// Public REST: website store packages (website_shop_articles).
// AtomCMS JSON API parity — read-only list of buyable packages, paginated and
// ordered by `position` (then name), matching the admin /admin/shop query.
import { apiError, apiJson, pagination, positiveBigInt } from "@/lib/api";
import { prisma } from "@/lib/prisma";

export const dynamic = "force-dynamic";

export async function GET(req: Request) {
	const sp = new URL(req.url).searchParams;
	const { page, perPage, skip, take } = pagination(sp);

	// Optional ?category=<id> filter (website_shop_category_id is a BigInt).
	const categoryRaw = sp.get("category");
	let where: { categoryId?: bigint } = {};
	if (categoryRaw !== null) {
		const categoryId = positiveBigInt(categoryRaw);
		if (!categoryId) return apiError("A valid category id is required", 422);
		where = { categoryId };
	}

	try {
		const [total, data] = await Promise.all([
			prisma.websiteShopArticles.count({ where }),
			prisma.websiteShopArticles.findMany({
				where,
				orderBy: [{ position: "asc" }, { name: "asc" }],
				skip,
				take,
				select: {
					id: true,
					categoryId: true,
					name: true,
					info: true,
					iconUrl: true,
					color: true,
					costs: true,
					giveRank: true,
					isGiftable: true,
					credits: true,
					duckets: true,
					diamonds: true,
					badges: true,
					furniture: true,
					position: true,
				},
			}),
		]);

		return apiJson({
			data,
			meta: {
				page,
				perPage,
				total,
				lastPage: Math.max(1, Math.ceil(total / perPage)),
			},
		});
	} catch {
		// DB unreachable — never 500; return an empty, well-formed payload.
		return apiJson(
			{ data: [], meta: { page, perPage, total: 0, lastPage: 1 } },
			{ status: 200 },
		);
	}
}