import ftp from "basic-ftp";
import { ERR } from "../util/logging.js";
import { getServerAssets } from "./k8s-server-control.js";

const namespace = process.env.MCL_SERVER_NAMESPACE;

export async function useFtp(serverService) {
  const { name } = serverService.metadata;
  const client = new ftp.Client();
  await client.access({
    host: `${name}.${namespace}.svc.cluster.local`,
    user: "minecluster",
    password: "minecluster",
  });
  return client;
}

const handleError = (res) => (e) => {
  ERR("SERVER FILES", "Error occurred while preforming FTP operation!", e);
  res.status(500).send("Error occurred while performing FTP operation!");
};

export async function listFiles(req, res) {
  const serverSpec = req.body;
  if (!serverSpec) return res.sendStatus(400);
  if (!serverSpec.name) return res.status(400).send("Server name required!");
  const { name } = serverSpec;
  const server = await getServerAssets(name);
  if (!server)
    return res.status(404).send("No Resources for that server were found!");
  if (!server.service)
    return res
      .status(409)
      .send("Service doesn't exist, please contact your hosting provider!");
  // client.ftp.verbose = true;
  const client = await useFtp(server.service).catch(handleError(res));
  if (!client) return;
  await client
    .list()
    .then((f) => res.json(f))
    .catch(handleError(res));
  client.close();
}