import { NextResponse } from "next/server";

export async function GET(request: Request) {
  const { searchParams } = new URL(request.url);
  const url = searchParams.get("url");

  if (!url) {
    return NextResponse.json({ error: "No URL provided" }, { status: 400 });
  }

  try {
    const response = await fetch(url);
    if (!response.ok) {
      return NextResponse.json({ error: "Failed to fetch PDF" }, { status: response.status });
    }
    
    const arrayBuffer = await response.arrayBuffer();
    
    return new NextResponse(arrayBuffer, {
      headers: {
        "Content-Type": "application/pdf",
        "Content-Disposition": "inline",
        "Cache-Control": "public, max-age=3600",
      },
    });
  } catch (error) {
    return NextResponse.json({ error: "Failed to fetch PDF" }, { status: 500 });
  }
}