import { NextResponse } from 'next/server';
import axios from 'axios';

const PROXMOX_API_URL = process.env.PROXMOX_API_URL;
const PROXMOX_WEB_URL = process.env.PROXMOX_WEB_URL || PROXMOX_API_URL?.replace('/api2/json', '');

/** @param {import('next').Request} req */
export async function GET(req) {
  const url = new URL(req.url);
  const node = url.searchParams.get('node');
  const vmid = url.searchParams.get('vmid');
  const type = url.searchParams.get('type');

  if (!node || !vmid || !type) {
    return NextResponse.json({ error: 'Missing node, vmid, or type' }, { status: 400 });
  }

  try {
    const ticketRes = await axios({
      url: `${PROXMOX_API_URL}/nodes/${node}/${type}/${vmid}/vncproxy`,
      method: 'POST',
      headers: {
        Authorization: `PVEAPIToken=${process.env.PROXMOX_TOKEN_ID}=${process.env.PROXMOX_TOKEN_SECRET}`,
        'Content-Type': 'application/json',
      },
      data: JSON.stringify({ websocket: 0 }),
    });

    const ticket = ticketRes.data?.ticket;

    if (!ticket) {
      return NextResponse.json(
        { error: 'No VNC ticket returned from Proxmox API' },
        { status: 502 },
      );
    }

    const consoleUrl = `${PROXMOX_WEB_URL}/?vncticket=${encodeURIComponent(ticket)}&novnc=1&node=${encodeURIComponent(node)}&vmid=${vmid}`;

    return NextResponse.json({ consoleUrl });
  } catch (err) {
    const msg = err.response?.data?.message || err.response?.data || err.message;
    return NextResponse.json({ error: msg }, { status: 502 });
  }
}