index.js

require('dotenv').config();
var striptags = require('striptags');
var request = require('request');
var TelegramBot = require('node-telegram-bot-api');
var strftime = require('strftime');

var token = process.env.TELEGRAM_BOT_TOKEN;
// See https://developers.openshift.com/en/node-js-environment-variables.html
var port = process.env.PORT || process.env.OPENSHIFT_NODEJS_PORT || 8080;
var host = process.env.IP || process.env.OPENSHIFT_NODEJS_IP || '0.0.0.0';
var domain = process.env.OPENSHIFT_APP_DNS;
var mfgt_chat_id = process.env.TELEGRAM_CHATID || -1001071250873;

var adstatusurl = 'https://api.mfgt.ch/api/v1/aerodromestatus';
var resurl = 'https://api.mfgt.ch/api/v1/reservations';

var polling_options = {
  polling: true
};
var webhook_options = {
  webHook: {
    port: port,
    host: host
  }
};

var options = domain ? webhook_options : polling_options;

var bot = new TelegramBot(token, options);
// OpenShift enroutes :443 request to OPENSHIFT_NODEJS_PORT
if (domain) {
  bot.setWebHook(domain + ':443/bot' + token);
}

var help = "Supported commands:\n/status - return aerodrome status\n/webcam - show current webcam images";

bot.onText(/\/contact/, function (msg) {
  console.log("contact");
  var chatId = msg.chat.id;
  bot.sendContact(chatId, {
    'phone_number': '+41523663333'
  });
});

bot.on('message', function (msg) {
  console.log(msg.chat);
  console.log(msg.text);
});

bot.onText(/\/status/, function (msg) {
  var chatId = msg.chat.id;
  bot.sendChatAction(chatId, 'typing');
  request({
    'url': adstatusurl
  }, function (error, response, body) {
    var status = JSON.parse(body);
    var msg = 'Status: ' + status.status + '\n' + striptags(status.message) + '\n- ' + strftime('%d.%m.%Y %H:%M ', new Date(status.last_update_date)) + ' ' + status.last_update_by;
    bot.sendMessage(chatId, msg, {
      'parse_mode': 'HTML'
    });
    console.log(body);
  });
});

bot.onText(/\/webcam/, function (msg) {
  var chatId = msg.chat.id;
  bot.sendChatAction(chatId, 'upload_photo');
  request({
    'url': adstatusurl
  }, function (error, response, body) {
    var status = JSON.parse(body);
    console.log(body);
    request({
      'url': status.webcam.cams.east.high,
      'encoding': null
    }, function (error, response, east) {
      bot.sendPhoto(chatId, east);
      request({
        'url': status.webcam.cams.west.high,
        'encoding': null
      }, function (error, response, west) {
        bot.sendPhoto(chatId, west);
      });
    });
  });
});

bot.onText(/\/start/, function (msg) {
  var chatId = msg.chat.id;
  bot.sendMessage(chatId, "Welcome to the LSZT bot");
});

bot.onText(/\/help/, function (msg) {
  var chatId = msg.chat.id;
  bot.sendMessage(chatId, help);
});


function sendChat(msg) {
  bot.sendMessage(mfgt_chat_id, msg);
}

var Fbnotify = require("./fbnotify");
new Fbnotify({
  firebase: {
    serviceAccount: {
      projectId: process.env.FIREBASE_PROJECTID,
      clientEmail: process.env.FIREBASE_CLIENT_EMAIL,
      privateKey: process.env.FIREBASE_CLIENT_PRIVKEY,
    },
    databaseURL: process.env.FIREBASE_DATABASE_URL || "https://mfgt-flights.firebaseio.com",
  },
  firebaseb64key: process.env.FIREBASE_B64KEY,
}, sendChat);