[FIX] Delete room error (#485)

app/views/RoomActionsView/index.js

@@ -50,9 +50,8 @@ export default class RoomActionsView extends LoggedView {
 		super('RoomActionsView', props);
 		const { rid } = props;
 		this.rooms = database.objects('subscriptions').filtered('rid = $0', rid);
-		[this.room] = this.rooms;
 		this.state = {
-			room: this.room,
+			room: this.rooms[0] || {},
 			onlineMembers: [],
 			allMembers: [],
 			member: {}
@@ -90,11 +89,9 @@ export default class RoomActionsView extends LoggedView {
 	}
 
 	get canAddUser() {
-		const {
-			rid, t
-		} = this.room;
-		const { allMembers } = this.state;
+		const { allMembers, room } = this.state;
 		const { username } = this.props;
+		const { rid, t } = room;
 
 		// TODO: same test joined
 		const userInRoom = !!allMembers.find(m => m.username === username);
@@ -126,10 +123,10 @@ export default class RoomActionsView extends LoggedView {
 	}
 
 	get sections() {
+		const { onlineMembers, room } = this.state;
 		const {
 			rid, t, blocker, notifications
-		} = this.room;
-		const { onlineMembers } = this.state;
+		} = room;
 
 		const sections = [{
 			data: [{
@@ -325,7 +322,7 @@ export default class RoomActionsView extends LoggedView {
 	}
 
 	updateRoom = () => {
-		this.setState({ room: this.room });
+		this.setState({ room: this.rooms[0] || {} });
 	}
 
 	toggleBlockUser = async() => {

app/views/RoomInfoEditView/index.js

@@ -52,7 +52,7 @@ export default class RoomInfoEditView extends LoggedView {
 		this.rooms = database.objects('subscriptions').filtered('rid = $0', rid);
 		this.permissions = {};
 		this.state = {
-			room: {},
+			room: this.rooms[0] || {},
 			name: '',
 			description: '',
 			topic: '',
@@ -67,8 +67,8 @@ export default class RoomInfoEditView extends LoggedView {
 	}
 
 
-	async componentDidMount() {
-		await this.updateRoom();
+	componentDidMount() {
+		this.updateRoom();
 		this.init();
 		this.rooms.addListener(this.updateRoom);
 		const { room } = this.state;
@@ -79,9 +79,8 @@ export default class RoomInfoEditView extends LoggedView {
 		this.rooms.removeAllListeners();
 	}
 
-	updateRoom = async() => {
-		const [room] = this.rooms;
-		await this.setState({ room });
+	updateRoom = () => {
+		this.setState({ room: this.rooms[0] || {} });
 	}
 
 	init = () => {

app/views/RoomView/index.js

@@ -223,7 +223,7 @@ export default class RoomView extends LoggedView {
 
 		if (this.rooms.length > 0) {
 			const { room: prevRoom } = this.state;
-			const room = JSON.parse(JSON.stringify(this.rooms[0]));
+			const room = JSON.parse(JSON.stringify(this.rooms[0] || {}));
 			this.setState({ room });
 
 			if (!prevRoom.rid) {