[IMPROVE] Subscribe to roles (#2992)

* [CHORE] Subscribe to Roles

* subscribe to roles-change

* add subscribe for stream-roles

* fixed subscribe roles

* Add componentDidUpdate to RoomMembersView and propType

* Update componentDidUpdate in RoomMembersView, roles reducer,  getRoles method and actionType

* Minor tweaks

* Remove componentDidUpdate

* Fix add role

* Fix initialState and remove role

* Minor try/catch fix

* Fix lint

* Fix offline first

Co-authored-by: Diego Mello <diegolmello@gmail.com>
Co-authored-by: Gerzon Z <gerzonc@icloud.com>
Co-authored-by: Gerzon Z <gerzonzcanario@gmail.com>

app/actions/actionsTypes.js

@@ -72,3 +72,4 @@ export const ENTERPRISE_MODULES = createRequestTypes('ENTERPRISE_MODULES', ['CLE
 export const ENCRYPTION = createRequestTypes('ENCRYPTION', ['INIT', 'STOP', 'DECODE_KEY', 'SET', 'SET_BANNER']);
 
 export const PERMISSIONS = createRequestTypes('PERMISSIONS', ['SET', 'UPDATE']);
+export const ROLES = createRequestTypes('ROLES', ['SET', 'UPDATE', 'REMOVE']);

app/actions/roles.js

@@ -0,0 +1,20 @@
+import * as types from './actionsTypes';
+
+export function setRoles(roles) {
+	return {
+		type: types.ROLES.SET,
+		roles
+	};
+}
+export function updateRoles(id, desc) {
+	return {
+		type: types.ROLES.UPDATE,
+		payload: { id, desc }
+	};
+}
+export function removeRoles(id) {
+	return {
+		type: types.ROLES.REMOVE,
+		payload: { id }
+	};
+}

app/lib/methods/getRoles.js

@@ -2,9 +2,66 @@ import { sanitizedRaw } from '@nozbe/watermelondb/RawRecord';
 
 import database from '../database';
 import log from '../../utils/log';
+import reduxStore from '../createStore';
 import protectedFunction from './helpers/protectedFunction';
+import {
+	removeRoles, setRoles as setRolesAction, updateRoles
+} from '../../actions/roles';
 
-export default function() {
+export async function setRoles() {
+	const db = database.active;
+	const rolesCollection = db.collections.get('roles');
+	const allRoles = await rolesCollection.query().fetch();
+	const parsed = allRoles.reduce((acc, item) => ({ ...acc, [item.id]: item.description || item.id }), {});
+	reduxStore.dispatch(setRolesAction(parsed));
+}
+
+export async function onRolesChanged(ddpMessage) {
+	const { type, _id, description } = ddpMessage.fields.args[0];
+	if (/changed/.test(type)) {
+		const db = database.active;
+		const rolesCollection = db.get('roles');
+		try {
+			const rolesRecord = await rolesCollection.find(_id);
+			try {
+				await db.action(async() => {
+					await rolesRecord.update((u) => {
+						u.description = description;
+					});
+				});
+			} catch (e) {
+				log(e);
+			}
+			reduxStore.dispatch(updateRoles(_id, description));
+		} catch (err) {
+			try {
+				await db.action(async() => {
+					await rolesCollection.create((post) => {
+						post._raw = sanitizedRaw({ id: _id, description }, rolesCollection.schema);
+					});
+				});
+			} catch (e) {
+				log(e);
+			}
+			reduxStore.dispatch(updateRoles(_id, description || _id));
+		}
+	}
+	if (/removed/.test(type)) {
+		const db = database.active;
+		const rolesCollection = db.get('roles');
+		try {
+			const rolesRecord = await rolesCollection.find(_id);
+			await db.action(async() => {
+				await rolesRecord.destroyPermanently();
+			});
+			reduxStore.dispatch(removeRoles(_id));
+		} catch (err) {
+			console.log(err);
+		}
+	}
+}
+
+export function getRoles() {
 	const db = database.active;
 	return new Promise(async(resolve) => {
 		try {
@@ -50,6 +107,7 @@ export default function() {
 					} catch (e) {
 						log(e);
 					}
+					setRoles();
 					return allRecords.length;
 				});
 				return resolve();

app/lib/rocketchat.js

@@ -37,7 +37,7 @@ import {
 	getEnterpriseModules, setEnterpriseModules, hasLicense, isOmnichannelModuleAvailable
 } from './methods/enterpriseModules';
 import getSlashCommands from './methods/getSlashCommands';
-import getRoles from './methods/getRoles';
+import { getRoles, setRoles, onRolesChanged } from './methods/getRoles';
 import canOpenRoom from './methods/canOpenRoom';
 import triggerBlockAction, { triggerSubmitView, triggerCancel } from './methods/actions';
 
@@ -275,6 +275,8 @@ const RocketChat = {
 
 			this.usersListener = this.sdk.onStreamData('users', protectedFunction(ddpMessage => RocketChat._setUser(ddpMessage)));
 
+			this.rolesListener = this.sdk.onStreamData('stream-roles', protectedFunction(ddpMessage => onRolesChanged(ddpMessage)));
+
 			this.notifyLoggedListener = this.sdk.onStreamData('stream-notify-logged', protectedFunction(async(ddpMessage) => {
 				const { eventName } = ddpMessage.fields;
 				if (/user-status/.test(eventName)) {
@@ -859,6 +861,7 @@ const RocketChat = {
 	isOmnichannelModuleAvailable,
 	getSlashCommands,
 	getRoles,
+	setRoles,
 	parseSettings: settings => settings.reduce((ret, item) => {
 		ret[item._id] = defaultSettings[item._id] && item[defaultSettings[item._id].type];
 		if (item._id === 'Hide_System_Messages') {

app/reducers/index.js

@@ -19,6 +19,7 @@ import createDiscussion from './createDiscussion';
 import enterpriseModules from './enterpriseModules';
 import encryption from './encryption';
 import permissions from './permissions';
+import roles from './roles';
 
 import inquiry from '../ee/omnichannel/reducers/inquiry';
 
@@ -43,5 +44,6 @@ export default combineReducers({
 	inquiry,
 	enterpriseModules,
 	encryption,
-	permissions
+	permissions,
+	roles
 });

app/reducers/permissions.js

@@ -1,8 +1,6 @@
 import { PERMISSIONS } from '../actions/actionsTypes';
 
-const initialState = {
-	permissions: {}
-};
+const initialState = {};
 
 export default function permissions(state = initialState, action) {
 	switch (action.type) {

app/reducers/roles.js

@@ -0,0 +1,22 @@
+import { ROLES } from '../actions/actionsTypes';
+
+const initialState = {};
+
+export default function permissions(state = initialState, action) {
+	switch (action.type) {
+		case ROLES.SET:
+			return action.roles;
+		case ROLES.UPDATE:
+			return {
+				...state,
+				[action.payload.id]: action.payload.desc || action.payload.id
+			};
+		case ROLES.REMOVE: {
+			const newState = { ...state };
+			delete newState[action.payload.id];
+			return newState;
+		}
+		default:
+			return state;
+	}
+}

app/sagas/login.js

@@ -90,6 +90,7 @@ const fetchCustomEmojis = function* fetchCustomEmojis() {
 };
 
 const fetchRoles = function* fetchRoles() {
+	RocketChat.subscribe('stream-roles', 'roles');
 	yield RocketChat.getRoles();
 };
 

app/sagas/selectServer.js

@@ -125,6 +125,7 @@ const handleSelectServer = function* handleSelectServer({ server, version, fetch
 		RocketChat.setSettings();
 		RocketChat.setCustomEmojis();
 		RocketChat.setPermissions();
+		RocketChat.setRoles();
 		RocketChat.setEnterpriseModules();
 
 		let serverInfo;

app/views/RoomInfoView/index.js

@@ -6,7 +6,6 @@ import { connect } from 'react-redux';
 import UAParser from 'ua-parser-js';
 import isEmpty from 'lodash/isEmpty';
 
-import database from '../../lib/database';
 import { CustomIcon } from '../../lib/Icons';
 import Status from '../../containers/Status';
 import Avatar from '../../containers/Avatar';
@@ -55,7 +54,8 @@ class RoomInfoView extends React.Component {
 		theme: PropTypes.string,
 		isMasterDetail: PropTypes.bool,
 		jitsiEnabled: PropTypes.bool,
-		editRoomPermission: PropTypes.array
+		editRoomPermission: PropTypes.array,
+		roles: PropTypes.array
 	}
 
 	constructor(props) {
@@ -133,18 +133,9 @@ class RoomInfoView extends React.Component {
 		return room.t === 'l';
 	}
 
-	getRoleDescription = async(id) => {
-		const db = database.active;
-		try {
-			const rolesCollection = db.get('roles');
-			const role = await rolesCollection.find(id);
-			if (role) {
-				return role.description;
-			}
-			return null;
-		} catch (e) {
-			return null;
-		}
+	getRoleDescription = (id) => {
+		const { roles } = this.props;
+		return roles[id];
 	};
 
 	loadVisitor = async() => {
@@ -378,7 +369,8 @@ const mapStateToProps = state => ({
 	rooms: state.room.rooms,
 	isMasterDetail: state.app.isMasterDetail,
 	jitsiEnabled: state.settings.Jitsi_Enabled || false,
-	editRoomPermission: state.permissions['edit-room']
+	editRoomPermission: state.permissions['edit-room'],
+	roles: state.roles
 });
 
 export default connect(mapStateToProps)(withTheme(RoomInfoView));

app/views/RoomMembersView/index.js

@@ -49,7 +49,8 @@ class RoomMembersView extends React.Component {
 		room: PropTypes.object,
 		user: PropTypes.shape({
 			id: PropTypes.string,
-			token: PropTypes.string
+			token: PropTypes.string,
+			roles: PropTypes.array
 		}),
 		showActionSheet: PropTypes.func,
 		theme: PropTypes.string,