Introduce processor

src/server/api/endpoints/messaging/messages/create.ts

@@ -0,0 +1,156 @@
+/**
+ * Module dependencies
+ */
+import $ from 'cafy';
+import Message from '../../../models/messaging-message';
+import { isValidText } from '../../../models/messaging-message';
+import History from '../../../models/messaging-history';
+import User from '../../../models/user';
+import Mute from '../../../models/mute';
+import DriveFile from '../../../models/drive-file';
+import { pack } from '../../../models/messaging-message';
+import publishUserStream from '../../../event';
+import { publishMessagingStream, publishMessagingIndexStream, pushSw } from '../../../event';
+import config from '../../../../../conf';
+
+/**
+ * Create a message
+ *
+ * @param {any} params
+ * @param {any} user
+ * @return {Promise<any>}
+ */
+module.exports = (params, user) => new Promise(async (res, rej) => {
+	// Get 'user_id' parameter
+	const [recipientId, recipientIdErr] = $(params.user_id).id().$;
+	if (recipientIdErr) return rej('invalid user_id param');
+
+	// Myself
+	if (recipientId.equals(user._id)) {
+		return rej('cannot send message to myself');
+	}
+
+	// Fetch recipient
+	const recipient = await User.findOne({
+		_id: recipientId
+	}, {
+		fields: {
+			_id: true
+		}
+	});
+
+	if (recipient === null) {
+		return rej('user not found');
+	}
+
+	// Get 'text' parameter
+	const [text, textErr] = $(params.text).optional.string().pipe(isValidText).$;
+	if (textErr) return rej('invalid text');
+
+	// Get 'file_id' parameter
+	const [fileId, fileIdErr] = $(params.file_id).optional.id().$;
+	if (fileIdErr) return rej('invalid file_id param');
+
+	let file = null;
+	if (fileId !== undefined) {
+		file = await DriveFile.findOne({
+			_id: fileId,
+			'metadata.user_id': user._id
+		});
+
+		if (file === null) {
+			return rej('file not found');
+		}
+	}
+
+	// テキストが無いかつ添付ファイルも無かったらエラー
+	if (text === undefined && file === null) {
+		return rej('text or file is required');
+	}
+
+	// メッセージを作成
+	const message = await Message.insert({
+		created_at: new Date(),
+		file_id: file ? file._id : undefined,
+		recipient_id: recipient._id,
+		text: text ? text : undefined,
+		user_id: user._id,
+		is_read: false
+	});
+
+	// Serialize
+	const messageObj = await pack(message);
+
+	// Reponse
+	res(messageObj);
+
+	// 自分のストリーム
+	publishMessagingStream(message.user_id, message.recipient_id, 'message', messageObj);
+	publishMessagingIndexStream(message.user_id, 'message', messageObj);
+	publishUserStream(message.user_id, 'messaging_message', messageObj);
+
+	// 相手のストリーム
+	publishMessagingStream(message.recipient_id, message.user_id, 'message', messageObj);
+	publishMessagingIndexStream(message.recipient_id, 'message', messageObj);
+	publishUserStream(message.recipient_id, 'messaging_message', messageObj);
+
+	// 3秒経っても(今回作成した)メッセージが既読にならなかったら「未読のメッセージがありますよ」イベントを発行する
+	setTimeout(async () => {
+		const freshMessage = await Message.findOne({ _id: message._id }, { is_read: true });
+		if (!freshMessage.is_read) {
+			//#region ただしミュートされているなら発行しない
+			const mute = await Mute.find({
+				muter_id: recipient._id,
+				deleted_at: { $exists: false }
+			});
+			const mutedUserIds = mute.map(m => m.mutee_id.toString());
+			if (mutedUserIds.indexOf(user._id.toString()) != -1) {
+				return;
+			}
+			//#endregion
+
+			publishUserStream(message.recipient_id, 'unread_messaging_message', messageObj);
+			pushSw(message.recipient_id, 'unread_messaging_message', messageObj);
+		}
+	}, 3000);
+
+	// Register to search database
+	if (message.text && config.elasticsearch.enable) {
+		const es = require('../../../db/elasticsearch');
+
+		es.index({
+			index: 'misskey',
+			type: 'messaging_message',
+			id: message._id.toString(),
+			body: {
+				text: message.text
+			}
+		});
+	}
+
+	// 履歴作成(自分)
+	History.update({
+		user_id: user._id,
+		partner: recipient._id
+	}, {
+		updated_at: new Date(),
+		user_id: user._id,
+		partner: recipient._id,
+		message: message._id
+	}, {
+		upsert: true
+	});
+
+	// 履歴作成(相手)
+	History.update({
+		user_id: recipient._id,
+		partner: user._id
+	}, {
+		updated_at: new Date(),
+		user_id: recipient._id,
+		partner: user._id,
+		message: message._id
+	}, {
+		upsert: true
+	});
+});