const fsPromises = require("fs/promises");
import dir from 'path';
import fs from 'fs';
import os from 'os';

import ListUsersService from "../services/UserServices/ListUsersService" 

const _botIsOnQueue = async (botName: string) => {

  const botInfoFile = dir.join(os.tmpdir(), `botInfo.json`);

  console.log('The bot botInfoFile: ', botInfoFile)


  try {

    if (fs.existsSync(botInfoFile)) {

      console.log('botInfo.json file exists');
  
      const botInfo = fs.readFileSync(botInfoFile,  {encoding:'utf8', flag:'r'});
    
      return JSON.parse(botInfo)
  
    } else {
      console.log('botInfo.json file not found!');
    } 
     
    
  } catch (error) {
    console.log('There was an error on try to read the botInfo.json file: ',error)
  } 
 

  const { users, count, hasMore } = await ListUsersService({ searchParam: `${botName}`, pageNumber: 1 });
  let botIsOnQueue = false
  let userIdBot = null
  let queueId = null

  if (users.length > 0) {

    try {

      console.log('----------------- bot queue id: ', Object(users)[0]["queues"][0].id)
      queueId = Object(users)[0]["queues"][0].id;
      userIdBot = Object(users)[0].id
      botIsOnQueue = true 

      fs.writeFileSync(botInfoFile,  JSON.stringify({ userIdBot: userIdBot, botQueueId: queueId, isOnQueue: botIsOnQueue }), "utf8");

    } catch (err) {

      console.log('O usuário botqueue não está em nenhuma fila err: ', err)

    } 

  }
  else {
    console.log('Usuário botqueue não existe!')

    fs.writeFileSync(botInfoFile,  JSON.stringify({ isOnQueue: false, botQueueId: 0, userIdBot: 0 }), "utf8");

  }

  return { userIdBot: userIdBot, botQueueId: queueId, isOnQueue: botIsOnQueue }

}

export default _botIsOnQueue;