var os = require("os");

// SETTINGS WebPush Configuration
const webpush = require('web-push');

const publicVapidKey = process.env.PUBLIC_VAPI_KEY;
const privateVapidKey = process.env.PRIVATE_VAPI_KEY;
webpush.setVapidDetails('mailto:' + process.env.EMAIL_FROM, publicVapidKey, privateVapidKey);

module.exports = {
  getHostname: function () {
    return os.hostname()
  },
  testing: function () {
    return (process.env.TESTING_ON === '1')
  },

  mylog: function (...args) {
    if (!this.testing())
      console.log(args)
  },

  mylogoff: function (...args) {
    // doing nothing
  },

  mylogshow: function (...args) {
    console.log(args)
  },

  mylogserr: function (...args) {
    console.error(args)
  },

  allfieldTodo: function () {
    return ['userId', 'pos', 'category', 'descr', 'priority', 'completed', 'created_at', 'modify_at',
      'completed_at', 'expiring_at', 'enableExpiring', 'id_prev', 'id_next', 'progress', 'modified']
  },

  allfieldTodoWithId: function () {
    return ['_id', ...this.allfieldTodo()]
  },

  sendBackNotif: function (subscription, payload) {

    console.log('sendBackNotif:', subscription, payload);
    // Pass object into sendNotification
    webpush.sendNotification(subscription, JSON.stringify(payload)).catch(err => console.error(err));

  }

};