import { NextResponse } from "next/server";
import { persistUploadedImageFile } from "@/lib/server/storage/image-file-storage";

export const runtime = "nodejs";

export async function POST(request: Request) {
  const formData = await request.formData();
  const image = formData.get("image");

  if (!(image instanceof File)) {
    return NextResponse.json({ error: "缺少图片文件" }, { status: 400 });
  }

  const buffer = Buffer.from(await image.arrayBuffer());
  const id = crypto.randomUUID();
  const persisted = persistUploadedImageFile(id, image.name || "canvas-upload.png", buffer);

  return NextResponse.json({
    item: {
      id,
      imageUrl: persisted.imageUrl,
      filePath: persisted.filePath,
      fileName: persisted.fileName,
    },
  });
}