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

const BACKEND_URL = process.env.BACKEND_URL || "http://localhost:8000";

export async function GET(
  request: NextRequest,
  { params }: { params: Promise<{ userId: string }> },
) {
  try {
    const { userId } = await params;

    const response = await fetch(`${BACKEND_URL}/api/v1/users/avatar/${userId}`);

    if (!response.ok) {
      return new NextResponse(null, { status: response.status });
    }

    const imageBuffer = await response.arrayBuffer();
    const contentType = response.headers.get("content-type") || "image/jpeg";

    return new NextResponse(imageBuffer, {
      headers: {
        "Content-Type": contentType,
        "Cache-Control": "public, max-age=3600",
      },
    });
  } catch {
    return new NextResponse(null, { status: 500 });
  }
}
