refactoring

Resolve #7779

packages/backend/src/server/api/endpoints/i/read-announcement.ts

@@ -0,0 +1,60 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../define';
+import { ApiError } from '../../error';
+import { genId } from '@/misc/gen-id';
+import { AnnouncementReads, Announcements, Users } from '@/models/index';
+import { publishMainStream } from '@/services/stream';
+
+export const meta = {
+	tags: ['account'],
+
+	requireCredential: true as const,
+
+	kind: 'write:account',
+
+	params: {
+		announcementId: {
+			validator: $.type(ID),
+		},
+	},
+
+	errors: {
+		noSuchAnnouncement: {
+			message: 'No such announcement.',
+			code: 'NO_SUCH_ANNOUNCEMENT',
+			id: '184663db-df88-4bc2-8b52-fb85f0681939'
+		},
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	// Check if announcement exists
+	const announcement = await Announcements.findOne(ps.announcementId);
+
+	if (announcement == null) {
+		throw new ApiError(meta.errors.noSuchAnnouncement);
+	}
+
+	// Check if already read
+	const read = await AnnouncementReads.findOne({
+		announcementId: ps.announcementId,
+		userId: user.id
+	});
+
+	if (read != null) {
+		return;
+	}
+
+	// Create read
+	await AnnouncementReads.insert({
+		id: genId(),
+		createdAt: new Date(),
+		announcementId: ps.announcementId,
+		userId: user.id,
+	});
+
+	if (!await Users.getHasUnreadAnnouncement(user.id)) {
+		publishMainStream(user.id, 'readAllAnnouncements');
+	}
+});