import { NextRequest, NextResponse } from "next/server";
import { isExtAuthorized } from "@/lib/render-pipeline/ext-auth";
import { toErrorResponse } from "@/lib/render-pipeline/errors";
import { createBlenderJob, createBlenderJobSchema } from "@/lib/render-pipeline/blender";

// ── POST /api/ext/render/blender ─────────────────────────────────────────────
//
// Queue a standalone Blender render from the Blender add-on. No Export, no shot
// version, no validation or QC — the .blend is already set up to render, and
// this puts it on the farm instead of on the artist's machine.

export async function POST(req: NextRequest) {
  if (!isExtAuthorized(req)) {
    return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
  }

  let raw: unknown;
  try {
    raw = await req.json();
  } catch {
    return NextResponse.json({ error: "Invalid JSON" }, { status: 400 });
  }

  const parsed = createBlenderJobSchema.safeParse(raw);
  if (!parsed.success) {
    return NextResponse.json({ error: "Invalid Blender job", details: parsed.error.issues }, { status: 422 });
  }

  try {
    const result = await createBlenderJob(parsed.data);
    return NextResponse.json(result, { status: 201 });
  } catch (err) {
    const { body, status } = toErrorResponse(err);
    return NextResponse.json(body, { status });
  }
}