From 78a963fe334caae564424c6458a8565da957c8be Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Sun, 21 Feb 2021 12:26:49 +0900
Subject: Messagingの入力中インジケータを実装
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---
 src/server/api/stream/index.ts | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

(limited to 'src/server/api/stream/index.ts')

diff --git a/src/server/api/stream/index.ts b/src/server/api/stream/index.ts
index b04bed0c06..c56a0a157b 100644
--- a/src/server/api/stream/index.ts
+++ b/src/server/api/stream/index.ts
@@ -12,7 +12,8 @@ import { Users, Followings, Mutings, UserProfiles, ChannelFollowings } from '../
 import { ApiError } from '../error';
 import { AccessToken } from '../../../models/entities/access-token';
 import { UserProfile } from '../../../models/entities/user-profile';
-import { publishChannelStream } from '../../../services/stream';
+import { publishChannelStream, publishGroupMessagingStream, publishMessagingStream } from '../../../services/stream';
+import { UserGroup } from '../../../models/entities/user-group';
 
 /**
  * Main stream connection
@@ -94,7 +95,12 @@ export default class Connection {
 			case 'disconnect': this.onChannelDisconnectRequested(body); break;
 			case 'channel': this.onChannelMessageRequested(body); break;
 			case 'ch': this.onChannelMessageRequested(body); break; // alias
+
+			// 個々のチャンネルではなくルートレベルでこれらのメッセージを受け取る理由は、
+			// クライアントの事情を考慮したとき、入力フォームはノートチャンネルやメッセージのメインコンポーネントとは別
+			// なこともあるため、それらのコンポーネントがそれぞれ各チャンネルに接続するようにするのは面倒なため。
 			case 'typingOnChannel': this.typingOnChannel(body.channel); break;
+			case 'typingOnMessaging': this.typingOnMessaging(body); break;
 		}
 	}
 
@@ -267,6 +273,17 @@ export default class Connection {
 		}
 	}
 
+	@autobind
+	private typingOnMessaging(param: { partner?: User['id']; group?: UserGroup['id']; }) {
+		if (this.user) {
+			if (param.partner) {
+				publishMessagingStream(param.partner, this.user.id, 'typing', this.user.id);
+			} else if (param.group) {
+				publishGroupMessagingStream(param.group, 'typing', this.user.id);
+			}
+		}
+	}
+
 	@autobind
 	private async updateFollowing() {
 		const followings = await Followings.find({
-- 
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