[FIX] Update the number of members from a room

app/definitions/ISubscription.ts

@@ -102,6 +102,7 @@ export interface ISubscription {
 	onHold?: boolean;
 	source?: IOmnichannelSource;
 	hideMentionStatus?: boolean;
+	usersCount?: number;
 	// https://nozbe.github.io/WatermelonDB/Relation.html#relation-api
 	messages: RelationModified<TMessageModel>;
 	threads: RelationModified<TThreadModel>;

app/lib/database/model/Subscription.js

@@ -137,5 +137,7 @@ export default class Subscription extends Model {
 
 	@field('on_hold') onHold;
 
+	@field('users_count') usersCount;
+
 	@json('source', sanitizer) source;
 }

app/lib/database/model/migrations.js

@@ -257,6 +257,15 @@ export default schemaMigrations({
 					columns: [{ name: 'e2e_suggested_key', type: 'string', isOptional: true }]
 				})
 			]
+		},
+		{
+			toVersion: 21,
+			steps: [
+				addColumns({
+					table: 'subscriptions',
+					columns: [{ name: 'users_count', type: 'string', isOptional: true }]
+				})
+			]
 		}
 	]
 });

app/lib/database/schema/app.js

@@ -1,7 +1,7 @@
 import { appSchema, tableSchema } from '@nozbe/watermelondb';
 
 export default appSchema({
-	version: 20,
+	version: 21,
 	tables: [
 		tableSchema({
 			name: 'subscriptions',
@@ -63,7 +63,8 @@ export default appSchema({
 				{ name: 'team_main', type: 'boolean', isOptional: true }, // Use `Q.notEq(true)` to get false or null
 				{ name: 'on_hold', type: 'boolean', isOptional: true },
 				{ name: 'source', type: 'string', isOptional: true },
-				{ name: 'hide_mention_status', type: 'boolean', isOptional: true }
+				{ name: 'hide_mention_status', type: 'boolean', isOptional: true },
+				{ name: 'users_count', type: 'number', isOptional: true }
 			]
 		}),
 		tableSchema({

app/lib/methods/helpers/mergeSubscriptionsRooms.ts

@@ -85,6 +85,9 @@ export const merge = (
 		if (room && 'source' in room) {
 			mergedSubscription.source = room?.source;
 		}
+		if (room && 'usersCount' in room) {
+			mergedSubscription.usersCount = room.usersCount;
+		}
 	}
 
 	if (!mergedSubscription.name) {

app/views/RoomActionsView/index.tsx

@@ -85,7 +85,7 @@ interface IRoomActionsViewProps extends IActionSheetProvider, IBaseScreen<ChatsS
 
 interface IRoomActionsViewState {
 	room: TSubscriptionModel;
-	membersCount: number;
+	membersCount?: number;
 	member: Partial<IUser>;
 	joined: boolean;
 	canViewMembers: boolean;
@@ -152,7 +152,7 @@ class RoomActionsView extends React.Component<IRoomActionsViewProps, IRoomAction
 			this.roomObservable = room.observe();
 			this.subscription = this.roomObservable.subscribe(changes => {
 				if (this.mounted) {
-					this.setState({ room: changes });
+					this.setState({ room: changes, membersCount: changes.usersCount });
 				} else {
 					// @ts-ignore
 					this.state.room = changes;
@@ -1050,7 +1050,7 @@ class RoomActionsView extends React.Component<IRoomActionsViewProps, IRoomAction
 							<>
 								<List.Item
 									title='Members'
-									subtitle={membersCount > 0 ? `${membersCount} ${I18n.t('members')}` : undefined}
+									subtitle={membersCount && membersCount > 0 ? `${membersCount} ${I18n.t('members')}` : undefined}
 									onPress={() => this.onPressTouchable({ route: 'RoomMembersView', params: { rid, room, joined: this.joined } })}
 									testID='room-actions-members'
 									left={() => <List.Icon name='team' />}