import { asc, eq } from "drizzle-orm";
import { apiError, apiOk } from "@/lib/api";
import { withAdmin } from "@/lib/api-handler";
import { CatalogItemsBc, db } from "@/lib/db";
import { PERMS } from "@/lib/permissions";
import { loadCatalogItemsData } from "@/lib/services/catalog-items-loader";

function jsonSafe<T>(data: T): T {
	return JSON.parse(
		JSON.stringify(data, (_k, v) => (typeof v === "bigint" ? Number(v) : v)),
	) as T;
}

export const GET = withAdmin(
	{ permission: PERMS.CATALOG_VIEW },
	async (request) => {
		const pageId = Number(request.nextUrl.searchParams.get("pageId"));
		if (!Number.isFinite(pageId) || pageId <= 0) {
			return apiError("Invalid pageId");
		}
		const isBc = request.nextUrl.searchParams.get("catalog") === "bc";
		if (isBc) {
			const items = await db
				.select()
				.from(CatalogItemsBc)
				.where(eq(CatalogItemsBc.pageId, pageId))
				.orderBy(asc(CatalogItemsBc.orderNumber));
			return apiOk({ items: jsonSafe(items) });
		}
		const data = await loadCatalogItemsData(pageId);
		return apiOk(jsonSafe(data) as unknown as Record<string, unknown>);
	},
);