import { NextResponse } from "next/server";
import { auth } from "@/app/(auth)/auth";
import { uploadFile } from "@/lib/storage/service";
import {
  DIRECTOR_MAX_GLB_BYTES,
  validateDirectorGlb,
} from "@/lib/video-canvas/director-glb";
export const runtime = "nodejs";
export async function POST(request: Request) {
  const session = await auth();
  if (!session?.user?.id)
    return NextResponse.json({ error: "未登录" }, { status: 401 });
  try {
    const form = await request.formData();
    const file = form.get("file");
    if (
      !(file instanceof File) ||
      !/\.glb$/i.test(file.name) ||
      file.size > DIRECTOR_MAX_GLB_BYTES
    )
      return NextResponse.json(
        { error: "请上传 25 MiB 以内的 GLB 模型" },
        { status: 400 },
      );
    const buffer = await file.arrayBuffer();
    try {
      validateDirectorGlb(buffer);
    } catch (error) {
      return NextResponse.json(
        { error: error instanceof Error ? error.message : "无效 GLB" },
        { status: 400 },
      );
    }
    const result = await uploadFile(
      `director-${crypto.randomUUID()}.glb`,
      buffer,
    );
    return NextResponse.json({ success: true, data: result });
  } catch {
    return NextResponse.json(
      { error: "模型上传失败，请重试" },
      { status: 500 },
    );
  }
}