wip

packages/backend/src/server/api/stream/channels/chat.ts

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+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { Injectable } from '@nestjs/common';
+import { bindThis } from '@/decorators.js';
+import type { GlobalEvents } from '@/core/GlobalEventService.js';
+import type { JsonObject } from '@/misc/json-value.js';
+import Channel, { type MiChannelService } from '../channel.js';
+
+class ChatChannel extends Channel {
+	public readonly chName = 'chat';
+	public static shouldShare = false;
+	public static requireCredential = true as const;
+	public static kind = 'read:chat';
+	private otherId: string;
+
+	constructor(
+		id: string,
+		connection: Channel['connection'],
+	) {
+		super(id, connection);
+	}
+
+	@bindThis
+	public async init(params: JsonObject) {
+		if (typeof params.otherId !== 'string') return;
+		this.otherId = params.otherId;
+
+		this.subscriber.on(`chatStream:${this.user.id}-${this.otherId}`, this.onEvent);
+	}
+
+	@bindThis
+	private async onEvent(data: GlobalEvents['chat']['payload']) {
+		this.send(data.type, data.body);
+	}
+
+	@bindThis
+	public dispose() {
+		// Unsubscribe events
+		this.subscriber.off(`chatStream:${this.user.id}-${this.otherId}`, this.onEvent);
+	}
+}
+
+@Injectable()
+export class ChatChannelService implements MiChannelService<true> {
+	public readonly shouldShare = ChatChannel.shouldShare;
+	public readonly requireCredential = ChatChannel.requireCredential;
+	public readonly kind = ChatChannel.kind;
+
+	constructor(
+	) {
+	}
+
+	@bindThis
+	public create(id: string, connection: Channel['connection']): ChatChannel {
+		return new ChatChannel(
+			id,
+			connection,
+		);
+	}
+}