import { NextResponse } from "next/server";
import { gerarBriefingPdfBuffer } from "@/lib/briefing-pdf";
import { getBriefingPdfData } from "@/lib/pdf-data";

export const runtime = "nodejs";

function safeFileName(value: string) {
  return value
    .normalize("NFD")
    .replace(/[\u0300-\u036f]/g, "")
    .replace(/[^a-zA-Z0-9-_]+/g, "-")
    .replace(/-+/g, "-")
    .replace(/^-|-$/g, "")
    .toLowerCase();
}

export async function GET(_request: Request, { params }: { params: { id: string } }) {
  const data = await getBriefingPdfData(params.id);
  const buffer = await gerarBriefingPdfBuffer(data);
  const fileName = `${safeFileName(data.briefing.titulo || "briefing")}.pdf`;

  return new NextResponse(buffer, {
    headers: {
      "Content-Type": "application/pdf",
      "Content-Disposition": `attachment; filename="${fileName}"`,
      "X-Content-Type-Options": "nosniff"
    }
  });
}