import { NextResponse } from 'next/server';

const DB_URL = (process.env.PHP_DB_URL ?? 'http://localhost:8080/DB4js_all.php')
  .replace(/\?.*$/, '');

async function proxy(req: Request) {
  const search = new URL(req.url).search;
  const target = DB_URL + search;
  const isReadOnly = req.method === 'GET' || req.method === 'HEAD';
  const upstream = await fetch(target, {
    method: req.method,
    headers: { 'content-type': req.headers.get('content-type') ?? 'application/x-www-form-urlencoded' },
    body: isReadOnly ? undefined : await req.arrayBuffer(),
    cache: 'no-store',
  });
  const body = await upstream.arrayBuffer();
  return new NextResponse(Buffer.from(body), {
    status: upstream.status,
    headers: { 'content-type': upstream.headers.get('content-type') ?? 'application/json' },
  });
}

export const GET = proxy;
export const POST = proxy;