vn-verdnaturachat/app/views/SnippetedMessagesView/index.js

132 lines
3.3 KiB
JavaScript

import React from 'react';
import PropTypes from 'prop-types';
import { FlatList, View, Text } from 'react-native';
import { connect } from 'react-redux';
import SafeAreaView from 'react-native-safe-area-view';
import { openSnippetedMessages as openSnippetedMessagesAction, closeSnippetedMessages as closeSnippetedMessagesAction } from '../../actions/snippetedMessages';
import LoggedView from '../View';
import styles from './styles';
import Message from '../../containers/message';
import RCActivityIndicator from '../../containers/ActivityIndicator';
import I18n from '../../i18n';
@connect(state => ({
messages: state.snippetedMessages.messages,
ready: state.snippetedMessages.ready,
user: {
id: state.login.user && state.login.user.id,
username: state.login.user && state.login.user.username,
token: state.login.user && state.login.user.token
}
}), dispatch => ({
openSnippetedMessages: (rid, limit) => dispatch(openSnippetedMessagesAction(rid, limit)),
closeSnippetedMessages: () => dispatch(closeSnippetedMessagesAction())
}))
/** @extends React.Component */
export default class SnippetedMessagesView extends LoggedView {
static options() {
return {
topBar: {
title: {
text: I18n.t('Snippets')
}
}
};
}
static propTypes = {
rid: PropTypes.string,
messages: PropTypes.array,
ready: PropTypes.bool,
user: PropTypes.object,
openSnippetedMessages: PropTypes.func,
closeSnippetedMessages: PropTypes.func
}
constructor(props) {
super('SnippetedMessagesView', props);
this.state = {
loading: true,
loadingMore: false
};
}
componentDidMount() {
this.limit = 20;
this.load();
}
componentWillReceiveProps(nextProps) {
const { ready } = this.props;
if (nextProps.ready && nextProps.ready !== ready) {
this.setState({ loading: false, loadingMore: false });
}
}
componentWillUnmount() {
const { closeSnippetedMessages } = this.props;
closeSnippetedMessages();
}
load = () => {
const { rid, openSnippetedMessages } = this.props;
openSnippetedMessages(rid, this.limit);
}
moreData = () => {
const { loadingMore } = this.state;
const { messages } = this.props;
if (messages.length < this.limit) {
return;
}
if (!loadingMore) {
this.setState({ loadingMore: true });
this.limit += 20;
this.load();
}
}
renderEmpty = () => (
<View style={styles.listEmptyContainer} testID='snippeted-messages-view'>
<Text>{I18n.t('No_snippeted_messages')}</Text>
</View>
)
renderItem = ({ item }) => {
const { user } = this.props;
return (
<Message
item={item}
style={styles.message}
reactions={item.reactions}
user={user}
customTimeFormat='MMMM Do YYYY, h:mm:ss a'
/>
);
}
render() {
const { loading, loadingMore } = this.state;
const { messages, ready } = this.props;
if (ready && messages.length === 0) {
return this.renderEmpty();
}
return (
<SafeAreaView style={styles.list} testID='snippeted-messages-view' forceInset={{ bottom: 'never' }}>
<FlatList
data={messages}
renderItem={this.renderItem}
style={styles.list}
keyExtractor={item => item._id}
onEndReached={this.moreData}
ListHeaderComponent={loading ? <RCActivityIndicator /> : null}
ListFooterComponent={loadingMore ? <RCActivityIndicator /> : null}
/>
</SafeAreaView>
);
}
}