import { NextResponse } from "next/server";
import { corsHeaders, forbidden, isAllowedOrigin } from "@/lib/api-cors";
import { getDiscordAppInfo } from "@/lib/lanyard";

export async function OPTIONS(request: Request) {
    if (!isAllowedOrigin(request)) {
        return forbidden();
    }
    return new NextResponse(null, {
        status: 204,
        headers: {
            ...corsHeaders(),
            "Access-Control-Allow-Methods": "GET, OPTIONS",
            "Access-Control-Max-Age": "86400",
        },
    });
}

export async function GET(request: Request, context: { params: Promise<{ id: string }> }) {
    if (!isAllowedOrigin(request)) {
        return forbidden();
    }
    const { id } = await context.params;
    if (!/^\d+$/.test(id)) {
        return NextResponse.json({ error: "Invalid application id" }, { status: 400 });
    }
    const info = await getDiscordAppInfo(id);
    if (!info) {
        return NextResponse.json({ error: "Application not found" }, { status: 404 });
    }
    return NextResponse.json(info, {
        headers: {
            "Cache-Control": "public, s-maxage=86400, stale-while-revalidate=86400",
            ...corsHeaders(),
        },
    });
}