1 files changed, 122 insertions, 0 deletions
diff --git a/packages/backend/src/server/api/common/read-messaging-message.ts b/packages/backend/src/server/api/common/read-messaging-message.ts
new file mode 100644
index 0000000000..33f41b2770
--- /dev/null
+++ b/packages/backend/src/server/api/common/read-messaging-message.ts
@@ -0,0 +1,122 @@
+import { publishMainStream, publishGroupMessagingStream } from '@/services/stream';
+import { publishMessagingStream } from '@/services/stream';
+import { publishMessagingIndexStream } from '@/services/stream';
+import { User, IRemoteUser } from '@/models/entities/user';
+import { MessagingMessage } from '@/models/entities/messaging-message';
+import { MessagingMessages, UserGroupJoinings, Users } from '@/models/index';
+import { In } from 'typeorm';
+import { IdentifiableError } from '@/misc/identifiable-error';
+import { UserGroup } from '@/models/entities/user-group';
+import { toArray } from '@/prelude/array';
+import { renderReadActivity } from '@/remote/activitypub/renderer/read';
+import { renderActivity } from '@/remote/activitypub/renderer/index';
+import { deliver } from '@/queue/index';
+import orderedCollection from '@/remote/activitypub/renderer/ordered-collection';
+
+/**
+ * Mark messages as read
+ */
+export async function readUserMessagingMessage(
+	userId: User['id'],
+	otherpartyId: User['id'],
+	messageIds: MessagingMessage['id'][]
+) {
+	if (messageIds.length === 0) return;
+
+	const messages = await MessagingMessages.find({
+		id: In(messageIds)
+	});
+
+	for (const message of messages) {
+		if (message.recipientId !== userId) {
+			throw new IdentifiableError('e140a4bf-49ce-4fb6-b67c-b78dadf6b52f', 'Access denied (user).');
+		}
+	}
+
+	// Update documents
+	await MessagingMessages.update({
+		id: In(messageIds),
+		userId: otherpartyId,
+		recipientId: userId,
+		isRead: false
+	}, {
+		isRead: true
+	});
+
+	// Publish event
+	publishMessagingStream(otherpartyId, userId, 'read', messageIds);
+	publishMessagingIndexStream(userId, 'read', messageIds);
+
+	if (!await Users.getHasUnreadMessagingMessage(userId)) {
+		// 全ての(いままで未読だった)自分宛てのメッセージを(これで)読みましたよというイベントを発行
+		publishMainStream(userId, 'readAllMessagingMessages');
+	}
+}
+
+/**
+ * Mark messages as read
+ */
+export async function readGroupMessagingMessage(
+	userId: User['id'],
+	groupId: UserGroup['id'],
+	messageIds: MessagingMessage['id'][]
+) {
+	if (messageIds.length === 0) return;
+
+	// check joined
+	const joining = await UserGroupJoinings.findOne({
+		userId: userId,
+		userGroupId: groupId
+	});
+
+	if (joining == null) {
+		throw new IdentifiableError('930a270c-714a-46b2-b776-ad27276dc569', 'Access denied (group).');
+	}
+
+	const messages = await MessagingMessages.find({
+		id: In(messageIds)
+	});
+
+	const reads: MessagingMessage['id'][] = [];
+
+	for (const message of messages) {
+		if (message.userId === userId) continue;
+		if (message.reads.includes(userId)) continue;
+
+		// Update document
+		await MessagingMessages.createQueryBuilder().update()
+			.set({
+				reads: (() => `array_append("reads", '${joining.userId}')`) as any
+			})
+			.where('id = :id', { id: message.id })
+			.execute();
+
+		reads.push(message.id);
+	}
+
+	// Publish event
+	publishGroupMessagingStream(groupId, 'read', {
+		ids: reads,
+		userId: userId
+	});
+	publishMessagingIndexStream(userId, 'read', reads);
+
+	if (!await Users.getHasUnreadMessagingMessage(userId)) {
+		// 全ての(いままで未読だった)自分宛てのメッセージを(これで)読みましたよというイベントを発行
+		publishMainStream(userId, 'readAllMessagingMessages');
+	}
+}
+
+export async function deliverReadActivity(user: { id: User['id']; host: null; }, recipient: IRemoteUser, messages: MessagingMessage | MessagingMessage[]) {
+	messages = toArray(messages).filter(x => x.uri);
+	const contents = messages.map(x => renderReadActivity(user, x));
+
+	if (contents.length > 1) {
+		const collection = orderedCollection(null, contents.length, undefined, undefined, contents);
+		deliver(user, renderActivity(collection), recipient.inbox);
+	} else {
+		for (const content of contents) {
+			deliver(user, renderActivity(content), recipient.inbox);
+		}
+	}
+}