text: import React from 'react';
  import PropTypes from 'prop-types';
  import {
  	Text, View, LayoutAnimation, ActivityIndicator
  } from 'react-native';
  import { connect } from 'react-redux';
  import { RectButton } from 'react-native-gesture-handler';
  import { SafeAreaView } from 'react-navigation';
  import equal from 'deep-equal';
  import moment from 'moment';
  
  import { openRoom as openRoomAction, closeRoom as closeRoomAction } from '../../actions/room';
  import { toggleReactionPicker as toggleReactionPickerAction, actionsShow as actionsShowAction } from '../../actions/messages';
  import LoggedView from '../View';
  import { List } from './List';
  import database from '../../lib/realm';
  import RocketChat from '../../lib/rocketchat';
  import Message from '../../containers/message';
  import MessageActions from '../../containers/MessageActions';
  import MessageErrorActions from '../../containers/MessageErrorActions';
  import MessageBox from '../../containers/MessageBox';
  import ReactionPicker from './ReactionPicker';
  import UploadProgress from './UploadProgress';
  import styles from './styles';
  import log from '../../utils/log';
  import { isIOS } from '../../utils/deviceInfo';
  import I18n from '../../i18n';
  import ConnectionBadge from '../../containers/ConnectionBadge';
  import { CustomHeaderButtons, Item } from '../../containers/HeaderButton';
  import RoomHeaderView from './Header';
  import StatusBar from '../../containers/StatusBar';
  import Separator from './Separator';
  import { COLOR_WHITE } from '../../constants/colors';
  
  @connect(state => ({
  	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
  	},
  	actionMessage: state.messages.actionMessage,
  	showActions: state.messages.showActions,
  	showErrorActions: state.messages.showErrorActions,
  	appState: state.app.ready && state.app.foreground ? 'foreground' : 'background'
  }), dispatch => ({
  	openRoom: room => dispatch(openRoomAction(room)),
  	toggleReactionPicker: message => dispatch(toggleReactionPickerAction(message)),
  	actionsShow: actionMessage => dispatch(actionsShowAction(actionMessage)),
  	closeRoom: () => dispatch(closeRoomAction())
  }))
  /** @extends React.Component */
  export default class RoomView extends LoggedView {
  	static navigationOptions = ({ navigation }) => {
  		const rid = navigation.getParam('rid');
  		const t = navigation.getParam('t');
  		const f = navigation.getParam('f');
  		const toggleFav = navigation.getParam('toggleFav', () => {});
  		const starIcon = f ? 'Star-filled' : 'star';
  		return {
  			headerTitle: <RoomHeaderView />,
  			headerRight: t === 'l'
  				? null
  				: (
  					<CustomHeaderButtons>
  						<Item title='star' iconName={starIcon} onPress={toggleFav} testID='room-view-header-star' />
  						<Item title='more' iconName='menu' onPress={() => navigation.navigate('RoomActionsView', { rid })} testID='room-view-header-actions' />
  					</CustomHeaderButtons>
  				)
  		};
  	}
  
  	static propTypes = {
  		navigation: PropTypes.object,
  		openRoom: PropTypes.func.isRequired,
  		user: PropTypes.shape({
  			id: PropTypes.string.isRequired,
  			username: PropTypes.string.isRequired,
  			token: PropTypes.string.isRequired
  		}),
  		showActions: PropTypes.bool,
  		showErrorActions: PropTypes.bool,
  		actionMessage: PropTypes.object,
  		appState: PropTypes.string,
  		toggleReactionPicker: PropTypes.func.isRequired,
  		actionsShow: PropTypes.func,
  		closeRoom: PropTypes.func
  	};
  
  	constructor(props) {
  		super('RoomView', props);
  		this.rid = props.navigation.getParam('rid');
  		this.rooms = database.objects('subscriptions').filtered('rid = $0', this.rid);
  		this.state = {
  			loaded: false,
  			joined: this.rooms.length > 0,
  			room: {},
  			lastOpen: null
  		};
  		this.beginAnimating = false;
  		this.onReactionPress = this.onReactionPress.bind(this);
  		setTimeout(() => {
  			this.beginAnimating = true;
  		}, 300);
  	}
  
  	componentDidMount() {
  		const { navigation } = this.props;
  		navigation.setParams({ toggleFav: this.toggleFav });
  
  		if (this.rooms.length === 0 && this.rid) {
  			const { rid, name, t } = navigation.state.params;
  			this.setState(
  				{ room: { rid, name, t } },
  				() => this.updateRoom()
  			);
  		}
  		this.rooms.addListener(this.updateRoom);
  		this.internalSetState({ loaded: true });
  	}
  
  	shouldComponentUpdate(nextProps, nextState) {
  		const {
  			room, loaded, joined
  		} = this.state;
  		const { showActions, showErrorActions, appState } = this.props;
  
  		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 (loaded !== nextState.loaded) {
  			return true;
  		} else if (joined !== nextState.joined) {
  			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;
  	}
  
  	componentDidUpdate(prevProps, prevState) {
  		const { room } = this.state;
  		const { appState, navigation } = this.props;
  
  		if (prevState.room.f !== room.f) {
  			navigation.setParams({ f: room.f });
  		} else if (appState === 'foreground' && appState !== prevProps.appState) {
  			RocketChat.loadMissedMessages(room).catch(e => console.log(e));
  			RocketChat.readMessages(room.rid).catch(e => console.log(e));
  		}
  	}
  
  	componentWillUnmount() {
  		const { closeRoom } = this.props;
  		closeRoom();
  		this.rooms.removeAllListeners();
  	}
  
  	onMessageLongPress = (message) => {
  		const { actionsShow } = this.props;
  		actionsShow(message);
  	}
  
  	onReactionPress = (shortname, messageId) => {
  		const { actionMessage, toggleReactionPicker } = this.props;
  		try {
  			if (!messageId) {
  				RocketChat.setReaction(shortname, actionMessage._id);
  				return toggleReactionPicker();
  			}
  			RocketChat.setReaction(shortname, messageId);
  		} catch (e) {
  			log('RoomView.onReactionPress', e);
  		}
  	};
  
  	internalSetState = (...args) => {
  		if (isIOS && this.beginAnimating) {
  			LayoutAnimation.easeInEaseOut();
  		}
  		this.setState(...args);
  	}
  
  	// eslint-disable-next-line react/sort-comp
  	updateRoom = () => {
  		const { openRoom } = this.props;
  
  		if (this.rooms.length > 0) {
  			const { room: prevRoom } = this.state;
  			const room = JSON.parse(JSON.stringify(this.rooms[0] || {}));
  			this.internalSetState({ room });
  
  			if (!prevRoom._id) {
  				openRoom({
  					...room
  				});
  				if (room.alert || room.unread || room.userMentions) {
  					this.setLastOpen(room.ls);
  				} else {
  					this.setLastOpen(null);
  				}
  			}
  		} else {
  			const { room } = this.state;
  			if (room.rid) {
  				openRoom(room);
  				this.internalSetState({ joined: false });
  			}
  		}
  	}
  
  	toggleFav = () => {
  		try {
  			const { room } = this.state;
  			const { rid, f } = room;
  			RocketChat.toggleFavorite(rid, !f);
  		} catch (e) {
  			log('toggleFavorite', e);
  		}
  	}
  
  	sendMessage = (message) => {
  		LayoutAnimation.easeInEaseOut();
  		RocketChat.sendMessage(this.rid, message).then(() => {
  			this.setLastOpen(null);
  		});
  	};
  
  	setLastOpen = lastOpen => this.setState({ lastOpen });
  
  	joinRoom = async() => {
  		try {
  			const result = await RocketChat.joinRoom(this.rid);
  			if (result.success) {
  				this.internalSetState({
  					joined: true
  				});
  			}
  		} catch (e) {
  			log('joinRoom', e);
  		}
  	};
  
  	isOwner = () => {
  		const { room } = this.state;
  		return room && room.roles && Array.from(Object.keys(room.roles), i => room.roles[i].value).includes('owner');
  	}
  
  	isMuted = () => {
  		const { room } = this.state;
  		const { user } = this.props;
  		return room && room.muted && !!Array.from(Object.keys(room.muted), i => room.muted[i].value).includes(user.username);
  	}
  
  	isReadOnly = () => {
  		const { room } = this.state;
  		return (room.ro && !room.broadcast) || this.isMuted() || room.archived;
  	}
  
  	isBlocked = () => {
  		const { room } = this.state;
  
  		if (room) {
  			const { t, blocked, blocker } = room;
  			if (t === 'd' && (blocked || blocker)) {
  				return true;
  			}
  		}
  		return false;
  	}
  
  	renderItem = (item, previousItem) => {
  		const { room, lastOpen } = this.state;
  		const { user } = this.props;
  		let dateSeparator = null;
  		let showUnreadSeparator = false;
  
  		if (!previousItem) {
  			dateSeparator = item.ts;
  			showUnreadSeparator = moment(item.ts).isAfter(lastOpen);
  		} else {
  			showUnreadSeparator = lastOpen
  				&& moment(item.ts).isAfter(lastOpen)
  				&& moment(previousItem.ts).isBefore(lastOpen);
  			if (!moment(item.ts).isSame(previousItem.ts, 'day')) {
  				dateSeparator = previousItem.ts;
  			}
  		}
  
  		if (showUnreadSeparator || dateSeparator) {
  			return (
  				<React.Fragment>
  					<Message
  						key={item._id}
  						item={item}
  						status={item.status}
  						reactions={JSON.parse(JSON.stringify(item.reactions))}
  						user={user}
  						archived={room.archived}
  						broadcast={room.broadcast}
  						previousItem={previousItem}
  						_updatedAt={item._updatedAt}
  						onReactionPress={this.onReactionPress}
  						onLongPress={this.onMessageLongPress}
  					/>
  					<Separator
  						ts={dateSeparator}
  						unread={showUnreadSeparator}
  					/>
  				</React.Fragment>
  			);
  		}
  
  		return (
  			<Message
  				key={item._id}
  				item={item}
  				status={item.status}
  				reactions={JSON.parse(JSON.stringify(item.reactions))}
  				user={user}
  				archived={room.archived}
  				broadcast={room.broadcast}
  				previousItem={previousItem}
  				_updatedAt={item._updatedAt}
  				onReactionPress={this.onReactionPress}
  				onLongPress={this.onMessageLongPress}
  			/>
  		);
  	}
  
  	renderFooter = () => {
  		const { joined } = this.state;
  
  		if (!joined) {
  			return (
  				<View style={styles.joinRoomContainer} key='room-view-join' testID='room-view-join'>
  					<Text style={styles.previewMode}>{I18n.t('You_are_in_preview_mode')}</Text>
  					<RectButton
  						onPress={this.joinRoom}
  						style={styles.joinRoomButton}
  						activeOpacity={0.5}
  						underlayColor={COLOR_WHITE}
  					>
  						<Text style={styles.joinRoomText} testID='room-view-join-button'>{I18n.t('Join')}</Text>
  					</RectButton>
  				</View>
  			);
  		}
  		if (this.isReadOnly()) {
  			return (
  				<View style={styles.readOnly} key='room-view-read-only'>
  					<Text style={styles.previewMode}>{I18n.t('This_room_is_read_only')}</Text>
  				</View>
  			);
  		}
  		if (this.isBlocked()) {
  			return (
  				<View style={styles.readOnly} key='room-view-block'>
  					<Text style={styles.previewMode}>{I18n.t('This_room_is_blocked')}</Text>
  				</View>
  			);
  		}
  		return <MessageBox key='room-view-messagebox' onSubmit={this.sendMessage} rid={this.rid} />;
  	};
  
  	renderList = () => {
  		const { loaded, room } = this.state;
  		if (!loaded || !room.rid) {
  			return <ActivityIndicator style={styles.loading} />;
  		}
  		return (
  			[
  				<List
  					key='room-view-messages'
  					room={room}
  					renderRow={this.renderItem}
  				/>,
  				this.renderFooter()
  			]
  		);
  	}
  
  	render() {
  		const { room } = this.state;
  		const { user, showActions, showErrorActions } = this.props;
  
  		return (
  			<SafeAreaView style={styles.container} testID='room-view' forceInset={{ bottom: 'never' }}>
  				<StatusBar />
  				{this.renderList()}
  				{room._id && showActions
  					? <MessageActions room={room} user={user} />
  					: null
  				}
  				{showErrorActions ? <MessageErrorActions /> : null}
  				<ReactionPicker onEmojiSelected={this.onReactionPress} />
  				<UploadProgress rid={this.rid} />
  				<ConnectionBadge />
  			</SafeAreaView>
  		);
  	}
  }
  