KittyBot.js

/*
  KittyBot
  Shows random Kitty pictures and gifs.
  See this code in action, by visiting @KittyBot on Telegram!
*/

const TeleBot = require('../');
const bot = new TeleBot('-PASTEYOURTELEGRAMBOTAPITOKENHERE-');

// Great API for this bot
const API = 'https://thecatapi.com/api/images/get?format=src&type=';

// Command keyboard
const markup = bot.keyboard([
  ['/kitty', '/kittygif']
], { resize: true, once: false });

// Log every text message
bot.on('text', function(msg) {
  console.log(`[text] ${ msg.chat.id } ${ msg.text }`);
});

// On command "start" or "help"
bot.on(['/start', '/help'], function(msg) {

  return bot.sendMessage(msg.chat.id,
    '😺 Use commands: /kitty, /kittygif and /about', { markup }
  );

});

// On command "about"
bot.on('/about', function(msg) {

  let text = '😽 This bot is powered by TeleBot library ' +
    'https://github.com/kosmodrey/telebot Go check the source code!';

  return bot.sendMessage(msg.chat.id, text);

});

// On command "kitty" or "kittygif"
bot.on(['/kitty', '/kittygif'], function(msg) {
  
  let promise;
  let id = msg.chat.id;
  let cmd = msg.text.split(' ')[0];

  // Photo or gif?
  if (cmd == '/kitty') {
    promise = bot.sendPhoto(id, API + 'jpg', { fileName: 'kitty.jpg' });
  } else {
    promise = bot.sendDocument(id, API + 'gif', { fileName: 'kitty.gif' });
  }
  
  // Send "uploading photo" action
  bot.sendAction(id, 'upload_photo');
  
  return promise.catch(error => {
    console.log('[error]', error);
    // Send an error
    bot.sendMessage(id, `😿 An error ${ error } occurred, try again.`);
  });

});

// Start getting updates
bot.connect();