Implement user online status

Resolve #7422
Fix #7424

src/server/api/endpoints/get-online-users-count.ts

@@ -1,6 +1,7 @@
+import { USER_ONLINE_THRESHOLD } from '@/const';
+import { Users } from '@/models';
+import { MoreThan } from 'typeorm';
 import define from '../define';
-import { redisClient } from '../../../db/redis';
-import config from '@/config';
 
 export const meta = {
 	tags: ['meta'],
@@ -11,12 +12,12 @@ export const meta = {
 	}
 };
 
-export default define(meta, (ps, user) => {
-	return new Promise((res, rej) => {
-		redisClient.pubsub('numsub', config.host, (_, x) => {
-			res({
-				count: x[1]
-			});
-		});
+export default define(meta, async () => {
+	const count = await Users.count({
+		lastActiveDate: MoreThan(new Date(Date.now() - USER_ONLINE_THRESHOLD))
 	});
+
+	return {
+		count
+	};
 });

src/server/api/endpoints/i/update.ts

@@ -96,6 +96,10 @@ export const meta = {
 			validator: $.optional.bool,
 		},
 
+		hideOnlineStatus: {
+			validator: $.optional.bool,
+		},
+
 		carefulBot: {
 			validator: $.optional.bool,
 			desc: {
@@ -228,6 +232,7 @@ export default define(meta, async (ps, _user, token) => {
 	if (ps.mutingNotificationTypes !== undefined) profileUpdates.mutingNotificationTypes = ps.mutingNotificationTypes as typeof notificationTypes[number][];
 	if (typeof ps.isLocked === 'boolean') updates.isLocked = ps.isLocked;
 	if (typeof ps.isExplorable === 'boolean') updates.isExplorable = ps.isExplorable;
+	if (typeof ps.hideOnlineStatus === 'boolean') updates.hideOnlineStatus = ps.hideOnlineStatus;
 	if (typeof ps.isBot === 'boolean') updates.isBot = ps.isBot;
 	if (typeof ps.carefulBot === 'boolean') profileUpdates.carefulBot = ps.carefulBot;
 	if (typeof ps.autoAcceptFollowed === 'boolean') profileUpdates.autoAcceptFollowed = ps.autoAcceptFollowed;

src/server/api/streaming.ts

@@ -6,6 +6,7 @@ import { ParsedUrlQuery } from 'querystring';
 import authenticate from './authenticate';
 import { EventEmitter } from 'events';
 import { subsdcriber as redisClient } from '../../db/redis';
+import { Users } from '@/models';
 
 module.exports = (server: http.Server) => {
 	// Init websocket server
@@ -45,5 +46,11 @@ module.exports = (server: http.Server) => {
 				connection.send('pong');
 			}
 		});
+
+		if (user) {
+			Users.update(user.id, {
+				lastActiveDate: new Date(),
+			});
+		}
 	});
 };