perf: 各ストリーミング接続ごとにポーリングしないように

src/server/api/endpoints/channels/follow.ts

@@ -4,6 +4,7 @@ import define from '../../define';
 import { ApiError } from '../../error';
 import { Channels, ChannelFollowings } from '../../../../models';
 import { genId } from '../../../../misc/gen-id';
+import { publishUserEvent } from '../../../../services/stream';
 
 export const meta = {
 	tags: ['channels'],
@@ -42,4 +43,6 @@ export default define(meta, async (ps, user) => {
 		followerId: user.id,
 		followeeId: channel.id,
 	});
+
+	publishUserEvent(user.id, 'followChannel', channel);
 });

src/server/api/endpoints/channels/unfollow.ts

@@ -3,6 +3,7 @@ import { ID } from '../../../../misc/cafy-id';
 import define from '../../define';
 import { ApiError } from '../../error';
 import { Channels, ChannelFollowings } from '../../../../models';
+import { publishUserEvent } from '../../../../services/stream';
 
 export const meta = {
 	tags: ['channels'],
@@ -39,4 +40,6 @@ export default define(meta, async (ps, user) => {
 		followerId: user.id,
 		followeeId: channel.id,
 	});
+
+	publishUserEvent(user.id, 'unfollowChannel', channel);
 });

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

@@ -1,6 +1,6 @@
 import $ from 'cafy';
 import { ID } from '../../../../misc/cafy-id';
-import { publishMainStream } from '../../../../services/stream';
+import { publishMainStream, publishUserEvent } from '../../../../services/stream';
 import acceptAllFollowRequests from '../../../../services/following/requests/accept-all';
 import { publishToFollowers } from '../../../../services/i/update';
 import define from '../../define';
@@ -317,6 +317,7 @@ export default define(meta, async (ps, user, token) => {
 
 	// Publish meUpdated event
 	publishMainStream(user.id, 'meUpdated', iObj);
+	publishUserEvent(user.id, 'updateUserProfile', await UserProfiles.findOne(user.id));
 
 	// 鍵垢を解除したとき、溜まっていたフォローリクエストがあるならすべて承認
 	if (user.isLocked && ps.isLocked === false) {

src/server/api/endpoints/mute/create.ts

@@ -6,6 +6,7 @@ import { getUser } from '../../common/getters';
 import { genId } from '../../../../misc/gen-id';
 import { Mutings, NoteWatchings } from '../../../../models';
 import { Muting } from '../../../../models/entities/muting';
+import { publishUserEvent } from '../../../../services/stream';
 
 export const meta = {
 	desc: {
@@ -82,6 +83,8 @@ export default define(meta, async (ps, user) => {
 		muteeId: mutee.id,
 	} as Muting);
 
+	publishUserEvent(user.id, 'mute', mutee);
+
 	NoteWatchings.delete({
 		userId: muter.id,
 		noteUserId: mutee.id

src/server/api/endpoints/mute/delete.ts

@@ -4,6 +4,7 @@ import define from '../../define';
 import { ApiError } from '../../error';
 import { getUser } from '../../common/getters';
 import { Mutings } from '../../../../models';
+import { publishUserEvent } from '../../../../services/stream';
 
 export const meta = {
 	desc: {
@@ -76,4 +77,6 @@ export default define(meta, async (ps, user) => {
 	await Mutings.delete({
 		id: exist.id
 	});
+
+	publishUserEvent(user.id, 'unmute', mutee);
 });

src/server/api/stream/index.ts

@@ -30,10 +30,6 @@ export default class Connection {
 	public subscriber: EventEmitter;
 	private channels: Channel[] = [];
 	private subscribingNotes: any = {};
-	private followingClock: ReturnType<typeof setInterval>;
-	private mutingClock: ReturnType<typeof setInterval>;
-	private followingChannelsClock: ReturnType<typeof setInterval>;
-	private userProfileClock: ReturnType<typeof setInterval>;
 
 	constructor(
 		wsConnection: websocket.connection,
@@ -52,19 +48,51 @@ export default class Connection {
 			this.onBroadcastMessage(type, body);
 		});
 
-		// TODO: reidsでイベントをもらうようにし、ポーリングはしないようにする
 		if (this.user) {
 			this.updateFollowing();
-			this.followingClock = setInterval(this.updateFollowing, 5000);
-
 			this.updateMuting();
-			this.mutingClock = setInterval(this.updateMuting, 5000);
-
 			this.updateFollowingChannels();
-			this.followingChannelsClock = setInterval(this.updateFollowingChannels, 5000);
-
 			this.updateUserProfile();
-			this.userProfileClock = setInterval(this.updateUserProfile, 5000);
+
+			this.subscriber.on(`user:${this.user.id}`, ({ type, body }) => {
+				this.onUserEvent(type, body);
+			});
+		}
+	}
+
+	@autobind
+	private onUserEvent(type: string, body: any) {
+		switch (type) {
+			case 'follow':
+				this.following.add(body.id);
+				break;
+
+			case 'unfollow':
+				this.following.delete(body.id);
+				break;
+
+			case 'mute':
+				this.muting.add(body.id);
+				break;
+
+			case 'unmute':
+				this.muting.delete(body.id);
+				break;
+
+			case 'followChannel':
+				this.followingChannels.add(body.id);
+				break;
+
+			case 'unfollowChannel':
+				this.followingChannels.delete(body.id);
+				break;
+
+			case 'updateUserProfile':
+				this.userProfile = body;
+				break;
+
+			default:
+				break;
 		}
 	}
 
@@ -354,10 +382,5 @@ export default class Connection {
 		for (const c of this.channels.filter(c => c.dispose)) {
 			if (c.dispose) c.dispose();
 		}
-
-		if (this.followingClock) clearInterval(this.followingClock);
-		if (this.mutingClock) clearInterval(this.mutingClock);
-		if (this.followingChannelsClock) clearInterval(this.followingChannelsClock);
-		if (this.userProfileClock) clearInterval(this.userProfileClock);
 	}
 }