => editCancelAction(),
+	typing: (rid, status) => userTypingAction(rid, status)
-	editRequest: message => editRequestAction(message),
-	typing: (rid, status) => userTypingAction(rid, status),
-	closeReply: () => replyCancelAction()
 });
 
 export default connect(mapStateToProps, dispatchToProps, null, { forwardRef: true })(MessageBox);

app/containers/MessageErrorActions.js

@@ -1,33 +1,18 @@
 import React from 'react';
 import PropTypes from 'prop-types';
-import { connect } from 'react-redux';
 import ActionSheet from 'react-native-action-sheet';
 
-import { errorActionsHide as errorActionsHideAction } from '../actions/messages';
 import RocketChat from '../lib/rocketchat';
-import database from '../lib/realm';
+import database from '../lib/database';
 import protectedFunction from '../lib/methods/helpers/protectedFunction';
 import I18n from '../i18n';
 
 class MessageErrorActions extends React.Component {
 	static propTypes = {
-		errorActionsHide: PropTypes.func.isRequired,
+		actionsHide: PropTypes.func.isRequired,
-		actionMessage: PropTypes.object
+		message: PropTypes.object
 	};
 
-	handleResend = protectedFunction(() => {
-		const { actionMessage } = this.props;
-		RocketChat.resendMessage(actionMessage._id);
-	});
-
-	handleDelete = protectedFunction(() => {
-		const { actionMessage } = this.props;
-		database.write(() => {
-			const msg = database.objects('messages').filtered('_id = $0', actionMessage._id);
-			database.delete(msg);
-		});
-	})
-
 	// eslint-disable-next-line react/sort-comp
 	constructor(props) {
 		super(props);
@@ -41,6 +26,19 @@ class MessageErrorActions extends React.Component {
 		});
 	}
 
+	handleResend = protectedFunction(async() => {
+		const { message } = this.props;
+		await RocketChat.resendMessage(message);
+	});
+
+	handleDelete = protectedFunction(async() => {
+		const { message } = this.props;
+		const db = database.active;
+		await db.action(async() => {
+			await message.destroyPermanently();
+		});
+	})
+
 	showActionSheet = () => {
 		ActionSheet.showActionSheetWithOptions({
 			options: this.options,
@@ -53,7 +51,7 @@ class MessageErrorActions extends React.Component {
 	}
 
 	handleActionPress = (actionIndex) => {
-		const { errorActionsHide } = this.props;
+		const { actionsHide } = this.props;
 		switch (actionIndex) {
 			case this.RESEND_INDEX:
 				this.handleResend();
@@ -64,7 +62,7 @@ class MessageErrorActions extends React.Component {
 			default:
 				break;
 		}
-		errorActionsHide();
+		actionsHide();
 	}
 
 	render() {
@@ -74,12 +72,4 @@ class MessageErrorActions extends React.Component {
 	}
 }
 
-const mapStateToProps = state => ({
+export default MessageErrorActions;
-	actionMessage: state.messages.actionMessage
-});
-
-const mapDispatchToProps = dispatch => ({
-	errorActionsHide: () => dispatch(errorActionsHideAction())
-});
-
-export default connect(mapStateToProps, mapDispatchToProps)(MessageErrorActions);

app/containers/ReactionsModal.js

@@ -7,7 +7,6 @@ import Modal from 'react-native-modal';
 import Touchable from 'react-native-platform-touchable';
 
 import Emoji from './message/Emoji';
-import { getCustomEmoji } from './message/utils';
 import I18n from '../i18n';
 import { CustomIcon } from '../lib/Icons';
 import sharedStyles from '../views/Styles';
@@ -62,7 +61,9 @@ const styles = StyleSheet.create({
 const standardEmojiStyle = { fontSize: 20 };
 const customEmojiStyle = { width: 20, height: 20 };
 
-const Item = React.memo(({ item, user, baseUrl }) => {
+const Item = React.memo(({
+	item, user, baseUrl, getCustomEmoji
+}) => {
 	const count = item.usernames.length;
 	let usernames = item.usernames.slice(0, 3)
 		.map(username => (username === user.username ? I18n.t('you') : username)).join(', ');
@@ -146,7 +147,8 @@ ModalContent.displayName = 'ReactionsModalContent';
 Item.propTypes = {
 	item: PropTypes.object,
 	user: PropTypes.object,
-	baseUrl: PropTypes.string
+	baseUrl: PropTypes.string,
+	getCustomEmoji: PropTypes.func
 };
 Item.displayName = 'ReactionsModalItem';
 

app/containers/Status/index.js

@@ -3,56 +3,26 @@ import PropTypes from 'prop-types';
 import { connect } from 'react-redux';
 
 import Status from './Status';
-import database, { safeAddListener } from '../../lib/realm';
 
 class StatusContainer extends React.PureComponent {
 	static propTypes = {
-		id: PropTypes.string,
 		style: PropTypes.any,
 		size: PropTypes.number,
-		offline: PropTypes.bool
+		status: PropTypes.string
 	};
 
 	static defaultProps = {
 		size: 16
 	}
 
-	constructor(props) {
-		super(props);
-		this.user = database.memoryDatabase.objects('activeUsers').filtered('id == $0', props.id);
-		this.state = {
-			user: this.user[0] || {}
-		};
-		safeAddListener(this.user, this.updateState);
-	}
-
-	componentWillUnmount() {
-		this.user.removeAllListeners();
-	}
-
-	get status() {
-		const { user } = this.state;
-		const { offline } = this.props;
-		if (offline || !user) {
-			return 'offline';
-		}
-		return user.status || 'offline';
-	}
-
-	updateState = () => {
-		if (this.user.length) {
-			this.setState({ user: this.user[0] });
-		}
-	}
-
 	render() {
-		const { style, size } = this.props;
+		const { style, size, status } = this.props;
-		return <Status size={size} style={style} status={this.status} />;
+		return <Status size={size} style={style} status={status} />;
 	}
 }
 
-const mapStateToProps = state => ({
+const mapStateToProps = (state, ownProps) => ({
-	offline: !state.meteor.connected
+	status: state.meteor.connected ? state.activeUsers[ownProps.id] : 'offline'
 });
 
 export default connect(mapStateToProps)(StatusContainer);

app/containers/message/Content.js

@@ -24,10 +24,10 @@ const Content = React.memo((props) => {
 				getCustomEmoji={props.getCustomEmoji}
 				username={props.user.username}
 				isEdited={props.isEdited}
-				numberOfLines={props.tmid ? 1 : 0}
+				numberOfLines={(props.tmid && !props.isThreadRoom) ? 1 : 0}
 				channels={props.channels}
 				mentions={props.mentions}
-				useMarkdown={props.useMarkdown && !props.tmid}
+				useMarkdown={props.useMarkdown && (!props.tmid || props.isThreadRoom)}
 				navToRoomInfo={props.navToRoomInfo}
 				tmid={props.tmid}
 			/>
@@ -45,6 +45,7 @@ Content.propTypes = {
 	isTemp: PropTypes.bool,
 	isInfo: PropTypes.bool,
 	tmid: PropTypes.string,
+	isThreadRoom: PropTypes.bool,
 	msg: PropTypes.string,
 	isEdited: PropTypes.bool,
 	useMarkdown: PropTypes.bool,

app/containers/message/MessageAvatar.js

@@ -32,7 +32,7 @@ const MessageAvatar = React.memo(({
 		);
 	}
 	return null;
-}, (prevProps, nextProps) => prevProps.isHeader === nextProps.isHeader);
+});
 
 MessageAvatar.propTypes = {
 	isHeader: PropTypes.bool,

app/containers/message/Reactions.js

@@ -8,9 +8,9 @@ import styles from './styles';
 import Emoji from './Emoji';
 import { BUTTON_HIT_SLOP } from './utils';
 
-const AddReaction = React.memo(({ toggleReactionPicker }) => (
+const AddReaction = React.memo(({ reactionInit }) => (
 	<Touchable
-		onPress={toggleReactionPicker}
+		onPress={reactionInit}
 		key='message-add-reaction'
 		testID='message-add-reaction'
 		style={styles.reactionButton}
@@ -52,7 +52,7 @@ const Reaction = React.memo(({
 });
 
 const Reactions = React.memo(({
-	reactions, user, baseUrl, onReactionPress, toggleReactionPicker, onReactionLongPress, getCustomEmoji
+	reactions, user, baseUrl, onReactionPress, reactionInit, onReactionLongPress, getCustomEmoji
 }) => {
 	if (!reactions || reactions.length === 0) {
 		return null;
@@ -70,11 +70,10 @@ const Reactions = React.memo(({
 					getCustomEmoji={getCustomEmoji}
 				/>
 			))}
-			<AddReaction toggleReactionPicker={toggleReactionPicker} />
+			<AddReaction reactionInit={reactionInit} />
 		</View>
 	);
 });
-// FIXME: can't compare because it's a Realm object (it may be fixed by JSON.parse(JSON.stringify(reactions)))
 
 Reaction.propTypes = {
 	reaction: PropTypes.object,
@@ -91,14 +90,14 @@ Reactions.propTypes = {
 	user: PropTypes.object,
 	baseUrl: PropTypes.string,
 	onReactionPress: PropTypes.func,
-	toggleReactionPicker: PropTypes.func,
+	reactionInit: PropTypes.func,
 	onReactionLongPress: PropTypes.func,
 	getCustomEmoji: PropTypes.func
 };
 Reactions.displayName = 'MessageReactions';
 
 AddReaction.propTypes = {
-	toggleReactionPicker: PropTypes.func
+	reactionInit: PropTypes.func
 };
 AddReaction.displayName = 'MessageAddReaction';
 

app/containers/message/RepliedThread.js

@@ -9,14 +9,14 @@ import DisclosureIndicator from '../DisclosureIndicator';
 import styles from './styles';
 
 const RepliedThread = React.memo(({
-	tmid, tmsg, isHeader, isTemp, fetchThreadName
+	tmid, tmsg, isHeader, isTemp, fetchThreadName, id
 }) => {
 	if (!tmid || !isHeader || isTemp) {
 		return null;
 	}
 
 	if (!tmsg) {
-		fetchThreadName(tmid);
+		fetchThreadName(tmid, id);
 		return null;
 	}
 
@@ -49,6 +49,7 @@ const RepliedThread = React.memo(({
 RepliedThread.propTypes = {
 	tmid: PropTypes.string,
 	tmsg: PropTypes.string,
+	id: PropTypes.string,
 	isHeader: PropTypes.bool,
 	isTemp: PropTypes.bool,
 	fetchThreadName: PropTypes.func

app/containers/message/Thread.js

@@ -8,9 +8,9 @@ import { CustomIcon } from '../../lib/Icons';
 import { THREAD } from './constants';
 
 const Thread = React.memo(({
-	msg, tcount, tlm, customThreadTimeFormat
+	msg, tcount, tlm, customThreadTimeFormat, isThreadRoom
 }) => {
-	if (!tlm) {
+	if (!tlm || isThreadRoom) {
 		return null;
 	}
 
@@ -39,7 +39,8 @@ Thread.propTypes = {
 	msg: PropTypes.string,
 	tcount: PropTypes.string,
 	tlm: PropTypes.string,
-	customThreadTimeFormat: PropTypes.string
+	customThreadTimeFormat: PropTypes.string,
+	isThreadRoom: PropTypes.bool
 };
 Thread.displayName = 'MessageThread';
 

app/containers/message/index.js

@@ -4,7 +4,7 @@ import { KeyboardUtils } from 'react-native-keyboard-input';
 
 import Message from './Message';
 import debounce from '../../utils/debounce';
-import { SYSTEM_MESSAGES, getCustomEmoji, getMessageTranslation } from './utils';
+import { SYSTEM_MESSAGES, getMessageTranslation } from './utils';
 import messagesStatus from '../../constants/messagesStatus';
 
 export default class MessageContainer extends React.Component {
@@ -21,22 +21,23 @@ export default class MessageContainer extends React.Component {
 		archived: PropTypes.bool,
 		broadcast: PropTypes.bool,
 		previousItem: PropTypes.object,
-		_updatedAt: PropTypes.instanceOf(Date),
 		baseUrl: PropTypes.string,
 		Message_GroupingPeriod: PropTypes.number,
 		isReadReceiptEnabled: PropTypes.bool,
+		isThreadRoom: PropTypes.bool,
 		useRealName: PropTypes.bool,
 		useMarkdown: PropTypes.bool,
 		autoTranslateRoom: PropTypes.bool,
 		autoTranslateLanguage: PropTypes.string,
 		status: PropTypes.number,
+		getCustomEmoji: PropTypes.func,
 		onLongPress: PropTypes.func,
 		onReactionPress: PropTypes.func,
 		onDiscussionPress: PropTypes.func,
 		onThreadPress: PropTypes.func,
 		errorActionsShow: PropTypes.func,
 		replyBroadcast: PropTypes.func,
-		toggleReactionPicker: PropTypes.func,
+		reactionInit: PropTypes.func,
 		fetchThreadName: PropTypes.func,
 		onOpenFileModal: PropTypes.func,
 		onReactionLongPress: PropTypes.func,
@@ -45,55 +46,53 @@ export default class MessageContainer extends React.Component {
 
 	static defaultProps = {
 		onLongPress: () => {},
-		_updatedAt: new Date(),
 		archived: false,
 		broadcast: false
 	}
 
-	shouldComponentUpdate(nextProps) {
+	componentDidMount() {
-		const {
+		const { item } = this.props;
-			status, item, _updatedAt, autoTranslateRoom
+		if (item && item.observe) {
-		} = this.props;
+			const observable = item.observe();
-
+			this.subscription = observable.subscribe(() => {
-		if (status !== nextProps.status) {
+				this.forceUpdate();
-			return true;
+			});
 		}
-		if (autoTranslateRoom !== nextProps.autoTranslateRoom) {
-			return true;
-		}
-		if (item.tmsg !== nextProps.item.tmsg) {
-			return true;
-		}
-		if (item.unread !== nextProps.item.unread) {
-			return true;
 	}
 
-		return _updatedAt.toISOString() !== nextProps._updatedAt.toISOString();
+	shouldComponentUpdate() {
+		return false;
+	}
+
+	componentWillUnmount() {
+		if (this.subscription && this.subscription.unsubscribe) {
+			this.subscription.unsubscribe();
+		}
 	}
 
 	onPress = debounce(() => {
-		const { item } = this.props;
+		const { item, isThreadRoom } = this.props;
 		KeyboardUtils.dismiss();
 
-		if ((item.tlm || item.tmid)) {
+		if (((item.tlm || item.tmid) && !isThreadRoom)) {
 			this.onThreadPress();
 		}
 	}, 300, true);
 
 	onLongPress = () => {
-		const { archived, onLongPress } = this.props;
+		const { archived, onLongPress, item } = this.props;
 		if (this.isInfo || this.hasError || archived) {
 			return;
 		}
 		if (onLongPress) {
-			onLongPress(this.parseMessage());
+			onLongPress(item);
 		}
 	}
 
 	onErrorPress = () => {
-		const { errorActionsShow } = this.props;
+		const { errorActionsShow, item } = this.props;
 		if (errorActionsShow) {
-			errorActionsShow(this.parseMessage());
+			errorActionsShow(item);
 		}
 	}
 
@@ -132,6 +131,7 @@ export default class MessageContainer extends React.Component {
 		if (this.hasError || (previousItem && previousItem.status === messagesStatus.ERROR)) {
 			return true;
 		}
+		try {
 			if (previousItem && (
 				(previousItem.ts.toDateString() === item.ts.toDateString())
 				&& (previousItem.u.username === item.u.username)
@@ -142,13 +142,19 @@ export default class MessageContainer extends React.Component {
 				return false;
 			}
 			return true;
+		} catch (error) {
+			return true;
+		}
 	}
 
 	get isThreadReply() {
 		const {
-			item, previousItem
+			item, previousItem, isThreadRoom
 		} = this.props;
-		if (previousItem && item.tmid && (previousItem.tmid !== item.tmid) && (previousItem._id !== item.tmid)) {
+		if (isThreadRoom) {
+			return false;
+		}
+		if (previousItem && item.tmid && (previousItem.tmid !== item.tmid) && (previousItem.id !== item.tmid)) {
 			return true;
 		}
 		return false;
@@ -156,9 +162,12 @@ export default class MessageContainer extends React.Component {
 
 	get isThreadSequential() {
 		const {
-			item, previousItem
+			item, previousItem, isThreadRoom
 		} = this.props;
-		if (previousItem && item.tmid && ((previousItem.tmid === item.tmid) || (previousItem._id === item.tmid))) {
+		if (isThreadRoom) {
+			return false;
+		}
+		if (previousItem && item.tmid && ((previousItem.tmid === item.tmid) || (previousItem.id === item.tmid))) {
 			return true;
 		}
 		return false;
@@ -179,31 +188,26 @@ export default class MessageContainer extends React.Component {
 		return item.status === messagesStatus.ERROR;
 	}
 
-	parseMessage = () => {
+	reactionInit = () => {
-		const { item } = this.props;
+		const { reactionInit, item } = this.props;
-		return JSON.parse(JSON.stringify(item));
+		if (reactionInit) {
-	}
+			reactionInit(item);
-
-	toggleReactionPicker = () => {
-		const { toggleReactionPicker } = this.props;
-		if (toggleReactionPicker) {
-			toggleReactionPicker(this.parseMessage());
 		}
 	}
 
 	replyBroadcast = () => {
-		const { replyBroadcast } = this.props;
+		const { replyBroadcast, item } = this.props;
 		if (replyBroadcast) {
-			replyBroadcast(this.parseMessage());
+			replyBroadcast(item);
 		}
 	}
 
 	render() {
 		const {
-			item, user, style, archived, baseUrl, useRealName, broadcast, fetchThreadName, customThreadTimeFormat, onOpenFileModal, timeFormat, useMarkdown, isReadReceiptEnabled, autoTranslateRoom, autoTranslateLanguage, navToRoomInfo
+			item, user, style, archived, baseUrl, useRealName, broadcast, fetchThreadName, customThreadTimeFormat, onOpenFileModal, timeFormat, useMarkdown, isReadReceiptEnabled, autoTranslateRoom, autoTranslateLanguage, navToRoomInfo, getCustomEmoji, isThreadRoom
 		} = this.props;
 		const {
-			_id, msg, ts, attachments, urls, reactions, t, avatar, u, alias, editedBy, role, drid, dcount, dlm, tmid, tcount, tlm, tmsg, mentions, channels, unread, autoTranslate: autoTranslateMessage
+			id, msg, ts, attachments, urls, reactions, t, avatar, u, alias, editedBy, role, drid, dcount, dlm, tmid, tcount, tlm, tmsg, mentions, channels, unread, autoTranslate: autoTranslateMessage
 		} = item;
 
 		let message = msg;
@@ -215,7 +219,7 @@ export default class MessageContainer extends React.Component {
 
 		return (
 			<Message
-				id={_id}
+				id={id}
 				msg={message}
 				author={u}
 				ts={ts}
@@ -251,6 +255,7 @@ export default class MessageContainer extends React.Component {
 				isHeader={this.isHeader}
 				isThreadReply={this.isThreadReply}
 				isThreadSequential={this.isThreadSequential}
+				isThreadRoom={isThreadRoom}
 				isInfo={this.isInfo}
 				isTemp={this.isTemp}
 				hasError={this.hasError}
@@ -260,7 +265,7 @@ export default class MessageContainer extends React.Component {
 				onReactionLongPress={this.onReactionLongPress}
 				onReactionPress={this.onReactionPress}
 				replyBroadcast={this.replyBroadcast}
-				toggleReactionPicker={this.toggleReactionPicker}
+				reactionInit={this.reactionInit}
 				onDiscussionPress={this.onDiscussionPress}
 				onOpenFileModal={onOpenFileModal}
 				getCustomEmoji={getCustomEmoji}

app/containers/message/utils.js

@@ -1,7 +1,6 @@
 import moment from 'moment';
 
 import I18n from '../../i18n';
-import database from '../../lib/realm';
 import { DISCUSSION } from './constants';
 
 export const formatLastMessage = (lm, customFormat) => {
@@ -96,25 +95,6 @@ export const getInfoMessage = ({
 	return '';
 };
 
-export const getCustomEmoji = (content) => {
-	// search by name
-	const data = database.objects('customEmojis').filtered('name == $0', content);
-	if (data.length) {
-		return data[0];
-	}
-
-	// searches by alias
-	// RealmJS doesn't support IN operator: https://github.com/realm/realm-js/issues/450
-	const emojis = database.objects('customEmojis');
-	const findByAlias = emojis.find((emoji) => {
-		if (emoji.aliases.length && emoji.aliases.findIndex(alias => alias === content) !== -1) {
-			return true;
-		}
-		return false;
-	});
-	return findByAlias;
-};
-
 export const getMessageTranslation = (message, autoTranslateLanguage) => {
 	if (!autoTranslateLanguage) {
 		return null;

app/lib/database/index.js

@@ -0,0 +1,82 @@
+import { Database } from '@nozbe/watermelondb';
+import SQLiteAdapter from '@nozbe/watermelondb/adapters/sqlite';
+import RNFetchBlob from 'rn-fetch-blob';
+
+import Subscription from './model/Subscription';
+import Room from './model/Room';
+import Message from './model/Message';
+import Thread from './model/Thread';
+import ThreadMessage from './model/ThreadMessage';
+import CustomEmoji from './model/CustomEmoji';
+import FrequentlyUsedEmoji from './model/FrequentlyUsedEmoji';
+import Upload from './model/Upload';
+import Setting from './model/Setting';
+import Role from './model/Role';
+import Permission from './model/Permission';
+import SlashCommand from './model/SlashCommand';
+import User from './model/User';
+import Server from './model/Server';
+
+import serversSchema from './schema/servers';
+import appSchema from './schema/app';
+
+import { isIOS } from '../../utils/deviceInfo';
+
+const appGroupPath = isIOS ? `${ RNFetchBlob.fs.syncPathAppGroup('group.ios.chat.rocket') }/` : '';
+
+if (__DEV__ && isIOS) {
+	console.log(appGroupPath);
+}
+
+class DB {
+	databases = {
+		serversDB: new Database({
+			adapter: new SQLiteAdapter({
+				dbName: `${ appGroupPath }default.db`,
+				schema: serversSchema
+			}),
+			modelClasses: [Server, User],
+			actionsEnabled: true
+		})
+	}
+
+	get active() {
+		return this.databases.activeDB;
+	}
+
+	get servers() {
+		return this.databases.serversDB;
+	}
+
+	setActiveDB(database = '') {
+		const path = database.replace(/(^\w+:|^)\/\//, '');
+		const dbName = `${ appGroupPath }${ path }.db`;
+
+		const adapter = new SQLiteAdapter({
+			dbName,
+			schema: appSchema
+		});
+
+		this.databases.activeDB = new Database({
+			adapter,
+			modelClasses: [
+				Subscription,
+				Room,
+				Message,
+				Thread,
+				ThreadMessage,
+				CustomEmoji,
+				FrequentlyUsedEmoji,
+				Upload,
+				Setting,
+				Role,
+				Permission,
+				SlashCommand
+			],
+			actionsEnabled: true
+		});
+	}
+}
+
+const db = new DB();
+export default db;

app/lib/database/model/CustomEmoji.js

@@ -0,0 +1,16 @@
+import { Model } from '@nozbe/watermelondb';
+import { field, date, json } from '@nozbe/watermelondb/decorators';
+
+import { sanitizer } from '../utils';
+
+export default class CustomEmoji extends Model {
+	static table = 'custom_emojis';
+
+	@field('name') name;
+
+	@json('aliases', sanitizer) aliases;
+
+	@field('extension') extension;
+
+	@date('_updated_at') _updatedAt;
+}

app/lib/database/model/FrequentlyUsedEmoji.js

@@ -0,0 +1,14 @@
+import { Model } from '@nozbe/watermelondb';
+import { field } from '@nozbe/watermelondb/decorators';
+
+export default class FrequentlyUsedEmoji extends Model {
+	static table = 'frequently_used_emojis';
+
+	@field('content') content;
+
+	@field('extension') extension;
+
+	@field('is_custom') isCustom;
+
+	@field('count') count;
+}

app/lib/database/model/Message.js

@@ -0,0 +1,76 @@
+import { Model } from '@nozbe/watermelondb';
+import {
+	field, relation, date, json
+} from '@nozbe/watermelondb/decorators';
+
+import { sanitizer } from '../utils';
+
+export default class Message extends Model {
+	static table = 'messages';
+
+	static associations = {
+		subscriptions: { type: 'belongs_to', key: 'rid' }
+	}
+
+	@field('msg') msg;
+
+	@field('t') t;
+
+	@date('ts') ts;
+
+	@json('u', sanitizer) u;
+
+	@relation('subscriptions', 'rid') subscription;
+
+	@field('alias') alias;
+
+	@json('parse_urls', sanitizer) parseUrls;
+
+	@field('groupable') groupable;
+
+	@field('avatar') avatar;
+
+	@json('attachments', sanitizer) attachments;
+
+	@json('urls', sanitizer) urls;
+
+	@date('_updated_at') _updatedAt;
+
+	@field('status') status;
+
+	@field('pinned') pinned;
+
+	@field('starred') starred;
+
+	@json('edited_by', sanitizer) editedBy;
+
+	@json('reactions', sanitizer) reactions;
+
+	@field('role') role;
+
+	@field('drid') drid;
+
+	@field('dcount') dcount;
+
+	@date('dlm') dlm;
+
+	@field('tmid') tmid;
+
+	@field('tcount') tcount;
+
+	@date('tlm') tlm;
+
+	@json('replies', sanitizer) replies;
+
+	@json('mentions', sanitizer) mentions;
+
+	@json('channels', sanitizer) channels;
+
+	@field('unread') unread;
+
+	@field('auto_translate') autoTranslate;
+
+	@json('translations', sanitizer) translations;
+
+	@field('tmsg') tmsg;
+}

app/lib/database/model/Permission.js

@@ -0,0 +1,12 @@
+import { Model } from '@nozbe/watermelondb';
+import { json, date } from '@nozbe/watermelondb/decorators';
+
+import { sanitizer } from '../utils';
+
+export default class Permission extends Model {
+	static table = 'permissions';
+
+	@json('roles', sanitizer) roles;
+
+	@date('_updated_at') _updatedAt;
+}

app/lib/database/model/Role.js

@@ -0,0 +1,8 @@
+import { Model } from '@nozbe/watermelondb';
+import { field } from '@nozbe/watermelondb/decorators';
+
+export default class Role extends Model {
+	static table = 'roles';
+
+	@field('description') description;
+}

app/lib/database/model/Room.js

@@ -0,0 +1,16 @@
+import { Model } from '@nozbe/watermelondb';
+import { field, json } from '@nozbe/watermelondb/decorators';
+
+import { sanitizer } from '../utils';
+
+export default class Room extends Model {
+	static table = 'rooms';
+
+	@json('custom_fields', sanitizer) customFields;
+
+	@field('broadcast') broadcast;
+
+	@field('encrypted') encrypted;
+
+	@field('ro') ro;
+}

app/lib/database/model/Server.js

@@ -0,0 +1,20 @@
+import { Model } from '@nozbe/watermelondb';
+import { field, date } from '@nozbe/watermelondb/decorators';
+
+export default class Server extends Model {
+	static table = 'servers';
+
+	@field('name') name;
+
+	@field('icon_url') iconURL;
+
+	@field('use_real_name') useRealName;
+
+	@field('file_upload_media_type_white_list') FileUpload_MediaTypeWhiteList;
+
+	@field('file_upload_max_file_size') FileUpload_MaxFileSize;
+
+	@date('rooms_updated_at') roomsUpdatedAt;
+
+	@field('version') version;
+}

app/lib/database/model/Setting.js

@@ -0,0 +1,14 @@
+import { Model } from '@nozbe/watermelondb';
+import { field, date } from '@nozbe/watermelondb/decorators';
+
+export default class Setting extends Model {
+	static table = 'settings';
+
+	@field('value_as_string') valueAsString;
+
+	@field('value_as_boolean') valueAsBoolean;
+
+	@field('value_as_number') valueAsNumber;
+
+	@date('_updated_at') _updatedAt;
+}

app/lib/database/model/SlashCommand.js

@@ -0,0 +1,14 @@
+import { Model } from '@nozbe/watermelondb';
+import { field } from '@nozbe/watermelondb/decorators';
+
+export default class SlashCommand extends Model {
+	static table = 'slash_commands';
+
+  @field('params') params;
+
+  @field('description') description;
+
+  @field('client_only') clientOnly;
+
+  @field('provides_preview') providesPreview;
+}

app/lib/database/model/Subscription.js

@@ -0,0 +1,88 @@
+import { Model } from '@nozbe/watermelondb';
+import {
+	field, date, json, children
+} from '@nozbe/watermelondb/decorators';
+import { sanitizer } from '../utils';
+
+export default class Subscription extends Model {
+	static table = 'subscriptions';
+
+	static associations = {
+		messages: { type: 'has_many', foreignKey: 'rid' },
+		threads: { type: 'has_many', foreignKey: 'rid' },
+		thread_messages: { type: 'has_many', foreignKey: 'subscription_id' },
+		uploads: { type: 'has_many', foreignKey: 'rid' }
+	}
+
+	@field('_id') _id;
+
+	@field('f') f;
+
+	@field('t') t;
+
+	@date('ts') ts;
+
+	@date('ls') ls;
+
+	@field('name') name;
+
+	@field('fname') fname;
+
+	@field('rid') rid;
+
+	@field('open') open;
+
+	@field('alert') alert;
+
+	@json('roles', sanitizer) roles;
+
+	@field('unread') unread;
+
+	@field('user_mentions') userMentions;
+
+	@date('room_updated_at') roomUpdatedAt;
+
+	@field('ro') ro;
+
+	@date('last_open') lastOpen;
+
+	@field('description') description;
+
+	@field('announcement') announcement;
+
+	@field('topic') topic;
+
+	@field('blocked') blocked;
+
+	@field('blocker') blocker;
+
+	@field('react_when_read_only') reactWhenReadOnly;
+
+	@field('archived') archived;
+
+	@field('join_code_required') joinCodeRequired;
+
+	@field('notifications') notifications;
+
+	@json('muted', sanitizer) muted;
+
+	@field('broadcast') broadcast;
+
+	@field('prid') prid;
+
+	@field('draft_message') draftMessage;
+
+	@date('last_thread_sync') lastThreadSync;
+
+	@field('auto_translate') autoTranslate;
+
+	@field('auto_translate_language') autoTranslateLanguage;
+
+	@json('last_message', sanitizer) lastMessage;
+
+	@children('messages') messages;
+
+	@children('threads') threads;
+
+	@children('thread_messages') threadMessages;
+}

app/lib/database/model/Thread.js

@@ -0,0 +1,74 @@
+import { Model } from '@nozbe/watermelondb';
+import {
+	field, relation, date, json
+} from '@nozbe/watermelondb/decorators';
+
+import { sanitizer } from '../utils';
+
+export default class Thread extends Model {
+	static table = 'threads';
+
+	static associations = {
+		subscriptions: { type: 'belongs_to', key: 'rid' }
+	}
+
+	@field('msg') msg;
+
+	@field('t') t;
+
+	@date('ts') ts;
+
+	@json('u', sanitizer) u;
+
+	@relation('subscriptions', 'rid') subscription;
+
+	@field('alias') alias;
+
+	@json('parse_urls', sanitizer) parseUrls;
+
+	@field('groupable') groupable;
+
+	@field('avatar') avatar;
+
+	@json('attachments', sanitizer) attachments;
+
+	@json('urls', sanitizer) urls;
+
+	@date('_updated_at') _updatedAt;
+
+	@field('status') status;
+
+	@field('pinned') pinned;
+
+	@field('starred') starred;
+
+	@json('edited_by', sanitizer) editedBy;
+
+	@json('reactions', sanitizer) reactions;
+
+	@field('role') role;
+
+	@field('drid') drid;
+
+	@field('dcount') dcount;
+
+	@date('dlm') dlm;
+
+	@field('tmid') tmid;
+
+	@field('tcount') tcount;
+
+	@date('tlm') tlm;
+
+	@json('replies', sanitizer) replies;
+
+	@json('mentions', sanitizer) mentions;
+
+	@json('channels', sanitizer) channels;
+
+	@field('unread') unread;
+
+	@field('auto_translate') autoTranslate;
+
+	@json('translations', sanitizer) translations;
+}

app/lib/database/model/ThreadMessage.js

@@ -0,0 +1,76 @@
+import { Model } from '@nozbe/watermelondb';
+import {
+	field, relation, date, json
+} from '@nozbe/watermelondb/decorators';
+
+import { sanitizer } from '../utils';
+
+export default class ThreadMessage extends Model {
+	static table = 'thread_messages';
+
+	static associations = {
+		subscriptions: { type: 'belongs_to', key: 'subscription_id' }
+	}
+
+	@field('msg') msg;
+
+	@field('t') t;
+
+	@date('ts') ts;
+
+	@json('u', sanitizer) u;
+
+	@relation('subscriptions', 'subscription_id') subscription;
+
+	@field('rid') rid;
+
+	@field('alias') alias;
+
+	@json('parse_urls', sanitizer) parseUrls;
+
+	@field('groupable') groupable;
+
+	@field('avatar') avatar;
+
+	@json('attachments', sanitizer) attachments;
+
+	@json('urls', sanitizer) urls;
+
+	@date('_updated_at') _updatedAt;
+
+	@field('status') status;
+
+	@field('pinned') pinned;
+
+	@field('starred') starred;
+
+	@json('edited_by', sanitizer) editedBy;
+
+	@json('reactions', sanitizer) reactions;
+
+	@field('role') role;
+
+	@field('drid') drid;
+
+	@field('dcount') dcount;
+
+	@date('dlm') dlm;
+
+	@field('tcount') tcount;
+
+	@date('tlm') tlm;
+
+	@json('replies', sanitizer) replies;
+
+	@json('mentions', sanitizer) mentions;
+
+	@json('channels', sanitizer) channels;
+
+	@field('unread') unread;
+
+	@field('auto_translate') autoTranslate;
+
+	@json('translations', sanitizer) translations;
+
+	@field('draft_message') draftMessage;
+}

app/lib/database/model/Upload.js

@@ -0,0 +1,28 @@
+import { Model } from '@nozbe/watermelondb';
+import { field, relation } from '@nozbe/watermelondb/decorators';
+
+export default class Upload extends Model {
+	static table = 'uploads';
+
+	static associations = {
+		subscriptions: { type: 'belongs_to', key: 'rid' }
+	}
+
+	@field('path') path;
+
+	@relation('subscriptions', 'rid') subscription;
+
+	@field('name') name;
+
+	@field('description') description;
+
+	@field('size') size;
+
+	@field('type') type;
+
+	@field('store') store;
+
+	@field('progress') progress;
+
+	@field('error') error;
+}

app/lib/database/model/User.js

@@ -0,0 +1,20 @@
+import { Model } from '@nozbe/watermelondb';
+import { field, json } from '@nozbe/watermelondb/decorators';
+
+import { sanitizer } from '../utils';
+
+export default class User extends Model {
+	static table = 'users';
+
+	@field('token') token;
+
+	@field('username') username;
+
+	@field('name') name;
+
+	@field('language') language;
+
+	@field('status') status;
+
+	@json('roles', sanitizer) roles;
+}

app/lib/database/schema/app.js

@@ -0,0 +1,222 @@
+import { appSchema, tableSchema } from '@nozbe/watermelondb';
+
+export default appSchema({
+	version: 1,
+	tables: [
+		tableSchema({
+			name: 'subscriptions',
+			columns: [
+				{ name: '_id', type: 'string' },
+				{ name: 'f', type: 'boolean' },
+				{ name: 't', type: 'string', isIndexed: true },
+				{ name: 'ts', type: 'number' },
+				{ name: 'ls', type: 'number' },
+				{ name: 'name', type: 'string', isIndexed: true },
+				{ name: 'fname', type: 'string' },
+				{ name: 'rid', type: 'string', isIndexed: true },
+				{ name: 'open', type: 'boolean' },
+				{ name: 'alert', type: 'boolean' },
+				{ name: 'roles', type: 'string', isOptional: true },
+				{ name: 'unread', type: 'number' },
+				{ name: 'user_mentions', type: 'number' },
+				{ name: 'room_updated_at', type: 'number' },
+				{ name: 'ro', type: 'boolean' },
+				{ name: 'last_open', type: 'number', isOptional: true },
+				{ name: 'last_message', type: 'string', isOptional: true },
+				{ name: 'description', type: 'string', isOptional: true },
+				{ name: 'announcement', type: 'string', isOptional: true },
+				{ name: 'topic', type: 'string', isOptional: true },
+				{ name: 'blocked', type: 'boolean', isOptional: true },
+				{ name: 'blocker', type: 'boolean', isOptional: true },
+				{ name: 'react_when_read_only', type: 'boolean', isOptional: true },
+				{ name: 'archived', type: 'boolean' },
+				{ name: 'join_code_required', type: 'boolean', isOptional: true },
+				{ name: 'muted', type: 'string', isOptional: true },
+				{ name: 'broadcast', type: 'boolean', isOptional: true },
+				{ name: 'prid', type: 'string', isOptional: true },
+				{ name: 'draft_message', type: 'string', isOptional: true },
+				{ name: 'last_thread_sync', type: 'number', isOptional: true },
+				{ name: 'auto_translate', type: 'boolean', isOptional: true },
+				{ name: 'auto_translate_language', type: 'string' }
+			]
+		}),
+		tableSchema({
+			name: 'rooms',
+			columns: [
+				{ name: 'custom_fields', type: 'string' },
+				{ name: 'broadcast', type: 'boolean' },
+				{ name: 'encrypted', type: 'boolean' },
+				{ name: 'ro', type: 'boolean' }
+			]
+		}),
+		tableSchema({
+			name: 'messages',
+			columns: [
+				{ name: 'msg', type: 'string', isOptional: true },
+				{ name: 't', type: 'string', isOptional: true },
+				{ name: 'rid', type: 'string', isIndexed: true },
+				{ name: 'ts', type: 'number' },
+				{ name: 'u', type: 'string' },
+				{ name: 'alias', type: 'string' },
+				{ name: 'parse_urls', type: 'string' },
+				{ name: 'groupable', type: 'boolean', isOptional: true },
+				{ name: 'avatar', type: 'string', isOptional: true },
+				{ name: 'attachments', type: 'string', isOptional: true },
+				{ name: 'urls', type: 'string', isOptional: true },
+				{ name: '_updated_at', type: 'number' },
+				{ name: 'status', type: 'number', isOptional: true },
+				{ name: 'pinned', type: 'boolean', isOptional: true },
+				{ name: 'starred', type: 'boolean', isOptional: true },
+				{ name: 'edited_by', type: 'string', isOptional: true },
+				{ name: 'reactions', type: 'string', isOptional: true },
+				{ name: 'role', type: 'string', isOptional: true },
+				{ name: 'drid', type: 'string', isOptional: true },
+				{ name: 'dcount', type: 'number', isOptional: true },
+				{ name: 'dlm', type: 'number', isOptional: true },
+				{ name: 'tmid', type: 'string', isOptional: true },
+				{ name: 'tcount', type: 'number', isOptional: true },
+				{ name: 'tlm', type: 'number', isOptional: true },
+				{ name: 'replies', type: 'string', isOptional: true },
+				{ name: 'mentions', type: 'string', isOptional: true },
+				{ name: 'channels', type: 'string', isOptional: true },
+				{ name: 'unread', type: 'boolean', isOptional: true },
+				{ name: 'auto_translate', type: 'boolean', isOptional: true },
+				{ name: 'translations', type: 'string', isOptional: true },
+				{ name: 'tmsg', type: 'string', isOptional: true }
+			]
+		}),
+		tableSchema({
+			name: 'threads',
+			columns: [
+				{ name: 'msg', type: 'string', isOptional: true },
+				{ name: 't', type: 'string', isOptional: true },
+				{ name: 'rid', type: 'string', isIndexed: true },
+				{ name: '_updated_at', type: 'number' },
+				{ name: 'ts', type: 'number' },
+				{ name: 'u', type: 'string' },
+				{ name: 'alias', type: 'string', isOptional: true },
+				{ name: 'parse_urls', type: 'string', isOptional: true },
+				{ name: 'groupable', type: 'boolean', isOptional: true },
+				{ name: 'avatar', type: 'string', isOptional: true },
+				{ name: 'attachments', type: 'string', isOptional: true },
+				{ name: 'urls', type: 'string', isOptional: true },
+				{ name: 'status', type: 'number', isOptional: true },
+				{ name: 'pinned', type: 'boolean', isOptional: true },
+				{ name: 'starred', type: 'boolean', isOptional: true },
+				{ name: 'edited_by', type: 'string', isOptional: true },
+				{ name: 'reactions', type: 'string', isOptional: true },
+				{ name: 'role', type: 'string', isOptional: true },
+				{ name: 'drid', type: 'string', isOptional: true },
+				{ name: 'dcount', type: 'number', isOptional: true },
+				{ name: 'dlm', type: 'number', isOptional: true },
+				{ name: 'tmid', type: 'string', isOptional: true },
+				{ name: 'tcount', type: 'number', isOptional: true },
+				{ name: 'tlm', type: 'number', isOptional: true },
+				{ name: 'replies', type: 'string', isOptional: true },
+				{ name: 'mentions', type: 'string', isOptional: true },
+				{ name: 'channels', type: 'string', isOptional: true },
+				{ name: 'unread', type: 'boolean', isOptional: true },
+				{ name: 'auto_translate', type: 'boolean', isOptional: true },
+				{ name: 'translations', type: 'string', isOptional: true }
+			]
+		}),
+		tableSchema({
+			name: 'thread_messages',
+			columns: [
+				{ name: 'msg', type: 'string', isOptional: true },
+				{ name: 't', type: 'string', isOptional: true },
+				{ name: 'rid', type: 'string', isIndexed: true },
+				{ name: 'subscription_id', type: 'string', isIndexed: true },
+				{ name: '_updated_at', type: 'number' },
+				{ name: 'ts', type: 'number' },
+				{ name: 'u', type: 'string' },
+				{ name: 'alias', type: 'string', isOptional: true },
+				{ name: 'parse_urls', type: 'string', isOptional: true },
+				{ name: 'groupable', type: 'boolean', isOptional: true },
+				{ name: 'avatar', type: 'string', isOptional: true },
+				{ name: 'attachments', type: 'string', isOptional: true },
+				{ name: 'urls', type: 'string', isOptional: true },
+				{ name: 'status', type: 'number', isOptional: true },
+				{ name: 'pinned', type: 'boolean', isOptional: true },
+				{ name: 'starred', type: 'boolean', isOptional: true },
+				{ name: 'edited_by', type: 'string', isOptional: true },
+				{ name: 'reactions', type: 'string', isOptional: true },
+				{ name: 'role', type: 'string', isOptional: true },
+				{ name: 'drid', type: 'string', isOptional: true },
+				{ name: 'dcount', type: 'number', isOptional: true },
+				{ name: 'dlm', type: 'number', isOptional: true },
+				{ name: 'tcount', type: 'number', isOptional: true },
+				{ name: 'tlm', type: 'number', isOptional: true },
+				{ name: 'replies', type: 'string', isOptional: true },
+				{ name: 'mentions', type: 'string', isOptional: true },
+				{ name: 'channels', type: 'string', isOptional: true },
+				{ name: 'unread', type: 'boolean', isOptional: true },
+				{ name: 'auto_translate', type: 'boolean', isOptional: true },
+				{ name: 'translations', type: 'string', isOptional: true }
+			]
+		}),
+		tableSchema({
+			name: 'custom_emojis',
+			columns: [
+				{ name: 'name', type: 'string', isOptional: true },
+				{ name: 'aliases', type: 'string', isOptional: true },
+				{ name: 'extension', type: 'string' },
+				{ name: '_updated_at', type: 'number' }
+			]
+		}),
+		tableSchema({
+			name: 'frequently_used_emojis',
+			columns: [
+				{ name: 'content', type: 'string', isOptional: true },
+				{ name: 'extension', type: 'string', isOptional: true },
+				{ name: 'is_custom', type: 'boolean' },
+				{ name: 'count', type: 'number' }
+			]
+		}),
+		tableSchema({
+			name: 'uploads',
+			columns: [
+				{ name: 'path', type: 'string', isOptional: true },
+				{ name: 'rid', type: 'string', isIndexed: true },
+				{ name: 'name', type: 'string', isOptional: true },
+				{ name: 'description', type: 'string', isOptional: true },
+				{ name: 'size', type: 'number' },
+				{ name: 'type', type: 'string', isOptional: true },
+				{ name: 'store', type: 'string', isOptional: true },
+				{ name: 'progress', type: 'number' },
+				{ name: 'error', type: 'boolean' }
+			]
+		}),
+		tableSchema({
+			name: 'settings',
+			columns: [
+				{ name: 'value_as_string', type: 'string', isOptional: true },
+				{ name: 'value_as_boolean', type: 'boolean', isOptional: true },
+				{ name: 'value_as_number', type: 'number', isOptional: true },
+				{ name: '_updated_at', type: 'number', isOptional: true }
+			]
+		}),
+		tableSchema({
+			name: 'roles',
+			columns: [
+				{ name: 'description', type: 'string', isOptional: true }
+			]
+		}),
+		tableSchema({
+			name: 'permissions',
+			columns: [
+				{ name: 'roles', type: 'string' },
+				{ name: '_updated_at', type: 'number', isOptional: true }
+			]
+		}),
+		tableSchema({
+			name: 'slash_commands',
+			columns: [
+				{ name: 'params', type: 'string', isOptional: true },
+				{ name: 'description', type: 'string', isOptional: true },
+				{ name: 'client_only', type: 'boolean', isOptional: true },
+				{ name: 'provides_preview', type: 'boolean', isOptional: true }
+			]
+		})
+	]
+});

app/lib/database/schema/servers.js

@@ -0,0 +1,30 @@
+import { appSchema, tableSchema } from '@nozbe/watermelondb';
+
+export default appSchema({
+	version: 2,
+	tables: [
+		tableSchema({
+			name: 'users',
+			columns: [
+				{ name: 'token', type: 'string', isOptional: true },
+				{ name: 'username', type: 'string', isOptional: true },
+				{ name: 'name', type: 'string', isOptional: true },
+				{ name: 'language', type: 'string', isOptional: true },
+				{ name: 'status', type: 'string', isOptional: true },
+				{ name: 'roles', type: 'string', isOptional: true }
+			]
+		}),
+		tableSchema({
+			name: 'servers',
+			columns: [
+				{ name: 'name', type: 'string', isOptional: true },
+				{ name: 'icon_url', type: 'string', isOptional: true },
+				{ name: 'use_real_name', type: 'boolean', isOptional: true },
+				{ name: 'file_upload_media_type_white_list', type: 'string', isOptional: true },
+				{ name: 'file_upload_max_file_size', type: 'number', isOptional: true },
+				{ name: 'rooms_updated_at', type: 'number', isOptional: true },
+				{ name: 'version', type: 'string', isOptional: true }
+			]
+		})
+	]
+});

app/lib/database/utils.js

@@ -0,0 +1 @@
+export const sanitizer = r => r;

app/lib/methods/canOpenRoom.js

@@ -1,4 +1,4 @@
-import database from '../realm';
+import database from '../database';
 
 const restTypes = {
 	channel: 'channels', direct: 'im', group: 'groups'
@@ -18,14 +18,19 @@ async function open({ type, rid }) {
 }
 
 export default async function canOpenRoom({ rid, path }) {
+	try {
+		const db = database.active;
+		const subsCollection = db.collections.get('subscriptions');
 		const [type] = path.split('/');
 		if (type === 'channel') {
 			return true;
 		}
 
-	const room = database.objects('subscriptions').filtered('rid == $0', rid);
+		try {
-	if (room.length) {
+			await subsCollection.find(rid);
 			return true;
+		} catch (error) {
+			// Do nothing
 		}
 
 		try {
@@ -33,4 +38,7 @@ export default async function canOpenRoom({ rid, path }) {
 		} catch (e) {
 			return false;
 		}
+	} catch (e) {
+		return false;
+	}
 }

app/lib/methods/getCustomEmojis.js

@@ -1,45 +1,110 @@
 import { InteractionManager } from 'react-native';
 import semver from 'semver';
+import orderBy from 'lodash/orderBy';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
 import reduxStore from '../createStore';
-import database from '../realm';
+import database from '../database';
 import log from '../../utils/log';
+import { setCustomEmojis as setCustomEmojisAction } from '../../actions/customEmojis';
 
-const getUpdatedSince = () => {
+const getUpdatedSince = (allEmojis) => {
-	const emoji = database.objects('customEmojis').sorted('_updatedAt', true)[0];
+	if (!allEmojis.length) {
-	return emoji && emoji._updatedAt.toISOString();
+		return null;
+	}
+	const ordered = orderBy(allEmojis.filter(item => item._updatedAt !== null), ['_updatedAt'], ['desc']);
+	return ordered && ordered[0]._updatedAt.toISOString();
 };
 
-const create = (customEmojis) => {
+const updateEmojis = async({ update = [], remove = [], allRecords }) => {
-	if (customEmojis && customEmojis.length) {
+	if (!((update && update.length) || (remove && remove.length))) {
-		customEmojis.forEach((emoji) => {
+		return;
-			try {
-				database.create('customEmojis', emoji, true);
-			} catch (e) {
-				// log('getEmojis create', e);
 	}
+	const db = database.active;
+	const emojisCollection = db.collections.get('custom_emojis');
+	let emojisToCreate = [];
+	let emojisToUpdate = [];
+	let emojisToDelete = [];
+
+	// Create or update
+	if (update && update.length) {
+		emojisToCreate = update.filter(i1 => !allRecords.find(i2 => i1._id === i2.id));
+		emojisToUpdate = allRecords.filter(i1 => update.find(i2 => i1.id === i2._id));
+		emojisToCreate = emojisToCreate.map(emoji => emojisCollection.prepareCreate((e) => {
+			e._raw = sanitizedRaw({ id: emoji._id }, emojisCollection.schema);
+			Object.assign(e, emoji);
+		}));
+		emojisToUpdate = emojisToUpdate.map((emoji) => {
+			const newEmoji = update.find(e => e._id === emoji.id);
+			return emoji.prepareUpdate((e) => {
+				Object.assign(e, newEmoji);
+			});
 		});
 	}
+
+	if (remove && remove.length) {
+		emojisToDelete = allRecords.filter(i1 => remove.find(i2 => i1.id === i2._id));
+		emojisToDelete = emojisToDelete.map(emoji => emoji.prepareDestroyPermanently());
+	}
+
+	try {
+		await db.action(async() => {
+			await db.batch(
+				...emojisToCreate,
+				...emojisToUpdate,
+				...emojisToDelete
+			);
+		});
+		return true;
+	} catch (e) {
+		log(e);
+	}
 };
 
+export async function setCustomEmojis() {
+	const db = database.active;
+	const emojisCollection = db.collections.get('custom_emojis');
+	const allEmojis = await emojisCollection.query().fetch();
+	const parsed = allEmojis.reduce((ret, item) => {
+		ret[item.name] = {
+			name: item.name,
+			extension: item.extension
+		};
+		item.aliases.forEach((alias) => {
+			ret[alias] = {
+				name: item.name,
+				extension: item.extension
+			};
+		});
+		return ret;
+	}, {});
+	reduxStore.dispatch(setCustomEmojisAction(parsed));
+}
 
-export default function() {
+export function getCustomEmojis() {
 	return new Promise(async(resolve) => {
 		try {
 			const serverVersion = reduxStore.getState().server.version;
-			const updatedSince = getUpdatedSince();
+			const db = database.active;
+			const emojisCollection = db.collections.get('custom_emojis');
+			const allRecords = await emojisCollection.query().fetch();
+			const updatedSince = await getUpdatedSince(allRecords);
 
 			// if server version is lower than 0.75.0, fetches from old api
 			if (semver.lt(serverVersion, '0.75.0')) {
 				// RC 0.61.0
 				const result = await this.sdk.get('emoji-custom');
 
-				InteractionManager.runAfterInteractions(() => {
+				InteractionManager.runAfterInteractions(async() => {
 					let { emojis } = result;
 					emojis = emojis.filter(emoji => !updatedSince || emoji._updatedAt > updatedSince);
-					database.write(() => {
+					const changedEmojis = await updateEmojis({ update: emojis, allRecords });
-						create(emojis);
+
-					});
+					// `setCustomEmojis` is fired on selectServer
+					// We run it again only if emojis were changed
+					if (changedEmojis) {
+						setCustomEmojis();
+					}
 					return resolve();
 				});
 			} else {
@@ -55,27 +120,18 @@ export default function() {
 					return resolve();
 				}
 
-				InteractionManager.runAfterInteractions(
+				InteractionManager.runAfterInteractions(async() => {
-					() => database.write(() => {
 					const { emojis } = result;
-						create(emojis.update);
+					const { update, remove } = emojis;
+					const changedEmojis = await updateEmojis({ update, remove, allRecords });
 
-						if (emojis.delete && emojis.delete.length) {
+					// `setCustomEmojis` is fired on selectServer
-							emojis.delete.forEach((emoji) => {
+					// We run it again only if emojis were changed
-								try {
+					if (changedEmojis) {
-									const emojiRecord = database.objectForPrimaryKey('customEmojis', emoji._id);
+						setCustomEmojis();
-									if (emojiRecord) {
-										database.delete(emojiRecord);
-									}
-								} catch (e) {
-									log(e);
 					}
 				});
 			}
-						return resolve();
-					})
-				);
-			}
 		} catch (e) {
 			log(e);
 			return resolve();

app/lib/methods/getPermissions.js

@@ -1,31 +1,82 @@
 import { InteractionManager } from 'react-native';
 import semver from 'semver';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
+import { orderBy } from 'lodash';
 
-import database from '../realm';
+import database from '../database';
 import log from '../../utils/log';
 import reduxStore from '../createStore';
+import protectedFunction from './helpers/protectedFunction';
 
-const getUpdatedSince = () => {
+const getUpdatedSince = (allRecords) => {
-	const permissions = database.objects('permissions').sorted('_updatedAt', true)[0];
-	return permissions && permissions._updatedAt.toISOString();
-};
-
-const create = (permissions) => {
-	if (permissions && permissions.length) {
-		permissions.forEach((permission) => {
 	try {
-				database.create('permissions', permission, true);
+		if (!allRecords.length) {
+			return null;
+		}
+		const ordered = orderBy(allRecords.filter(item => item._updatedAt !== null), ['_updatedAt'], ['desc']);
+		return ordered && ordered[0]._updatedAt.toISOString();
 	} catch (e) {
 		log(e);
 	}
+	return null;
+};
+
+const updatePermissions = async({ update = [], remove = [], allRecords }) => {
+	if (!((update && update.length) || (remove && remove.length))) {
+		return;
+	}
+	const db = database.active;
+	const permissionsCollection = db.collections.get('permissions');
+
+	// filter permissions
+	let permissionsToCreate = [];
+	let permissionsToUpdate = [];
+	let permissionsToDelete = [];
+
+	// Create or update
+	if (update && update.length) {
+		permissionsToCreate = update.filter(i1 => !allRecords.find(i2 => i1._id === i2.id));
+		permissionsToUpdate = allRecords.filter(i1 => update.find(i2 => i1.id === i2._id));
+		permissionsToCreate = permissionsToCreate.map(permission => permissionsCollection.prepareCreate(protectedFunction((p) => {
+			p._raw = sanitizedRaw({ id: permission._id }, permissionsCollection.schema);
+			Object.assign(p, permission);
+		})));
+		permissionsToUpdate = permissionsToUpdate.map((permission) => {
+			const newPermission = update.find(p => p._id === permission.id);
+			return permission.prepareUpdate(protectedFunction((p) => {
+				Object.assign(p, newPermission);
+			}));
 		});
 	}
+
+	// Delete
+	if (remove && remove.length) {
+		permissionsToDelete = allRecords.filter(i1 => remove.find(i2 => i1.id === i2._id));
+		permissionsToDelete = permissionsToDelete.map(permission => permission.prepareDestroyPermanently());
+	}
+
+	const batch = [
+		...permissionsToCreate,
+		...permissionsToUpdate,
+		...permissionsToDelete
+	];
+
+	try {
+		await db.action(async() => {
+			await db.batch(...batch);
+		});
+	} catch (e) {
+		log(e);
+	}
 };
 
 export default function() {
 	return new Promise(async(resolve) => {
 		try {
 			const serverVersion = reduxStore.getState().server.version;
+			const db = database.active;
+			const permissionsCollection = db.collections.get('permissions');
+			const allRecords = await permissionsCollection.query().fetch();
 
 			// if server version is lower than 0.73.0, fetches from old api
 			if (semver.lt(serverVersion, '0.73.0')) {
@@ -34,15 +85,13 @@ export default function() {
 				if (!result.success) {
 					return resolve();
 				}
-				InteractionManager.runAfterInteractions(() => {
+				InteractionManager.runAfterInteractions(async() => {
-					database.write(() => {
+					await updatePermissions({ update: result.permissions, allRecords });
-						create(result.permissions);
-					});
 					return resolve();
 				});
 			} else {
 				const params = {};
-				const updatedSince = getUpdatedSince();
+				const updatedSince = await getUpdatedSince(allRecords);
 				if (updatedSince) {
 					params.updatedSince = updatedSince;
 				}
@@ -53,25 +102,10 @@ export default function() {
 					return resolve();
 				}
 
-				InteractionManager.runAfterInteractions(
+				InteractionManager.runAfterInteractions(async() => {
-					() => database.write(() => {
+					await updatePermissions({ update: result.update, remove: result.delete, allRecords });
-						create(result.update);
-
-						if (result.delete && result.delete.length) {
-							result.delete.forEach((p) => {
-								try {
-									const permission = database.objectForPrimaryKey('permissions', p._id);
-									if (permission) {
-										database.delete(permission);
-									}
-								} catch (e) {
-									log(e);
-								}
-							});
-						}
 					return resolve();
-					})
+				});
-				);
 			}
 		} catch (e) {
 			log(e);

app/lib/methods/getRoles.js

@@ -1,9 +1,12 @@
 import { InteractionManager } from 'react-native';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
-import database from '../realm';
+import database from '../database';
 import log from '../../utils/log';
+import protectedFunction from './helpers/protectedFunction';
 
 export default function() {
+	const db = database.active;
 	return new Promise(async(resolve) => {
 		try {
 			// RC 0.70.0
@@ -16,14 +19,41 @@ export default function() {
 			const { roles } = result;
 
 			if (roles && roles.length) {
-				InteractionManager.runAfterInteractions(() => {
+				InteractionManager.runAfterInteractions(async() => {
-					database.write(() => roles.forEach((role) => {
+					await db.action(async() => {
+						const rolesCollections = db.collections.get('roles');
+						const allRolesRecords = await rolesCollections.query().fetch();
+
+						// filter roles
+						let rolesToCreate = roles.filter(i1 => !allRolesRecords.find(i2 => i1._id === i2.id));
+						let rolesToUpdate = allRolesRecords.filter(i1 => roles.find(i2 => i1.id === i2._id));
+
+						// Create
+						rolesToCreate = rolesToCreate.map(role => rolesCollections.prepareCreate(protectedFunction((r) => {
+							r._raw = sanitizedRaw({ id: role._id }, rolesCollections.schema);
+							Object.assign(r, role);
+						})));
+
+						// Update
+						rolesToUpdate = rolesToUpdate.map((role) => {
+							const newRole = roles.find(r => r._id === role.id);
+							return role.prepareUpdate(protectedFunction((r) => {
+								Object.assign(r, newRole);
+							}));
+						});
+
+						const allRecords = [
+							...rolesToCreate,
+							...rolesToUpdate
+						];
+
 						try {
-							database.create('roles', role, true);
+							await db.batch(...allRecords);
 						} catch (e) {
 							log(e);
 						}
-					}));
+						return allRecords.length;
+					});
 					return resolve();
 				});
 			}

app/lib/methods/getSettings.js

@@ -1,23 +1,58 @@
 import { InteractionManager } from 'react-native';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
+import { Q } from '@nozbe/watermelondb';
 
 import reduxStore from '../createStore';
-import database from '../realm';
 import * as actions from '../../actions';
-import log from '../../utils/log';
 import settings from '../../constants/settings';
+import log from '../../utils/log';
+import database from '../database';
+import protectedFunction from './helpers/protectedFunction';
 
-function updateServer(param) {
+const serverInfoKeys = ['Site_Name', 'UI_Use_Real_Name', 'FileUpload_MediaTypeWhiteList', 'FileUpload_MaxFileSize'];
-	database.databases.serversDB.write(() => {
+
+const serverInfoUpdate = async(serverInfo, iconSetting) => {
+	const serversDB = database.servers;
+	const serverId = reduxStore.getState().server.server;
+
+	let info = serverInfo.reduce((allSettings, setting) => {
+		if (setting._id === 'Site_Name') {
+			return { ...allSettings, name: setting.valueAsString };
+		}
+		if (setting._id === 'UI_Use_Real_Name') {
+			return { ...allSettings, useRealName: setting.valueAsBoolean };
+		}
+		if (setting._id === 'FileUpload_MediaTypeWhiteList') {
+			return { ...allSettings, FileUpload_MediaTypeWhiteList: setting.valueAsString };
+		}
+		if (setting._id === 'FileUpload_MaxFileSize') {
+			return { ...allSettings, FileUpload_MaxFileSize: setting.valueAsNumber };
+		}
+		return allSettings;
+	}, {});
+
+	if (iconSetting) {
+		const iconURL = `${ serverId }/${ iconSetting.value.url || iconSetting.value.defaultUrl }`;
+		info = { ...info, iconURL };
+	}
+
+	await serversDB.action(async() => {
 		try {
-			database.databases.serversDB.create('servers', { id: reduxStore.getState().server.server, ...param }, true);
+			const serversCollection = serversDB.collections.get('servers');
+			const server = await serversCollection.find(serverId);
+
+			await server.update((record) => {
+				Object.assign(record, info);
+			});
 		} catch (e) {
 			log(e);
 		}
 	});
-}
+};
 
 export default async function() {
 	try {
+		const db = database.active;
 		const settingsParams = JSON.stringify(Object.keys(settings));
 		// RC 0.60.0
 		const result = await fetch(`${ this.sdk.client.host }/api/v1/settings.public?query={"_id":{"$in":${ settingsParams }}}`).then(response => response.json());
@@ -27,39 +62,52 @@ export default async function() {
 		}
 		const data = result.settings || [];
 		const filteredSettings = this._prepareSettings(data.filter(item => item._id !== 'Assets_favicon_512'));
+		const filteredSettingsIds = filteredSettings.map(s => s._id);
+
+		reduxStore.dispatch(actions.addSettings(this.parseSettings(filteredSettings)));
+		InteractionManager.runAfterInteractions(async() => {
+			// filter server info
+			const serverInfo = filteredSettings.filter(i1 => serverInfoKeys.includes(i1._id));
+			const iconSetting = data.find(item => item._id === 'Assets_favicon_512');
+			await serverInfoUpdate(serverInfo, iconSetting);
+
+			await db.action(async() => {
+				const settingsCollection = db.collections.get('settings');
+				const allSettingsRecords = await settingsCollection
+					.query(Q.where('id', Q.oneOf(filteredSettingsIds)))
+					.fetch();
+
+				// filter settings
+				let settingsToCreate = filteredSettings.filter(i1 => !allSettingsRecords.find(i2 => i1._id === i2.id));
+				let settingsToUpdate = allSettingsRecords.filter(i1 => filteredSettings.find(i2 => i1.id === i2._id));
+
+				// Create
+				settingsToCreate = settingsToCreate.map(setting => settingsCollection.prepareCreate(protectedFunction((s) => {
+					s._raw = sanitizedRaw({ id: setting._id }, settingsCollection.schema);
+					Object.assign(s, setting);
+				})));
+
+				// Update
+				settingsToUpdate = settingsToUpdate.map((setting) => {
+					const newSetting = filteredSettings.find(s => s._id === setting.id);
+					return setting.prepareUpdate(protectedFunction((s) => {
+						Object.assign(s, newSetting);
+					}));
+				});
+
+				const allRecords = [
+					...settingsToCreate,
+					...settingsToUpdate
+				];
 
-		InteractionManager.runAfterInteractions(
-			() => database.write(
-				() => filteredSettings.forEach((setting) => {
 				try {
-						database.create('settings', { ...setting, _updatedAt: new Date() }, true);
+					await db.batch(...allRecords);
 				} catch (e) {
 					log(e);
 				}
-
+				return allRecords.length;
-					if (setting._id === 'Site_Name') {
+			});
-						updateServer.call(this, { name: setting.valueAsString });
+		});
-					}
-					if (setting._id === 'UI_Use_Real_Name') {
-						updateServer.call(this, { useRealName: setting.valueAsBoolean });
-					}
-					if (setting._id === 'FileUpload_MediaTypeWhiteList') {
-						updateServer.call(this, { FileUpload_MediaTypeWhiteList: setting.valueAsString });
-					}
-					if (setting._id === 'FileUpload_MaxFileSize') {
-						updateServer.call(this, { FileUpload_MaxFileSize: setting.valueAsNumber });
-					}
-				})
-			)
-		);
-		reduxStore.dispatch(actions.addSettings(this.parseSettings(filteredSettings)));
-
-		const iconSetting = data.find(item => item._id === 'Assets_favicon_512');
-		if (iconSetting) {
-			const baseUrl = reduxStore.getState().server.server;
-			const iconURL = `${ baseUrl }/${ iconSetting.value.url || iconSetting.value.defaultUrl }`;
-			updateServer.call(this, { iconURL });
-		}
 	} catch (e) {
 		log(e);
 	}

app/lib/methods/getSlashCommands.js

@@ -1,9 +1,12 @@
 import { InteractionManager } from 'react-native';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
-import database from '../realm';
+import database from '../database';
 import log from '../../utils/log';
+import protectedFunction from './helpers/protectedFunction';
 
 export default function() {
+	const db = database.active;
 	return new Promise(async(resolve) => {
 		try {
 			// RC 0.60.2
@@ -17,15 +20,41 @@ export default function() {
 			const { commands } = result;
 
 			if (commands && commands.length) {
-				InteractionManager.runAfterInteractions(() => {
+				InteractionManager.runAfterInteractions(async() => {
-					database.write(() => commands.forEach((command) => {
+					await db.action(async() => {
+						const slashCommandsCollection = db.collections.get('slash_commands');
+						const allSlashCommandsRecords = await slashCommandsCollection.query().fetch();
+
+						// filter slash commands
+						let slashCommandsToCreate = commands.filter(i1 => !allSlashCommandsRecords.find(i2 => i1.command === i2.id));
+						let slashCommandsToUpdate = allSlashCommandsRecords.filter(i1 => commands.find(i2 => i1.id === i2.command));
+
+						// Create
+						slashCommandsToCreate = slashCommandsToCreate.map(command => slashCommandsCollection.prepareCreate(protectedFunction((s) => {
+							s._raw = sanitizedRaw({ id: command.command }, slashCommandsCollection.schema);
+							Object.assign(s, command);
+						})));
+
+						// Update
+						slashCommandsToUpdate = slashCommandsToUpdate.map((command) => {
+							const newCommand = commands.find(s => s.command === command.id);
+							return command.prepareUpdate(protectedFunction((s) => {
+								Object.assign(s, newCommand);
+							}));
+						});
+
+						const allRecords = [
+							...slashCommandsToCreate,
+							...slashCommandsToUpdate
+						];
+
 						try {
-							database.create('slashCommand', command, true);
+							await db.batch(...allRecords);
 						} catch (e) {
 							log(e);
 						}
-					}));
+						return allRecords.length;
-					return resolve();
+					});
 				});
 			}
 		} catch (e) {

app/lib/methods/helpers/mergeSubscriptionsRooms.js

@@ -11,18 +11,17 @@ export const merge = (subscription, room) => {
 		return;
 	}
 	if (room) {
-		if (room.rid) {
+		if (room._updatedAt) {
-			subscription.rid = room.rid;
-		}
 			subscription.roomUpdatedAt = room._updatedAt;
 			subscription.lastMessage = normalizeMessage(room.lastMessage);
-		subscription.ro = room.ro;
 			subscription.description = room.description;
 			subscription.topic = room.topic;
 			subscription.announcement = room.announcement;
 			subscription.reactWhenReadOnly = room.reactWhenReadOnly;
-		subscription.archived = room.archived;
+			subscription.archived = room.archived || false;
 			subscription.joinCodeRequired = room.joinCodeRequired;
+		}
+		subscription.ro = room.ro;
 		subscription.broadcast = room.broadcast;
 		if (!subscription.roles || !subscription.roles.length) {
 			subscription.roles = [];

app/lib/methods/helpers/protectedFunction.js

@@ -2,12 +2,6 @@ export default fn => (...params) => {
 	try {
 		fn(...params);
 	} catch (e) {
-		let error = e;
+		console.log(e);
-		if (typeof error !== 'object') {
-			error = { error };
-		}
-		if (__DEV__) {
-			alert(error);
-		}
 	}
 };

app/lib/methods/loadMessagesForRoom.js

@@ -1,24 +1,9 @@
 import { InteractionManager } from 'react-native';
 
-import buildMessage from './helpers/buildMessage';
-import database from '../realm';
 import log from '../../utils/log';
+import updateMessages from './updateMessages';
 
 async function load({ rid: roomId, latest, t }) {
-	if (t === 'l') {
-		try {
-			// RC 0.51.0
-			const data = await this.sdk.methodCall('loadHistory', roomId, null, 50, latest);
-			if (!data || data.status === 'error') {
-				return [];
-			}
-			return data.messages;
-		} catch (e) {
-			log(e);
-			return [];
-		}
-	}
-
 	let params = { roomId, count: 50 };
 	if (latest) {
 		params = { ...params, latest: new Date(latest).toISOString() };
@@ -31,30 +16,14 @@ async function load({ rid: roomId, latest, t }) {
 	return data.messages;
 }
 
-export default function loadMessagesForRoom(...args) {
+export default function loadMessagesForRoom(args) {
 	return new Promise(async(resolve, reject) => {
 		try {
-			const data = await load.call(this, ...args);
+			const data = await load.call(this, args);
 
 			if (data && data.length) {
-				InteractionManager.runAfterInteractions(() => {
+				InteractionManager.runAfterInteractions(async() => {
-					database.write(() => data.forEach((message) => {
+					await updateMessages({ rid: args.rid, update: data });
-						message = buildMessage(message);
-						try {
-							database.create('messages', message, true);
-							// if it's a thread "header"
-							if (message.tlm) {
-								database.create('threads', message, true);
-							}
-							// if it belongs to a thread
-							if (message.tmid) {
-								message.rid = message.tmid;
-								database.create('threadMessages', message, true);
-							}
-						} catch (e) {
-							log(e);
-						}
-					}));
 					return resolve(data);
 				});
 			} else {

app/lib/methods/loadMissedMessages.js

@@ -1,14 +1,19 @@
 import { InteractionManager } from 'react-native';
 
-import buildMessage from './helpers/buildMessage';
+import database from '../database';
-import database from '../realm';
 import log from '../../utils/log';
+import updateMessages from './updateMessages';
 
-const getLastUpdate = (rid) => {
+const getLastUpdate = async(rid) => {
-	const sub = database
+	try {
-		.objects('subscriptions')
+		const db = database.active;
-		.filtered('rid == $0', rid)[0];
+		const subsCollection = db.collections.get('subscriptions');
-	return sub && new Date(sub.lastOpen).toISOString();
+		const sub = await subsCollection.find(rid);
+		return sub.lastOpen.toISOString();
+	} catch (e) {
+		// Do nothing
+	}
+	return null;
 };
 
 async function load({ rid: roomId, lastOpen }) {
@@ -16,60 +21,24 @@ async function load({ rid: roomId, lastOpen }) {
 	if (lastOpen) {
 		lastUpdate = new Date(lastOpen).toISOString();
 	} else {
-		lastUpdate = getLastUpdate(roomId);
+		lastUpdate = await getLastUpdate(roomId);
 	}
 	// RC 0.60.0
 	const { result } = await this.sdk.get('chat.syncMessages', { roomId, lastUpdate });
 	return result;
 }
 
-export default function loadMissedMessages(...args) {
+export default function loadMissedMessages(args) {
 	return new Promise(async(resolve, reject) => {
 		try {
-			const data = (await load.call(this, ...args));
+			const data = (await load.call(this, { rid: args.rid, lastOpen: args.lastOpen }));
 
 			if (data) {
-				if (data.updated && data.updated.length) {
+				const { updated, deleted } = data;
-					const { updated } = data;
+				InteractionManager.runAfterInteractions(async() => {
-					InteractionManager.runAfterInteractions(() => {
+					await updateMessages({ rid: args.rid, update: updated, remove: deleted });
-						database.write(() => updated.forEach((message) => {
-							try {
-								message = buildMessage(message);
-								database.create('messages', message, true);
-								// if it's a thread "header"
-								if (message.tlm) {
-									database.create('threads', message, true);
-								}
-								if (message.tmid) {
-									message.rid = message.tmid;
-									database.create('threadMessages', message, true);
-								}
-							} catch (e) {
-								log(e);
-							}
-						}));
 				});
 			}
-				if (data.deleted && data.deleted.length) {
-					const { deleted } = data;
-					InteractionManager.runAfterInteractions(() => {
-						try {
-							database.write(() => {
-								deleted.forEach((m) => {
-									const message = database.objects('messages').filtered('_id = $0', m._id);
-									database.delete(message);
-									const thread = database.objects('threads').filtered('_id = $0', m._id);
-									database.delete(thread);
-									const threadMessage = database.objects('threadMessages').filtered('_id = $0', m._id);
-									database.delete(threadMessage);
-								});
-							});
-						} catch (e) {
-							log(e);
-						}
-					});
-				}
-			}
 			resolve();
 		} catch (e) {
 			log(e);

app/lib/methods/loadThreadMessages.js

@@ -1,9 +1,11 @@
 import { InteractionManager } from 'react-native';
-import EJSON from 'ejson';
+import { Q } from '@nozbe/watermelondb';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
 import buildMessage from './helpers/buildMessage';
-import database from '../realm';
+import database from '../database';
 import log from '../../utils/log';
+import protectedFunction from './helpers/protectedFunction';
 
 async function load({ tmid, offset }) {
 	try {
@@ -21,29 +23,53 @@ async function load({ tmid, offset }) {
 	}
 }
 
-export default function loadThreadMessages({ tmid, offset = 0 }) {
+export default function loadThreadMessages({ tmid, rid, offset = 0 }) {
 	return new Promise(async(resolve, reject) => {
 		try {
-			const data = await load.call(this, { tmid, offset });
+			let data = await load.call(this, { tmid, offset });
 
 			if (data && data.length) {
-				InteractionManager.runAfterInteractions(() => {
+				InteractionManager.runAfterInteractions(async() => {
-					database.write(() => data.forEach((m) => {
 					try {
-							const message = buildMessage(EJSON.fromJSONValue(m));
+						data = data.map(m => buildMessage(m));
-							message.rid = tmid;
+						const db = database.active;
-							database.create('threadMessages', message, true);
+						const threadMessagesCollection = db.collections.get('thread_messages');
+						const allThreadMessagesRecords = await threadMessagesCollection.query(Q.where('rid', tmid)).fetch();
+						let threadMessagesToCreate = data.filter(i1 => !allThreadMessagesRecords.find(i2 => i1._id === i2.id));
+						let threadMessagesToUpdate = allThreadMessagesRecords.filter(i1 => data.find(i2 => i1.id === i2._id));
+
+						threadMessagesToCreate = threadMessagesToCreate.map(threadMessage => threadMessagesCollection.prepareCreate(protectedFunction((tm) => {
+							tm._raw = sanitizedRaw({ id: threadMessage._id }, threadMessagesCollection.schema);
+							Object.assign(tm, threadMessage);
+							tm.subscription.id = rid;
+							tm.rid = threadMessage.tmid;
+							delete threadMessage.tmid;
+						})));
+
+						threadMessagesToUpdate = threadMessagesToUpdate.map((threadMessage) => {
+							const newThreadMessage = data.find(t => t._id === threadMessage.id);
+							return threadMessage.prepareUpdate(protectedFunction((tm) => {
+								Object.assign(tm, newThreadMessage);
+								tm.rid = threadMessage.tmid;
+								delete threadMessage.tmid;
+							}));
+						});
+
+						await db.action(async() => {
+							await db.batch(
+								...threadMessagesToCreate,
+								...threadMessagesToUpdate
+							);
+						});
 					} catch (e) {
 						log(e);
 					}
-					}));
 					return resolve(data);
 				});
 			} else {
 				return resolve([]);
 			}
 		} catch (e) {
-			log(e);
 			reject(e);
 		}
 	});

app/lib/methods/readMessages.js

@@ -1,20 +1,26 @@
-import database from '../realm';
+import database from '../database';
 import log from '../../utils/log';
 
-export default async function readMessages(rid) {
+export default async function readMessages(rid, lastOpen) {
-	const ls = new Date();
 	try {
 		// RC 0.61.0
 		const data = await this.sdk.post('subscriptions.read', { rid });
-		const [subscription] = database.objects('subscriptions').filtered('rid = $0', rid);
+		const db = database.active;
-		database.write(() => {
+		await db.action(async() => {
-			subscription.open = true;
+			try {
-			subscription.alert = false;
+				const subscription = await db.collections.get('subscriptions').find(rid);
-			subscription.unread = 0;
+				await subscription.update((s) => {
-			subscription.userMentions = 0;
+					s.open = true;
-			subscription.groupMentions = 0;
+					s.alert = false;
-			subscription.ls = ls;
+					s.unread = 0;
-			subscription.lastOpen = ls;
+					s.userMentions = 0;
+					s.groupMentions = 0;
+					s.ls = lastOpen;
+					s.lastOpen = lastOpen;
+				});
+			} catch (e) {
+				// Do nothing
+			}
 		});
 		return data;
 	} catch (e) {

app/lib/methods/sendFileMessage.js

@@ -1,4 +1,6 @@
-import database from '../realm';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
+
+import database from '../database';
 import log from '../../utils/log';
 
 const uploadQueue = {};
@@ -7,26 +9,28 @@ export function isUploadActive(path) {
 	return !!uploadQueue[path];
 }
 
-export function cancelUpload(path) {
+export async function cancelUpload(item) {
-	if (uploadQueue[path]) {
+	if (uploadQueue[item.path]) {
-		uploadQueue[path].abort();
+		uploadQueue[item.path].abort();
-		database.write(() => {
-			const upload = database.objects('uploads').filtered('path = $0', path);
 		try {
-				database.delete(upload);
+			const db = database.active;
+			await db.database.action(async() => {
+				await item.destroyPermanently();
+			});
 		} catch (e) {
 			log(e);
 		}
-		});
+		delete uploadQueue[item.path];
-		delete uploadQueue[path];
 	}
 }
 
 export function sendFileMessage(rid, fileInfo, tmid, server, user) {
-	return new Promise((resolve, reject) => {
+	return new Promise(async(resolve, reject) => {
 		try {
-			const { serversDB } = database.databases;
+			const serversDB = database.servers;
-			const { FileUpload_MaxFileSize, id: Site_Url } = serversDB.objectForPrimaryKey('servers', server);
+			const serversCollection = serversDB.collections.get('servers');
+			const serverInfo = await serversCollection.find(server);
+			const { FileUpload_MaxFileSize, id: Site_Url } = serverInfo;
 			const { id, token } = user;
 
 			// -1 maxFileSize means there is no limit
@@ -41,13 +45,24 @@ export function sendFileMessage(rid, fileInfo, tmid, server, user) {
 
 			fileInfo.rid = rid;
 
-			database.write(() => {
+			const db = database.active;
+			const uploadsCollection = db.collections.get('uploads');
+			let uploadRecord;
 			try {
-					database.create('uploads', fileInfo, true);
+				uploadRecord = await uploadsCollection.find(fileInfo.path);
+			} catch (error) {
+				try {
+					await db.action(async() => {
+						uploadRecord = await uploadsCollection.create((u) => {
+							u._raw = sanitizedRaw({ id: fileInfo.path }, uploadsCollection.schema);
+							Object.assign(u, fileInfo);
+							u.subscription.id = rid;
+						});
+					});
 				} catch (e) {
 					return log(e);
 				}
-			});
+			}
 
 			uploadQueue[fileInfo.path] = xhr;
 			xhr.open('POST', uploadUrl);
@@ -69,56 +84,55 @@ export function sendFileMessage(rid, fileInfo, tmid, server, user) {
 			xhr.setRequestHeader('X-Auth-Token', token);
 			xhr.setRequestHeader('X-User-Id', id);
 
-			xhr.upload.onprogress = ({ total, loaded }) => {
+			xhr.upload.onprogress = async({ total, loaded }) => {
-				database.write(() => {
-					fileInfo.progress = Math.floor((loaded / total) * 100);
 				try {
-						database.create('uploads', fileInfo, true);
+					await db.action(async() => {
-					} catch (e) {
+						await uploadRecord.update((u) => {
-						return log(e);
+							u.progress = Math.floor((loaded / total) * 100);
-					}
 						});
+					});
+				} catch (e) {
+					log(e);
+				}
 			};
 
-			xhr.onload = () => {
+			xhr.onload = async() => {
 				if (xhr.status >= 200 && xhr.status < 400) { // If response is all good...
-					database.write(() => {
-						const upload = database.objects('uploads').filtered('path = $0', fileInfo.path);
 					try {
-							database.delete(upload);
+						await db.action(async() => {
+							await uploadRecord.destroyPermanently();
+						});
 						const response = JSON.parse(xhr.response);
 						resolve(response);
 					} catch (e) {
-							reject(e);
 						log(e);
 					}
-					});
 				} else {
-					database.write(() => {
-						fileInfo.error = true;
 					try {
-							database.create('uploads', fileInfo, true);
+						await db.action(async() => {
+							await uploadRecord.update((u) => {
+								u.error = true;
+							});
+						});
+					} catch (e) {
+						log(e);
+					}
 					const response = JSON.parse(xhr.response);
 					reject(response);
-						} catch (e) {
-							reject(e);
-							log(e);
-						}
-					});
 				}
 			};
 
-			xhr.onerror = (error) => {
+			xhr.onerror = async(error) => {
-				database.write(() => {
-					fileInfo.error = true;
 				try {
-						database.create('uploads', fileInfo, true);
+					await db.action(async() => {
-						reject(error);
+						await uploadRecord.update((u) => {
+							u.error = true;
+						});
+					});
 				} catch (e) {
-						reject(e);
 					log(e);
 				}
-				});
+				reject(error);
 			};
 
 			xhr.send(formData);

app/lib/methods/sendMessage.js

@@ -1,38 +1,41 @@
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
+
 import messagesStatus from '../../constants/messagesStatus';
-import buildMessage from './helpers/buildMessage';
+import database from '../database';
-import database from '../realm';
 import log from '../../utils/log';
 import random from '../../utils/random';
 
-export const getMessage = (rid, msg = '', tmid, user) => {
+export const getMessage = async(rid, msg = '', tmid, user) => {
 	const _id = random(17);
 	const { id, username } = user;
-	const message = {
+	try {
-		_id,
+		const db = database.active;
-		rid,
+		const msgCollection = db.collections.get('messages');
-		msg,
+		let message;
-		tmid,
+		await db.action(async() => {
-		ts: new Date(),
+			message = await msgCollection.create((m) => {
-		_updatedAt: new Date(),
+				m._raw = sanitizedRaw({ id: _id }, msgCollection.schema);
-		status: messagesStatus.TEMP,
+				m.subscription.id = rid;
-		u: {
+				m.msg = msg;
+				m.tmid = tmid;
+				m.ts = new Date();
+				m._updatedAt = new Date();
+				m.status = messagesStatus.TEMP;
+				m.u = {
 					_id: id || '1',
 					username
-		}
 				};
-	try {
-		database.write(() => {
-			database.create('messages', message, true);
 			});
+		});
+		return message;
 	} catch (error) {
 		console.warn('getMessage', error);
 	}
-	return message;
 };
 
 export async function sendMessageCall(message) {
 	const {
-		_id, rid, msg, tmid
+		id: _id, subscription: { id: rid }, msg, tmid
 	} = message;
 	// RC 0.60.0
 	const data = await this.sdk.post('chat.sendMessage', {
@@ -45,24 +48,36 @@ export async function sendMessageCall(message) {
 
 export default async function(rid, msg, tmid, user) {
 	try {
-		const message = getMessage(rid, msg, tmid, user);
+		const db = database.active;
-		const [room] = database.objects('subscriptions').filtered('rid == $0', rid);
+		const subsCollections = db.collections.get('subscriptions');
-
+		const message = await getMessage(rid, msg, tmid, user);
-		if (room) {
+		if (!message) {
-			database.write(() => {
+			return;
-				room.draftMessage = null;
-			});
 		}
 
 		try {
-			const ret = await sendMessageCall.call(this, message);
+			const room = await subsCollections.find(rid);
-			database.write(() => {
+			await db.action(async() => {
-				database.create('messages', buildMessage({ ...message, ...ret }), true);
+				await room.update((r) => {
+					r.draftMessage = null;
+				});
 			});
 		} catch (e) {
-			database.write(() => {
+			// Do nothing
-				message.status = messagesStatus.ERROR;
+		}
-				database.create('messages', message, true);
+
+		try {
+			await sendMessageCall.call(this, message);
+			await db.action(async() => {
+				await message.update((m) => {
+					m.status = messagesStatus.SENT;
+				});
+			});
+		} catch (e) {
+			await db.action(async() => {
+				await message.update((m) => {
+					m.status = messagesStatus.ERROR;
+				});
 			});
 		}
 	} catch (e) {

app/lib/methods/subscriptions/room.js

@@ -1,15 +1,19 @@
 import EJSON from 'ejson';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
+import { InteractionManager } from 'react-native';
 
 import log from '../../../utils/log';
 import protectedFunction from '../helpers/protectedFunction';
 import buildMessage from '../helpers/buildMessage';
-import database from '../../realm';
+import database from '../../database';
-import debounce from '../../../utils/debounce';
+import reduxStore from '../../createStore';
+import { addUserTyping, removeUserTyping, clearUserTyping } from '../../../actions/usersTyping';
 
 const unsubscribe = subscriptions => subscriptions.forEach(sub => sub.unsubscribe().catch(() => console.log('unsubscribeRoom')));
 const removeListener = listener => listener.stop();
 
 export default function subscribeRoom({ rid }) {
+	console.log(`[RCRN] Subscribed to room ${ rid }`);
 	let promises;
 	let connectedListener;
 	let disconnectedListener;
@@ -18,52 +22,7 @@ export default function subscribeRoom({ rid }) {
 	const typingTimeouts = {};
 
 	const handleConnection = () => {
-		this.loadMissedMessages({ rid });
+		this.loadMissedMessages({ rid }).catch(e => console.log(e));
-	};
-
-	const getUserTyping = username => (
-		database
-			.memoryDatabase.objects('usersTyping')
-			.filtered('rid = $0 AND username = $1', rid, username)
-	);
-
-	const removeUserTyping = (username) => {
-		const userTyping = getUserTyping(username);
-		try {
-			database.memoryDatabase.write(() => {
-				database.memoryDatabase.delete(userTyping);
-			});
-
-			if (typingTimeouts[username]) {
-				clearTimeout(typingTimeouts[username]);
-				typingTimeouts[username] = null;
-			}
-		} catch (e) {
-			log(e);
-		}
-	};
-
-	const addUserTyping = (username) => {
-		const userTyping = getUserTyping(username);
-		// prevent duplicated
-		if (userTyping.length === 0) {
-			try {
-				database.memoryDatabase.write(() => {
-					database.memoryDatabase.create('usersTyping', { rid, username });
-				});
-
-				if (typingTimeouts[username]) {
-					clearTimeout(typingTimeouts[username]);
-					typingTimeouts[username] = null;
-				}
-
-				typingTimeouts[username] = setTimeout(() => {
-					removeUserTyping(username);
-				}, 10000);
-			} catch (e) {
-				log(e);
-			}
-		}
 	};
 
 	const handleNotifyRoomReceived = protectedFunction((ddpMessage) => {
@@ -74,59 +33,147 @@ export default function subscribeRoom({ rid }) {
 		if (ev === 'typing') {
 			const [username, typing] = ddpMessage.fields.args;
 			if (typing) {
-				addUserTyping(username);
+				reduxStore.dispatch(addUserTyping(username));
 			} else {
-				removeUserTyping(username);
+				reduxStore.dispatch(removeUserTyping(username));
 			}
 		} else if (ev === 'deleteMessage') {
-			database.write(() => {
+			InteractionManager.runAfterInteractions(async() => {
 				if (ddpMessage && ddpMessage.fields && ddpMessage.fields.args.length > 0) {
+					try {
 						const { _id } = ddpMessage.fields.args[0];
-					const message = database.objects('messages').filtered('_id = $0', _id);
+						const db = database.active;
-					database.delete(message);
+						const msgCollection = db.collections.get('messages');
-					const thread = database.objects('threads').filtered('_id = $0', _id);
+						const threadsCollection = db.collections.get('threads');
-					database.delete(thread);
+						const threadMessagesCollection = db.collections.get('thread_messages');
-					const threadMessage = database.objects('threadMessages').filtered('_id = $0', _id);
+						let deleteMessage;
-					database.delete(threadMessage);
+						let deleteThread;
-					const cleanTmids = database.objects('messages').filtered('tmid = $0', _id).snapshot();
+						let deleteThreadMessage;
-					if (cleanTmids && cleanTmids.length) {
-						cleanTmids.forEach((m) => {
-							m.tmid = null;
-						});
-					}
-				}
-			});
-		}
-	});
 
-	const read = debounce(() => {
+						// Delete message
-		const [room] = database.objects('subscriptions').filtered('rid = $0', rid);
+						try {
-		if (room && room._id) {
+							const m = await msgCollection.find(_id);
-			this.readMessages(rid);
+							deleteMessage = m.prepareDestroyPermanently();
+						} catch (e) {
+							// Do nothing
 						}
-	}, 300);
+
+						// Delete thread
+						try {
+							const m = await threadsCollection.find(_id);
+							deleteThread = m.prepareDestroyPermanently();
+						} catch (e) {
+							// Do nothing
+						}
+
+						// Delete thread message
+						try {
+							const m = await threadMessagesCollection.find(_id);
+							deleteThreadMessage = m.prepareDestroyPermanently();
+						} catch (e) {
+							// Do nothing
+						}
+						await db.action(async() => {
+							await db.batch(
+								deleteMessage, deleteThread, deleteThreadMessage
+							);
+						});
+					} catch (e) {
+						log(e);
+					}
+				}
+			});
+		}
+	});
 
 	const handleMessageReceived = protectedFunction((ddpMessage) => {
 		const message = buildMessage(EJSON.fromJSONValue(ddpMessage.fields.args[0]));
 		if (rid !== message.rid) {
 			return;
 		}
-		requestAnimationFrame(() => {
+		InteractionManager.runAfterInteractions(async() => {
-			try {
+			const db = database.active;
-				database.write(() => {
+			const batch = [];
-					database.create('messages', message, true);
+			const subCollection = db.collections.get('subscriptions');
-					// if it's a thread "header"
+			const msgCollection = db.collections.get('messages');
-					if (message.tlm) {
+			const threadsCollection = db.collections.get('threads');
-						database.create('threads', message, true);
+			const threadMessagesCollection = db.collections.get('thread_messages');
-					} else if (message.tmid) {
-						message.rid = message.tmid;
-						database.create('threadMessages', message, true);
-					}
-				});
 
-				read();
+			// Create or update message
+			try {
+				const messageRecord = await msgCollection.find(message._id);
+				batch.push(
+					messageRecord.prepareUpdate((m) => {
+						Object.assign(m, message);
+					})
+				);
+			} catch (error) {
+				batch.push(
+					msgCollection.prepareCreate(protectedFunction((m) => {
+						m._raw = sanitizedRaw({ id: message._id }, msgCollection.schema);
+						m.subscription.id = rid;
+						Object.assign(m, message);
+					}))
+				);
+			}
+
+			// Create or update thread
+			if (message.tlm) {
+				try {
+					const threadRecord = await threadsCollection.find(message._id);
+					batch.push(
+						threadRecord.prepareUpdate((t) => {
+							Object.assign(t, message);
+						})
+					);
+				} catch (error) {
+					batch.push(
+						threadsCollection.prepareCreate(protectedFunction((t) => {
+							t._raw = sanitizedRaw({ id: message._id }, threadsCollection.schema);
+							t.subscription.id = rid;
+							Object.assign(t, message);
+						}))
+					);
+				}
+			}
+
+			// Create or update thread message
+			if (message.tmid) {
+				try {
+					const threadMessageRecord = await threadMessagesCollection.find(message._id);
+					batch.push(
+						threadMessageRecord.prepareUpdate((tm) => {
+							Object.assign(tm, message);
+							tm.rid = message.tmid;
+							delete tm.tmid;
+						})
+					);
+				} catch (error) {
+					batch.push(
+						threadMessagesCollection.prepareCreate(protectedFunction((tm) => {
+							tm._raw = sanitizedRaw({ id: message._id }, threadMessagesCollection.schema);
+							Object.assign(tm, message);
+							tm.subscription.id = rid;
+							tm.rid = message.tmid;
+							delete tm.tmid;
+						}))
+					);
+				}
+			}
+
+			try {
+				await subCollection.find(rid);
+				this.readMessages(rid);
 			} catch (e) {
-				console.warn('handleMessageReceived', e);
+				console.log('Subscription not found. We probably subscribed to a not joined channel. No need to mark as read.');
+			}
+
+			try {
+				await db.action(async() => {
+					await db.batch(...batch);
+				});
+			} catch (e) {
+				log(e);
 			}
 		});
 	});
@@ -158,10 +205,7 @@ export default function subscribeRoom({ rid }) {
 				typingTimeouts[key] = null;
 			}
 		});
-		database.memoryDatabase.write(() => {
+		reduxStore.dispatch(clearUserTyping());
-			const usersTyping = database.memoryDatabase.objects('usersTyping').filtered('rid == $0', rid);
-			database.memoryDatabase.delete(usersTyping);
-		});
 	};
 
 	connectedListener = this.sdk.onStreamData('connected', handleConnection);

app/lib/methods/subscriptions/rooms.js

@@ -1,4 +1,6 @@
-import database from '../../realm';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
+
+import database from '../../database';
 import { merge } from '../helpers/mergeSubscriptionsRooms';
 import protectedFunction from '../helpers/protectedFunction';
 import messagesStatus from '../../../constants/messagesStatus';
@@ -15,12 +17,112 @@ let disconnectedListener;
 let streamListener;
 let subServer;
 
+// TODO: batch execution
+const createOrUpdateSubscription = async(subscription, room) => {
+	try {
+		const db = database.active;
+		const subCollection = db.collections.get('subscriptions');
+		const roomsCollection = db.collections.get('rooms');
+
+		if (!subscription) {
+			try {
+				const s = await subCollection.find(room._id);
+				// We have to create a plain obj so we can manipulate it on `merge`
+				// Can we do it in a better way?
+				subscription = {
+					_id: s._id,
+					f: s.f,
+					t: s.t,
+					ts: s.ts,
+					ls: s.ls,
+					name: s.name,
+					fname: s.fname,
+					rid: s.rid,
+					open: s.open,
+					alert: s.alert,
+					unread: s.unread,
+					userMentions: s.userMentions,
+					roomUpdatedAt: s.roomUpdatedAt,
+					ro: s.ro,
+					lastOpen: s.lastOpen,
+					description: s.description,
+					announcement: s.announcement,
+					topic: s.topic,
+					blocked: s.blocked,
+					blocker: s.blocker,
+					reactWhenReadOnly: s.reactWhenReadOnly,
+					archived: s.archived,
+					joinCodeRequired: s.joinCodeRequired,
+					muted: s.muted,
+					broadcast: s.broadcast,
+					prid: s.prid,
+					draftMessage: s.draftMessage,
+					lastThreadSync: s.lastThreadSync,
+					autoTranslate: s.autoTranslate,
+					autoTranslateLanguage: s.autoTranslateLanguage,
+					lastMessage: s.lastMessage
+				};
+			} catch (error) {
+				try {
+					await db.action(async() => {
+						await roomsCollection.create((r) => {
+							r._raw = sanitizedRaw({ id: room._id }, roomsCollection.schema);
+							Object.assign(r, room);
+						});
+					});
+				} catch (e) {
+					// Do nothing
+				}
+				return;
+			}
+		}
+
+		if (!room && subscription) {
+			try {
+				const r = await roomsCollection.find(subscription.rid);
+				// We have to create a plain obj so we can manipulate it on `merge`
+				// Can we do it in a better way?
+				room = {
+					customFields: r.customFields,
+					broadcast: r.broadcast,
+					encrypted: r.encrypted,
+					ro: r.ro
+				};
+			} catch (error) {
+				// Do nothing
+			}
+		}
+
+		const tmp = merge(subscription, room);
+		await db.action(async() => {
+			try {
+				const sub = await subCollection.find(tmp.rid);
+				await sub.update((s) => {
+					Object.assign(s, tmp);
+				});
+			} catch (error) {
+				await subCollection.create((s) => {
+					s._raw = sanitizedRaw({ id: tmp.rid }, subCollection.schema);
+					Object.assign(s, tmp);
+					if (s.roomUpdatedAt) {
+						s.roomUpdatedAt = new Date();
+					}
+				});
+			}
+		});
+	} catch (e) {
+		log(e);
+	}
+};
+
 export default function subscribeRooms() {
 	const handleConnection = () => {
 		store.dispatch(roomsRequest());
 	};
 
-	const handleStreamMessageReceived = protectedFunction((ddpMessage) => {
+	const handleStreamMessageReceived = protectedFunction(async(ddpMessage) => {
+		const db = database.active;
+
 		// check if the server from variable is the same as the js sdk client
 		if (this.sdk && this.sdk.client && this.sdk.client.host !== subServer) {
 			return;
@@ -32,52 +134,33 @@ export default function subscribeRooms() {
 		const [, ev] = ddpMessage.fields.eventName.split('/');
 		if (/subscriptions/.test(ev)) {
 			if (type === 'removed') {
-				let messages = [];
-				const [subscription] = database.objects('subscriptions').filtered('_id == $0', data._id);
-
-				if (subscription) {
-					messages = database.objects('messages').filtered('rid == $0', subscription.rid);
-				}
 				try {
-					database.write(() => {
+					const subCollection = db.collections.get('subscriptions');
-						database.delete(messages);
+					const sub = await subCollection.find(data.rid);
-						database.delete(subscription);
+					const messages = await sub.messages.fetch();
+					const threads = await sub.threads.fetch();
+					const threadMessages = await sub.threadMessages.fetch();
+					const messagesToDelete = messages.map(m => m.prepareDestroyPermanently());
+					const threadsToDelete = threads.map(m => m.prepareDestroyPermanently());
+					const threadMessagesToDelete = threadMessages.map(m => m.prepareDestroyPermanently());
+					await db.action(async() => {
+						await db.batch(
+							sub.prepareDestroyPermanently(),
+							...messagesToDelete,
+							...threadsToDelete,
+							...threadMessagesToDelete,
+						);
 					});
 				} catch (e) {
 					log(e);
 				}
 			} else {
-				const rooms = database.objects('rooms').filtered('_id == $0', data.rid);
+				await createOrUpdateSubscription(data);
-				const tpm = merge(data, rooms[0]);
-				try {
-					database.write(() => {
-						database.create('subscriptions', tpm, true);
-						database.delete(rooms);
-					});
-				} catch (e) {
-					log(e);
-				}
 			}
 		}
 		if (/rooms/.test(ev)) {
-			if (type === 'updated') {
+			if (type === 'updated' || type === 'inserted') {
-				const [sub] = database.objects('subscriptions').filtered('rid == $0', data._id);
+				await createOrUpdateSubscription(null, data);
-				try {
-					database.write(() => {
-						const tmp = merge(sub, data);
-						database.create('subscriptions', tmp, true);
-					});
-				} catch (e) {
-					log(e);
-				}
-			} else if (type === 'inserted') {
-				try {
-					database.write(() => {
-						database.create('rooms', data, true);
-					});
-				} catch (e) {
-					log(e);
-				}
 			}
 		}
 		if (/message/.test(ev)) {
@@ -95,15 +178,18 @@ export default function subscribeRooms() {
 					username: 'rocket.cat'
 				}
 			};
-			requestAnimationFrame(() => {
 			try {
-					database.write(() => {
+				const msgCollection = db.collections.get('messages');
-						database.create('messages', message, true);
+				await db.action(async() => {
+					await msgCollection.create(protectedFunction((m) => {
+						m._raw = sanitizedRaw({ id: message._id }, msgCollection.schema);
+						m.subscription.id = args.rid;
+						Object.assign(m, message);
+					}));
 				});
 			} catch (e) {
 				log(e);
 			}
-			});
 		}
 		if (/notification/.test(ev)) {
 			const [notification] = ddpMessage.fields.args;

app/lib/methods/updateMessages.js

@@ -0,0 +1,131 @@
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
+import { Q } from '@nozbe/watermelondb';
+
+import buildMessage from './helpers/buildMessage';
+import log from '../../utils/log';
+import database from '../database';
+import protectedFunction from './helpers/protectedFunction';
+
+export default function updateMessages({ rid, update, remove }) {
+	try {
+		if (!((update && update.length) || (remove && remove.length))) {
+			return;
+		}
+		const db = database.active;
+		return db.action(async() => {
+			const subCollection = db.collections.get('subscriptions');
+			let sub;
+			try {
+				sub = await subCollection.find(rid);
+			} catch (error) {
+				sub = { id: rid };
+				console.log('updateMessages: subscription not found');
+			}
+
+			const messagesIds = update.map(m => m._id);
+			const msgCollection = db.collections.get('messages');
+			const threadCollection = db.collections.get('threads');
+			const threadMessagesCollection = db.collections.get('thread_messages');
+			const allMessagesRecords = await msgCollection
+				.query(Q.where('rid', rid), Q.where('id', Q.oneOf(messagesIds)))
+				.fetch();
+			const allThreadsRecords = await threadCollection
+				.query(Q.where('rid', rid), Q.where('id', Q.oneOf(messagesIds)))
+				.fetch();
+			const allThreadMessagesRecords = await threadMessagesCollection
+				.query(Q.where('subscription_id', rid), Q.where('id', Q.oneOf(messagesIds)))
+				.fetch();
+
+			update = update.map(m => buildMessage(m));
+
+			// filter messages
+			let msgsToCreate = update.filter(i1 => !allMessagesRecords.find(i2 => i1._id === i2.id));
+			let msgsToUpdate = allMessagesRecords.filter(i1 => update.find(i2 => i1.id === i2._id));
+
+			// filter threads
+			const allThreads = update.filter(m => m.tlm);
+			let threadsToCreate = allThreads.filter(i1 => !allThreadsRecords.find(i2 => i1._id === i2.id));
+			let threadsToUpdate = allThreadsRecords.filter(i1 => allThreads.find(i2 => i1.id === i2._id));
+
+			// filter thread messages
+			const allThreadMessages = update.filter(m => m.tmid);
+			let threadMessagesToCreate = allThreadMessages.filter(i1 => !allThreadMessagesRecords.find(i2 => i1._id === i2.id));
+			let threadMessagesToUpdate = allThreadMessagesRecords.filter(i1 => allThreadMessages.find(i2 => i1.id === i2._id));
+
+			// Create
+			msgsToCreate = msgsToCreate.map(message => msgCollection.prepareCreate(protectedFunction((m) => {
+				m._raw = sanitizedRaw({ id: message._id }, msgCollection.schema);
+				m.subscription.id = sub.id;
+				Object.assign(m, message);
+			})));
+			threadsToCreate = threadsToCreate.map(thread => threadCollection.prepareCreate(protectedFunction((t) => {
+				t._raw = sanitizedRaw({ id: thread._id }, threadCollection.schema);
+				t.subscription.id = sub.id;
+				Object.assign(t, thread);
+			})));
+			threadMessagesToCreate = threadMessagesToCreate.map(threadMessage => threadMessagesCollection.prepareCreate(protectedFunction((tm) => {
+				tm._raw = sanitizedRaw({ id: threadMessage._id }, threadMessagesCollection.schema);
+				Object.assign(tm, threadMessage);
+				tm.subscription.id = sub.id;
+				tm.rid = threadMessage.tmid;
+				delete threadMessage.tmid;
+			})));
+
+			// Update
+			msgsToUpdate = msgsToUpdate.map((message) => {
+				const newMessage = update.find(m => m._id === message.id);
+				return message.prepareUpdate(protectedFunction((m) => {
+					Object.assign(m, newMessage);
+				}));
+			});
+			threadsToUpdate = threadsToUpdate.map((thread) => {
+				const newThread = allThreads.find(t => t._id === thread.id);
+				return thread.prepareUpdate(protectedFunction((t) => {
+					Object.assign(t, newThread);
+				}));
+			});
+			threadMessagesToUpdate = threadMessagesToUpdate.map((threadMessage) => {
+				const newThreadMessage = allThreadMessages.find(t => t._id === threadMessage.id);
+				return threadMessage.prepareUpdate(protectedFunction((tm) => {
+					Object.assign(tm, newThreadMessage);
+					tm.rid = threadMessage.tmid;
+					delete threadMessage.tmid;
+				}));
+			});
+
+			// Delete
+			let msgsToDelete = [];
+			let threadsToDelete = [];
+			let threadMessagesToDelete = [];
+			if (remove && remove.length) {
+				msgsToDelete = allMessagesRecords.filter(i1 => remove.find(i2 => i1.id === i2._id));
+				msgsToDelete = msgsToDelete.map(m => m.prepareDestroyPermanently());
+				threadsToDelete = allThreadsRecords.filter(i1 => remove.find(i2 => i1.id === i2._id));
+				threadsToDelete = threadsToDelete.map(t => t.prepareDestroyPermanently());
+				threadMessagesToDelete = allThreadMessagesRecords.filter(i1 => remove.find(i2 => i1.id === i2._id));
+				threadMessagesToDelete = threadMessagesToDelete.map(tm => tm.prepareDestroyPermanently());
+			}
+
+			const allRecords = [
+				...msgsToCreate,
+				...msgsToUpdate,
+				...msgsToDelete,
+				...threadsToCreate,
+				...threadsToUpdate,
+				...threadsToDelete,
+				...threadMessagesToCreate,
+				...threadMessagesToUpdate,
+				...threadMessagesToDelete
+			];
+
+			try {
+				await db.batch(...allRecords);
+			} catch (e) {
+				log(e);
+			}
+			return allRecords.length;
+		});
+	} catch (e) {
+		log(e);
+	}
+}

app/lib/realm.js

@@ -1,526 +0,0 @@
-import Realm from 'realm';
-import RNRealmPath from 'react-native-realm-path';
-
-// import { AsyncStorage } from 'react-native';
-// Realm.clearTestState();
-// AsyncStorage.clear();
-
-const userSchema = {
-	name: 'user',
-	primaryKey: 'id',
-	properties: {
-		id: 'string',
-		token: { type: 'string', optional: true },
-		username: { type: 'string', optional: true },
-		name: { type: 'string', optional: true },
-		language: { type: 'string', optional: true },
-		status: { type: 'string', optional: true },
-		roles: { type: 'string[]', optional: true }
-	}
-};
-
-const serversSchema = {
-	name: 'servers',
-	primaryKey: 'id',
-	properties: {
-		id: 'string',
-		name: { type: 'string', optional: true },
-		iconURL: { type: 'string', optional: true },
-		useRealName: { type: 'bool', optional: true },
-		FileUpload_MediaTypeWhiteList: { type: 'string', optional: true },
-		FileUpload_MaxFileSize: { type: 'int', optional: true },
-		roomsUpdatedAt: { type: 'date', optional: true },
-		version: 'string?'
-	}
-};
-
-const settingsSchema = {
-	name: 'settings',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		valueAsString: { type: 'string', optional: true },
-		valueAsBoolean: { type: 'bool', optional: true },
-		valueAsNumber: { type: 'int', optional: true },
-		_updatedAt: { type: 'date', optional: true }
-	}
-};
-
-const permissionsSchema = {
-	name: 'permissions',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		roles: 'string[]',
-		_updatedAt: { type: 'date', optional: true }
-	}
-};
-
-const roomsSchema = {
-	name: 'rooms',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		name: 'string?',
-		broadcast: { type: 'bool', optional: true }
-	}
-};
-
-const subscriptionSchema = {
-	name: 'subscriptions',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		f: { type: 'bool', optional: true },
-		t: 'string',
-		ts: { type: 'date', optional: true },
-		ls: { type: 'date', optional: true },
-		name: { type: 'string', indexed: true },
-		fname: { type: 'string', optional: true },
-		rid: { type: 'string', indexed: true },
-		open: { type: 'bool', optional: true },
-		alert: { type: 'bool', optional: true },
-		roles: 'string[]',
-		unread: { type: 'int', optional: true },
-		userMentions: { type: 'int', optional: true },
-		roomUpdatedAt: { type: 'date', optional: true },
-		ro: { type: 'bool', optional: true },
-		lastOpen: { type: 'date', optional: true },
-		lastMessage: { type: 'messages', optional: true },
-		description: { type: 'string', optional: true },
-		announcement: { type: 'string', optional: true },
-		topic: { type: 'string', optional: true },
-		blocked: { type: 'bool', optional: true },
-		blocker: { type: 'bool', optional: true },
-		reactWhenReadOnly: { type: 'bool', optional: true },
-		archived: { type: 'bool', optional: true },
-		joinCodeRequired: { type: 'bool', optional: true },
-		muted: 'string[]',
-		broadcast: { type: 'bool', optional: true },
-		prid: { type: 'string', optional: true },
-		draftMessage: { type: 'string', optional: true },
-		lastThreadSync: 'date?',
-		autoTranslate: 'bool?',
-		autoTranslateLanguage: 'string?',
-		// Notifications
-		emailNotifications: { type: 'string', default: 'default' },
-		disableNotifications: { type: 'bool', default: false },
-		muteGroupMentions: { type: 'bool', default: false },
-		hideUnreadStatus: { type: 'bool', default: false },
-		audioNotifications: { type: 'string', default: 'default' },
-		desktopNotifications: { type: 'string', default: 'default' },
-		audioNotificationValue: { type: 'string', default: '0 Default' },
-		desktopNotificationDuration: { type: 'int', default: 0 },
-		mobilePushNotifications: { type: 'string', default: 'default' }
-	}
-};
-
-const usersSchema = {
-	name: 'users',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		username: 'string',
-		name: { type: 'string', optional: true }
-	}
-};
-
-const attachmentFields = {
-	name: 'attachmentFields',
-	properties: {
-		title: { type: 'string', optional: true },
-		value: { type: 'string', optional: true },
-		short: { type: 'bool', optional: true }
-	}
-};
-
-const attachment = {
-	name: 'attachment',
-	properties: {
-		description: { type: 'string', optional: true },
-		image_size: { type: 'int', optional: true },
-		image_type: { type: 'string', optional: true },
-		image_url: { type: 'string', optional: true },
-		audio_size: { type: 'int', optional: true },
-		audio_type: { type: 'string', optional: true },
-		audio_url: { type: 'string', optional: true },
-		video_size: { type: 'int', optional: true },
-		video_type: { type: 'string', optional: true },
-		video_url: { type: 'string', optional: true },
-		title: { type: 'string', optional: true },
-		title_link: { type: 'string', optional: true },
-		// title_link_download: { type: 'bool', optional: true },
-		type: { type: 'string', optional: true },
-		author_icon: { type: 'string', optional: true },
-		author_name: { type: 'string', optional: true },
-		author_link: { type: 'string', optional: true },
-		text: { type: 'string', optional: true },
-		color: { type: 'string', optional: true },
-		ts: { type: 'date', optional: true },
-		attachments: { type: 'list', objectType: 'attachment' },
-		fields: {
-			type: 'list', objectType: 'attachmentFields', default: []
-		}
-	}
-};
-
-const url = {
-	name: 'url',
-	primaryKey: 'url',
-	properties: {
-		// _id: { type: 'int', optional: true },
-		url: { type: 'string', optional: true },
-		title: { type: 'string', optional: true },
-		description: { type: 'string', optional: true },
-		image: { type: 'string', optional: true }
-	}
-};
-
-const messagesReactionsSchema = {
-	name: 'messagesReactions',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		emoji: 'string',
-		usernames: 'string[]'
-	}
-};
-
-const messagesTranslationsSchema = {
-	name: 'messagesTranslations',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		language: 'string',
-		value: 'string'
-	}
-};
-
-const messagesEditedBySchema = {
-	name: 'messagesEditedBy',
-	primaryKey: '_id',
-	properties: {
-		_id: { type: 'string', optional: true },
-		username: { type: 'string', optional: true }
-	}
-};
-
-const messagesSchema = {
-	name: 'messages',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		msg: { type: 'string', optional: true },
-		t: { type: 'string', optional: true },
-		rid: { type: 'string', indexed: true },
-		ts: 'date',
-		u: 'users',
-		alias: { type: 'string', optional: true },
-		parseUrls: { type: 'bool', optional: true },
-		groupable: { type: 'bool', optional: true },
-		avatar: { type: 'string', optional: true },
-		attachments: { type: 'list', objectType: 'attachment' },
-		urls: { type: 'list', objectType: 'url', default: [] },
-		_updatedAt: { type: 'date', optional: true },
-		status: { type: 'int', optional: true },
-		pinned: { type: 'bool', optional: true },
-		starred: { type: 'bool', optional: true },
-		editedBy: 'messagesEditedBy',
-		reactions: { type: 'list', objectType: 'messagesReactions' },
-		role: { type: 'string', optional: true },
-		drid: { type: 'string', optional: true },
-		dcount: { type: 'int', optional: true },
-		dlm: { type: 'date', optional: true },
-		tmid: { type: 'string', optional: true },
-		tcount: { type: 'int', optional: true },
-		tlm: { type: 'date', optional: true },
-		replies: 'string[]',
-		mentions: { type: 'list', objectType: 'users' },
-		channels: { type: 'list', objectType: 'rooms' },
-		unread: { type: 'bool', optional: true },
-		autoTranslate: { type: 'bool', default: false },
-		translations: { type: 'list', objectType: 'messagesTranslations' }
-	}
-};
-
-const threadsSchema = {
-	name: 'threads',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		msg: { type: 'string', optional: true },
-		t: { type: 'string', optional: true },
-		rid: { type: 'string', indexed: true },
-		ts: 'date',
-		u: 'users',
-		alias: { type: 'string', optional: true },
-		parseUrls: { type: 'bool', optional: true },
-		groupable: { type: 'bool', optional: true },
-		avatar: { type: 'string', optional: true },
-		attachments: { type: 'list', objectType: 'attachment' },
-		urls: { type: 'list', objectType: 'url', default: [] },
-		_updatedAt: { type: 'date', optional: true },
-		status: { type: 'int', optional: true },
-		pinned: { type: 'bool', optional: true },
-		starred: { type: 'bool', optional: true },
-		editedBy: 'messagesEditedBy',
-		reactions: { type: 'list', objectType: 'messagesReactions' },
-		role: { type: 'string', optional: true },
-		drid: { type: 'string', optional: true },
-		dcount: { type: 'int', optional: true },
-		dlm: { type: 'date', optional: true },
-		tmid: { type: 'string', optional: true },
-		tcount: { type: 'int', optional: true },
-		tlm: { type: 'date', optional: true },
-		replies: 'string[]',
-		mentions: { type: 'list', objectType: 'users' },
-		channels: { type: 'list', objectType: 'rooms' },
-		unread: { type: 'bool', optional: true },
-		autoTranslate: { type: 'bool', default: false },
-		translations: { type: 'list', objectType: 'messagesTranslations' },
-		draftMessage: 'string?'
-	}
-};
-
-const threadMessagesSchema = {
-	name: 'threadMessages',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		msg: { type: 'string', optional: true },
-		t: { type: 'string', optional: true },
-		rid: { type: 'string', indexed: true },
-		ts: 'date',
-		u: 'users',
-		alias: { type: 'string', optional: true },
-		parseUrls: { type: 'bool', optional: true },
-		groupable: { type: 'bool', optional: true },
-		avatar: { type: 'string', optional: true },
-		attachments: { type: 'list', objectType: 'attachment' },
-		urls: { type: 'list', objectType: 'url', default: [] },
-		_updatedAt: { type: 'date', optional: true },
-		status: { type: 'int', optional: true },
-		pinned: { type: 'bool', optional: true },
-		starred: { type: 'bool', optional: true },
-		editedBy: 'messagesEditedBy',
-		reactions: { type: 'list', objectType: 'messagesReactions' },
-		role: { type: 'string', optional: true },
-		replies: 'string[]',
-		mentions: { type: 'list', objectType: 'users' },
-		channels: { type: 'list', objectType: 'rooms' },
-		unread: { type: 'bool', optional: true },
-		autoTranslate: { type: 'bool', default: false },
-		translations: { type: 'list', objectType: 'messagesTranslations' }
-	}
-};
-
-const frequentlyUsedEmojiSchema = {
-	name: 'frequentlyUsedEmoji',
-	primaryKey: 'content',
-	properties: {
-		content: { type: 'string', optional: true },
-		extension: { type: 'string', optional: true },
-		isCustom: 'bool',
-		count: 'int'
-	}
-};
-
-const slashCommandSchema = {
-	name: 'slashCommand',
-	primaryKey: 'command',
-	properties: {
-		command: 'string',
-		params: { type: 'string', optional: true },
-		description: { type: 'string', optional: true },
-		clientOnly: { type: 'bool', optional: true },
-		providesPreview: { type: 'bool', optional: true }
-	}
-};
-
-const customEmojisSchema = {
-	name: 'customEmojis',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		name: 'string',
-		aliases: 'string[]',
-		extension: 'string',
-		_updatedAt: { type: 'date', optional: true }
-	}
-};
-
-const rolesSchema = {
-	name: 'roles',
-	primaryKey: '_id',
-	properties: {
-		_id: 'string',
-		description: { type: 'string', optional: true }
-	}
-};
-
-const uploadsSchema = {
-	name: 'uploads',
-	primaryKey: 'path',
-	properties: {
-		path: 'string',
-		rid: 'string',
-		name: { type: 'string', optional: true },
-		description: { type: 'string', optional: true },
-		size: { type: 'int', optional: true },
-		type: { type: 'string', optional: true },
-		store: { type: 'string', optional: true },
-		progress: { type: 'int', default: 1 },
-		error: { type: 'bool', default: false }
-	}
-};
-
-const usersTypingSchema = {
-	name: 'usersTyping',
-	properties: {
-		rid: { type: 'string', indexed: true },
-		username: { type: 'string', optional: true }
-	}
-};
-
-const activeUsersSchema = {
-	name: 'activeUsers',
-	primaryKey: 'id',
-	properties: {
-		id: 'string',
-		name: 'string?',
-		username: 'string?',
-		status: 'string?',
-		utcOffset: 'double?'
-	}
-};
-
-const schema = [
-	settingsSchema,
-	subscriptionSchema,
-	messagesSchema,
-	threadsSchema,
-	threadMessagesSchema,
-	usersSchema,
-	roomsSchema,
-	attachment,
-	attachmentFields,
-	messagesEditedBySchema,
-	permissionsSchema,
-	url,
-	frequentlyUsedEmojiSchema,
-	customEmojisSchema,
-	messagesReactionsSchema,
-	rolesSchema,
-	uploadsSchema,
-	slashCommandSchema,
-	messagesTranslationsSchema
-];
-
-const inMemorySchema = [usersTypingSchema, activeUsersSchema];
-
-class DB {
-	databases = {
-		serversDB: new Realm({
-			path: `${ RNRealmPath.realmPath }default.realm`,
-			schema: [
-				userSchema,
-				serversSchema
-			],
-			schemaVersion: 10,
-			migration: (oldRealm, newRealm) => {
-				if (oldRealm.schemaVersion >= 1 && newRealm.schemaVersion <= 9) {
-					const newServers = newRealm.objects('servers');
-
-					// eslint-disable-next-line no-plusplus
-					for (let i = 0; i < newServers.length; i++) {
-						newServers[i].roomsUpdatedAt = null;
-					}
-				}
-			}
-		}),
-		inMemoryDB: new Realm({
-			path: `${ RNRealmPath.realmPath }memory.realm`,
-			schema: inMemorySchema,
-			schemaVersion: 2,
-			inMemory: true
-		})
-	}
-
-	deleteAll(...args) {
-		return this.database.write(() => this.database.deleteAll(...args));
-	}
-
-	delete(...args) {
-		return this.database.delete(...args);
-	}
-
-	write(...args) {
-		return this.database.write(...args);
-	}
-
-	create(...args) {
-		return this.database.create(...args);
-	}
-
-	objects(...args) {
-		return this.database.objects(...args);
-	}
-
-	objectForPrimaryKey(...args) {
-		return this.database.objectForPrimaryKey(...args);
-	}
-
-	get database() {
-		return this.databases.activeDB;
-	}
-
-	get memoryDatabase() {
-		return this.databases.inMemoryDB;
-	}
-
-	setActiveDB(database = '') {
-		const path = database.replace(/(^\w+:|^)\/\//, '');
-		return this.databases.activeDB = new Realm({
-			path: `${ RNRealmPath.realmPath }${ path }.realm`,
-			schema,
-			schemaVersion: 14,
-			migration: (oldRealm, newRealm) => {
-				if (oldRealm.schemaVersion >= 3 && newRealm.schemaVersion <= 13) {
-					const newSubs = newRealm.objects('subscriptions');
-					newRealm.delete(newSubs);
-					const newMessages = newRealm.objects('messages');
-					newRealm.delete(newMessages);
-					const newThreads = newRealm.objects('threads');
-					newRealm.delete(newThreads);
-					const newThreadMessages = newRealm.objects('threadMessages');
-					newRealm.delete(newThreadMessages);
-				}
-				if (newRealm.schemaVersion === 9) {
-					const newEmojis = newRealm.objects('customEmojis');
-					newRealm.delete(newEmojis);
-					const newSettings = newRealm.objects('settings');
-					newRealm.delete(newSettings);
-				}
-			}
-		});
-	}
-}
-const db = new DB();
-export default db;
-
-// Realm workaround for "Cannot create asynchronous query while in a write transaction"
-// inpired from https://github.com/realm/realm-js/issues/1188#issuecomment-359223918
-export function safeAddListener(results, callback, database = db) {
-	if (!results || !results.addListener) {
-		console.log('⚠️ safeAddListener called for non addListener-compliant object');
-		return;
-	}
-
-	if (database.isInTransaction) {
-		setTimeout(() => {
-			safeAddListener(results, callback);
-		}, 50);
-	} else {
-		results.addListener(callback);
-	}
-}

app/lib/rocketchat.js

@@ -2,12 +2,13 @@ import { AsyncStorage, InteractionManager } from 'react-native';
 import semver from 'semver';
 import { Rocketchat as RocketchatClient } from '@rocket.chat/sdk';
 import RNUserDefaults from 'rn-user-defaults';
+import { Q } from '@nozbe/watermelondb';
 import * as FileSystem from 'expo-file-system';
 
 import reduxStore from './createStore';
 import defaultSettings from '../constants/settings';
 import messagesStatus from '../constants/messagesStatus';
-import database from './realm';
+import database from './database';
 import log from '../utils/log';
 import { isIOS, getBundleId } from '../utils/deviceInfo';
 import { extractHostname } from '../utils/server';
@@ -29,7 +30,7 @@ import getSettings from './methods/getSettings';
 
 import getRooms from './methods/getRooms';
 import getPermissions from './methods/getPermissions';
-import getCustomEmojis from './methods/getCustomEmojis';
+import { getCustomEmojis, setCustomEmojis } from './methods/getCustomEmojis';
 import getSlashCommands from './methods/getSlashCommands';
 import getRoles from './methods/getRoles';
 import canOpenRoom from './methods/canOpenRoom';
@@ -43,6 +44,7 @@ import { sendFileMessage, cancelUpload, isUploadActive } from './methods/sendFil
 
 import { getDeviceToken } from '../notifications/push';
 import { SERVERS, SERVER_URL } from '../constants/userDefaults';
+import { setActiveUsers } from '../actions/activeUsers';
 
 const TOKEN_KEY = 'reactnativemeteor_usertoken';
 const SORT_PREFS_KEY = 'RC_SORT_PREFS_KEY';
@@ -59,7 +61,11 @@ const RocketChat = {
 		if (this.roomsSub) {
 			this.roomsSub.stop();
 		}
+		try {
 			this.roomsSub = await subscribeRooms.call(this);
+		} catch (e) {
+			log(e);
+		}
 	},
 	subscribeRoom,
 	canOpenRoom,
@@ -100,67 +106,36 @@ const RocketChat = {
 			message: 'The_URL_is_invalid'
 		};
 	},
-	_setUser(ddpMessage) {
+	stopListener(listener) {
-		this.activeUsers = this.activeUsers || {};
+		return listener && listener.stop();
-		const { user } = reduxStore.getState().login;
-
-		if (ddpMessage.fields && user && user.id === ddpMessage.id) {
-			reduxStore.dispatch(setUser(ddpMessage.fields));
-		}
-
-		if (ddpMessage.cleared && user && user.id === ddpMessage.id) {
-			reduxStore.dispatch(setUser({ status: 'offline' }));
-		}
-
-		if (!this._setUserTimer) {
-			this._setUserTimer = setTimeout(() => {
-				const batchUsers = this.activeUsers;
-				InteractionManager.runAfterInteractions(() => {
-					database.memoryDatabase.write(() => {
-						Object.keys(batchUsers).forEach((key) => {
-							if (batchUsers[key] && batchUsers[key].id) {
-								try {
-									const data = batchUsers[key];
-									if (data.removed) {
-										const userRecord = database.memoryDatabase.objectForPrimaryKey('activeUsers', data.id);
-										if (userRecord) {
-											userRecord.status = 'offline';
-										}
-									} else {
-										database.memoryDatabase.create('activeUsers', data, true);
-									}
-								} catch (error) {
-									console.log(error);
-								}
-							}
-						});
-					});
-				});
-				this._setUserTimer = null;
-				return this.activeUsers = {};
-			}, 10000);
-		}
-
-		if (!ddpMessage.fields) {
-			this.activeUsers[ddpMessage.id] = {
-				id: ddpMessage.id,
-				removed: true
-			};
-		} else {
-			this.activeUsers[ddpMessage.id] = {
-				id: ddpMessage.id, ...this.activeUsers[ddpMessage.id], ...ddpMessage.fields
-			};
-		}
 	},
 	connect({ server, user }) {
 		return new Promise((resolve) => {
+			if (!this.sdk || this.sdk.client.host !== server) {
 				database.setActiveDB(server);
+			}
 			reduxStore.dispatch(connectRequest());
 
 			if (this.connectTimeout) {
 				clearTimeout(this.connectTimeout);
 			}
 
+			if (this.connectedListener) {
+				this.connectedListener.then(this.stopListener);
+			}
+
+			if (this.closeListener) {
+				this.closeListener.then(this.stopListener);
+			}
+
+			if (this.usersListener) {
+				this.usersListener.then(this.stopListener);
+			}
+
+			if (this.notifyLoggedListener) {
+				this.notifyLoggedListener.then(this.stopListener);
+			}
+
 			if (this.roomsSub) {
 				this.roomsSub.stop();
 			}
@@ -191,35 +166,37 @@ const RocketChat = {
 					}, 10000);
 				});
 
-			this.sdk.onStreamData('connected', () => {
+			this.connectedListener = this.sdk.onStreamData('connected', () => {
 				reduxStore.dispatch(connectSuccess());
-				// const { isAuthenticated } = reduxStore.getState().login;
-				// if (isAuthenticated) {
-				// 	this.getUserPresence();
-				// }
 			});
 
-			this.sdk.onStreamData('close', () => {
+			this.closeListener = this.sdk.onStreamData('close', () => {
 				reduxStore.dispatch(disconnect());
 			});
 
-			this.sdk.onStreamData('users', protectedFunction(ddpMessage => RocketChat._setUser(ddpMessage)));
+			this.usersListener = this.sdk.onStreamData('users', protectedFunction(ddpMessage => RocketChat._setUser(ddpMessage)));
 
-			this.sdk.onStreamData('stream-notify-logged', protectedFunction((ddpMessage) => {
+			this.notifyLoggedListener = this.sdk.onStreamData('stream-notify-logged', protectedFunction((ddpMessage) => {
 				const { eventName } = ddpMessage.fields;
 				if (eventName === 'user-status') {
-					const userStatus = ddpMessage.fields.args[0];
+					this.activeUsers = this.activeUsers || {};
-					const [id, username, status] = userStatus;
+					if (!this._setUserTimer) {
-					if (username) {
+						this._setUserTimer = setTimeout(() => {
-						database.memoryDatabase.write(() => {
+							const activeUsersBatch = this.activeUsers;
-							try {
+							InteractionManager.runAfterInteractions(() => {
-								database.memoryDatabase.create('activeUsers', {
+								reduxStore.dispatch(setActiveUsers(activeUsersBatch));
-									id, username, status: STATUSES[status]
-								}, true);
-							} catch (error) {
-								console.log(error);
-							}
 							});
+							this._setUserTimer = null;
+							return this.activeUsers = {};
+						}, 10000);
+					}
+					const userStatus = ddpMessage.fields.args[0];
+					const [id,, status] = userStatus;
+					this.activeUsers[id] = STATUSES[status];
+
+					const { user: loggedUser } = reduxStore.getState().login;
+					if (loggedUser && loggedUser.id === id) {
+						reduxStore.dispatch(setUser({ status: STATUSES[status] }));
 					}
 				}
 			}));
@@ -242,19 +219,31 @@ const RocketChat = {
 		this.sdk = new RocketchatClient({ host: server, protocol: 'ddp', useSsl });
 
 		// set Server
-		const { serversDB } = database.databases;
+		const serversDB = database.servers;
 		reduxStore.dispatch(shareSelectServer(server));
 
 		// set User info
+		try {
 			const userId = await RNUserDefaults.get(`${ RocketChat.TOKEN_KEY }-${ server }`);
-		const user = userId && serversDB.objectForPrimaryKey('user', userId);
+			const userCollections = serversDB.collections.get('users');
+			let user = null;
+			if (userId) {
+				user = await userCollections.find(userId);
+				user = {
+					id: user.id,
+					token: user.token,
+					username: user.username
+				};
+			}
 			reduxStore.dispatch(shareSetUser({
 				id: user.id,
 				token: user.token,
 				username: user.username
 			}));
-
 			await RocketChat.login({ resume: user.token });
+		} catch (e) {
+			log(e);
+		}
 	},
 
 	register(credentials) {
@@ -376,23 +365,26 @@ const RocketChat = {
 			console.log('logout_rn_user_defaults', error);
 		}
 
-		const { serversDB } = database.databases;
-
 		const userId = await RNUserDefaults.get(`${ TOKEN_KEY }-${ server }`);
 
-		serversDB.write(() => {
+		try {
-			const user = serversDB.objectForPrimaryKey('user', userId);
+			const serversDB = database.servers;
-			serversDB.delete(user);
+			await serversDB.action(async() => {
+				const usersCollection = serversDB.collections.get('users');
+				const user = await usersCollection.find(userId);
+				await user.destroyPermanently();
 			});
+		} catch (error) {
+			// Do nothing
+		}
 
-		Promise.all([
+		await RNUserDefaults.clear('currentServer');
-			RNUserDefaults.clear('currentServer'),
+		await RNUserDefaults.clear(TOKEN_KEY);
-			RNUserDefaults.clear(TOKEN_KEY),
+		await RNUserDefaults.clear(`${ TOKEN_KEY }-${ server }`);
-			RNUserDefaults.clear(`${ TOKEN_KEY }-${ server }`)
-		]).catch(error => console.log(error));
 
 		try {
-			database.deleteAll();
+			const db = database.active;
+			await db.action(() => db.unsafeResetDatabase());
 		} catch (error) {
 			console.log(error);
 		}
@@ -432,19 +424,21 @@ const RocketChat = {
 	sendMessage,
 	getRooms,
 	readMessages,
-	async resendMessage(messageId) {
+	async resendMessage(message) {
-		const message = await database.objects('messages').filtered('_id = $0', messageId)[0];
+		const db = database.active;
 		try {
-			database.write(() => {
+			await db.action(async() => {
-				message.status = messagesStatus.TEMP;
+				await message.update((m) => {
-				database.create('messages', message, true);
+					m.status = messagesStatus.TEMP;
 				});
-			await sendMessageCall.call(this, JSON.parse(JSON.stringify(message)));
+			});
+			await sendMessageCall.call(this, message);
 		} catch (error) {
 			try {
-				database.write(() => {
+				await db.action(async() => {
-					message.status = messagesStatus.ERROR;
+					await message.update((m) => {
-					database.create('messages', message, true);
+						m.status = messagesStatus.ERROR;
+					});
 				});
 			} catch (e) {
 				log(e);
@@ -464,12 +458,15 @@ const RocketChat = {
 			return [];
 		}
 
-		let data = database.objects('subscriptions').filtered('name CONTAINS[c] $0', searchText);
+		const db = database.active;
+		let data = await db.collections.get('subscriptions').query(
+			Q.where('name', Q.like(`%${ Q.sanitizeLikeString(searchText) }%`))
+		).fetch();
 
 		if (filterUsers && !filterRooms) {
-			data = data.filtered('t = $0', 'd');
+			data = data.filter(item => item.t === 'd');
 		} else if (!filterUsers && filterRooms) {
-			data = data.filtered('t != $0', 'd');
+			data = data.filter(item => item.t !== 'd');
 		}
 		data = data.slice(0, 7);
 
@@ -525,6 +522,7 @@ const RocketChat = {
 	getSettings,
 	getPermissions,
 	getCustomEmojis,
+	setCustomEmojis,
 	getSlashCommands,
 	getRoles,
 	parseSettings: settings => settings.reduce((ret, item) => {
@@ -537,46 +535,47 @@ const RocketChat = {
 			return setting;
 		});
 	},
-	deleteMessage(message) {
+	deleteMessage(messageId, rid) {
-		const { _id, rid } = message;
 		// RC 0.48.0
-		return this.sdk.post('chat.delete', { roomId: rid, msgId: _id });
+		return this.sdk.post('chat.delete', { msgId: messageId, roomId: rid });
 	},
 	editMessage(message) {
-		const { _id, msg, rid } = message;
+		const { id, msg, rid } = message;
 		// RC 0.49.0
-		return this.sdk.post('chat.update', { roomId: rid, msgId: _id, text: msg });
+		return this.sdk.post('chat.update', { roomId: rid, msgId: id, text: msg });
 	},
-	toggleStarMessage(message) {
+	toggleStarMessage(messageId, starred) {
-		if (message.starred) {
+		if (starred) {
 			// RC 0.59.0
-			return this.sdk.post('chat.unStarMessage', { messageId: message._id });
+			return this.sdk.post('chat.unStarMessage', { messageId });
 		}
 		// RC 0.59.0
-		return this.sdk.post('chat.starMessage', { messageId: message._id });
+		return this.sdk.post('chat.starMessage', { messageId });
 	},
-	togglePinMessage(message) {
+	togglePinMessage(messageId, pinned) {
-		if (message.pinned) {
+		if (pinned) {
 			// RC 0.59.0
-			return this.sdk.post('chat.unPinMessage', { messageId: message._id });
+			return this.sdk.post('chat.unPinMessage', { messageId });
 		}
 		// RC 0.59.0
-		return this.sdk.post('chat.pinMessage', { messageId: message._id });
+		return this.sdk.post('chat.pinMessage', { messageId });
 	},
 	reportMessage(messageId) {
 		return this.sdk.post('chat.reportMessage', { messageId, description: 'Message reported by user' });
 	},
-	getRoom(rid) {
+	async getRoom(rid) {
-		const [result] = database.objects('subscriptions').filtered('rid = $0', rid);
+		try {
-		if (!result) {
+			const db = database.active;
+			const room = await db.collections.get('subscriptions').find(rid);
+			return Promise.resolve(room);
+		} catch (error) {
 			return Promise.reject(new Error('Room not found'));
 		}
-		return Promise.resolve(result);
 	},
 	async getPermalinkMessage(message) {
 		let room;
 		try {
-			room = await RocketChat.getRoom(message.rid);
+			room = await RocketChat.getRoom(message.subscription.id);
 		} catch (e) {
 			log(e);
 			return null;
@@ -587,7 +586,7 @@ const RocketChat = {
 			c: 'channel',
 			d: 'direct'
 		}[room.t];
-		return `${ server }/${ roomType }/${ room.name }?msg=${ message._id }`;
+		return `${ server }/${ roomType }/${ room.name }?msg=${ message.id }`;
 	},
 	getPermalinkChannel(channel) {
 		const { server } = reduxStore.getState().server;
@@ -725,25 +724,26 @@ const RocketChat = {
 		// RC 0.57.0
 		return this.sdk.methodCall('getSingleMessage', msgId);
 	},
-	hasPermission(permissions, rid) {
+	async hasPermission(permissions, rid) {
+		const db = database.active;
+		const subsCollection = db.collections.get('subscriptions');
+		const permissionsCollection = db.collections.get('permissions');
 		let roomRoles = [];
 		try {
-			// get the room from realm
+			// get the room from database
-			const [room] = database.objects('subscriptions').filtered('rid = $0', rid);
+			const room = await subsCollection.find(rid);
-			if (!room) {
+			// get room roles
+			roomRoles = room.roles;
+		} catch (error) {
+			console.log('hasPermission -> Room not found');
 			return permissions.reduce((result, permission) => {
 				result[permission] = false;
 				return result;
 			}, {});
 		}
-			// get room roles
+		// get permissions from database
-			roomRoles = room.roles;
+		try {
-		} catch (error) {
+			const permissionsFiltered = await permissionsCollection.query(Q.where('id', Q.oneOf(permissions))).fetch();
-			console.log('hasPermission -> error', error);
-		}
-		// get permissions from realm
-		const permissionsFiltered = database.objects('permissions')
-			.filter(permission => permissions.includes(permission._id));
 			// get user roles on the server from redux
 			const userRoles = (reduxStore.getState().login.user && reduxStore.getState().login.user.roles) || [];
 			// merge both roles
@@ -753,12 +753,15 @@ const RocketChat = {
 			// e.g. { 'edit-room': true, 'set-readonly': false }
 			return permissions.reduce((result, permission) => {
 				result[permission] = false;
-			const permissionFound = permissionsFiltered.find(p => p._id === permission);
+				const permissionFound = permissionsFiltered.find(p => p.id === permission);
 				if (permissionFound) {
 					result[permission] = returnAnArray(permissionFound.roles).some(r => mergedRoles.includes(r));
 				}
 				return result;
 			}, {});
+		} catch (e) {
+			log(e);
+		}
 	},
 	getAvatarSuggestion() {
 		// RC 0.51.0
@@ -927,6 +930,35 @@ const RocketChat = {
 			command, params, roomId, previewItem
 		});
 	},
+	_setUser(ddpMessage) {
+		this.activeUsers = this.activeUsers || {};
+		const { user } = reduxStore.getState().login;
+
+		if (ddpMessage.fields && user && user.id === ddpMessage.id) {
+			reduxStore.dispatch(setUser(ddpMessage.fields));
+		}
+
+		if (ddpMessage.cleared && user && user.id === ddpMessage.id) {
+			reduxStore.dispatch(setUser({ status: 'offline' }));
+		}
+
+		if (!this._setUserTimer) {
+			this._setUserTimer = setTimeout(() => {
+				const activeUsersBatch = this.activeUsers;
+				InteractionManager.runAfterInteractions(() => {
+					reduxStore.dispatch(setActiveUsers(activeUsersBatch));
+				});
+				this._setUserTimer = null;
+				return this.activeUsers = {};
+			}, 10000);
+		}
+
+		if (!ddpMessage.fields) {
+			this.activeUsers[ddpMessage.id] = 'offline';
+		} else if (ddpMessage.fields.status) {
+			this.activeUsers[ddpMessage.id] = ddpMessage.fields.status;
+		}
+	},
 	getUserPresence() {
 		return new Promise(async(resolve) => {
 			const serverVersion = reduxStore.getState().server.version;
@@ -950,16 +982,12 @@ const RocketChat = {
 				// RC 1.1.0
 				const result = await this.sdk.get('users.presence', params);
 				if (result.success) {
-					// this.lastUserPresenceFetch = new Date();
+					const activeUsers = result.users.reduce((ret, item) => {
-					database.memoryDatabase.write(() => {
+						ret[item._id] = item.status;
-						result.users.forEach((item) => {
+						return ret;
-							try {
+					}, {});
-								item.id = item._id;
+					InteractionManager.runAfterInteractions(() => {
-								database.memoryDatabase.create('activeUsers', item, true);
+						reduxStore.dispatch(setActiveUsers(activeUsers));
-							} catch (error) {
-								console.log(error);
-							}
-						});
 					});
 					this.sdk.subscribe('stream-notify-logged', 'user-status');
 					return resolve();
@@ -975,13 +1003,15 @@ const RocketChat = {
 			query, count, offset, sort
 		});
 	},
-	canAutoTranslate() {
+	async canAutoTranslate() {
+		const db = database.active;
 		try {
 			const AutoTranslate_Enabled = reduxStore.getState().settings && reduxStore.getState().settings.AutoTranslate_Enabled;
 			if (!AutoTranslate_Enabled) {
 				return false;
 			}
-			const autoTranslatePermission = database.objectForPrimaryKey('permissions', 'auto-translate');
+			const permissionsCollection = db.collections.get('permissions');
+			const autoTranslatePermission = await permissionsCollection.find('auto-translate');
 			const userRoles = (reduxStore.getState().login.user && reduxStore.getState().login.user.roles) || [];
 			return autoTranslatePermission.roles.some(role => userRoles.includes(role));
 		} catch (e) {

app/presentation/RoomItem/LastMessage.js

@@ -20,7 +20,7 @@ const formatMsg = ({
 	let prefix = '';
 	const isLastMessageSentByMe = lastMessage.u.username === username;
 
-	if (!lastMessage.msg && Object.keys(lastMessage.attachments).length) {
+	if (!lastMessage.msg && lastMessage.attachments && Object.keys(lastMessage.attachments).length) {
 		const user = isLastMessageSentByMe ? I18n.t('You') : lastMessage.u.username;
 		return I18n.t('User_sent_an_attachment', { user });
 	}

app/presentation/RoomItem/TypeIcon.js

@@ -1,20 +1,20 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 
-import Status from '../../containers/Status';
+import Status from '../../containers/Status/Status';
 import RoomTypeIcon from '../../containers/RoomTypeIcon';
 import styles from './styles';
 
-const TypeIcon = React.memo(({ type, id, prid }) => {
+const TypeIcon = React.memo(({ type, prid, status }) => {
 	if (type === 'd') {
-		return <Status style={styles.status} size={10} id={id} />;
+		return <Status style={styles.status} size={10} status={status} />;
 	}
 	return <RoomTypeIcon type={prid ? 'discussion' : type} />;
 });
 
 TypeIcon.propTypes = {
 	type: PropTypes.string,
-	id: PropTypes.string,
+	status: PropTypes.string,
 	prid: PropTypes.string
 };
 

app/presentation/RoomItem/index.js

@@ -1,12 +1,20 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 import { View, Text, Animated } from 'react-native';
-import { RectButton, PanGestureHandler, State } from 'react-native-gesture-handler';
+import {
+	RectButton,
+	PanGestureHandler,
+	State
+} from 'react-native-gesture-handler';
+import { connect } from 'react-redux';
 
 import Avatar from '../../containers/Avatar';
 import I18n from '../../i18n';
 import styles, {
-	ROW_HEIGHT, ACTION_WIDTH, SMALL_SWIPE, LONG_SWIPE
+	ROW_HEIGHT,
+	ACTION_WIDTH,
+	SMALL_SWIPE,
+	LONG_SWIPE
 } from './styles';
 import UnreadBadge from './UnreadBadge';
 import TypeIcon from './TypeIcon';
@@ -16,9 +24,20 @@ import { LeftActions, RightActions } from './Actions';
 
 export { ROW_HEIGHT };
 
-const attrs = ['name', 'unread', 'userMentions', 'showLastMessage', 'alert', 'type', 'width', 'isRead', 'favorite'];
+const attrs = [
+	'name',
+	'unread',
+	'userMentions',
+	'showLastMessage',
+	'alert',
+	'type',
+	'width',
+	'isRead',
+	'favorite',
+	'status'
+];
 
-export default class RoomItem extends React.Component {
+class RoomItem extends React.Component {
 	static propTypes = {
 		type: PropTypes.string.isRequired,
 		name: PropTypes.string.isRequired,
@@ -41,17 +60,16 @@ export default class RoomItem extends React.Component {
 		favorite: PropTypes.bool,
 		isRead: PropTypes.bool,
 		rid: PropTypes.string,
+		status: PropTypes.string,
 		toggleFav: PropTypes.func,
 		toggleRead: PropTypes.func,
 		hideChannel: PropTypes.func
-	}
+	};
 
 	static defaultProps = {
 		avatarSize: 48
-	}
+	};
 
-	// Making jest happy: https://github.com/facebook/react-native/issues/22175
-	// eslint-disable-next-line no-useless-constructor
 	constructor(props) {
 		super(props);
 		this.dragX = new Animated.Value(0);
@@ -70,13 +88,7 @@ export default class RoomItem extends React.Component {
 	}
 
 	shouldComponentUpdate(nextProps) {
-		const { lastMessage, _updatedAt } = this.props;
+		const { _updatedAt } = this.props;
-		const oldlastMessage = lastMessage;
-		const newLastmessage = nextProps.lastMessage;
-
-		if (oldlastMessage && newLastmessage && oldlastMessage.ts !== newLastmessage.ts) {
-			return true;
-		}
 		if (_updatedAt && nextProps._updatedAt && nextProps._updatedAt.toISOString() !== _updatedAt.toISOString()) {
 			return true;
 		}
@@ -165,31 +177,31 @@ export default class RoomItem extends React.Component {
 			toggleFav(rid, favorite);
 		}
 		this.close();
-	}
+	};
 
 	toggleRead = () => {
 		const { toggleRead, rid, isRead } = this.props;
 		if (toggleRead) {
 			toggleRead(rid, isRead);
 		}
-	}
+	};
 
 	hideChannel = () => {
 		const { hideChannel, rid, type } = this.props;
 		if (hideChannel) {
 			hideChannel(rid, type);
 		}
-	}
+	};
 
 	onToggleReadPress = () => {
 		this.toggleRead();
 		this.close();
-	}
+	};
 
 	onHidePress = () => {
 		this.hideChannel();
 		this.close();
-	}
+	};
 
 	onPress = () => {
 		const { rowState } = this.state;
@@ -201,11 +213,11 @@ export default class RoomItem extends React.Component {
 		if (onPress) {
 			onPress();
 		}
-	}
+	};
 
 	render() {
 		const {
-			unread, userMentions, name, _updatedAt, alert, testID, type, avatarSize, baseUrl, userId, username, token, id, prid, showLastMessage, lastMessage, isRead, width, favorite
+			unread, userMentions, name, _updatedAt, alert, testID, type, avatarSize, baseUrl, userId, username, token, id, prid, showLastMessage, lastMessage, isRead, width, favorite, status
 		} = this.props;
 
 		const date = formatDate(_updatedAt);
@@ -246,11 +258,9 @@ export default class RoomItem extends React.Component {
 						onHidePress={this.onHidePress}
 					/>
 					<Animated.View
-						style={
+						style={{
-							{
 							transform: [{ translateX: this.transX }]
-							}
+						}}
-						}
 					>
 						<RectButton
 							onPress={this.onPress}
@@ -263,16 +273,59 @@ export default class RoomItem extends React.Component {
 								style={styles.container}
 								accessibilityLabel={accessibilityLabel}
 							>
-								<Avatar text={name} size={avatarSize} type={type} baseUrl={baseUrl} style={styles.avatar} userId={userId} token={token} />
+								<Avatar
+									text={name}
+									size={avatarSize}
+									type={type}
+									baseUrl={baseUrl}
+									style={styles.avatar}
+									userId={userId}
+									token={token}
+								/>
 								<View style={styles.centerContainer}>
 									<View style={styles.titleContainer}>
-										<TypeIcon type={type} id={id} prid={prid} />
+										<TypeIcon
-										<Text style={[styles.title, alert && styles.alert]} ellipsizeMode='tail' numberOfLines={1}>{ name }</Text>
+											type={type}
-										{_updatedAt ? <Text style={[styles.date, alert && styles.updateAlert]} ellipsizeMode='tail' numberOfLines={1}>{ capitalize(date) }</Text> : null}
+											id={id}
+											prid={prid}
+											status={status}
+										/>
+										<Text
+											style={[
+												styles.title,
+												alert && styles.alert
+											]}
+											ellipsizeMode='tail'
+											numberOfLines={1}
+										>
+											{name}
+										</Text>
+										{_updatedAt ? (
+											<Text
+												style={[
+													styles.date,
+													alert && styles.updateAlert
+												]}
+												ellipsizeMode='tail'
+												numberOfLines={1}
+											>
+												{capitalize(date)}
+											</Text>
+										) : null}
 									</View>
 									<View style={styles.row}>
-										<LastMessage lastMessage={lastMessage} type={type} showLastMessage={showLastMessage} username={username} alert={alert} />
+										<LastMessage
-										<UnreadBadge unread={unread} userMentions={userMentions} type={type} />
+											lastMessage={lastMessage}
+											type={type}
+											showLastMessage={showLastMessage}
+											username={username}
+											alert={alert}
+										/>
+										<UnreadBadge
+											unread={unread}
+											userMentions={userMentions}
+											type={type}
+										/>
 									</View>
 								</View>
 							</View>
@@ -283,3 +336,9 @@ export default class RoomItem extends React.Component {
 		);
 	}
 }
+
+const mapStateToProps = (state, ownProps) => ({
+	status: state.meteor.connected && ownProps.type === 'd' ? state.activeUsers[ownProps.id] : 'offline'
+});
+
+export default connect(mapStateToProps)(RoomItem);

app/reducers/activeUsers.js

@@ -0,0 +1,15 @@
+import { SET_ACTIVE_USERS } from '../actions/actionsTypes';
+
+const initialState = {};
+
+export default function activeUsers(state = initialState, action) {
+	switch (action.type) {
+		case SET_ACTIVE_USERS:
+			return {
+				...state,
+				...action.activeUsers
+			};
+		default:
+			return state;
+	}
+}

app/reducers/createChannel.js

@@ -7,7 +7,7 @@ const initialState = {
 	error: {}
 };
 
-export default function messages(state = initialState, action) {
+export default function(state = initialState, action) {
 	switch (action.type) {
 		case CREATE_CHANNEL.REQUEST:
 			return {

app/reducers/customEmojis.js

@@ -0,0 +1,14 @@
+import { SET_CUSTOM_EMOJIS } from '../actions/actionsTypes';
+
+const initialState = {
+	customEmojis: {}
+};
+
+export default function customEmojis(state = initialState, action) {
+	switch (action.type) {
+		case SET_CUSTOM_EMOJIS:
+			return action.emojis;
+		default:
+			return state;
+	}
+}

app/reducers/index.js

@@ -2,7 +2,6 @@ import { combineReducers } from 'redux';
 import settings from './reducers';
 import login from './login';
 import meteor from './connect';
-import messages from './messages';
 import rooms from './rooms';
 import server from './server';
 import selectedUsers from './selectedUsers';
@@ -13,12 +12,14 @@ import notification from './notification';
 import markdown from './markdown';
 import share from './share';
 import crashReport from './crashReport';
+import customEmojis from './customEmojis';
+import activeUsers from './activeUsers';
+import usersTyping from './usersTyping';
 
 export default combineReducers({
 	settings,
 	login,
 	meteor,
-	messages,
 	server,
 	selectedUsers,
 	createChannel,
@@ -28,5 +29,8 @@ export default combineReducers({
 	notification,
 	markdown,
 	share,
-	crashReport
+	crashReport,
+	customEmojis,
+	activeUsers,
+	usersTyping
 });

app/reducers/messages.js

@@ -1,96 +0,0 @@
-import * as types from '../actions/actionsTypes';
-
-const initialState = {
-	message: {},
-	actionMessage: {},
-	replyMessage: {},
-	replying: false,
-	editing: false,
-	showActions: false,
-	showErrorActions: false,
-	showReactionPicker: false
-};
-
-export default function messages(state = initialState, action) {
-	switch (action.type) {
-		case types.MESSAGES.ACTIONS_SHOW:
-			return {
-				...state,
-				showActions: true,
-				actionMessage: action.actionMessage
-			};
-		case types.MESSAGES.ACTIONS_HIDE:
-			return {
-				...state,
-				showActions: false
-			};
-		case types.MESSAGES.ERROR_ACTIONS_SHOW:
-			return {
-				...state,
-				showErrorActions: true,
-				actionMessage: action.actionMessage
-			};
-		case types.MESSAGES.ERROR_ACTIONS_HIDE:
-			return {
-				...state,
-				showErrorActions: false
-			};
-		case types.MESSAGES.EDIT_INIT:
-			return {
-				...state,
-				message: action.message,
-				editing: true
-			};
-		case types.MESSAGES.EDIT_CANCEL:
-			return {
-				...state,
-				message: {},
-				editing: false
-			};
-		case types.MESSAGES.EDIT_SUCCESS:
-			return {
-				...state,
-				message: {},
-				editing: false
-			};
-		case types.MESSAGES.EDIT_FAILURE:
-			return {
-				...state,
-				message: {},
-				editing: false
-			};
-		case types.MESSAGES.REPLY_INIT:
-			return {
-				...state,
-				replyMessage: {
-					...action.message,
-					mention: action.mention
-				},
-				replying: true
-			};
-		case types.MESSAGES.REPLY_CANCEL:
-			return {
-				...state,
-				replyMessage: {},
-				replying: false
-			};
-		case types.MESSAGES.SET_INPUT:
-			return {
-				...state,
-				message: action.message
-			};
-		case types.MESSAGES.CLEAR_INPUT:
-			return {
-				...state,
-				message: {}
-			};
-		case types.MESSAGES.TOGGLE_REACTION_PICKER:
-			return {
-				...state,
-				showReactionPicker: !state.showReactionPicker,
-				actionMessage: action.message
-			};
-		default:
-			return state;
-	}
-}

app/reducers/selectedUsers.js

@@ -5,7 +5,7 @@ const initialState = {
 	loading: false
 };
 
-export default function messages(state = initialState, action) {
+export default function(state = initialState, action) {
 	switch (action.type) {
 		case SELECTED_USERS.ADD_USER:
 			return {

app/reducers/usersTyping.js

@@ -0,0 +1,19 @@
+import { USERS_TYPING } from '../actions/actionsTypes';
+
+const initialState = [];
+
+export default function usersTyping(state = initialState, action) {
+	switch (action.type) {
+		case USERS_TYPING.ADD:
+			if (state.findIndex(item => item === action.username) === -1) {
+				return [...state, action.username];
+			}
+			return state;
+		case USERS_TYPING.REMOVE:
+			return state.filter(item => item !== action.username);
+		case USERS_TYPING.CLEAR:
+			return initialState;
+		default:
+			return state;
+	}
+}

app/sagas/deepLinking.js

@@ -6,7 +6,7 @@ import RNUserDefaults from 'rn-user-defaults';
 import Navigation from '../lib/Navigation';
 import * as types from '../actions/actionsTypes';
 import { selectServerRequest } from '../actions/server';
-import database from '../lib/realm';
+import database from '../lib/database';
 import RocketChat from '../lib/rocketchat';
 import EventEmitter from '../utils/events';
 import { appStart } from '../actions';
@@ -66,12 +66,19 @@ const handleOpen = function* handleOpen({ params }) {
 		}
 	} else {
 		// search if deep link's server already exists
-		const servers = yield database.databases.serversDB.objects('servers').filtered('id = $0', host); // TODO: need better test
+		const serversDB = database.servers;
-		if (servers.length && user) {
+		const serversCollection = serversDB.collections.get('servers');
+		try {
+			const servers = yield serversCollection.find(host);
+			if (servers && user) {
 				yield put(selectServerRequest(host));
 				yield take(types.SERVER.SELECT_SUCCESS);
 				yield navigate({ params });
-		} else {
+				return;
+			}
+		} catch (e) {
+			// do nothing?
+		}
 		// if deep link is from a different server
 		const result = yield RocketChat.getServerInfo(server);
 		if (!result.success) {
@@ -81,7 +88,6 @@ const handleOpen = function* handleOpen({ params }) {
 		yield delay(1000);
 		EventEmitter.emit('NewServer', { server: host });
 	}
-	}
 };
 
 const root = function* root() {

app/sagas/init.js

@@ -2,6 +2,7 @@ import { AsyncStorage } from 'react-native';
 import { put, takeLatest, all } from 'redux-saga/effects';
 import SplashScreen from 'react-native-splash-screen';
 import RNUserDefaults from 'rn-user-defaults';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
 import * as actions from '../actions';
 import { selectServerRequest } from '../actions/server';
@@ -12,11 +13,12 @@ import { APP } from '../actions/actionsTypes';
 import RocketChat from '../lib/rocketchat';
 import log from '../utils/log';
 import Navigation from '../lib/Navigation';
-import database from '../lib/realm';
 import {
 	SERVERS, SERVER_ICON, SERVER_NAME, SERVER_URL, TOKEN, USER_ID
 } from '../constants/userDefaults';
 import { isIOS } from '../utils/deviceInfo';
+import database from '../lib/database';
+import protectedFunction from '../lib/methods/helpers/protectedFunction';
 
 const restore = function* restore() {
 	try {
@@ -31,34 +33,47 @@ const restore = function* restore() {
 			server: RNUserDefaults.get('currentServer')
 		});
 
-		// get native credentials
+		let servers = yield RNUserDefaults.objectForKey(SERVERS);
-		if (isIOS && !hasMigration) {
-			const { serversDB } = database.databases;
-			const servers = yield RNUserDefaults.objectForKey(SERVERS);
-			if (servers) {
-				serversDB.write(() => {
-					servers.forEach(async(serverItem) => {
-						const serverInfo = {
-							id: serverItem[SERVER_URL],
-							name: serverItem[SERVER_NAME],
-							iconURL: serverItem[SERVER_ICON]
-						};
-						try {
-							serversDB.create('servers', serverInfo, true);
-							await RNUserDefaults.set(`${ RocketChat.TOKEN_KEY }-${ serverInfo.id }`, serverItem[USER_ID]);
-						} catch (e) {
-							log(e);
-						}
-					});
-				});
-				yield AsyncStorage.setItem('hasMigration', '1');
-			}
-
 		// if not have current
 		if (servers && servers.length !== 0 && (!token || !server)) {
 			server = servers[0][SERVER_URL];
 			token = servers[0][TOKEN];
 		}
+
+		// get native credentials
+		if (servers && !hasMigration) {
+			// parse servers
+			servers = yield Promise.all(servers.map(async(s) => {
+				await RNUserDefaults.set(`${ RocketChat.TOKEN_KEY }-${ s[SERVER_URL] }`, s[USER_ID]);
+				return ({ id: s[SERVER_URL], name: s[SERVER_NAME], iconURL: s[SERVER_ICON] });
+			}));
+			try {
+				const serversDB = database.servers;
+				yield serversDB.action(async() => {
+					const serversCollection = serversDB.collections.get('servers');
+					const allServerRecords = await serversCollection.query().fetch();
+
+					// filter servers
+					let serversToCreate = servers.filter(i1 => !allServerRecords.find(i2 => i1.id === i2.id));
+
+					// Create
+					serversToCreate = serversToCreate.map(record => serversCollection.prepareCreate(protectedFunction((s) => {
+						s._raw = sanitizedRaw({ id: record.id }, serversCollection.schema);
+						Object.assign(s, record);
+					})));
+
+					const allRecords = serversToCreate;
+
+					try {
+						await serversDB.batch(...allRecords);
+					} catch (e) {
+						log(e);
+					}
+					return allRecords.length;
+				});
+			} catch (e) {
+				log(e);
+			}
 		}
 
 		const sortPreferences = yield RocketChat.getSortPreferences();
@@ -77,13 +92,16 @@ const restore = function* restore() {
 			]);
 			yield put(actions.appStart('outside'));
 		} else if (server) {
-			const serverObj = database.databases.serversDB.objectForPrimaryKey('servers', server);
+			const serversDB = database.servers;
+			const serverCollections = serversDB.collections.get('servers');
+			const serverObj = yield serverCollections.find(server);
 			yield put(selectServerRequest(server, serverObj && serverObj.version));
 		}
 
 		yield put(actions.appReady({}));
 	} catch (e) {
 		log(e);
+		yield put(actions.appStart('outside'));
 	}
 };
 

app/sagas/login.js

@@ -2,6 +2,7 @@ import {
 	put, call, takeLatest, select, take, fork, cancel
 } from 'redux-saga/effects';
 import RNUserDefaults from 'rn-user-defaults';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 import moment from 'moment';
 import 'moment/min/locales';
 
@@ -14,7 +15,7 @@ import { toMomentLocale } from '../utils/moment';
 import RocketChat from '../lib/rocketchat';
 import log from '../utils/log';
 import I18n from '../i18n';
-import database from '../lib/realm';
+import database from '../lib/database';
 import EventEmitter from '../utils/events';
 
 const getServer = state => state.server.server;
@@ -77,12 +78,28 @@ const handleLoginSuccess = function* handleLoginSuccess({ user }) {
 		I18n.locale = user.language;
 		moment.locale(toMomentLocale(user.language));
 
-		const { serversDB } = database.databases;
+		const serversDB = database.servers;
-		serversDB.write(() => {
+		const usersCollection = serversDB.collections.get('users');
+		const u = {
+			token: user.token,
+			username: user.username,
+			name: user.name,
+			language: user.language,
+			status: user.status,
+			roles: user.roles
+		};
+		yield serversDB.action(async() => {
 			try {
-				serversDB.create('user', user, true);
+				const userRecord = await usersCollection.find(user.id);
+				await userRecord.update((record) => {
+					record._raw = sanitizedRaw({ id: user.id, ...record._raw }, usersCollection.schema);
+					Object.assign(record, u);
+				});
 			} catch (e) {
-				log(e);
+				await usersCollection.create((record) => {
+					record._raw = sanitizedRaw({ id: user.id }, usersCollection.schema);
+					Object.assign(record, u);
+				});
 			}
 		});
 
@@ -108,14 +125,18 @@ const handleLogout = function* handleLogout() {
 	if (server) {
 		try {
 			yield call(logoutCall, { server });
-			const { serversDB } = database.databases;
+			const serversDB = database.servers;
 			// all servers
-			const servers = yield serversDB.objects('servers');
+			const serversCollection = serversDB.collections.get('servers');
+
 			// filter logging out server and delete it
-			const serverRecord = servers.filtered('id = $0', server);
+			yield serversDB.action(async() => {
-			serversDB.write(() => {
+				const serverRecord = await serversCollection.find(server);
-				serversDB.delete(serverRecord);
+				await serverRecord.destroyPermanently();
 			});
+
+			const servers = yield serversCollection.query().fetch();
+
 			// see if there's other logged in servers and selects first one
 			if (servers.length > 0) {
 				const newServer = servers[0].id;

app/sagas/messages.js

@@ -1,92 +1,37 @@
-import {
+import { takeLatest } from 'redux-saga/effects';
-	takeLatest, put, call, delay
+import { Q } from '@nozbe/watermelondb';
-} from 'redux-saga/effects';
 
 import Navigation from '../lib/Navigation';
 import { MESSAGES } from '../actions/actionsTypes';
-import {
-	deleteSuccess,
-	deleteFailure,
-	editSuccess,
-	editFailure,
-	toggleStarSuccess,
-	toggleStarFailure,
-	togglePinSuccess,
-	togglePinFailure,
-	replyInit
-} from '../actions/messages';
 import RocketChat from '../lib/rocketchat';
-import database from '../lib/realm';
+import database from '../lib/database';
 import log from '../utils/log';
 
-const deleteMessage = message => RocketChat.deleteMessage(message);
+const goRoom = function goRoom({ rid, name, message }) {
-const editMessage = message => RocketChat.editMessage(message);
-const toggleStarMessage = message => RocketChat.toggleStarMessage(message);
-const togglePinMessage = message => RocketChat.togglePinMessage(message);
-
-const handleDeleteRequest = function* handleDeleteRequest({ message }) {
-	try {
-		yield call(deleteMessage, message);
-		yield put(deleteSuccess());
-	} catch (error) {
-		yield put(deleteFailure());
-	}
-};
-
-const handleEditRequest = function* handleEditRequest({ message }) {
-	try {
-		yield call(editMessage, message);
-		yield put(editSuccess());
-	} catch (error) {
-		yield put(editFailure());
-	}
-};
-
-const handleToggleStarRequest = function* handleToggleStarRequest({ message }) {
-	try {
-		yield call(toggleStarMessage, message);
-		yield put(toggleStarSuccess());
-	} catch (error) {
-		yield put(toggleStarFailure());
-	}
-};
-
-const handleTogglePinRequest = function* handleTogglePinRequest({ message }) {
-	try {
-		yield call(togglePinMessage, message);
-		yield put(togglePinSuccess());
-	} catch (error) {
-		yield put(togglePinFailure(error));
-	}
-};
-
-const goRoom = function goRoom({ rid, name }) {
 	Navigation.navigate('RoomsListView');
-	Navigation.navigate('RoomView', { rid, name, t: 'd' });
+	Navigation.navigate('RoomView', {
+		rid, name, t: 'd', message
+	});
 };
 
 const handleReplyBroadcast = function* handleReplyBroadcast({ message }) {
 	try {
+		const db = database.active;
 		const { username } = message.u;
-		const subscriptions = database.objects('subscriptions').filtered('name = $0', username);
+		const subsCollection = db.collections.get('subscriptions');
+		const subscriptions = yield subsCollection.query(Q.where('name', username)).fetch();
 		if (subscriptions.length) {
-			yield goRoom({ rid: subscriptions[0].rid, name: username });
+			yield goRoom({ rid: subscriptions[0].rid, name: username, message });
 		} else {
 			const room = yield RocketChat.createDirectMessage(username);
-			yield goRoom({ rid: room.rid, name: username });
+			yield goRoom({ rid: room.rid, name: username, message });
 		}
-		yield delay(500);
-		yield put(replyInit(message, false));
 	} catch (e) {
 		log(e);
 	}
 };
 
 const root = function* root() {
-	yield takeLatest(MESSAGES.DELETE_REQUEST, handleDeleteRequest);
-	yield takeLatest(MESSAGES.EDIT_REQUEST, handleEditRequest);
-	yield takeLatest(MESSAGES.TOGGLE_STAR_REQUEST, handleToggleStarRequest);
-	yield takeLatest(MESSAGES.TOGGLE_PIN_REQUEST, handleTogglePinRequest);
 	yield takeLatest(MESSAGES.REPLY_BROADCAST, handleReplyBroadcast);
 };
 export default root;

app/sagas/room.js

@@ -1,6 +1,6 @@
 import { Alert } from 'react-native';
 import {
-	call, takeLatest, take, select, delay
+	takeLatest, take, select, delay
 } from 'redux-saga/effects';
 
 import Navigation from '../lib/Navigation';
@@ -19,7 +19,7 @@ const watchUserTyping = function* watchUserTyping({ rid, status }) {
 		yield RocketChat.emitTyping(rid, status);
 
 		if (status) {
-			yield call(delay, 5000);
+			yield delay(5000);
 			yield RocketChat.emitTyping(rid, false);
 		}
 	} catch (e) {

app/sagas/rooms.js

@@ -2,36 +2,67 @@ import {
 	put, select, race, take, fork, cancel, delay
 } from 'redux-saga/effects';
 import { BACKGROUND, INACTIVE } from 'redux-enhancer-react-native-appstate';
+import { Q } from '@nozbe/watermelondb';
 
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 import * as types from '../actions/actionsTypes';
 import { roomsSuccess, roomsFailure } from '../actions/rooms';
-import database from '../lib/realm';
+import database from '../lib/database';
 import log from '../utils/log';
 import mergeSubscriptionsRooms from '../lib/methods/helpers/mergeSubscriptionsRooms';
 import RocketChat from '../lib/rocketchat';
 
 const handleRoomsRequest = function* handleRoomsRequest() {
 	try {
+		const serversDB = database.servers;
 		yield RocketChat.subscribeRooms();
 		const newRoomsUpdatedAt = new Date();
 		const server = yield select(state => state.server.server);
-		const [serverRecord] = database.databases.serversDB.objects('servers').filtered('id = $0', server);
+		const serversCollection = serversDB.collections.get('servers');
+		const serverRecord = yield serversCollection.find(server);
 		const { roomsUpdatedAt } = serverRecord;
 		const [subscriptionsResult, roomsResult] = yield RocketChat.getRooms(roomsUpdatedAt);
 		const { subscriptions } = mergeSubscriptionsRooms(subscriptionsResult, roomsResult);
 
-		database.write(() => {
+		const db = database.active;
-			subscriptions.forEach((subscription) => {
+		yield db.action(async() => {
+			const subCollection = db.collections.get('subscriptions');
+			if (!subscriptions.length) {
+				return;
+			}
+
+			const subsIds = subscriptions.map(sub => sub.rid);
+			const existingSubs = await subCollection.query(Q.where('id', Q.oneOf(subsIds))).fetch();
+			const subsToUpdate = existingSubs.filter(i1 => subscriptions.find(i2 => i1._id === i2._id));
+			const subsToCreate = subscriptions.filter(i1 => !existingSubs.find(i2 => i1._id === i2._id));
+			// TODO: subsToDelete?
+
+			const allRecords = [
+				...subsToCreate.map(subscription => subCollection.prepareCreate((s) => {
+					s._raw = sanitizedRaw({ id: subscription.rid }, subCollection.schema);
+					return Object.assign(s, subscription);
+				})),
+				...subsToUpdate.map((subscription) => {
+					const newSub = subscriptions.find(s => s._id === subscription._id);
+					return subscription.prepareUpdate(() => {
+						Object.assign(subscription, newSub);
+					});
+				})
+			];
+
 			try {
-					database.create('subscriptions', subscription, true);
+				await db.batch(...allRecords);
 			} catch (e) {
 				log(e);
 			}
+			return allRecords.length;
 		});
-		});
+
-		database.databases.serversDB.write(() => {
+		yield serversDB.action(async() => {
 			try {
-				database.databases.serversDB.create('servers', { id: server, roomsUpdatedAt: newRoomsUpdatedAt }, true);
+				await serverRecord.update((record) => {
+					record.roomsUpdatedAt = newRoomsUpdatedAt;
+				});
 			} catch (e) {
 				log(e);
 			}

app/sagas/selectServer.js

@@ -3,6 +3,7 @@ import {
 } from 'redux-saga/effects';
 import { Alert } from 'react-native';
 import RNUserDefaults from 'rn-user-defaults';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
 import Navigation from '../lib/Navigation';
 import { SERVER } from '../actions/actionsTypes';
@@ -12,7 +13,7 @@ import {
 } from '../actions/server';
 import { setUser } from '../actions/login';
 import RocketChat from '../lib/rocketchat';
-import database from '../lib/realm';
+import database from '../lib/database';
 import log from '../utils/log';
 import { extractHostname } from '../utils/server';
 import I18n from '../i18n';
@@ -29,8 +30,20 @@ const getServerInfo = function* getServerInfo({ server, raiseError = true }) {
 			return;
 		}
 
-		database.databases.serversDB.write(() => {
+		const serversDB = database.servers;
-			database.databases.serversDB.create('servers', { id: server, version: serverInfo.version }, true);
+		const serversCollection = serversDB.collections.get('servers');
+		yield serversDB.action(async() => {
+			try {
+				const serverRecord = await serversCollection.find(server);
+				await serverRecord.update((record) => {
+					record.version = serverInfo.version;
+				});
+			} catch (e) {
+				await serversCollection.create((record) => {
+					record._raw = sanitizedRaw({ id: server }, serversCollection.schema);
+					record.version = serverInfo.version;
+				});
+			}
 		});
 
 		return serverInfo;
@@ -41,11 +54,27 @@ const getServerInfo = function* getServerInfo({ server, raiseError = true }) {
 
 const handleSelectServer = function* handleSelectServer({ server, version, fetchVersion }) {
 	try {
-		const { serversDB } = database.databases;
+		const serversDB = database.servers;
-
 		yield RNUserDefaults.set('currentServer', server);
 		const userId = yield RNUserDefaults.get(`${ RocketChat.TOKEN_KEY }-${ server }`);
-		const user = userId && serversDB.objectForPrimaryKey('user', userId);
+		const userCollections = serversDB.collections.get('users');
+		let user = null;
+		if (userId) {
+			try {
+				user = yield userCollections.find(userId);
+				user = {
+					token: user.token,
+					username: user.username,
+					name: user.name,
+					language: user.language,
+					status: user.status,
+					roles: user.roles
+				};
+				user = { ...user, roles: JSON.parse(user.roles) };
+			} catch (e) {
+				// do nothing?
+			}
+		}
 
 		const servers = yield RNUserDefaults.objectForKey(SERVERS);
 		const userCredentials = servers && servers.find(srv => srv[SERVER_URL] === server);
@@ -62,9 +91,20 @@ const handleSelectServer = function* handleSelectServer({ server, version, fetch
 			yield put(actions.appStart('outside'));
 		}
 
-		const settings = database.objects('settings');
+		const db = database.active;
+		const serversCollection = db.collections.get('settings');
+		const settingsRecords = yield serversCollection.query().fetch();
+		const settings = Object.values(settingsRecords).map(item => ({
+			_id: item.id,
+			valueAsString: item.valueAsString,
+			valueAsBoolean: item.valueAsBoolean,
+			valueAsNumber: item.valueAsNumber,
+			_updatedAt: item._updatedAt
+		}));
 		yield put(actions.setAllSettings(RocketChat.parseSettings(settings.slice(0, settings.length))));
 
+		yield RocketChat.setCustomEmojis();
+
 		let serverInfo;
 		if (fetchVersion) {
 			serverInfo = yield getServerInfo({ server, raiseError: false });

app/utils/log.js

@@ -9,7 +9,7 @@ export const loggerConfig = bugsnag.config;
 export const { leaveBreadcrumb } = bugsnag;
 
 export default (e) => {
-	if (e instanceof Error) {
+	if (e instanceof Error && !__DEV__) {
 		bugsnag.notify(e);
 	} else {
 		console.log(e);

app/views/AutoTranslateView/index.js

@@ -17,7 +17,6 @@ import {
 	SWITCH_TRACK_COLOR, COLOR_BACKGROUND_CONTAINER, COLOR_WHITE, COLOR_SEPARATOR
 } from '../../constants/colors';
 import scrollPersistTaps from '../../utils/scrollPersistTaps';
-import database from '../../lib/realm';
 
 const styles = StyleSheet.create({
 	contentContainerStyle: {
@@ -49,11 +48,19 @@ export default class AutoTranslateView extends React.Component {
 	constructor(props) {
 		super(props);
 		this.rid = props.navigation.getParam('rid');
-		this.rooms = database.objects('subscriptions').filtered('rid = $0', this.rid);
+		const room = props.navigation.getParam('room');
+
+		if (room && room.observe) {
+			this.roomObservable = room.observe();
+			this.subscription = this.roomObservable
+				.subscribe((changes) => {
+					this.room = changes;
+				});
+		}
 		this.state = {
 			languages: [],
-			selectedLanguage: this.rooms[0].autoTranslateLanguage,
+			selectedLanguage: room.autoTranslateLanguage,
-			enableAutoTranslate: this.rooms[0].autoTranslate
+			enableAutoTranslate: room.autoTranslate
 		};
 	}
 
@@ -66,6 +73,12 @@ export default class AutoTranslateView extends React.Component {
 		}
 	}
 
+	componentWillUnmount() {
+		if (this.subscription && this.subscription.unsubscribe) {
+			this.subscription.unsubscribe();
+		}
+	}
+
 	toggleAutoTranslate = async() => {
 		const { enableAutoTranslate } = this.state;
 		try {
@@ -152,5 +165,3 @@ export default class AutoTranslateView extends React.Component {
 		);
 	}
 }
-
-console.disableYellowBox = true;

app/views/MessagesView/index.js

@@ -26,7 +26,8 @@ class MessagesView extends React.Component {
 	static propTypes = {
 		user: PropTypes.object,
 		baseUrl: PropTypes.string,
-		navigation: PropTypes.object
+		navigation: PropTypes.object,
+		customEmojis: PropTypes.object
 	}
 
 	constructor(props) {
@@ -80,7 +81,8 @@ class MessagesView extends React.Component {
 			isEdited: !!item.editedAt,
 			isHeader: true,
 			attachments: item.attachments || [],
-			onOpenFileModal: this.onOpenFileModal
+			onOpenFileModal: this.onOpenFileModal,
+			getCustomEmoji: this.getCustomEmoji
 		});
 
 		return ({
@@ -145,7 +147,7 @@ class MessagesView extends React.Component {
 					/>
 				),
 				actionTitle: I18n.t('Unstar'),
-				handleActionPress: message => RocketChat.toggleStarMessage(message)
+				handleActionPress: message => RocketChat.toggleStarMessage(message._id, message.starred)
 			},
 			// Pinned Messages Screen
 			Pinned: {
@@ -161,7 +163,7 @@ class MessagesView extends React.Component {
 					/>
 				),
 				actionTitle: I18n.t('Unpin'),
-				handleActionPress: message => RocketChat.togglePinMessage(message)
+				handleActionPress: message => RocketChat.togglePinMessage(message._id, message.pinned)
 			}
 		}[name]);
 	}
@@ -191,6 +193,15 @@ class MessagesView extends React.Component {
 		}
 	}
 
+	getCustomEmoji = (name) => {
+		const { customEmojis } = this.props;
+		const emoji = customEmojis[name];
+		if (emoji) {
+			return emoji;
+		}
+		return null;
+	}
+
 	onOpenFileModal = (attachment) => {
 		this.setState({ selectedAttachment: attachment, photoModalVisible: true });
 	}
@@ -285,7 +296,8 @@ const mapStateToProps = state => ({
 		id: state.login.user && state.login.user.id,
 		username: state.login.user && state.login.user.username,
 		token: state.login.user && state.login.user.token
-	}
+	},
+	customEmojis: state.customEmojis
 });
 
 export default connect(mapStateToProps)(MessagesView);

app/views/NewMessageView.js

@@ -6,13 +6,15 @@ import {
 import { connect } from 'react-redux';
 import { SafeAreaView } from 'react-navigation';
 import equal from 'deep-equal';
+import { orderBy } from 'lodash';
+import { Q } from '@nozbe/watermelondb';
 
-import database, { safeAddListener } from '../lib/realm';
+import database from '../lib/database';
 import RocketChat from '../lib/rocketchat';
 import UserItem from '../presentation/UserItem';
-import debounce from '../utils/debounce';
 import sharedStyles from './Styles';
 import I18n from '../i18n';
+import log from '../utils/log';
 import Touch from '../utils/touch';
 import { isIOS } from '../utils/deviceInfo';
 import SearchBox from '../containers/SearchBox';
@@ -67,24 +69,46 @@ class NewMessageView extends React.Component {
 
 	constructor(props) {
 		super(props);
-		this.data = database.objects('subscriptions').filtered('t = $0', 'd').sorted('roomUpdatedAt', true);
+		this.init();
 		this.state = {
-			search: []
+			search: [],
+			chats: []
 		};
-		safeAddListener(this.data, this.updateState);
 	}
 
 	shouldComponentUpdate(nextProps, nextState) {
-		const { search } = this.state;
+		const { search, chats } = this.state;
 		if (!equal(nextState.search, search)) {
 			return true;
 		}
+		if (!equal(nextState.chats, chats)) {
+			return true;
+		}
 		return false;
 	}
 
 	componentWillUnmount() {
-		this.updateState.stop();
+		if (this.querySubscription && this.querySubscription.unsubscribe) {
-		this.data.removeAllListeners();
+			this.querySubscription.unsubscribe();
+		}
+	}
+
+	// eslint-disable-next-line react/sort-comp
+	init = async() => {
+		try {
+			const db = database.active;
+			const observable = await db.collections
+				.get('subscriptions')
+				.query(Q.where('t', 'd'))
+				.observeWithColumns(['room_updated_at']);
+
+			this.querySubscription = observable.subscribe((data) => {
+				const chats = orderBy(data, ['roomUpdatedAt'], ['desc']);
+				this.setState({ chats });
+			});
+		} catch (e) {
+			log(e);
+		}
 	}
 
 	onSearchChangeText(text) {
@@ -102,11 +126,6 @@ class NewMessageView extends React.Component {
 		return navigation.pop();
 	}
 
-	// eslint-disable-next-line react/sort-comp
-	updateState = debounce(() => {
-		this.forceUpdate();
-	}, 1000);
-
 	search = async(text) => {
 		const result = await RocketChat.search({ text, filterRooms: false });
 		this.setState({
@@ -134,7 +153,7 @@ class NewMessageView extends React.Component {
 	renderSeparator = () => <View style={[sharedStyles.separator, styles.separator]} />;
 
 	renderItem = ({ item, index }) => {
-		const { search } = this.state;
+		const { search, chats } = this.state;
 		const { baseUrl, user } = this.props;
 
 		let style = {};
@@ -144,7 +163,7 @@ class NewMessageView extends React.Component {
 		if (search.length > 0 && index === search.length - 1) {
 			style = { ...style, ...sharedStyles.separatorBottom };
 		}
-		if (search.length === 0 && index === this.data.length - 1) {
+		if (search.length === 0 && index === chats.length - 1) {
 			style = { ...style, ...sharedStyles.separatorBottom };
 		}
 		return (
@@ -161,10 +180,10 @@ class NewMessageView extends React.Component {
 	}
 
 	renderList = () => {
-		const { search } = this.state;
+		const { search, chats } = this.state;
 		return (
 			<FlatList
-				data={search.length > 0 ? search : this.data}
+				data={search.length > 0 ? search : chats}
 				extraData={this.state}
 				keyExtractor={item => item._id}
 				ListHeaderComponent={this.renderHeader}

app/views/NotificationPreferencesView/index.js

@@ -14,7 +14,6 @@ import I18n from '../../i18n';
 import scrollPersistTaps from '../../utils/scrollPersistTaps';
 import styles from './styles';
 import sharedStyles from '../Styles';
-import database from '../../lib/realm';
 import RocketChat from '../../lib/rocketchat';
 import log from '../../utils/log';
 
@@ -112,13 +111,37 @@ export default class NotificationPreferencesView extends React.Component {
 
 	constructor(props) {
 		super(props);
+		this.mounted = false;
 		this.rid = props.navigation.getParam('rid');
-		this.rooms = database.objects('subscriptions').filtered('rid = $0', this.rid);
+		const room = props.navigation.getParam('room');
+
+		if (room && room.observe) {
+			this.roomObservable = room.observe();
+			this.subscription = this.roomObservable
+				.subscribe((changes) => {
+					if (this.mounted) {
+						this.setState({ room: changes });
+					} else {
+						this.state.room = changes;
+					}
+				});
+		}
+
 		this.state = {
-			room: JSON.parse(JSON.stringify(this.rooms[0] || {}))
+			room: room || {}
 		};
 	}
 
+	componentDidMount() {
+		this.mounted = true;
+	}
+
+	componentWillUnmount() {
+		if (this.subscription && this.subscription.unsubscribe) {
+			this.subscription.unsubscribe();
+		}
+	}
+
 	onValueChangeSwitch = async(key, value) => {
 		const { room: newRoom } = this.state;
 		newRoom[key] = value;

app/views/RoomActionsView/index.js

@@ -5,7 +5,6 @@ import {
 } from 'react-native';
 import { connect } from 'react-redux';
 import { SafeAreaView } from 'react-navigation';
-import equal from 'deep-equal';
 
 import { leaveRoom as leaveRoomAction } from '../../actions/room';
 import styles from './styles';
@@ -13,7 +12,6 @@ import sharedStyles from '../Styles';
 import Avatar from '../../containers/Avatar';
 import Status from '../../containers/Status';
 import Touch from '../../utils/touch';
-import database, { safeAddListener } from '../../lib/realm';
 import RocketChat from '../../lib/rocketchat';
 import log from '../../utils/log';
 import RoomTypeIcon from '../../containers/RoomTypeIcon';
@@ -43,22 +41,38 @@ class RoomActionsView extends React.Component {
 
 	constructor(props) {
 		super(props);
+		this.mounted = false;
+		const room = props.navigation.getParam('room');
+
+		if (room && room.observe) {
+			this.roomObservable = room.observe();
+			this.subscription = this.roomObservable
+				.subscribe((changes) => {
+					if (this.mounted) {
+						this.setState({ room: changes });
+					} else {
+						this.state.room = changes;
+					}
+				});
+		}
+
 		this.rid = props.navigation.getParam('rid');
 		this.t = props.navigation.getParam('t');
-		this.rooms = database.objects('subscriptions').filtered('rid = $0', this.rid);
 		this.state = {
-			room: this.rooms[0] || { rid: this.rid, t: this.t },
+			room: room || { rid: this.rid, t: this.t },
 			membersCount: 0,
 			member: {},
-			joined: this.rooms.length > 0,
+			joined: !!room,
 			canViewMembers: false,
-			canAutoTranslate: false
+			canAutoTranslate: false,
+			canAddUser: false
 		};
 	}
 
 	async componentDidMount() {
+		this.mounted = true;
 		const { room } = this.state;
-		if (!room._id) {
+		if (!room.id) {
 			try {
 				const result = await RocketChat.getChannelInfo(room.rid);
 				if (result.success) {
@@ -69,7 +83,7 @@ class RoomActionsView extends React.Component {
 			}
 		}
 
-		if (room && room.t !== 'd' && this.canViewMembers) {
+		if (room && room.t !== 'd' && this.canViewMembers()) {
 			try {
 				const counters = await RocketChat.getRoomCounters(room.rid, room.t);
 				if (counters.success) {
@@ -82,36 +96,16 @@ class RoomActionsView extends React.Component {
 			this.updateRoomMember();
 		}
 
-		const canAutoTranslate = RocketChat.canAutoTranslate();
+		const canAutoTranslate = await RocketChat.canAutoTranslate();
 		this.setState({ canAutoTranslate });
 
-		safeAddListener(this.rooms, this.updateRoom);
+		this.canAddUser();
-	}
-
-	shouldComponentUpdate(nextProps, nextState) {
-		const {
-			room, membersCount, member, joined, canViewMembers
-		} = this.state;
-		if (nextState.membersCount !== membersCount) {
-			return true;
-		}
-		if (nextState.joined !== joined) {
-			return true;
-		}
-		if (nextState.canViewMembers !== canViewMembers) {
-			return true;
-		}
-		if (!equal(nextState.room, room)) {
-			return true;
-		}
-		if (!equal(nextState.member, member)) {
-			return true;
-		}
-		return false;
 	}
 
 	componentWillUnmount() {
-		this.rooms.removeAllListeners();
+		if (this.subscription && this.subscription.unsubscribe) {
+			this.subscription.unsubscribe();
+		}
 	}
 
 	onPressTouchable = (item) => {
@@ -125,32 +119,37 @@ class RoomActionsView extends React.Component {
 	}
 
 	// TODO: move to componentDidMount
-	get canAddUser() {
+	// eslint-disable-next-line react/sort-comp
+	canAddUser = async() => {
 		const { room, joined } = this.state;
 		const { rid, t } = room;
+		let canAdd = false;
 
 		const userInRoom = joined;
-		const permissions = RocketChat.hasPermission(['add-user-to-joined-room', 'add-user-to-any-c-room', 'add-user-to-any-p-room'], rid);
+		const permissions = await RocketChat.hasPermission(['add-user-to-joined-room', 'add-user-to-any-c-room', 'add-user-to-any-p-room'], rid);
 
+		if (permissions) {
 			if (userInRoom && permissions['add-user-to-joined-room']) {
-			return true;
+				canAdd = true;
 			}
 			if (t === 'c' && permissions['add-user-to-any-c-room']) {
-			return true;
+				canAdd = true;
 			}
 			if (t === 'p' && permissions['add-user-to-any-p-room']) {
-			return true;
+				canAdd = true;
 			}
-		return false;
+		}
+		this.setState({ canAddUser: canAdd });
 	}
 
 	// TODO: move to componentDidMount
-	get canViewMembers() {
+	// eslint-disable-next-line react/sort-comp
+	canViewMembers = async() => {
 		const { room } = this.state;
 		const { rid, t, broadcast } = room;
 		if (broadcast) {
 			const viewBroadcastMemberListPermission = 'view-broadcast-member-list';
-			const permissions = RocketChat.hasPermission([viewBroadcastMemberListPermission], rid);
+			const permissions = await RocketChat.hasPermission([viewBroadcastMemberListPermission], rid);
 			if (!permissions[viewBroadcastMemberListPermission]) {
 				return false;
 			}
@@ -165,7 +164,7 @@ class RoomActionsView extends React.Component {
 
 	get sections() {
 		const {
-			room, membersCount, canViewMembers, joined, canAutoTranslate
+			room, membersCount, canViewMembers, canAddUser, joined, canAutoTranslate
 		} = this.state;
 		const {
 			rid, t, blocker
@@ -175,7 +174,7 @@ class RoomActionsView extends React.Component {
 			icon: 'bell',
 			name: I18n.t('Notifications'),
 			route: 'NotificationPrefView',
-			params: { rid },
+			params: { rid, room },
 			testID: 'room-actions-notifications'
 		};
 
@@ -185,7 +184,7 @@ class RoomActionsView extends React.Component {
 				name: I18n.t('Room_Info'),
 				route: 'RoomInfoView',
 				// forward room only if room isn't joined
-				params: { rid, t },
+				params: { rid, t, room },
 				testID: 'room-actions-info'
 			}],
 			renderItem: this.renderRoomInfo
@@ -257,7 +256,7 @@ class RoomActionsView extends React.Component {
 				icon: 'language',
 				name: I18n.t('Auto_Translate'),
 				route: 'AutoTranslateView',
-				params: { rid },
+				params: { rid, room },
 				testID: 'room-actions-auto-translate'
 			});
 		}
@@ -285,12 +284,12 @@ class RoomActionsView extends React.Component {
 					name: I18n.t('Members'),
 					description: membersCount > 0 ? `${ membersCount } ${ I18n.t('members') }` : null,
 					route: 'RoomMembersView',
-					params: { rid },
+					params: { rid, room },
 					testID: 'room-actions-members'
 				});
 			}
 
-			if (this.canAddUser) {
+			if (canAddUser) {
 				actions.push({
 					icon: 'user-plus',
 					name: I18n.t('Add_user'),
@@ -324,12 +323,6 @@ class RoomActionsView extends React.Component {
 		return sections;
 	}
 
-	updateRoom = () => {
-		if (this.rooms.length > 0) {
-			this.setState({ room: JSON.parse(JSON.stringify(this.rooms[0])) });
-		}
-	}
-
 	updateRoomMember = async() => {
 		const { room } = this.state;
 		const { rid } = room;

app/views/RoomInfoEditView/index.js

@@ -7,6 +7,7 @@ import { connect } from 'react-redux';
 import { SafeAreaView } from 'react-navigation';
 import equal from 'deep-equal';
 
+import database from '../../lib/database';
 import { eraseRoom as eraseRoomAction } from '../../actions/room';
 import KeyboardView from '../../presentation/KeyboardView';
 import sharedStyles from '../Styles';
@@ -15,7 +16,6 @@ import scrollPersistTaps from '../../utils/scrollPersistTaps';
 import { showErrorAlert } from '../../utils/info';
 import { LISTENER } from '../../containers/Toast';
 import EventEmitter from '../../utils/events';
-import database, { safeAddListener } from '../../lib/realm';
 import RocketChat from '../../lib/rocketchat';
 import RCTextInput from '../../containers/TextInput';
 import Loading from '../../containers/Loading';
@@ -52,11 +52,9 @@ class RoomInfoEditView extends React.Component {
 
 	constructor(props) {
 		super(props);
-		const rid = props.navigation.getParam('rid');
-		this.rooms = database.objects('subscriptions').filtered('rid = $0', rid);
-		this.permissions = {};
 		this.state = {
-			room: JSON.parse(JSON.stringify(this.rooms[0] || {})),
+			room: {},
+			permissions: {},
 			name: '',
 			description: '',
 			topic: '',
@@ -66,27 +64,16 @@ class RoomInfoEditView extends React.Component {
 			saving: false,
 			t: false,
 			ro: false,
-			reactWhenReadOnly: false
+			reactWhenReadOnly: false,
+			archived: false
 		};
-	}
+		this.loadRoom();
-
-
-	componentDidMount() {
-		this.updateRoom();
-		this.init();
-		safeAddListener(this.rooms, this.updateRoom);
-		const { room } = this.state;
-		this.permissions = RocketChat.hasPermission(PERMISSIONS_ARRAY, room.rid);
 	}
 
 	shouldComponentUpdate(nextProps, nextState) {
-		const { room } = this.state;
 		if (!equal(nextState, this.state)) {
 			return true;
 		}
-		if (!equal(nextState.room, room)) {
-			return true;
-		}
 		if (!equal(nextProps, this.props)) {
 			return true;
 		}
@@ -94,21 +81,43 @@ class RoomInfoEditView extends React.Component {
 	}
 
 	componentWillUnmount() {
-		this.rooms.removeAllListeners();
+		if (this.querySubscription && this.querySubscription.unsubscribe) {
+			this.querySubscription.unsubscribe();
+		}
 	}
 
-	updateRoom = () => {
+	// eslint-disable-next-line react/sort-comp
-		this.setState({ room: JSON.parse(JSON.stringify(this.rooms[0] || {})) });
+	loadRoom = async() => {
+		const { navigation } = this.props;
+		const rid = navigation.getParam('rid', null);
+		if (!rid) {
+			return;
+		}
+		try {
+			const db = database.active;
+			const sub = await db.collections.get('subscriptions').find(rid);
+			const observable = sub.observe();
+
+			this.querySubscription = observable.subscribe((data) => {
+				this.room = data;
+				this.init(this.room);
+			});
+
+			const permissions = await RocketChat.hasPermission(PERMISSIONS_ARRAY, rid);
+			this.setState({ permissions });
+		} catch (e) {
+			log(e);
+		}
 	}
 
-	init = () => {
+	init = (room) => {
-		const { room } = this.state;
 		const {
 			name, description, topic, announcement, t, ro, reactWhenReadOnly, joinCodeRequired
 		} = room;
 		// fake password just to user knows about it
 		this.randomValue = random(15);
 		this.setState({
+			room,
 			name,
 			description,
 			topic,
@@ -116,7 +125,8 @@ class RoomInfoEditView extends React.Component {
 			t: t === 'p',
 			ro,
 			reactWhenReadOnly,
-			joinCode: joinCodeRequired ? this.randomValue : ''
+			joinCode: joinCodeRequired ? this.randomValue : '',
+			archived: room.archived
 		});
 	}
 
@@ -128,7 +138,7 @@ class RoomInfoEditView extends React.Component {
 
 	reset = () => {
 		this.clearErrors();
-		this.init();
+		this.init(this.room);
 	}
 
 	formIsChanged = () => {
@@ -271,19 +281,20 @@ class RoomInfoEditView extends React.Component {
 	}
 
 	hasDeletePermission = () => {
-		const { room } = this.state;
+		const { room, permissions } = this.state;
 		return (
-			room.t === 'p' ? this.permissions[PERMISSION_DELETE_P] : this.permissions[PERMISSION_DELETE_C]
+			room.t === 'p' ? permissions[PERMISSION_DELETE_P] : permissions[PERMISSION_DELETE_C]
 		);
 	}
 
-	hasArchivePermission = () => (
+	hasArchivePermission = () => {
-		this.permissions[PERMISSION_ARCHIVE] || this.permissions[PERMISSION_UNARCHIVE]
+		const { permissions } = this.state;
-	);
+		return (permissions[PERMISSION_ARCHIVE] || permissions[PERMISSION_UNARCHIVE]);
+	};
 
 	render() {
 		const {
-			name, nameError, description, topic, announcement, t, ro, reactWhenReadOnly, room, joinCode, saving
+			name, nameError, description, topic, announcement, t, ro, reactWhenReadOnly, room, joinCode, saving, permissions, archived
 		} = this.state;
 		return (
 			<KeyboardView
@@ -355,7 +366,7 @@ class RoomInfoEditView extends React.Component {
 							rightLabelPrimary={I18n.t('Read_Only')}
 							rightLabelSecondary={I18n.t('Only_authorized_users_can_write_new_messages')}
 							onValueChange={value => this.setState({ ro: value })}
-							disabled={!this.permissions[PERMISSION_SET_READONLY] || room.broadcast}
+							disabled={!permissions[PERMISSION_SET_READONLY] || room.broadcast}
 							testID='room-info-edit-view-ro'
 						/>
 						{ro && !room.broadcast
@@ -367,7 +378,7 @@ class RoomInfoEditView extends React.Component {
 									rightLabelPrimary={I18n.t('Allow_Reactions')}
 									rightLabelSecondary={I18n.t('Reactions_are_enabled')}
 									onValueChange={value => this.setState({ reactWhenReadOnly: value })}
-									disabled={!this.permissions[PERMISSION_SET_REACT_WHEN_READONLY]}
+									disabled={!permissions[PERMISSION_SET_REACT_WHEN_READONLY]}
 									testID='room-info-edit-view-react-when-ro'
 								/>
 							)
@@ -408,7 +419,7 @@ class RoomInfoEditView extends React.Component {
 								testID='room-info-edit-view-archive'
 							>
 								<Text style={[sharedStyles.button_inverted, styles.colorDanger]} accessibilityTraits='button'>
-									{ room.archived ? I18n.t('UNARCHIVE') : I18n.t('ARCHIVE') }
+									{ archived ? I18n.t('UNARCHIVE') : I18n.t('ARCHIVE') }
 								</Text>
 							</TouchableOpacity>
 						</View>

app/views/RoomInfoView/index.js

@@ -9,7 +9,7 @@ import Status from '../../containers/Status';
 import Avatar from '../../containers/Avatar';
 import styles from './styles';
 import sharedStyles from '../Styles';
-import database, { safeAddListener } from '../../lib/realm';
+import database from '../../lib/database';
 import RocketChat from '../../lib/rocketchat';
 import RoomTypeIcon from '../../containers/RoomTypeIcon';
 import I18n from '../../i18n';
@@ -58,15 +58,13 @@ class RoomInfoView extends React.Component {
 
 	constructor(props) {
 		super(props);
+		const room = props.navigation.getParam('room');
 		this.rid = props.navigation.getParam('rid');
 		this.t = props.navigation.getParam('t');
-		this.roles = database.objects('roles');
-		this.sub = {
-			unsubscribe: () => {}
-		};
 		this.state = {
-			room: {},
+			room: room || {},
-			roomUser: {}
+			roomUser: {},
+			parsedRoles: []
 		};
 	}
 
@@ -77,19 +75,29 @@ class RoomInfoView extends React.Component {
 			try {
 				const result = await RocketChat.getUserInfo(roomUserId);
 				if (result.success) {
-					this.setState({ roomUser: result.user });
+					const { roles } = result.user;
+					let parsedRoles = [];
+					if (roles && roles.length) {
+						parsedRoles = await Promise.all(roles.map(async(role) => {
+							const description = await this.getRoleDescription(role);
+							return description;
+						}));
+					}
+					this.setState({ roomUser: result.user, parsedRoles });
 				}
 			} catch (e) {
 				log(e);
 			}
 			return;
 		}
-		this.rooms = database.objects('subscriptions').filtered('rid = $0', this.rid);
+		const { navigation } = this.props;
-		safeAddListener(this.rooms, this.updateRoom);
+		let room = navigation.getParam('room');
-		let room = {};
+		if (room && room.observe) {
-		if (this.rooms.length > 0) {
+			this.roomObservable = room.observe();
-			this.setState({ room: this.rooms[0] });
+			this.subscription = this.roomObservable
-			[room] = this.rooms;
+				.subscribe((changes) => {
+					this.setState({ room: changes });
+				});
 		} else {
 			try {
 				const result = await RocketChat.getRoomInfo(this.rid);
@@ -102,29 +110,34 @@ class RoomInfoView extends React.Component {
 				log(e);
 			}
 		}
-		const permissions = RocketChat.hasPermission([PERMISSION_EDIT_ROOM], room.rid);
+		const permissions = await RocketChat.hasPermission([PERMISSION_EDIT_ROOM], room.rid);
 		if (permissions[PERMISSION_EDIT_ROOM] && !room.prid) {
-			const { navigation } = this.props;
 			navigation.setParams({ showEdit: true });
 		}
 	}
 
-	getRoleDescription = (id) => {
+	componentWillUnmount() {
-		const role = database.objectForPrimaryKey('roles', id);
+		if (this.subscription && this.subscription.unsubscribe) {
+			this.subscription.unsubscribe();
+		}
+	}
+
+	getRoleDescription = async(id) => {
+		const db = database.active;
+		try {
+			const rolesCollection = db.collections.get('roles');
+			const role = await rolesCollection.find(id);
 			if (role) {
 				return role.description;
 			}
 			return null;
+		} catch (e) {
+			return null;
+		}
 	}
 
 	isDirect = () => this.t === 'd'
 
-	updateRoom = () => {
-		if (this.rooms.length > 0) {
-			this.setState({ room: JSON.parse(JSON.stringify(this.rooms[0])) });
-		}
-	}
-
 	renderItem = (key, room) => (
 		<View style={styles.item}>
 			<Text style={styles.itemLabel}>{I18n.t(camelize(key))}</Text>
@@ -136,12 +149,11 @@ class RoomInfoView extends React.Component {
 		</View>
 	);
 
-	renderRole = (role) => {
+	renderRole = (description) => {
-		const description = this.getRoleDescription(role);
 		if (description) {
 			return (
-				<View style={styles.roleBadge} key={role}>
+				<View style={styles.roleBadge} key={description}>
-					<Text style={styles.role}>{ this.getRoleDescription(role) }</Text>
+					<Text style={styles.role}>{ description }</Text>
 				</View>
 			);
 		}
@@ -149,13 +161,13 @@ class RoomInfoView extends React.Component {
 	}
 
 	renderRoles = () => {
-		const { roomUser } = this.state;
+		const { parsedRoles } = this.state;
-		if (roomUser && roomUser.roles && roomUser.roles.length) {
+		if (parsedRoles && parsedRoles.length) {
 			return (
 				<View style={styles.item}>
 					<Text style={styles.itemLabel}>{I18n.t('Roles')}</Text>
 					<View style={styles.rolesContainer}>
-						{roomUser.roles.map(role => this.renderRole(role))}
+						{parsedRoles.map(role => this.renderRole(role))}
 					</View>
 				</View>
 			);

app/views/RoomMembersView/index.js

@@ -4,14 +4,14 @@ import { FlatList, View, ActivityIndicator } from 'react-native';
 import ActionSheet from 'react-native-action-sheet';
 import { connect } from 'react-redux';
 import { SafeAreaView } from 'react-navigation';
-import equal from 'deep-equal';
 import * as Haptics from 'expo-haptics';
+import { Q } from '@nozbe/watermelondb';
 
 import styles from './styles';
 import UserItem from '../../presentation/UserItem';
 import scrollPersistTaps from '../../utils/scrollPersistTaps';
 import RocketChat from '../../lib/rocketchat';
-import database, { safeAddListener } from '../../lib/realm';
+import database from '../../lib/database';
 import { LISTENER } from '../../containers/Toast';
 import EventEmitter from '../../utils/events';
 import log from '../../utils/log';
@@ -52,13 +52,25 @@ class RoomMembersView extends React.Component {
 
 	constructor(props) {
 		super(props);
-
+		this.mounted = false;
 		this.CANCEL_INDEX = 0;
 		this.MUTE_INDEX = 1;
 		this.actionSheetOptions = [''];
 		const { rid } = props.navigation.state.params;
-		this.rooms = database.objects('subscriptions').filtered('rid = $0', rid);
+
-		this.permissions = RocketChat.hasPermission(['mute-user'], rid);
+		const room = props.navigation.getParam('room');
+		if (room && room.observe) {
+			this.roomObservable = room.observe();
+			this.subscription = this.roomObservable
+				.subscribe((changes) => {
+					if (this.mounted) {
+						this.setState({ room: changes });
+					} else {
+						this.state.room = changes;
+					}
+				});
+		}
+
 		this.state = {
 			isLoading: false,
 			allUsers: false,
@@ -67,53 +79,25 @@ class RoomMembersView extends React.Component {
 			members: [],
 			membersFiltered: [],
 			userLongPressed: {},
-			room: this.rooms[0] || {},
+			room: room || {},
-			options: [],
 			end: false
 		};
 	}
 
-	componentDidMount() {
+	async componentDidMount() {
+		this.mounted = true;
 		this.fetchMembers();
-		safeAddListener(this.rooms, this.updateRoom);
 
 		const { navigation } = this.props;
+		const { rid } = navigation.state.params;
 		navigation.setParams({ toggleStatus: this.toggleStatus });
-	}
+		this.permissions = await RocketChat.hasPermission(['mute-user'], rid);
-
-	shouldComponentUpdate(nextProps, nextState) {
-		const {
-			allUsers, filtering, members, membersFiltered, userLongPressed, room, options, isLoading
-		} = this.state;
-		if (nextState.allUsers !== allUsers) {
-			return true;
-		}
-		if (nextState.filtering !== filtering) {
-			return true;
-		}
-		if (!equal(nextState.members, members)) {
-			return true;
-		}
-		if (!equal(nextState.options, options)) {
-			return true;
-		}
-		if (!equal(nextState.membersFiltered, membersFiltered)) {
-			return true;
-		}
-		if (!equal(nextState.userLongPressed, userLongPressed)) {
-			return true;
-		}
-		if (!equal(nextState.room.muted, room.muted)) {
-			return true;
-		}
-		if (isLoading !== nextState.isLoading) {
-			return true;
-		}
-		return false;
 	}
 
 	componentWillUnmount() {
-		this.rooms.removeAllListeners();
+		if (this.subscription && this.subscription.unsubscribe) {
+			this.subscription.unsubscribe();
+		}
 	}
 
 	onSearchChangeText = protectedFunction((text) => {
@@ -128,9 +112,12 @@ class RoomMembersView extends React.Component {
 
 	onPressUser = async(item) => {
 		try {
-			const subscriptions = database.objects('subscriptions').filtered('name = $0', item.username);
+			const db = database.active;
-			if (subscriptions.length) {
+			const subsCollection = db.collections.get('subscriptions');
-				this.goRoom({ rid: subscriptions[0].rid, name: item.username });
+			const query = await subsCollection.query(Q.where('name', item.username)).fetch();
+			if (query) {
+				const [room] = query;
+				this.goRoom({ rid: room.rid, name: item.username, room });
 			} else {
 				const result = await RocketChat.createDirectMessage(item.username);
 				if (result.success) {
@@ -150,7 +137,7 @@ class RoomMembersView extends React.Component {
 		const { muted } = room;
 
 		this.actionSheetOptions = [I18n.t('Cancel')];
-		const userIsMuted = !!muted.find(m => m === user.username);
+		const userIsMuted = !!(muted || []).find(m => m === user.username);
 		user.muted = userIsMuted;
 		if (userIsMuted) {
 			this.actionSheetOptions.push(I18n.t('Unmute'));
@@ -209,17 +196,12 @@ class RoomMembersView extends React.Component {
 		}
 	}
 
-	updateRoom = () => {
+	goRoom = async({ rid, name, room }) => {
-		if (this.rooms.length > 0) {
-			const [room] = this.rooms;
-			this.setState({ room });
-		}
-	}
-
-	goRoom = async({ rid, name }) => {
 		const { navigation } = this.props;
 		await navigation.popToTop();
-		navigation.navigate('RoomView', { rid, name, t: 'd' });
+		navigation.navigate('RoomView', {
+			rid, name, t: 'd', room
+		});
 	}
 
 	handleMute = async() => {

app/views/RoomView/EmptyRoom.js

@@ -10,14 +10,15 @@ const styles = StyleSheet.create({
 	}
 });
 
-const EmptyRoom = React.memo(({ length }) => {
+const EmptyRoom = React.memo(({ length, mounted }) => {
-	if (length === 0) {
+	if (length === 0 && mounted) {
 		return <ImageBackground source={{ uri: 'message_empty' }} style={styles.image} />;
 	}
 	return null;
 });
 
 EmptyRoom.propTypes = {
-	length: PropTypes.number.isRequired
+	length: PropTypes.number.isRequired,
+	mounted: PropTypes.bool
 };
 export default EmptyRoom;

app/views/RoomView/Header/Header.js

@@ -47,19 +47,18 @@ const styles = StyleSheet.create({
 });
 
 const Typing = React.memo(({ usersTyping }) => {
-	const users = usersTyping.map(item => item.username);
 	let usersText;
-	if (!users.length) {
+	if (!usersTyping.length) {
 		return null;
-	} else if (users.length === 2) {
+	} else if (usersTyping.length === 2) {
-		usersText = users.join(` ${ I18n.t('and') } `);
+		usersText = usersTyping.join(` ${ I18n.t('and') } `);
 	} else {
-		usersText = users.join(', ');
+		usersText = usersTyping.join(', ');
 	}
 	return (
 		<Text style={styles.typing} numberOfLines={1}>
 			<Text style={styles.typingUsers}>{usersText} </Text>
-			{ users.length > 1 ? I18n.t('are_typing') : I18n.t('is_typing') }...
+			{ usersTyping.length > 1 ? I18n.t('are_typing') : I18n.t('is_typing') }...
 		</Text>
 	);
 });

app/views/RoomView/Header/RightButtons.js

@@ -4,7 +4,7 @@ import PropTypes from 'prop-types';
 import { connect } from 'react-redux';
 
 import { CustomHeaderButtons, Item } from '../../../containers/HeaderButton';
-import database, { safeAddListener } from '../../../lib/realm';
+import database from '../../../lib/database';
 
 const styles = StyleSheet.create({
 	more: {
@@ -27,29 +27,33 @@ class RightButtonsContainer extends React.PureComponent {
 		t: PropTypes.string,
 		tmid: PropTypes.string,
 		navigation: PropTypes.object,
-		toggleFollowThread: PropTypes.func
+		toggleFollowThread: PropTypes.func,
+		room: PropTypes.object
 	};
 
 	constructor(props) {
 		super(props);
-		if (props.tmid) {
-			// FIXME: it may be empty if the thread header isn't fetched yet
-			this.thread = database.objectForPrimaryKey('messages', props.tmid);
-		}
 		this.state = {
 			isFollowingThread: true
 		};
 	}
 
-	componentDidMount() {
+	async componentDidMount() {
-		if (this.thread) {
+		const { tmid, userId } = this.props;
-			safeAddListener(this.thread, this.updateThread);
+		if (tmid) {
+			const db = database.active;
+			const threadObservable = await db.collections.get('messages').findAndObserve(tmid);
+			this.threadSubscription = threadObservable.subscribe((thread) => {
+				this.setState({
+					isFollowingThread: thread.replies && !!thread.replies.find(t => t === userId)
+				});
+			});
 		}
 	}
 
 	componentWillUnmount() {
-		if (this.thread && this.thread.removeAllListeners) {
+		if (this.threadSubscription && this.threadSubscription.unsubscribe) {
-			this.thread.removeAllListeners();
+			this.threadSubscription.unsubscribe();
 		}
 	}
 
@@ -66,8 +70,10 @@ class RightButtonsContainer extends React.PureComponent {
 	}
 
 	goRoomActionsView = () => {
-		const { rid, t, navigation } = this.props;
+		const {
-		navigation.navigate('RoomActionsView', { rid, t });
+			rid, t, navigation, room
+		} = this.props;
+		navigation.navigate('RoomActionsView', { rid, t, room });
 	}
 
 	toggleFollowThread = () => {

app/views/RoomView/Header/index.js

@@ -4,7 +4,6 @@ import { connect } from 'react-redux';
 import { responsive } from 'react-native-responsive-ui';
 import equal from 'deep-equal';
 
-import database, { safeAddListener } from '../../../lib/realm';
 import Header from './Header';
 import RightButtons from './RightButtons';
 
@@ -14,32 +13,15 @@ class RoomHeaderView extends Component {
 		type: PropTypes.string,
 		prid: PropTypes.string,
 		tmid: PropTypes.string,
-		rid: PropTypes.string,
+		usersTyping: PropTypes.string,
 		window: PropTypes.object,
 		status: PropTypes.string,
 		connecting: PropTypes.bool,
-		widthOffset: PropTypes.number,
+		widthOffset: PropTypes.number
-		isLoggedUser: PropTypes.bool,
-		userId: PropTypes.string
 	};
 
-	constructor(props) {
+	shouldComponentUpdate(nextProps) {
-		super(props);
+		const { usersTyping } = this.props;
-		this.usersTyping = database.memoryDatabase.objects('usersTyping').filtered('rid = $0', props.rid);
-		this.user = [];
-		if (props.type === 'd' && !props.isLoggedUser) {
-			this.user = database.memoryDatabase.objects('activeUsers').filtered('id == $0', props.userId);
-			safeAddListener(this.user, this.updateUser);
-		}
-		this.state = {
-			usersTyping: this.usersTyping.slice() || [],
-			user: this.user[0] || {}
-		};
-		this.usersTyping.addListener(this.updateState);
-	}
-
-	shouldComponentUpdate(nextProps, nextState) {
-		const { usersTyping, user } = this.state;
 		const {
 			type, title, status, window, connecting
 		} = this.props;
@@ -61,46 +43,16 @@ class RoomHeaderView extends Component {
 		if (nextProps.window.height !== window.height) {
 			return true;
 		}
-		if (!equal(nextState.usersTyping, usersTyping)) {
+		if (!equal(nextProps.usersTyping, usersTyping)) {
-			return true;
-		}
-		if (!equal(nextState.user, user)) {
 			return true;
 		}
 		return false;
 	}
 
-	componentWillUnmount() {
-		this.usersTyping.removeAllListeners();
-		if (this.user && this.user.removeAllListeners) {
-			this.user.removeAllListeners();
-		}
-	}
-
-	updateState = () => {
-		this.setState({ usersTyping: this.usersTyping.slice() });
-	}
-
-	updateUser = () => {
-		if (this.user.length) {
-			this.setState({ user: this.user[0] });
-		}
-	}
-
 	render() {
-		const { usersTyping, user } = this.state;
 		const {
-			window, title, type, prid, tmid, widthOffset, isLoggedUser, status: userStatus, connecting
+			window, title, type, prid, tmid, widthOffset, status = 'offline', connecting, usersTyping
 		} = this.props;
-		let status = 'offline';
-
-		if (type === 'd') {
-			if (isLoggedUser) {
-				status = userStatus;
-			} else {
-				status = user.status || 'offline';
-			}
-		}
 
 		return (
 			<Header
@@ -121,24 +73,18 @@ class RoomHeaderView extends Component {
 
 const mapStateToProps = (state, ownProps) => {
 	let status;
-	let userId;
-	let isLoggedUser = false;
 	const { rid, type } = ownProps;
 	if (type === 'd') {
 		if (state.login.user && state.login.user.id) {
 			const { id: loggedUserId } = state.login.user;
-			userId = rid.replace(loggedUserId, '').trim();
+			const userId = rid.replace(loggedUserId, '').trim();
-			isLoggedUser = userId === loggedUserId;
+			status = state.activeUsers[userId];
-			if (isLoggedUser) {
-				status = state.login.user.status; // eslint-disable-line
-			}
 		}
 	}
 
 	return {
 		connecting: state.meteor.connecting,
-		userId,
+		usersTyping: state.usersTyping,
-		isLoggedUser,
 		status
 	};
 };

app/views/RoomView/List.js

@@ -1,88 +1,134 @@
 import React from 'react';
-import { ActivityIndicator, FlatList, InteractionManager } from 'react-native';
+import {
+	ActivityIndicator, FlatList, InteractionManager, LayoutAnimation
+} from 'react-native';
 import PropTypes from 'prop-types';
 import debounce from 'lodash/debounce';
+import orderBy from 'lodash/orderBy';
+import { Q } from '@nozbe/watermelondb';
+import isEqual from 'lodash/isEqual';
 
 import styles from './styles';
-import database, { safeAddListener } from '../../lib/realm';
+import database from '../../lib/database';
 import scrollPersistTaps from '../../utils/scrollPersistTaps';
 import RocketChat from '../../lib/rocketchat';
 import log from '../../utils/log';
 import EmptyRoom from './EmptyRoom';
+import { isIOS } from '../../utils/deviceInfo';
 
-export class List extends React.PureComponent {
+export class List extends React.Component {
 	static propTypes = {
 		onEndReached: PropTypes.func,
 		renderFooter: PropTypes.func,
 		renderRow: PropTypes.func,
 		rid: PropTypes.string,
 		t: PropTypes.string,
-		tmid: PropTypes.string
+		tmid: PropTypes.string,
+		animated: PropTypes.bool
 	};
 
 	constructor(props) {
 		super(props);
 		console.time(`${ this.constructor.name } init`);
 		console.time(`${ this.constructor.name } mount`);
-		if (props.tmid) {
-			this.data = database
-				.objects('threadMessages')
-				.filtered('rid = $0', props.tmid)
-				.sorted('ts', true);
-			this.threads = database.objects('threads').filtered('_id = $0', props.tmid);
-		} else {
-			this.data = database
-				.objects('messages')
-				.filtered('rid = $0', props.rid)
-				.sorted('ts', true);
-			this.threads = database.objects('threads').filtered('rid = $0', props.rid);
-		}
 
+		this.mounted = false;
 		this.state = {
 			loading: true,
 			end: false,
-			messages: this.data.slice(),
+			messages: []
-			threads: this.threads.slice()
 		};
-
+		this.init();
-		safeAddListener(this.data, this.updateState);
 		console.timeEnd(`${ this.constructor.name } init`);
 	}
 
 	componentDidMount() {
+		this.mounted = true;
 		console.timeEnd(`${ this.constructor.name } mount`);
 	}
 
-	componentWillUnmount() {
+	// eslint-disable-next-line react/sort-comp
-		this.data.removeAllListeners();
+	async init() {
-		this.threads.removeAllListeners();
+		const { rid, tmid } = this.props;
-		if (this.updateState && this.updateState.stop) {
+		const db = database.active;
-			this.updateState.stop();
+
+		if (tmid) {
+			try {
+				this.thread = await db.collections
+					.get('threads')
+					.find(tmid);
+			} catch (e) {
+				console.log(e);
 			}
-		if (this.interactionManagerState && this.interactionManagerState.cancel) {
+			this.messagesObservable = db.collections
-			this.interactionManagerState.cancel();
+				.get('thread_messages')
+				.query(
+					Q.where('rid', tmid)
+				)
+				.observeWithColumns(['_updated_at']);
+		} else {
+			this.messagesObservable = db.collections
+				.get('messages')
+				.query(
+					Q.where('rid', rid)
+				)
+				.observeWithColumns(['_updated_at']);
+		}
+
+		this.messagesSubscription = this.messagesObservable
+			.subscribe((data) => {
+				this.interaction = InteractionManager.runAfterInteractions(() => {
+					if (tmid) {
+						data = [this.thread, ...data];
+					}
+					const messages = orderBy(data, ['ts'], ['desc']);
+					if (this.mounted) {
+						LayoutAnimation.easeInEaseOut();
+						this.setState({ messages });
+					} else {
+						this.state.messages = messages;
+					}
+				});
+			});
+	}
+
+	// this.state.loading works for this.onEndReached and RoomView.init
+	static getDerivedStateFromProps(props, state) {
+		if (props.loading !== state.loading) {
+			return {
+				loading: props.loading
+			};
+		}
+		return null;
+	}
+
+	shouldComponentUpdate(nextProps, nextState) {
+		const { messages, loading, end } = this.state;
+		if (loading !== nextState.loading) {
+			return true;
+		}
+		if (end !== nextState.end) {
+			return true;
+		}
+		if (!isEqual(messages, nextState.messages)) {
+			return true;
+		}
+		return false;
+	}
+
+	componentWillUnmount() {
+		if (this.messagesSubscription && this.messagesSubscription.unsubscribe) {
+			this.messagesSubscription.unsubscribe();
+		}
+		if (this.interaction && this.interaction.cancel) {
+			this.interaction.cancel();
+		}
+		if (this.onEndReached && this.onEndReached.stop) {
+			this.onEndReached.stop();
 		}
 		console.countReset(`${ this.constructor.name }.render calls`);
 	}
 
-	// eslint-disable-next-line react/sort-comp
-	updateState = debounce(() => {
-		this.interactionManagerState = InteractionManager.runAfterInteractions(() => {
-			const { tmid } = this.props;
-			let messages = this.data;
-			if (tmid && this.threads[0]) {
-				const thread = { ...this.threads[0] };
-				thread.tlm = null;
-				messages = [...messages, thread];
-			}
-			this.setState({
-				messages: messages.slice(),
-				threads: this.threads.slice(),
-				loading: false
-			});
-		});
-	}, 300, { leading: true });
-
 	onEndReached = debounce(async() => {
 		const {
 			loading, end, messages
@@ -97,7 +143,7 @@ export class List extends React.PureComponent {
 			let result;
 			if (tmid) {
 				// `offset` is `messages.length - 1` because we append thread start to `messages` obj
-				result = await RocketChat.loadThreadMessages({ tmid, offset: messages.length - 1 });
+				result = await RocketChat.loadThreadMessages({ tmid, rid, offset: messages.length - 1 });
 			} else {
 				result = await RocketChat.loadMessagesForRoom({ rid, t, latest: messages[messages.length - 1].ts });
 			}
@@ -118,15 +164,8 @@ export class List extends React.PureComponent {
 	}
 
 	renderItem = ({ item, index }) => {
-		const { messages, threads } = this.state;
+		const { messages } = this.state;
 		const { renderRow } = this.props;
-		if (item.tmid) {
-			const thread = threads.find(t => t._id === item.tmid);
-			if (thread) {
-				const tmsg = thread.msg || (thread.attachments && thread.attachments.length && thread.attachments[0].title);
-				item = { ...item, tmsg };
-			}
-		}
 		return renderRow(item, messages[index + 1]);
 	}
 
@@ -134,19 +173,19 @@ export class List extends React.PureComponent {
 		console.count(`${ this.constructor.name }.render calls`);
 		const { messages } = this.state;
 		return (
-			<React.Fragment>
+			<>
-				<EmptyRoom length={messages.length} />
+				<EmptyRoom length={messages.length} mounted={this.mounted} />
 				<FlatList
 					testID='room-view-messages'
 					ref={ref => this.list = ref}
-					keyExtractor={item => item._id}
+					keyExtractor={item => item.id}
 					data={messages}
 					extraData={this.state}
 					renderItem={this.renderItem}
 					contentContainerStyle={styles.contentContainer}
 					style={styles.list}
 					inverted
-					removeClippedSubviews
+					removeClippedSubviews={isIOS}
 					initialNumToRender={7}
 					onEndReached={this.onEndReached}
 					onEndReachedThreshold={5}
@@ -155,7 +194,7 @@ export class List extends React.PureComponent {
 					ListFooterComponent={this.renderFooter}
 					{...scrollPersistTaps}
 				/>
-			</React.Fragment>
+			</>
 		);
 	}
 }

app/views/RoomView/ReactionPicker.js

@@ -6,7 +6,6 @@ import Modal from 'react-native-modal';
 import { responsive } from 'react-native-responsive-ui';
 
 import EmojiPicker from '../../containers/EmojiPicker';
-import { toggleReactionPicker as toggleReactionPickerAction } from '../../actions/messages';
 import styles from './styles';
 import { isAndroid } from '../../utils/deviceInfo';
 
@@ -17,36 +16,37 @@ class ReactionPicker extends React.Component {
 	static propTypes = {
 		baseUrl: PropTypes.string.isRequired,
 		window: PropTypes.any,
-		showReactionPicker: PropTypes.bool,
+		message: PropTypes.object,
-		toggleReactionPicker: PropTypes.func,
+		show: PropTypes.bool,
+		reactionClose: PropTypes.func,
 		onEmojiSelected: PropTypes.func
 	};
 
 	shouldComponentUpdate(nextProps) {
-		const { showReactionPicker, window } = this.props;
+		const { show, window } = this.props;
-		return nextProps.showReactionPicker !== showReactionPicker || window.width !== nextProps.window.width;
+		return nextProps.show !== show || window.width !== nextProps.window.width;
 	}
 
 	onEmojiSelected(emoji, shortname) {
 		// standard emojis: `emoji` is unicode and `shortname` is :joy:
 		// custom emojis: only `emoji` is returned with shortname type (:joy:)
 		// to set reactions, we need shortname type
-		const { onEmojiSelected } = this.props;
+		const { onEmojiSelected, message } = this.props;
-		onEmojiSelected(shortname || emoji);
+		onEmojiSelected(shortname || emoji, message.id);
 	}
 
 	render() {
 		const {
-			window: { width, height }, showReactionPicker, baseUrl, toggleReactionPicker
+			window: { width, height }, show, baseUrl, reactionClose
 		} = this.props;
 
-		return (showReactionPicker
+		return (show
 			? (
 				<Modal
-					isVisible={showReactionPicker}
+					isVisible={show}
 					style={{ alignItems: 'center' }}
-					onBackdropPress={() => toggleReactionPicker()}
+					onBackdropPress={reactionClose}
-					onBackButtonPress={() => toggleReactionPicker()}
+					onBackButtonPress={reactionClose}
 					animationIn='fadeIn'
 					animationOut='fadeOut'
 				>
@@ -69,12 +69,7 @@ class ReactionPicker extends React.Component {
 }
 
 const mapStateToProps = state => ({
-	showReactionPicker: state.messages.showReactionPicker,
 	baseUrl: state.settings.Site_Url || state.server ? state.server.server : ''
 });
 
-const mapDispatchToProps = dispatch => ({
+export default responsive(connect(mapStateToProps)(ReactionPicker));
-	toggleReactionPicker: message => dispatch(toggleReactionPickerAction(message))
-});
-
-export default responsive(connect(mapStateToProps, mapDispatchToProps)(ReactionPicker));

app/views/RoomView/UploadProgress.js

@@ -4,9 +4,9 @@ import {
 } from 'react-native';
 import PropTypes from 'prop-types';
 import { responsive } from 'react-native-responsive-ui';
-import equal from 'deep-equal';
+import { Q } from '@nozbe/watermelondb';
 
-import database, { safeAddListener } from '../../lib/realm';
+import database from '../../lib/database';
 import RocketChat from '../../lib/rocketchat';
 import log from '../../utils/log';
 import I18n from '../../i18n';
@@ -74,47 +74,72 @@ class UploadProgress extends Component {
 
 	constructor(props) {
 		super(props);
+		this.mounted = false;
+		this.ranInitialUploadCheck = false;
+		this.init();
 		this.state = {
 			uploads: []
 		};
-		const { rid } = this.props;
-		this.uploads = database.objects('uploads').filtered('rid = $0', rid);
-		safeAddListener(this.uploads, this.updateUploads);
 	}
 
 	componentDidMount() {
-		this.uploads.forEach((u) => {
+		this.mounted = true;
-			if (!RocketChat.isUploadActive(u.path)) {
-				database.write(() => {
-					const [upload] = database.objects('uploads').filtered('path = $0', u.path);
-					if (upload) {
-						upload.error = true;
-					}
-				});
-			}
-		});
-	}
-
-	shouldComponentUpdate(nextProps, nextState) {
-		const { uploads } = this.state;
-		const { window } = this.props;
-		if (nextProps.window.width !== window.width) {
-			return true;
-		}
-		if (!equal(nextState.uploads, uploads)) {
-			return true;
-		}
-		return false;
 	}
 
 	componentWillUnmount() {
-		this.uploads.removeAllListeners();
+		if (this.uploadsSubscription && this.uploadsSubscription.unsubscribe) {
+			this.uploadsSubscription.unsubscribe();
+		}
 	}
 
-	deleteUpload = (item) => {
+	init = () => {
-		const uploadItem = this.uploads.filtered('path = $0', item.path);
+		const { rid } = this.props;
+
+		const db = database.active;
+		this.uploadsObservable = db.collections
+			.get('uploads')
+			.query(
+				Q.where('rid', rid)
+			)
+			.observeWithColumns(['progress', 'error']);
+
+		this.uploadsSubscription = this.uploadsObservable
+			.subscribe((uploads) => {
+				if (this.mounted) {
+					this.setState({ uploads });
+				} else {
+					this.state.uploads = uploads;
+				}
+				if (!this.ranInitialUploadCheck) {
+					this.uploadCheck();
+				}
+			});
+	}
+
+	uploadCheck = () => {
+		this.ranInitialUploadCheck = true;
+		const { uploads } = this.state;
+		uploads.forEach(async(u) => {
+			if (!RocketChat.isUploadActive(u.path)) {
 				try {
-			database.write(() => database.delete(uploadItem[0]));
+					await database.database.action(async() => {
+						await u.update(() => {
+							u.error = true;
+						});
+					});
+				} catch (e) {
+					log(e);
+				}
+			}
+		});
+	}
+
+	deleteUpload = async(item) => {
+		try {
+			const db = database.active;
+			await db.action(async() => {
+				await item.destroyPermanently();
+			});
 		} catch (e) {
 			log(e);
 		}
@@ -122,7 +147,7 @@ class UploadProgress extends Component {
 
 	cancelUpload = async(item) => {
 		try {
-			await RocketChat.cancelUpload(item.path);
+			await RocketChat.cancelUpload(item);
 		} catch (e) {
 			log(e);
 		}
@@ -132,20 +157,18 @@ class UploadProgress extends Component {
 		const { rid, baseUrl: server, user } = this.props;
 
 		try {
-			database.write(() => {
+			const db = database.active;
+			await db.action(async() => {
+				await item.update(() => {
 					item.error = false;
 				});
+			});
 			await RocketChat.sendFileMessage(rid, item, undefined, server, user);
 		} catch (e) {
 			log(e);
 		}
 	}
 
-	updateUploads = () => {
-		const uploads = this.uploads.map(item => JSON.parse(JSON.stringify(item)));
-		this.setState({ uploads });
-	}
-
 	renderItemContent = (item) => {
 		const { window } = this.props;
 
@@ -177,6 +200,7 @@ class UploadProgress extends Component {
 		);
 	}
 
+	// TODO: transform into stateless and update based on its own observable changes
 	renderItem = (item, index) => (
 		<View key={item.path} style={[styles.item, index !== 0 ? { marginTop: 10 } : {}]}>
 			{this.renderItemContent(item)}

app/views/RoomView/index.js

@@ -1,26 +1,22 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 import {
-	Text, View, LayoutAnimation, InteractionManager
+	Text, View, InteractionManager, LayoutAnimation
 } from 'react-native';
 import { connect } from 'react-redux';
 import { RectButton } from 'react-native-gesture-handler';
 import { SafeAreaView, HeaderBackButton } from 'react-navigation';
-import equal from 'deep-equal';
+import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 import moment from 'moment';
-import EJSON from 'ejson';
 import * as Haptics from 'expo-haptics';
+import { Q } from '@nozbe/watermelondb';
+import isEqual from 'lodash/isEqual';
 
 import {
-	toggleReactionPicker as toggleReactionPickerAction,
-	actionsShow as actionsShowAction,
-	errorActionsShow as errorActionsShowAction,
-	editCancel as editCancelAction,
-	replyCancel as replyCancelAction,
 	replyBroadcast as replyBroadcastAction
 } from '../../actions/messages';
 import { List } from './List';
-import database, { safeAddListener } from '../../lib/realm';
+import database from '../../lib/database';
 import RocketChat from '../../lib/rocketchat';
 import Message from '../../containers/message';
 import MessageActions from '../../containers/MessageActions';
@@ -30,7 +26,6 @@ import ReactionPicker from './ReactionPicker';
 import UploadProgress from './UploadProgress';
 import styles from './styles';
 import log from '../../utils/log';
-import { isIOS } from '../../utils/deviceInfo';
 import EventEmitter from '../../utils/events';
 import I18n from '../../i18n';
 import RoomHeaderView, { RightButtons } from './Header';
@@ -38,11 +33,26 @@ import StatusBar from '../../containers/StatusBar';
 import Separator from './Separator';
 import { COLOR_WHITE, HEADER_BACK } from '../../constants/colors';
 import debounce from '../../utils/debounce';
-import buildMessage from '../../lib/methods/helpers/buildMessage';
 import FileModal from '../../containers/FileModal';
 import ReactionsModal from '../../containers/ReactionsModal';
 import { LISTENER } from '../../containers/Toast';
 import { isReadOnly, isBlocked } from '../../utils/room';
+import { isIOS } from '../../utils/deviceInfo';
+
+const stateAttrsUpdate = [
+	'joined',
+	'lastOpen',
+	'photoModalVisible',
+	'reactionsModalVisible',
+	'canAutoTranslate',
+	'showActions',
+	'showErrorActions',
+	'loading',
+	'editing',
+	'replying',
+	'reacting'
+];
+const roomAttrsUpdate = ['f', 'ro', 'blocked', 'blocker', 'archived', 'muted'];
 
 class RoomView extends React.Component {
 	static navigationOptions = ({ navigation }) => {
@@ -51,6 +61,7 @@ class RoomView extends React.Component {
 		const title = navigation.getParam('name');
 		const t = navigation.getParam('t');
 		const tmid = navigation.getParam('tmid');
+		const room = navigation.getParam('room');
 		const toggleFollowThread = navigation.getParam('toggleFollowThread', () => {});
 		const unreadsCount = navigation.getParam('unreadsCount', null);
 		return {
@@ -68,6 +79,7 @@ class RoomView extends React.Component {
 				<RightButtons
 					rid={rid}
 					tmid={tmid}
+					room={room}
 					t={t}
 					navigation={navigation}
 					toggleFollowThread={toggleFollowThread}
@@ -91,25 +103,16 @@ class RoomView extends React.Component {
 			username: PropTypes.string.isRequired,
 			token: PropTypes.string.isRequired
 		}),
-		showActions: PropTypes.bool,
-		showErrorActions: PropTypes.bool,
-		actionMessage: PropTypes.object,
 		appState: PropTypes.string,
 		useRealName: PropTypes.bool,
 		isAuthenticated: PropTypes.bool,
 		Message_GroupingPeriod: PropTypes.number,
 		Message_TimeFormat: PropTypes.string,
 		Message_Read_Receipt_Enabled: PropTypes.bool,
-		editing: PropTypes.bool,
-		replying: PropTypes.bool,
 		baseUrl: PropTypes.string,
+		customEmojis: PropTypes.object,
 		useMarkdown: PropTypes.bool,
-		toggleReactionPicker: PropTypes.func,
+		replyBroadcast: PropTypes.func
-		actionsShow: PropTypes.func,
-		editCancel: PropTypes.func,
-		replyCancel: PropTypes.func,
-		replyBroadcast: PropTypes.func,
-		errorActionsShow: PropTypes.func
 	};
 
 	constructor(props) {
@@ -118,22 +121,36 @@ class RoomView extends React.Component {
 		console.time(`${ this.constructor.name } mount`);
 		this.rid = props.navigation.getParam('rid');
 		this.t = props.navigation.getParam('t');
-		this.tmid = props.navigation.getParam('tmid');
+		this.tmid = props.navigation.getParam('tmid', null);
-		this.rooms = database.objects('subscriptions').filtered('rid = $0', this.rid);
+		const room = props.navigation.getParam('room');
-		this.chats = database.objects('subscriptions').filtered('rid != $0', this.rid);
+		const selectedMessage = props.navigation.getParam('message');
-		const canAutoTranslate = RocketChat.canAutoTranslate();
 		this.state = {
-			joined: this.rooms.length > 0,
+			joined: true,
-			room: this.rooms[0] || { rid: this.rid, t: this.t },
+			room: room || { rid: this.rid, t: this.t },
+			roomUpdate: {},
 			lastOpen: null,
 			photoModalVisible: false,
 			reactionsModalVisible: false,
 			selectedAttachment: {},
-			selectedMessage: {},
+			selectedMessage: selectedMessage || {},
-			canAutoTranslate
+			canAutoTranslate: false,
+			loading: true,
+			showActions: false,
+			showErrorActions: false,
+			editing: false,
+			replying: !!selectedMessage,
+			replyWithMention: false,
+			reacting: false
 		};
+
+		if (room && room.observe) {
+			this.observeRoom(room);
+		} else {
+			this.findAndObserveRoom(this.rid);
+		}
+
 		this.beginAnimating = false;
-		this.beginAnimatingTimeout = setTimeout(() => this.beginAnimating = true, 300);
+		this.didFocusListener = props.navigation.addListener('didFocus', () => this.beginAnimating = true);
 		this.messagebox = React.createRef();
 		this.willBlurListener = props.navigation.addListener('willBlur', () => this.mounted = false);
 		this.mounted = false;
@@ -141,111 +158,85 @@ class RoomView extends React.Component {
 	}
 
 	componentDidMount() {
+		this.mounted = true;
 		this.didMountInteraction = InteractionManager.runAfterInteractions(() => {
 			const { room } = this.state;
 			const { navigation, isAuthenticated } = this.props;
-
+			if (room.id && !this.tmid) {
-			if (room._id && !this.tmid) {
 				navigation.setParams({ name: this.getRoomTitle(room), t: room.t });
 			}
 			if (this.tmid) {
 				navigation.setParams({ toggleFollowThread: this.toggleFollowThread });
 			}
-
 			if (isAuthenticated) {
 				this.init();
 			} else {
 				EventEmitter.addEventListener('connected', this.handleConnected);
 			}
-			safeAddListener(this.rooms, this.updateRoom);
+			this.updateUnreadCount();
-			safeAddListener(this.chats, this.updateUnreadCount);
-			this.mounted = true;
 		});
+
 		console.timeEnd(`${ this.constructor.name } mount`);
 	}
 
 	shouldComponentUpdate(nextProps, nextState) {
-		const {
+		const { state } = this;
-			room, joined, lastOpen, photoModalVisible, reactionsModalVisible, canAutoTranslate
+		const { roomUpdate } = state;
-		} = this.state;
+		const { appState } = this.props;
-		const { showActions, showErrorActions, appState } = this.props;
+		if (appState !== nextProps.appState) {
-
-		if (lastOpen !== nextState.lastOpen) {
-			return true;
-		} else if (photoModalVisible !== nextState.photoModalVisible) {
-			return true;
-		} else if (reactionsModalVisible !== nextState.reactionsModalVisible) {
-			return true;
-		} else if (room.ro !== nextState.room.ro) {
-			return true;
-		} else if (room.f !== nextState.room.f) {
-			return true;
-		} else if (room.blocked !== nextState.room.blocked) {
-			return true;
-		} else if (room.blocker !== nextState.room.blocker) {
-			return true;
-		} else if (room.archived !== nextState.room.archived) {
-			return true;
-		} else if (joined !== nextState.joined) {
-			return true;
-		} else if (canAutoTranslate !== nextState.canAutoTranslate) {
-			return true;
-		} else if (showActions !== nextProps.showActions) {
-			return true;
-		} else if (showErrorActions !== nextProps.showErrorActions) {
-			return true;
-		} else if (appState !== nextProps.appState) {
-			return true;
-		} else if (!equal(room.muted, nextState.room.muted)) {
 			return true;
 		}
-		return false;
+		const stateUpdated = stateAttrsUpdate.some(key => nextState[key] !== state[key]);
+		if (stateUpdated) {
+			return true;
+		}
+		return roomAttrsUpdate.some(key => !isEqual(nextState.roomUpdate[key], roomUpdate[key]));
 	}
 
 	componentDidUpdate(prevProps) {
-		const { room } = this.state;
 		const { appState } = this.props;
 
 		if (appState === 'foreground' && appState !== prevProps.appState) {
 			this.onForegroundInteraction = InteractionManager.runAfterInteractions(() => {
-				RocketChat.loadMissedMessages(room).catch(e => console.log(e));
+				this.init();
-				RocketChat.readMessages(room.rid).catch(e => console.log(e));
 			});
 		}
 	}
 
-	componentWillUnmount() {
+	async componentWillUnmount() {
+		const { editing, room } = this.state;
+		const db = database.active;
 		this.mounted = false;
-		const { editing, replying } = this.props;
 		if (!editing && this.messagebox && this.messagebox.current) {
 			const { text } = this.messagebox.current;
 			let obj;
 			if (this.tmid) {
-				obj = database.objectForPrimaryKey('threads', this.tmid);
+				try {
+					const threadsCollection = db.collections.get('threads');
+					obj = await threadsCollection.find(this.tmid);
+				} catch (e) {
+					// Do nothing
+				}
 			} else {
-				[obj] = this.rooms;
+				obj = room;
 			}
 			if (obj) {
-				database.write(() => {
+				try {
-					obj.draftMessage = text;
+					await db.action(async() => {
+						await obj.update((r) => {
+							r.draftMessage = text;
 						});
+					});
+				} catch (error) {
+					// Do nothing
+				}
 			}
 		}
-		this.rooms.removeAllListeners();
-		this.chats.removeAllListeners();
 		if (this.sub && this.sub.stop) {
 			this.sub.stop();
 		}
-		if (this.beginAnimatingTimeout) {
+		if (this.didFocusListener && this.didFocusListener.remove) {
-			clearTimeout(this.beginAnimatingTimeout);
+			this.didFocusListener.remove();
-		}
-		if (editing) {
-			const { editCancel } = this.props;
-			editCancel();
-		}
-		if (replying) {
-			const { replyCancel } = this.props;
-			replyCancel();
 		}
 		if (this.didMountInteraction && this.didMountInteraction.cancel) {
 			this.didMountInteraction.cancel();
@@ -253,15 +244,18 @@ class RoomView extends React.Component {
 		if (this.onForegroundInteraction && this.onForegroundInteraction.cancel) {
 			this.onForegroundInteraction.cancel();
 		}
-		if (this.updateStateInteraction && this.updateStateInteraction.cancel) {
-			this.updateStateInteraction.cancel();
-		}
 		if (this.initInteraction && this.initInteraction.cancel) {
 			this.initInteraction.cancel();
 		}
 		if (this.willBlurListener && this.willBlurListener.remove) {
 			this.willBlurListener.remove();
 		}
+		if (this.subSubscription && this.subSubscription.unsubscribe) {
+			this.subSubscription.unsubscribe();
+		}
+		if (this.queryUnreads && this.queryUnreads.unsubscribe) {
+			this.queryUnreads.unsubscribe();
+		}
 		EventEmitter.removeListener('connected', this.handleConnected);
 		console.countReset(`${ this.constructor.name }.render calls`);
 	}
@@ -269,38 +263,135 @@ class RoomView extends React.Component {
 	// eslint-disable-next-line react/sort-comp
 	init = () => {
 		try {
+			this.setState({ loading: true });
 			this.initInteraction = InteractionManager.runAfterInteractions(async() => {
-				const { room } = this.state;
+				const { room, joined } = this.state;
 				if (this.tmid) {
 					await this.getThreadMessages();
 				} else {
+					const newLastOpen = new Date();
 					await this.getMessages(room);
 
 					// if room is joined
-					if (room._id) {
+					if (joined) {
 						if (room.alert || room.unread || room.userMentions) {
 							this.setLastOpen(room.ls);
 						} else {
 							this.setLastOpen(null);
 						}
-						RocketChat.readMessages(room.rid).catch(e => console.log(e));
+						RocketChat.readMessages(room.rid, newLastOpen).catch(e => console.log(e));
 						this.sub = await RocketChat.subscribeRoom(room);
 					}
 				}
 
 				// We run `canAutoTranslate` again in order to refetch auto translate permission
 				// in case of a missing connection or poor connection on room open
-				const canAutoTranslate = RocketChat.canAutoTranslate();
+				const canAutoTranslate = await RocketChat.canAutoTranslate();
-				this.setState({ canAutoTranslate });
+				this.setState({ canAutoTranslate, loading: false });
 			});
+		} catch (e) {
+			this.setState({ loading: false });
+			log(e);
+		}
+	}
+
+	findAndObserveRoom = async(rid) => {
+		try {
+			const db = database.active;
+			const { navigation } = this.props;
+			const subCollection = await db.collections.get('subscriptions');
+			const room = await subCollection.find(rid);
+			this.setState({ room });
+			navigation.setParams({ room });
+			this.observeRoom(room);
+		} catch (error) {
+			if (this.t !== 'd') {
+				console.log('Room not found');
+				this.internalSetState({ joined: false });
+			} else {
+				// We navigate to RoomView before the DM is inserted to the local db
+				// So we retry just to make sure we have the right content
+				this.retryFindCount = this.retryFindCount + 1 || 1;
+				if (this.retryFindCount <= 3) {
+					this.retryFindTimeout = setTimeout(() => {
+						this.findAndObserveRoom(rid);
+						this.init();
+					}, 300);
+				}
+			}
+		}
+	}
+
+	observeRoom = (room) => {
+		const observable = room.observe();
+		this.subSubscription = observable
+			.subscribe((changes) => {
+				const roomUpdate = roomAttrsUpdate.reduce((ret, attr) => {
+					ret[attr] = changes[attr];
+					return ret;
+				}, {});
+				if (this.mounted) {
+					this.internalSetState({ room: changes, roomUpdate });
+				} else {
+					this.state.room = changes;
+					this.state.roomUpdate = roomUpdate;
+				}
+			});
+	}
+
+	errorActionsShow = (message) => {
+		this.setState({ selectedMessage: message, showErrorActions: true });
+	}
+
+	onActionsHide = () => {
+		const { editing, replying, reacting } = this.state;
+		if (editing || replying || reacting) {
+			return;
+		}
+		this.setState({ selectedMessage: {}, showActions: false });
+	}
+
+	onErrorActionsHide = () => {
+		this.setState({ selectedMessage: {}, showErrorActions: false });
+	}
+
+	onEditInit = (message) => {
+		this.setState({ selectedMessage: message, editing: true, showActions: false });
+	}
+
+	onEditCancel = () => {
+		this.setState({ selectedMessage: {}, editing: false });
+	}
+
+	onEditRequest = async(message) => {
+		this.setState({ selectedMessage: {}, editing: false });
+		try {
+			await RocketChat.editMessage(message);
 		} catch (e) {
 			log(e);
 		}
 	}
 
+	onReplyInit = (message, mention) => {
+		this.setState({
+			selectedMessage: message, replying: true, showActions: false, replyWithMention: mention
+		});
+	}
+
+	onReplyCancel = () => {
+		this.setState({ selectedMessage: {}, replying: false });
+	}
+
+	onReactionInit = (message) => {
+		this.setState({ selectedMessage: message, reacting: true, showActions: false });
+	}
+
+	onReactionClose = () => {
+		this.setState({ selectedMessage: {}, reacting: false });
+	}
+
 	onMessageLongPress = (message) => {
-		const { actionsShow } = this.props;
+		this.setState({ selectedMessage: message, showActions: true });
-		actionsShow({ ...message, rid: this.rid });
 	}
 
 	onOpenFileModal = (attachment) => {
@@ -311,14 +402,10 @@ class RoomView extends React.Component {
 		this.setState({ selectedAttachment: {}, photoModalVisible: false });
 	}
 
-	onReactionPress = (shortname, messageId) => {
+	onReactionPress = async(shortname, messageId) => {
-		const { actionMessage, toggleReactionPicker } = this.props;
 		try {
-			if (!messageId) {
+			await RocketChat.setReaction(shortname, messageId);
-				RocketChat.setReaction(shortname, actionMessage._id);
+			this.onReactionClose();
-				return toggleReactionPicker();
-			}
-			RocketChat.setReaction(shortname, messageId);
 		} catch (e) {
 			log(e);
 		}
@@ -341,45 +428,49 @@ class RoomView extends React.Component {
 	}, 1000, true)
 
 	// eslint-disable-next-line react/sort-comp
-	updateUnreadCount = debounce(() => {
+	updateUnreadCount = async() => {
+		const db = database.active;
+		const observable = await db.collections
+			.get('subscriptions')
+			.query(
+				Q.where('archived', false),
+				Q.where('open', true),
+				Q.where('rid', Q.notEq(this.rid))
+			)
+			.observeWithColumns(['unread']);
+
+		this.queryUnreads = observable.subscribe((data) => {
 			const { navigation } = this.props;
-		const unreadsCount = this.chats.filtered('archived != true && open == true && unread > 0').reduce((a, b) => a + (b.unread || 0), 0);
+			const unreadsCount = data.filter(s => s.unread > 0).reduce((a, b) => a + (b.unread || 0), 0);
 			if (unreadsCount !== navigation.getParam('unreadsCount')) {
 				navigation.setParams({
 					unreadsCount
 				});
 			}
-	}, 300, false)
+		});
+	};
 
-	onThreadPress = debounce((item) => {
+	onThreadPress = debounce(async(item) => {
 		const { navigation } = this.props;
 		if (item.tmid) {
+			if (!item.tmsg) {
+				await this.fetchThreadName(item.tmid, item.id);
+			}
 			navigation.push('RoomView', {
-				rid: item.rid, tmid: item.tmid, name: item.tmsg, t: 'thread'
+				rid: item.subscription.id, tmid: item.tmid, name: item.tmsg, t: 'thread'
 			});
 		} else if (item.tlm) {
-			const title = item.msg || (item.attachments && item.attachments.length && item.attachments[0].title);
 			navigation.push('RoomView', {
-				rid: item.rid, tmid: item._id, name: title, t: 'thread'
+				rid: item.subscription.id, tmid: item.id, name: item.msg, t: 'thread'
 			});
 		}
 	}, 1000, true)
 
-	toggleReactionPicker = (message) => {
-		const { toggleReactionPicker } = this.props;
-		toggleReactionPicker(message);
-	}
-
 	replyBroadcast = (message) => {
 		const { replyBroadcast } = this.props;
 		replyBroadcast(message);
 	}
 
-	errorActionsShow = (message) => {
-		const { errorActionsShow } = this.props;
-		errorActionsShow(message);
-	}
-
 	handleConnected = () => {
 		this.init();
 		EventEmitter.removeListener('connected', this.handleConnected);
@@ -395,15 +486,6 @@ class RoomView extends React.Component {
 		this.setState(...args);
 	}
 
-	updateRoom = () => {
-		this.updateStateInteraction = InteractionManager.runAfterInteractions(() => {
-			if (this.rooms[0]) {
-				const room = JSON.parse(JSON.stringify(this.rooms[0] || {}));
-				this.internalSetState({ room });
-			}
-		});
-	}
-
 	sendMessage = (message, tmid) => {
 		const { user } = this.props;
 		LayoutAnimation.easeInEaseOut();
@@ -433,12 +515,21 @@ class RoomView extends React.Component {
 
 	getThreadMessages = () => {
 		try {
-			return RocketChat.loadThreadMessages({ tmid: this.tmid });
+			return RocketChat.loadThreadMessages({ tmid: this.tmid, rid: this.rid });
 		} catch (e) {
 			log(e);
 		}
 	}
 
+	getCustomEmoji = (name) => {
+		const { customEmojis } = this.props;
+		const emoji = customEmojis[name];
+		if (emoji) {
+			return emoji;
+		}
+		return null;
+	}
+
 	setLastOpen = lastOpen => this.setState({ lastOpen });
 
 	joinRoom = async() => {
@@ -450,16 +541,43 @@ class RoomView extends React.Component {
 		} catch (e) {
 			log(e);
 		}
-	};
+	}
 
 	// eslint-disable-next-line react/sort-comp
-	fetchThreadName = async(tmid) => {
+	fetchThreadName = async(tmid, messageId) => {
 		try {
-			// TODO: we should build a tmid queue here in order to search for a single tmid only once
+			const { room } = this.state;
-			const thread = await RocketChat.getSingleMessage(tmid);
+			const db = database.active;
-			database.write(() => {
+			const threadCollection = db.collections.get('threads');
-				database.create('threads', buildMessage(EJSON.fromJSONValue(thread)), true);
+			const messageCollection = db.collections.get('messages');
+			const messageRecord = await messageCollection.find(messageId);
+			let threadRecord;
+			try {
+				threadRecord = await threadCollection.find(tmid);
+			} catch (error) {
+				console.log('Thread not found. We have to search for it.');
+			}
+			if (threadRecord) {
+				await db.action(async() => {
+					await messageRecord.update((m) => {
+						m.tmsg = threadRecord.msg || (threadRecord.attachments && threadRecord.attachments.length && threadRecord.attachments[0].title);
 					});
+				});
+			} else {
+				const thread = await RocketChat.getSingleMessage(tmid);
+				await db.action(async() => {
+					await db.batch(
+						threadCollection.prepareCreate((t) => {
+							t._raw = sanitizedRaw({ id: thread._id }, threadCollection.schema);
+							t.subscription.set(room);
+							Object.assign(t, thread);
+						}),
+						messageRecord.prepareUpdate((m) => {
+							m.tmsg = thread.msg || (thread.attachments && thread.attachments.length && thread.attachments[0].title);
+						})
+					);
+				});
+			}
 		} catch (e) {
 			log(e);
 		}
@@ -482,6 +600,12 @@ class RoomView extends React.Component {
 		navigation.navigate('RoomInfoView', navParam);
 	}
 
+	get isReadOnly() {
+		const { room } = this.state;
+		const { user } = this.props;
+		return isReadOnly(room, user);
+	}
+
 	renderItem = (item, previousItem) => {
 		const { room, lastOpen, canAutoTranslate } = this.state;
 		const {
@@ -504,13 +628,12 @@ class RoomView extends React.Component {
 
 		const message = (
 			<Message
-				key={item._id}
 				item={item}
 				user={user}
 				archived={room.archived}
 				broadcast={room.broadcast}
 				status={item.status}
-				_updatedAt={item._updatedAt}
+				isThreadRoom={!!this.tmid}
 				previousItem={previousItem}
 				fetchThreadName={this.fetchThreadName}
 				onReactionPress={this.onReactionPress}
@@ -519,7 +642,7 @@ class RoomView extends React.Component {
 				onDiscussionPress={this.onDiscussionPress}
 				onThreadPress={this.onThreadPress}
 				onOpenFileModal={this.onOpenFileModal}
-				toggleReactionPicker={this.toggleReactionPicker}
+				reactionInit={this.onReactionInit}
 				replyBroadcast={this.replyBroadcast}
 				errorActionsShow={this.errorActionsShow}
 				baseUrl={baseUrl}
@@ -531,6 +654,7 @@ class RoomView extends React.Component {
 				autoTranslateRoom={canAutoTranslate && room.autoTranslate}
 				autoTranslateLanguage={room.autoTranslateLanguage}
 				navToRoomInfo={this.navToRoomInfo}
+				getCustomEmoji={this.getCustomEmoji}
 			/>
 		);
 
@@ -550,8 +674,10 @@ class RoomView extends React.Component {
 	}
 
 	renderFooter = () => {
-		const { joined, room } = this.state;
+		const {
-		const { navigation, user } = this.props;
+			joined, room, selectedMessage, editing, replying, replyWithMention
+		} = this.state;
+		const { navigation } = this.props;
 
 		if (!joined && !this.tmid) {
 			return (
@@ -568,7 +694,7 @@ class RoomView extends React.Component {
 				</View>
 			);
 		}
-		if (isReadOnly(room, user)) {
+		if (this.isReadOnly) {
 			return (
 				<View style={styles.readOnly}>
 					<Text style={styles.previewMode}>{I18n.t('This_room_is_read_only')}</Text>
@@ -590,33 +716,60 @@ class RoomView extends React.Component {
 				tmid={this.tmid}
 				roomType={room.t}
 				isFocused={navigation.isFocused()}
+				message={selectedMessage}
+				editing={editing}
+				editRequest={this.onEditRequest}
+				editCancel={this.onEditCancel}
+				replying={replying}
+				replyWithMention={replyWithMention}
+				replyCancel={this.onReplyCancel}
+				getCustomEmoji={this.getCustomEmoji}
 			/>
 		);
 	};
 
 	renderActions = () => {
-		const { room } = this.state;
 		const {
-			user, showActions, showErrorActions, navigation
+			room, selectedMessage, showActions, showErrorActions, joined
+		} = this.state;
+		const {
+			user, navigation
 		} = this.props;
 		if (!navigation.isFocused()) {
 			return null;
 		}
 		return (
-			<React.Fragment>
+			<>
-				{room._id && showActions
+				{joined && showActions
-					? <MessageActions room={room} tmid={this.tmid} user={user} />
+					? (
+						<MessageActions
+							tmid={this.tmid}
+							room={room}
+							user={user}
+							message={selectedMessage}
+							actionsHide={this.onActionsHide}
+							editInit={this.onEditInit}
+							replyInit={this.onReplyInit}
+							reactionInit={this.onReactionInit}
+							isReadOnly={this.isReadOnly}
+						/>
+					)
 					: null
 				}
-				{showErrorActions ? <MessageErrorActions /> : null}
+				{showErrorActions ? (
-			</React.Fragment>
+					<MessageErrorActions
+						message={selectedMessage}
+						actionsHide={this.onErrorActionsHide}
+					/>
+				) : null}
+			</>
 		);
 	}
 
 	render() {
 		console.count(`${ this.constructor.name }.render calls`);
 		const {
-			room, photoModalVisible, reactionsModalVisible, selectedAttachment, selectedMessage
+			room, photoModalVisible, reactionsModalVisible, selectedAttachment, selectedMessage, loading, reacting
 		} = this.state;
 		const { user, baseUrl } = this.props;
 		const { rid, t } = room;
@@ -624,10 +777,23 @@ class RoomView extends React.Component {
 		return (
 			<SafeAreaView style={styles.container} testID='room-view' forceInset={{ vertical: 'never' }}>
 				<StatusBar />
-				<List rid={rid} t={t} tmid={this.tmid} renderRow={this.renderItem} />
+				<List
+					rid={rid}
+					t={t}
+					tmid={this.tmid}
+					room={room}
+					renderRow={this.renderItem}
+					loading={loading}
+					animated={this.beginAnimating}
+				/>
 				{this.renderFooter()}
 				{this.renderActions()}
-				<ReactionPicker onEmojiSelected={this.onReactionPress} />
+				<ReactionPicker
+					show={reacting}
+					message={selectedMessage}
+					onEmojiSelected={this.onReactionPress}
+					reactionClose={this.onReactionClose}
+				/>
 				<UploadProgress rid={this.rid} user={user} baseUrl={baseUrl} />
 				<FileModal
 					attachment={selectedAttachment}
@@ -639,9 +805,10 @@ class RoomView extends React.Component {
 				<ReactionsModal
 					message={selectedMessage}
 					isVisible={reactionsModalVisible}
-					onClose={this.onCloseReactionsModal}
 					user={user}
 					baseUrl={baseUrl}
+					onClose={this.onCloseReactionsModal}
+					getCustomEmoji={this.getCustomEmoji}
 				/>
 			</SafeAreaView>
 		);
@@ -654,27 +821,18 @@ const mapStateToProps = state => ({
 		username: state.login.user && state.login.user.username,
 		token: state.login.user && state.login.user.token
 	},
-	actionMessage: state.messages.actionMessage,
-	editing: state.messages.editing,
-	replying: state.messages.replying,
-	showActions: state.messages.showActions,
-	showErrorActions: state.messages.showErrorActions,
 	appState: state.app.ready && state.app.foreground ? 'foreground' : 'background',
 	useRealName: state.settings.UI_Use_Real_Name,
 	isAuthenticated: state.login.isAuthenticated,
 	Message_GroupingPeriod: state.settings.Message_GroupingPeriod,
 	Message_TimeFormat: state.settings.Message_TimeFormat,
 	useMarkdown: state.markdown.useMarkdown,
+	customEmojis: state.customEmojis,
 	baseUrl: state.settings.baseUrl || state.server ? state.server.server : '',
 	Message_Read_Receipt_Enabled: state.settings.Message_Read_Receipt_Enabled
 });
 
 const mapDispatchToProps = dispatch => ({
-	editCancel: () => dispatch(editCancelAction()),
-	replyCancel: () => dispatch(replyCancelAction()),
-	toggleReactionPicker: message => dispatch(toggleReactionPickerAction(message)),
-	errorActionsShow: actionMessage => dispatch(errorActionsShowAction(actionMessage)),
-	actionsShow: actionMessage => dispatch(actionsShowAction(actionMessage)),
 	replyBroadcast: message => dispatch(replyBroadcastAction(message))
 });
 

app/views/RoomsListView/ServerDropdown.js

@@ -12,12 +12,12 @@ import { toggleServerDropdown as toggleServerDropdownAction } from '../../action
 import { selectServerRequest as selectServerRequestAction } from '../../actions/server';
 import { appStart as appStartAction } from '../../actions';
 import styles from './styles';
-import database, { safeAddListener } from '../../lib/realm';
 import Touch from '../../utils/touch';
 import RocketChat from '../../lib/rocketchat';
 import I18n from '../../i18n';
 import EventEmitter from '../../utils/events';
 import Check from '../../containers/Check';
+import database from '../../lib/database';
 
 const ROW_HEIGHT = 68;
 const ANIMATION_DURATION = 200;
@@ -34,15 +34,21 @@ class ServerDropdown extends Component {
 
 	constructor(props) {
 		super(props);
-		this.servers = database.databases.serversDB.objects('servers');
+		this.state = { servers: [] };
-		this.state = {
-			servers: this.servers
-		};
 		this.animatedValue = new Animated.Value(0);
-		safeAddListener(this.servers, this.updateState);
 	}
 
-	componentDidMount() {
+	async componentDidMount() {
+		const serversDB = database.servers;
+		const observable = await serversDB.collections
+			.get('servers')
+			.query()
+			.observeWithColumns(['name']);
+
+		this.subscription = observable.subscribe((data) => {
+			this.setState({ servers: data });
+		});
+
 		Animated.timing(
 			this.animatedValue,
 			{
@@ -81,11 +87,9 @@ class ServerDropdown extends Component {
 			clearTimeout(this.newServerTimeout);
 			this.newServerTimeout = false;
 		}
+		if (this.subscription && this.subscription.unsubscribe) {
+			this.subscription.unsubscribe();
 		}
-
-	updateState = () => {
-		const { servers } = this;
-		this.setState({ servers });
 	}
 
 	close = () => {

app/views/RoomsListView/index.js

@@ -1,14 +1,23 @@
 import React from 'react';
 import PropTypes from 'prop-types';
 import {
-	View, FlatList, BackHandler, ActivityIndicator, Text, ScrollView, Keyboard, LayoutAnimation, InteractionManager, Dimensions
+	View,
+	FlatList,
+	BackHandler,
+	ActivityIndicator,
+	Text,
+	ScrollView,
+	Keyboard,
+	LayoutAnimation,
+	Dimensions
 } from 'react-native';
 import { connect } from 'react-redux';
-import { isEqual } from 'lodash';
+import { isEqual, orderBy } from 'lodash';
 import { SafeAreaView } from 'react-navigation';
 import Orientation from 'react-native-orientation-locker';
+import { Q } from '@nozbe/watermelondb';
 
-import database, { safeAddListener } from '../../lib/realm';
+import database from '../../lib/database';
 import RocketChat from '../../lib/rocketchat';
 import RoomItem, { ROW_HEIGHT } from '../../presentation/RoomItem';
 import styles from './styles';
@@ -26,47 +35,87 @@ import { appStart as appStartAction } from '../../actions';
 import debounce from '../../utils/debounce';
 import { isIOS, isAndroid } from '../../utils/deviceInfo';
 import RoomsListHeaderView from './Header';
-import { DrawerButton, CustomHeaderButtons, Item } from '../../containers/HeaderButton';
+import {
+	DrawerButton,
+	CustomHeaderButtons,
+	Item
+} from '../../containers/HeaderButton';
 import StatusBar from '../../containers/StatusBar';
 import ListHeader from './ListHeader';
 import { selectServerRequest as selectServerRequestAction } from '../../actions/server';
 
 const SCROLL_OFFSET = 56;
 
-const shouldUpdateProps = ['searchText', 'loadingServer', 'showServerDropdown', 'showSortDropdown', 'sortBy', 'groupByType', 'showFavorites', 'showUnread', 'useRealName', 'StoreLastMessage', 'appState'];
+const shouldUpdateProps = [
-const getItemLayout = (data, index) => ({ length: ROW_HEIGHT, offset: ROW_HEIGHT * index, index });
+	'searchText',
+	'loadingServer',
+	'showServerDropdown',
+	'showSortDropdown',
+	'sortBy',
+	'groupByType',
+	'showFavorites',
+	'showUnread',
+	'useRealName',
+	'StoreLastMessage',
+	'appState',
+	'isAuthenticated'
+];
+const getItemLayout = (data, index) => ({
+	length: ROW_HEIGHT,
+	offset: ROW_HEIGHT * index,
+	index
+});
 const keyExtractor = item => item.rid;
 
 class RoomsListView extends React.Component {
 	static navigationOptions = ({ navigation }) => {
 		const searching = navigation.getParam('searching');
-		const cancelSearchingAndroid = navigation.getParam('cancelSearchingAndroid');
+		const cancelSearchingAndroid = navigation.getParam(
+			'cancelSearchingAndroid'
+		);
 		const onPressItem = navigation.getParam('onPressItem', () => {});
-		const initSearchingAndroid = navigation.getParam('initSearchingAndroid', () => {});
+		const initSearchingAndroid = navigation.getParam(
+			'initSearchingAndroid',
+			() => {}
+		);
 
 		return {
-			headerLeft: (
+			headerLeft: searching ? (
-				searching
-					? (
 				<CustomHeaderButtons left>
-							<Item title='cancel' iconName='cross' onPress={cancelSearchingAndroid} />
+					<Item
+						title='cancel'
+						iconName='cross'
+						onPress={cancelSearchingAndroid}
+					/>
 				</CustomHeaderButtons>
-					)
+			) : (
-					: <DrawerButton navigation={navigation} testID='rooms-list-view-sidebar' />
+				<DrawerButton
+					navigation={navigation}
+					testID='rooms-list-view-sidebar'
+				/>
 			),
 			headerTitle: <RoomsListHeaderView />,
-			headerRight: (
+			headerRight: searching ? null : (
-				searching
-					? null
-					: (
 				<CustomHeaderButtons>
-							{isAndroid ? <Item title='search' iconName='magnifier' onPress={initSearchingAndroid} /> : null}
+					{isAndroid ? (
-							<Item title='new' iconName='edit-rounded' onPress={() => navigation.navigate('NewMessageView', { onPressItem })} testID='rooms-list-view-create-channel' />
+						<Item
+							title='search'
+							iconName='magnifier'
+							onPress={initSearchingAndroid}
+						/>
+					) : null}
+					<Item
+						title='new'
+						iconName='edit-rounded'
+						onPress={() => navigation.navigate('NewMessageView', {
+							onPressItem
+						})}
+						testID='rooms-list-view-create-channel'
+					/>
 				</CustomHeaderButtons>
 			)
-			)
 		};
-	}
+	};
 
 	static propTypes = {
 		navigation: PropTypes.object,
@@ -92,7 +141,7 @@ class RoomsListView extends React.Component {
 		appStart: PropTypes.func,
 		roomsRequest: PropTypes.func,
 		isAuthenticated: PropTypes.bool
-	}
+	};
 
 	constructor(props) {
 		super(props);
@@ -100,11 +149,11 @@ class RoomsListView extends React.Component {
 		console.time(`${ this.constructor.name } mount`);
 
 		const { width } = Dimensions.get('window');
-		this.data = [];
 		this.state = {
 			searching: false,
 			search: [],
 			loading: true,
+			allChats: [],
 			chats: [],
 			unread: [],
 			favorites: [],
@@ -112,12 +161,20 @@ class RoomsListView extends React.Component {
 			channels: [],
 			privateGroup: [],
 			direct: [],
-			livechat: [],
 			width
 		};
 		Orientation.unlockAllOrientations();
-		this.didFocusListener = props.navigation.addListener('didFocus', () => BackHandler.addEventListener('hardwareBackPress', this.handleBackPress));
+		this.didFocusListener = props.navigation.addListener('didFocus', () => {
-		this.willBlurListener = props.navigation.addListener('willBlur', () => BackHandler.addEventListener('hardwareBackPress', this.handleBackPress));
+			BackHandler.addEventListener(
+				'hardwareBackPress',
+				this.handleBackPress
+			);
+			this.forceUpdate();
+		});
+		this.willBlurListener = props.navigation.addListener('willBlur', () => BackHandler.addEventListener(
+			'hardwareBackPress',
+			this.handleBackPress
+		));
 	}
 
 	componentDidMount() {
@@ -153,51 +210,70 @@ class RoomsListView extends React.Component {
 			return true;
 		}
 
-		const { loading, searching, width } = this.state;
+		if (!nextProps.navigation.isFocused()) {
+			return false;
+		}
+
+		const {
+			loading,
+			searching,
+			width,
+			allChats,
+			search
+		} = this.state;
 		if (nextState.loading !== loading) {
 			return true;
 		}
 		if (nextState.searching !== searching) {
 			return true;
 		}
-
 		if (nextState.width !== width) {
 			return true;
 		}
-
-		const { search } = this.state;
 		if (!isEqual(nextState.search, search)) {
 			return true;
 		}
+		if (!isEqual(nextState.allChats, allChats)) {
+			return true;
+		}
 		return false;
 	}
 
 	componentDidUpdate(prevProps) {
 		const {
-			sortBy, groupByType, showFavorites, showUnread, appState, roomsRequest, isAuthenticated
+			sortBy,
+			groupByType,
+			showFavorites,
+			showUnread,
+			appState,
+			roomsRequest,
+			isAuthenticated
 		} = this.props;
 
-		if (!(
+		if (
-			(prevProps.sortBy === sortBy)
+			!(
-			&& (prevProps.groupByType === groupByType)
+				prevProps.sortBy === sortBy
-			&& (prevProps.showFavorites === showFavorites)
+				&& prevProps.groupByType === groupByType
-			&& (prevProps.showUnread === showUnread)
+				&& prevProps.showFavorites === showFavorites
-		)) {
+				&& prevProps.showUnread === showUnread
+			)
+		) {
 			this.getSubscriptions();
-		} else if (appState === 'foreground' && appState !== prevProps.appState && isAuthenticated) {
+		} else if (
+			appState === 'foreground'
+			&& appState !== prevProps.appState
+			&& isAuthenticated
+		) {
 			roomsRequest();
 		}
 	}
 
 	componentWillUnmount() {
-		if (this.data && this.data.removeAllListeners) {
-			this.data.removeAllListeners();
-		}
 		if (this.getSubscriptions && this.getSubscriptions.stop) {
 			this.getSubscriptions.stop();
 		}
-		if (this.updateStateInteraction && this.updateStateInteraction.cancel) {
+		if (this.querySubscription && this.querySubscription.unsubscribe) {
-			this.updateStateInteraction.cancel();
+			this.querySubscription.unsubscribe();
 		}
 		if (this.didFocusListener && this.didFocusListener.remove) {
 			this.didFocusListener.remove();
@@ -209,7 +285,7 @@ class RoomsListView extends React.Component {
 		console.countReset(`${ this.constructor.name }.render calls`);
 	}
 
-	onDimensionsChange = ({ window: { width } }) => this.setState({ width })
+	onDimensionsChange = ({ window: { width } }) => this.setState({ width });
 
 	// eslint-disable-next-line react/sort-comp
 	internalSetState = (...args) => {
@@ -218,77 +294,104 @@ class RoomsListView extends React.Component {
 			LayoutAnimation.easeInEaseOut();
 		}
 		this.setState(...args);
-	}
+	};
 
-	getSubscriptions = debounce(() => {
+	getSubscriptions = debounce(async() => {
-		if (this.data && this.data.removeAllListeners) {
+		if (this.querySubscription && this.querySubscription.unsubscribe) {
-			this.data.removeAllListeners();
+			this.querySubscription.unsubscribe();
 		}
 
 		const {
-			server, sortBy, showUnread, showFavorites, groupByType
+			sortBy,
+			showUnread,
+			showFavorites,
+			groupByType
 		} = this.props;
 
-		if (server && this.hasActiveDB()) {
+		const db = database.active;
-			this.data = database.objects('subscriptions').filtered('archived != true && open == true && t != $0', 'l');
+		const observable = await db.collections
+			.get('subscriptions')
+			.query(
+				Q.where('archived', false),
+				Q.where('open', true),
+				Q.where('t', Q.notEq('l'))
+			)
+			.observeWithColumns(['room_updated_at', 'unread', 'alert', 'user_mentions', 'f', 't']);
+
+		this.querySubscription = observable.subscribe((data) => {
+			let chats = [];
+			let unread = [];
+			let favorites = [];
+			let discussions = [];
+			let channels = [];
+			let privateGroup = [];
+			let direct = [];
 			if (sortBy === 'alphabetical') {
-				this.data = this.data.sorted('name', false);
+				chats = orderBy(data, ['name'], ['asc']);
 			} else {
-				this.data = this.data.sorted('roomUpdatedAt', true);
+				chats = orderBy(data, ['roomUpdatedAt'], ['desc']);
 			}
 
+			// it's better to map and test all subs altogether then testing them individually
+			const allChats = data.map(item => ({
+				alert: item.alert,
+				unread: item.unread,
+				userMentions: item.userMentions,
+				isRead: this.getIsRead(item),
+				favorite: item.f,
+				lastMessage: item.lastMessage,
+				name: this.getRoomTitle(item),
+				_updatedAt: item.roomUpdatedAt,
+				key: item._id,
+				rid: item.rid,
+				type: item.t,
+				prid: item.prid
+			}));
+
 			// unread
 			if (showUnread) {
-				this.unread = this.data.filtered('(unread > 0 || alert == true)');
+				unread = chats.filter(s => s.unread > 0 || s.alert);
 			} else {
-				this.unread = [];
+				unread = [];
 			}
+
 			// favorites
 			if (showFavorites) {
-				this.favorites = this.data.filtered('f == true');
+				favorites = chats.filter(s => s.f);
 			} else {
-				this.favorites = [];
+				favorites = [];
 			}
+
 			// type
 			if (groupByType) {
-				this.discussions = this.data.filtered('prid != null');
+				discussions = chats.filter(s => s.prid);
-				this.channels = this.data.filtered('t == $0 AND prid == null', 'c');
+				channels = chats.filter(s => s.t === 'c' && !s.prid);
-				this.privateGroup = this.data.filtered('t == $0 AND prid == null', 'p');
+				privateGroup = chats.filter(s => s.t === 'p' && !s.prid);
-				this.direct = this.data.filtered('t == $0 AND prid == null', 'd');
+				direct = chats.filter(s => s.t === 'd' && !s.prid);
-				this.livechat = this.data.filtered('t == $0 AND prid == null', 'l');
 			} else if (showUnread) {
-				this.chats = this.data.filtered('(unread == 0 && alert == false)');
+				chats = chats.filter(s => !s.unread && !s.alert);
-			} else {
-				this.chats = this.data;
 			}
-			safeAddListener(this.data, this.updateState);
-		}
-	}, 300);
 
-	// eslint-disable-next-line react/sort-comp
-	updateState = debounce(() => {
-		this.updateStateInteraction = InteractionManager.runAfterInteractions(() => {
 			this.internalSetState({
-				chats: this.chats ? this.chats.slice() : [],
+				allChats,
-				unread: this.unread ? this.unread.slice() : [],
+				chats,
-				favorites: this.favorites ? this.favorites.slice() : [],
+				unread,
-				discussions: this.discussions ? this.discussions.slice() : [],
+				favorites,
-				channels: this.channels ? this.channels.slice() : [],
+				discussions,
-				privateGroup: this.privateGroup ? this.privateGroup.slice() : [],
+				channels,
-				direct: this.direct ? this.direct.slice() : [],
+				privateGroup,
-				livechat: this.livechat ? this.livechat.slice() : [],
+				direct,
 				loading: false
 			});
-			this.forceUpdate();
 		});
-	}, 300);
+	}, 300, true);
 
 	initSearchingAndroid = () => {
 		const { openSearchHeader, navigation } = this.props;
 		this.setState({ searching: true });
 		navigation.setParams({ searching: true });
 		openSearchHeader();
-	}
+	};
 
 	cancelSearchingAndroid = () => {
 		if (isAndroid) {
@@ -299,10 +402,7 @@ class RoomsListView extends React.Component {
 			this.internalSetState({ search: [] });
 			Keyboard.dismiss();
 		}
-	}
+	};
-
-	// this is necessary during development (enables Cmd + r)
-	hasActiveDB = () => database && database.databases && database.databases.activeDB;
 
 	handleBackPress = () => {
 		const { searching } = this.state;
@@ -313,29 +413,32 @@ class RoomsListView extends React.Component {
 		}
 		appStart('background');
 		return false;
-	}
+	};
 
-	_isUnread = item => item.unread > 0 || item.alert
+	// eslint-disable-next-line react/sort-comp
-
+	search = debounce(async(text) => {
-	search = async(text) => {
 		const result = await RocketChat.search({ text });
 		this.internalSetState({
 			search: result
 		});
-	}
+	}, 300);
 
 	getRoomTitle = (item) => {
 		const { useRealName } = this.props;
 		return ((item.prid || useRealName) && item.fname) || item.name;
-	}
+	};
 
 	goRoom = (item) => {
 		this.cancelSearchingAndroid();
 		const { navigation } = this.props;
 		navigation.navigate('RoomView', {
-			rid: item.rid, name: this.getRoomTitle(item), t: item.t, prid: item.prid
+			rid: item.rid,
+			name: this.getRoomTitle(item),
+			t: item.t,
+			prid: item.prid,
+			room: item
 		});
-	}
+	};
 
 	_onPressItem = async(item = {}) => {
 		if (!item.search) {
@@ -347,7 +450,11 @@ class RoomsListView extends React.Component {
 				const { username } = item;
 				const result = await RocketChat.createDirectMessage(username);
 				if (result.success) {
-					return this.goRoom({ rid: result.room._id, name: username, t: 'd' });
+					return this.goRoom({
+						rid: result.room._id,
+						name: username,
+						t: 'd'
+					});
 				}
 			} catch (e) {
 				log(e);
@@ -355,7 +462,7 @@ class RoomsListView extends React.Component {
 		} else {
 			return this.goRoom(item);
 		}
-	}
+	};
 
 	toggleSort = () => {
 		const { toggleSortDropdown } = this.props;
@@ -369,60 +476,78 @@ class RoomsListView extends React.Component {
 		setTimeout(() => {
 			toggleSortDropdown();
 		}, 100);
-	}
+	};
 
 	toggleFav = async(rid, favorite) => {
 		try {
+			const db = database.active;
 			const result = await RocketChat.toggleFavorite(rid, !favorite);
 			if (result.success) {
-				database.write(() => {
+				const subCollection = db.collections.get('subscriptions');
-					const sub = database.objects('subscriptions').filtered('rid == $0', rid)[0];
+				await db.action(async() => {
-					if (sub) {
+					try {
+						const subRecord = await subCollection.find(rid);
+						await subRecord.update((sub) => {
 							sub.f = !favorite;
+						});
+					} catch (e) {
+						log(e);
 					}
 				});
 			}
 		} catch (e) {
 			log(e);
 		}
-	}
+	};
 
 	toggleRead = async(rid, isRead) => {
 		try {
+			const db = database.active;
 			const result = await RocketChat.toggleRead(isRead, rid);
 			if (result.success) {
-				database.write(() => {
+				const subCollection = db.collections.get('subscriptions');
-					const sub = database.objects('subscriptions').filtered('rid == $0', rid)[0];
+				await db.action(async() => {
-					if (sub) {
+					try {
+						const subRecord = await subCollection.find(rid);
+						await subRecord.update((sub) => {
 							sub.alert = isRead;
+						});
+					} catch (e) {
+						log(e);
 					}
 				});
 			}
 		} catch (e) {
 			log(e);
 		}
-	}
+	};
 
 	hideChannel = async(rid, type) => {
 		try {
+			const db = database.active;
 			const result = await RocketChat.hideRoom(rid, type);
 			if (result.success) {
-				database.write(() => {
+				const subCollection = db.collections.get('subscriptions');
-					const sub = database.objects('subscriptions').filtered('rid == $0', rid)[0];
+				await db.action(async() => {
-					database.delete(sub);
+					try {
+						const subRecord = await subCollection.find(rid);
+						await subRecord.destroyPermanently();
+					} catch (e) {
+						log(e);
+					}
 				});
 			}
 		} catch (e) {
 			log(e);
 		}
-	}
+	};
 
 	goDirectory = () => {
 		const { navigation } = this.props;
 		navigation.navigate('DirectoryView');
-	}
+	};
 
-	getScrollRef = ref => this.scroll = ref
+	getScrollRef = ref => (this.scroll = ref);
 
 	renderListHeader = () => {
 		const { search } = this.state;
@@ -436,22 +561,25 @@ class RoomsListView extends React.Component {
 				goDirectory={this.goDirectory}
 			/>
 		);
-	}
+	};
 
 	getIsRead = (item) => {
-		let isUnread = (item.archived !== true && item.open === true); // item is not archived and not opened
+		let isUnread = item.archived !== true && item.open === true; // item is not archived and not opened
 		isUnread = isUnread && (item.unread > 0 || item.alert === true); // either its unread count > 0 or its alert
 		return !isUnread;
-	}
+	};
 
 	renderItem = ({ item }) => {
 		const { width } = this.state;
 		const {
-			userId, username, token, baseUrl, StoreLastMessage
+			userId,
+			username,
+			token,
+			baseUrl,
+			StoreLastMessage
 		} = this.props;
 		const id = item.rid.replace(userId, '').trim();
 
-		if (item.search || (item.isValid && item.isValid())) {
 		return (
 			<RoomItem
 				alert={item.alert}
@@ -459,7 +587,7 @@ class RoomsListView extends React.Component {
 				userMentions={item.userMentions}
 				isRead={this.getIsRead(item)}
 				favorite={item.f}
-					lastMessage={item.lastMessage ? JSON.parse(JSON.stringify(item.lastMessage)) : null}
+				lastMessage={item.lastMessage}
 				name={this.getRoomTitle(item)}
 				_updatedAt={item.roomUpdatedAt}
 				key={item._id}
@@ -480,15 +608,13 @@ class RoomsListView extends React.Component {
 				hideChannel={this.hideChannel}
 			/>
 		);
-		}
+	};
-		return null;
-	}
 
 	renderSectionHeader = header => (
 		<View style={styles.groupTitleContainer}>
 			<Text style={styles.groupTitle}>{I18n.t(header)}</Text>
 		</View>
-	)
+	);
 
 	renderSection = (data, header) => {
 		const { showUnread, showFavorites, groupByType } = this.props;
@@ -497,7 +623,15 @@ class RoomsListView extends React.Component {
 			return null;
 		} else if (header === 'Favorites' && !showFavorites) {
 			return null;
-		} else if (['Discussions', 'Channels', 'Direct_Messages', 'Private_Groups', 'Livechat'].includes(header) && !groupByType) {
+		} else if (
+			[
+				'Discussions',
+				'Channels',
+				'Direct_Messages',
+				'Private_Groups'
+			].includes(header)
+			&& !groupByType
+		) {
 			return null;
 		} else if (header === 'Chats' && groupByType) {
 			return null;
@@ -506,13 +640,14 @@ class RoomsListView extends React.Component {
 			return (
 				<FlatList
 					data={data}
+					extraData={data}
 					keyExtractor={keyExtractor}
 					style={styles.list}
 					renderItem={this.renderItem}
 					ListHeaderComponent={() => this.renderSectionHeader(header)}
 					getItemLayout={getItemLayout}
 					enableEmptySections
-					removeClippedSubviews
+					removeClippedSubviews={isIOS}
 					keyboardShouldPersistTaps='always'
 					initialNumToRender={12}
 					windowSize={7}
@@ -520,11 +655,18 @@ class RoomsListView extends React.Component {
 			);
 		}
 		return null;
-	}
+	};
 
 	renderList = () => {
 		const {
-			search, chats, unread, favorites, discussions, channels, direct, privateGroup, livechat
+			search,
+			chats,
+			unread,
+			favorites,
+			discussions,
+			channels,
+			direct,
+			privateGroup
 		} = this.state;
 
 		if (search.length > 0) {
@@ -537,7 +679,7 @@ class RoomsListView extends React.Component {
 					renderItem={this.renderItem}
 					getItemLayout={getItemLayout}
 					enableEmptySections
-					removeClippedSubviews
+					removeClippedSubviews={isIOS}
 					keyboardShouldPersistTaps='always'
 					initialNumToRender={12}
 					windowSize={7}
@@ -553,11 +695,10 @@ class RoomsListView extends React.Component {
 				{this.renderSection(channels, 'Channels')}
 				{this.renderSection(direct, 'Direct_Messages')}
 				{this.renderSection(privateGroup, 'Private_Groups')}
-				{this.renderSection(livechat, 'Livechat')}
 				{this.renderSection(chats, 'Chats')}
 			</View>
 		);
-	}
+	};
 
 	renderScroll = () => {
 		const { loading } = this.state;
@@ -573,13 +714,14 @@ class RoomsListView extends React.Component {
 				<FlatList
 					ref={this.getScrollRef}
 					data={search.length ? search : chats}
+					extraData={search.length ? search : chats}
 					contentOffset={isIOS ? { x: 0, y: SCROLL_OFFSET } : {}}
 					keyExtractor={keyExtractor}
 					style={styles.list}
 					renderItem={this.renderItem}
 					ListHeaderComponent={this.renderListHeader}
 					getItemLayout={getItemLayout}
-					// removeClippedSubviews
+					removeClippedSubviews={isIOS}
 					keyboardShouldPersistTaps='always'
 					initialNumToRender={9}
 					windowSize={9}
@@ -598,20 +740,28 @@ class RoomsListView extends React.Component {
 				{this.renderList()}
 			</ScrollView>
 		);
-	}
+	};
 
 	render = () => {
 		console.count(`${ this.constructor.name }.render calls`);
 		const {
-			sortBy, groupByType, showFavorites, showUnread, showServerDropdown, showSortDropdown
+			sortBy,
+			groupByType,
+			showFavorites,
+			showUnread,
+			showServerDropdown,
+			showSortDropdown
 		} = this.props;
 
 		return (
-			<SafeAreaView style={styles.container} testID='rooms-list-view' forceInset={{ vertical: 'never' }}>
+			<SafeAreaView
+				style={styles.container}
+				testID='rooms-list-view'
+				forceInset={{ vertical: 'never' }}
+			>
 				<StatusBar />
 				{this.renderScroll()}
-				{showSortDropdown
+				{showSortDropdown ? (
-					? (
 					<SortDropdown
 						close={this.toggleSort}
 						sortBy={sortBy}
@@ -619,13 +769,11 @@ class RoomsListView extends React.Component {
 						showFavorites={showFavorites}
 						showUnread={showUnread}
 					/>
-					)
+				) : null}
-					: null
-				}
 				{showServerDropdown ? <ServerDropdown /> : null}
 			</SafeAreaView>
 		);
-	}
+	};
 }
 
 const mapStateToProps = state => ({

app/views/SearchMessagesView/index.js

@@ -25,7 +25,8 @@ class SearchMessagesView extends React.Component {
 	static propTypes = {
 		navigation: PropTypes.object,
 		user: PropTypes.object,
-		baseUrl: PropTypes.string
+		baseUrl: PropTypes.string,
+		customEmojis: PropTypes.object
 	}
 
 	constructor(props) {
@@ -74,6 +75,15 @@ class SearchMessagesView extends React.Component {
 		}
 	}, 1000)
 
+	getCustomEmoji = (name) => {
+		const { customEmojis } = this.props;
+		const emoji = customEmojis[name];
+		if (emoji) {
+			return emoji;
+		}
+		return null;
+	}
+
 	renderEmpty = () => (
 		<View style={styles.listEmptyContainer}>
 			<Text style={styles.noDataFound}>{I18n.t('No_results_found')}</Text>
@@ -94,6 +104,7 @@ class SearchMessagesView extends React.Component {
 				isEdited={!!item.editedAt}
 				isHeader
 				onOpenFileModal={() => {}}
+				getCustomEmoji={this.getCustomEmoji}
 			/>
 		);
 	}
@@ -145,7 +156,8 @@ const mapStateToProps = state => ({
 		id: state.login.user && state.login.user.id,
 		username: state.login.user && state.login.user.username,
 		token: state.login.user && state.login.user.token
-	}
+	},
+	customEmojis: state.customEmojis
 });
 
 export default connect(mapStateToProps)(SearchMessagesView);

app/views/SelectServerView.js

@@ -7,7 +7,6 @@ import { connect } from 'react-redux';
 import { SafeAreaView } from 'react-navigation';
 
 import I18n from '../i18n';
-import database from '../lib/realm';
 import StatusBar from '../containers/StatusBar';
 import { COLOR_BACKGROUND_CONTAINER } from '../constants/colors';
 import Navigation from '../lib/ShareNavigation';
@@ -39,13 +38,14 @@ class SelectServerView extends React.Component {
 	})
 
 	static propTypes = {
-		server: PropTypes.string
+		server: PropTypes.string,
+		navigation: PropTypes.object
 	}
 
 	constructor(props) {
 		super(props);
-		const { serversDB } = database.databases;
+		const { navigation } = this.props;
-		const servers = serversDB.objects('servers');
+		const servers = navigation.getParam('servers', []);
 		const filteredServers = servers.filter(server => server.roomsUpdatedAt);
 		this.state = {
 			servers: filteredServers

app/views/SelectedUsersView.js

@@ -6,11 +6,13 @@ import {
 import { connect } from 'react-redux';
 import { SafeAreaView } from 'react-navigation';
 import equal from 'deep-equal';
+import { orderBy } from 'lodash';
+import { Q } from '@nozbe/watermelondb';
 
 import {
 	addUser as addUserAction, removeUser as removeUserAction, reset as resetAction, setLoading as setLoadingAction
 } from '../actions/selectedUsers';
-import database, { safeAddListener } from '../lib/realm';
+import database from '../lib/database';
 import RocketChat from '../lib/rocketchat';
 import UserItem from '../presentation/UserItem';
 import Loading from '../containers/Loading';
@@ -68,11 +70,11 @@ class SelectedUsersView extends React.Component {
 
 	constructor(props) {
 		super(props);
-		this.data = database.objects('subscriptions').filtered('t = $0', 'd').sorted('roomUpdatedAt', true);
+		this.init();
 		this.state = {
-			search: []
+			search: [],
+			chats: []
 		};
-		safeAddListener(this.data, this.updateState);
 	}
 
 	componentDidMount() {
@@ -81,7 +83,7 @@ class SelectedUsersView extends React.Component {
 	}
 
 	shouldComponentUpdate(nextProps, nextState) {
-		const { search } = this.state;
+		const { search, chats } = this.state;
 		const { users, loading } = this.props;
 		if (nextProps.loading !== loading) {
 			return true;
@@ -92,14 +94,36 @@ class SelectedUsersView extends React.Component {
 		if (!equal(nextState.search, search)) {
 			return true;
 		}
+		if (!equal(nextState.chats, chats)) {
+			return true;
+		}
 		return false;
 	}
 
 	componentWillUnmount() {
 		const { reset } = this.props;
-		this.updateState.stop();
-		this.data.removeAllListeners();
 		reset();
+		if (this.querySubscription && this.querySubscription.unsubscribe) {
+			this.querySubscription.unsubscribe();
+		}
+	}
+
+	// eslint-disable-next-line react/sort-comp
+	init = async() => {
+		try {
+			const db = database.active;
+			const observable = await db.collections
+				.get('subscriptions')
+				.query(Q.where('t', 'd'))
+				.observeWithColumns(['room_updated_at']);
+
+			this.querySubscription = observable.subscribe((data) => {
+				const chats = orderBy(data, ['roomUpdatedAt'], ['desc']);
+				this.setState({ chats });
+			});
+		} catch (e) {
+			log(e);
+		}
 	}
 
 	onSearchChangeText(text) {
@@ -208,7 +232,7 @@ class SelectedUsersView extends React.Component {
 	renderSeparator = () => <View style={[sharedStyles.separator, styles.separator]} />
 
 	renderItem = ({ item, index }) => {
-		const { search } = this.state;
+		const { search, chats } = this.state;
 		const { baseUrl, user } = this.props;
 
 		const name = item.search ? item.name : item.fname;
@@ -220,7 +244,7 @@ class SelectedUsersView extends React.Component {
 		if (search.length > 0 && index === search.length - 1) {
 			style = { ...style, ...sharedStyles.separatorBottom };
 		}
-		if (search.length === 0 && index === this.data.length - 1) {
+		if (search.length === 0 && index === chats.length - 1) {
 			style = { ...style, ...sharedStyles.separatorBottom };
 		}
 		return (
@@ -238,10 +262,10 @@ class SelectedUsersView extends React.Component {
 	}
 
 	renderList = () => {
-		const { search } = this.state;
+		const { search, chats } = this.state;
 		return (
 			<FlatList
-				data={search.length > 0 ? search : this.data}
+				data={search.length > 0 ? search : chats}
 				extraData={this.props}
 				keyExtractor={item => item._id}
 				renderItem={this.renderItem}