refactoring

Resolve #7779

packages/backend/src/server/activitypub/featured.ts

@@ -0,0 +1,41 @@
+import * as Router from '@koa/router';
+import config from '@/config/index';
+import { renderActivity } from '@/remote/activitypub/renderer/index';
+import renderOrderedCollection from '@/remote/activitypub/renderer/ordered-collection';
+import { setResponseType } from '../activitypub';
+import renderNote from '@/remote/activitypub/renderer/note';
+import { Users, Notes, UserNotePinings } from '@/models/index';
+
+export default async (ctx: Router.RouterContext) => {
+	const userId = ctx.params.user;
+
+	// Verify user
+	const user = await Users.findOne({
+		id: userId,
+		host: null
+	});
+
+	if (user == null) {
+		ctx.status = 404;
+		return;
+	}
+
+	const pinings = await UserNotePinings.find({
+		where: { userId: user.id },
+		order: { id: 'DESC' }
+	});
+
+	const pinnedNotes = await Promise.all(pinings.map(pining =>
+		Notes.findOneOrFail(pining.noteId)));
+
+	const renderedNotes = await Promise.all(pinnedNotes.map(note => renderNote(note)));
+
+	const rendered = renderOrderedCollection(
+		`${config.url}/users/${userId}/collections/featured`,
+		renderedNotes.length, undefined, undefined, renderedNotes
+	);
+
+	ctx.body = renderActivity(rendered);
+	ctx.set('Cache-Control', 'public, max-age=180');
+	setResponseType(ctx);
+};