import { NextRequest, NextResponse } from "next/server";

export const runtime = "nodejs";
export const dynamic = "force-dynamic";

export async function POST(request: NextRequest) {
  const backendUrl = process.env.VENICE_BACKEND_URL;
  if (!backendUrl) {
    return NextResponse.json({ detail: "VENICE_BACKEND_URL is not configured" }, { status: 500 });
  }

  const response = await fetch(`${backendUrl.replace(/\/$/, "")}/api/generate-node`, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
    },
    body: await request.text(),
    cache: "no-store",
  });

  const payload = await response.json();
  if (payload?.imageUrl) {
    const filename = String(payload.imageUrl).split("/").pop();
    if (filename) {
      payload.imageUrl = `/api/outputs/${encodeURIComponent(filename)}`;
    }
  }

  return NextResponse.json(payload, { status: response.status });
}