firefish/packages/backend/src/models/repositories/gallery-post.ts

import { db } from "@/db/postgre.js";
import { GalleryPost } from "@/models/entities/gallery-post.js";
import type { Packed } from "@/misc/schema.js";
import { Users, DriveFiles, GalleryLikes } from "../index.js";
import { awaitAll } from "@/prelude/await-all.js";
import type { User } from "@/models/entities/user.js";

export const GalleryPostRepository = db.getRepository(GalleryPost).extend({
	async pack(
		src: GalleryPost["id"] | GalleryPost,
		me?: { id: User["id"] } | null | undefined,
	): Promise<Packed<"GalleryPost">> {
		const meId = me ? me.id : null;
		const post =
			typeof src === "object" ? src : await this.findOneByOrFail({ id: src });

		return await awaitAll({
			id: post.id,
			createdAt: post.createdAt.toISOString(),
			updatedAt: post.updatedAt.toISOString(),
			userId: post.userId,
			user: Users.pack(post.user || post.userId, me, {
				detail: true,
			}),
			title: post.title,
			description: post.description,
			fileIds: post.fileIds,
			files: DriveFiles.packMany(post.fileIds),
			tags: post.tags.length > 0 ? post.tags : undefined,
			isSensitive: post.isSensitive,
			likedCount: post.likedCount,
			isLiked: meId
				? await GalleryLikes.findOneBy({ postId: post.id, userId: meId }).then(
						(x) => x != null,
					)
				: undefined,
		});
	},

	packMany(posts: GalleryPost[], me?: { id: User["id"] } | null | undefined) {
		return Promise.all(posts.map((x) => this.pack(x, me)));
	},
});