Gruntfile.js

@@ -13,17 +13,30 @@ module.exports = function(grunt) {
     eslint: {
       scripts: ['src/**/*.js']
     },
+    copy: {
+      classes: {
+        files: [{
+          expand: true,
+          cwd: 'build/types',
+          src: '*',
+          dest: 'types'
+        }]
+      }
+    },
     watch: {
       scripts: {
         files: ['src/**/*.js'],
         tasks: ['babel']
       }
-    }
+    },
+    clean: ['build', 'types']
   });
 
   grunt.loadNpmTasks('grunt-babel');
   grunt.loadNpmTasks('grunt-contrib-watch');
   grunt.loadNpmTasks('grunt-eslint');
+  grunt.loadNpmTasks('grunt-contrib-copy');
+  grunt.loadNpmTasks('grunt-contrib-clean');
 
-  grunt.registerTask('default', ['babel', 'eslint']);
+  grunt.registerTask('default', ['clean', 'babel', 'copy', 'eslint']);
 };

README.md

@@ -20,6 +20,10 @@ If you are looking for a real-life example of a bot written using this module, s
 Example
 =======
 ```javascript
+// ES6:
+import Bot, { Message, File } from 'telegram-api';
+
+// ES5:
 var Bot = require('telegram-api');
 var Message = require('telegram-api/types/Message');
 var File = require('telegram-api/types/File');

demo.js

@@ -1,4 +1,4 @@
-var Bot = require('telegram-api');
+var Bot = require('telegram-api').default;
 
 // only require the message types you need, more coming soon!
 var Message = require('telegram-api/types/Message');

package.json

@@ -44,6 +44,8 @@
     "babel-preset-es2015": "^6.6.0",
     "grunt": "^0.4.5",
     "grunt-babel": "^6.0.0",
+    "grunt-contrib-clean": "^1.0.0",
+    "grunt-contrib-copy": "^1.0.0",
     "grunt-contrib-watch": "^1.0.0",
     "grunt-copy": "^0.1.0"
   }

types/Base.js

@@ -0,0 +1,140 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _events = require('events');
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+var ANSWER_THRESHOLD = 10;
+
+/**
+ * Base class of all classes
+ */
+
+var Base = function (_EventEmitter) {
+  _inherits(Base, _EventEmitter);
+
+  function Base(method) {
+    _classCallCheck(this, Base);
+
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Base).call(this));
+
+    _this.method = method;
+    _this.properties = {};
+    return _this;
+  }
+
+  /**
+   * Sends the message, you should only use this method yourself if
+   * you are extending this class. Normally you should call bot.send(message)
+   *
+   * Events: message:sent => Emitted after sending the message to API, gets the
+   * 												  API's response
+   *
+   *			message:answer => Emitted when your message gets an answer from
+   *				                 the contact (reply in case of groups)
+   *				                 gets the Update object containing message
+   *
+   * @param  {object} bot
+   * @return {promise} returns a promise, resolved with message:answer
+   */
+
+
+  _createClass(Base, [{
+    key: 'send',
+    value: function send(bot) {
+      var _this2 = this;
+
+      if (this._keyboard) {
+        var reply_markup = JSON.stringify(this._keyboard.getProperties());
+        this.properties.reply_markup = reply_markup;
+      }
+
+      var messageId = void 0;
+      return new Promise(function (resolve) {
+        bot.api[_this2.method](_this2.properties).then(function (response) {
+          messageId = response.result.message_id;
+          _this2.emit('message:sent', response);
+        });
+
+        if (_this2._keyboard.one_time_keyboard) {
+          _this2._keyboard.replyMarkup = '';
+        }
+
+        var chat = _this2.properties.chat_id;
+        var answers = 0;
+        bot.on('update', function listener(result) {
+          answers += result.length;
+
+          var update = result.find(function (_ref) {
+            var message = _ref.message;
+
+            // if in a group, there will be a reply to this message
+            if (chat < 0) {
+              return message.chat.id === chat && message.reply_to_message && message.reply_to_message.message_id === messageId;
+            } else {
+              return message.chat.id === chat;
+            }
+          });
+
+          if (update) {
+            resolve(update.message);
+
+            this.emit('message:answer', update.message);
+
+            bot.removeListener('update', listener);
+          }
+
+          if (answers >= ANSWER_THRESHOLD) {
+            bot.removeListener('update', listener);
+          }
+        });
+      });
+    }
+
+    /**
+     * Returns properties of the object
+     * @return {object} properties of object
+     */
+
+  }, {
+    key: 'getProperties',
+    value: function getProperties() {
+      return this.properties;
+    }
+
+    /**
+     * Set properties of the object
+     * @param {object} object properties to set
+     * @param {boolean} extend A boolean indicating if the properties should be
+     *                         extended by the object provided (Object.assign)
+     *                         or properties should be replaced by the object
+     *                         defaults to true
+     * @return {object} returns the properties (same as getProperties)
+     */
+
+  }, {
+    key: 'setProperties',
+    value: function setProperties(object) {
+      var extend = arguments.length <= 1 || arguments[1] === undefined ? true : arguments[1];
+
+      this.properties = extend ? Object.assign(this.properties, object) : object;
+
+      return this.getProperties();
+    }
+  }]);
+
+  return Base;
+}(_events.EventEmitter);
+
+exports.default = Base;
+module.exports = exports['default'];

types/BulkMessage.js

@@ -0,0 +1,91 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _Message2 = require('./Message');
+
+var _Message3 = _interopRequireDefault(_Message2);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+/**
+ * Message class, used to send a message to multiple chats
+ */
+
+var BulkMessage = function (_Message) {
+  _inherits(BulkMessage, _Message);
+
+  /**
+   * Create a new message
+   * @param  {object} properties Message properties, as defined by Telegram API
+   */
+
+  function BulkMessage() {
+    var properties = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+    _classCallCheck(this, BulkMessage);
+
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(BulkMessage).call(this, properties));
+
+    _this.chats = [];
+    return _this;
+  }
+
+  /**
+   * Set multiple chat_id's for the message
+   * @param  {number} chat
+   * @return {object} returns the message object
+   */
+
+
+  _createClass(BulkMessage, [{
+    key: 'to',
+    value: function to() {
+      for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
+        args[_key] = arguments[_key];
+      }
+
+      var chats = args.reduce(function (a, b) {
+        return a.concat(b);
+      }, []);
+
+      this.chats = chats;
+      return this;
+    }
+
+    /**
+     * Send the message to all chats
+     * @param  {Bot} bot
+     * @return {Promise} Resolved when the message is sent to all chats
+     */
+
+  }, {
+    key: 'send',
+    value: function send(bot) {
+      var _this2 = this;
+
+      var promises = this.chats.map(function (chat) {
+        var clone = Object.assign({}, _this2.properties);
+        var message = new _Message3.default(clone).to(chat);
+        return message.send(bot);
+      });
+
+      return Promise.all(promises);
+    }
+  }]);
+
+  return BulkMessage;
+}(_Message3.default);
+
+exports.default = BulkMessage;
+module.exports = exports['default'];

types/File.js

@@ -0,0 +1,159 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _Base2 = require('./Base');
+
+var _Base3 = _interopRequireDefault(_Base2);
+
+var _mime = require('mime');
+
+var _mime2 = _interopRequireDefault(_mime);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+var TYPES = ['photo', 'video', 'document', 'audio'];
+
+/**
+ * File class, used to send pictures/movies/audios/documents to chat
+ */
+
+var File = function (_Base) {
+  _inherits(File, _Base);
+
+  /**
+   * Create a new file instance
+   * @param  {object} properties File properties, as defined by Telegram API
+   */
+
+  function File() {
+    var properties = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+    _classCallCheck(this, File);
+
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(File).call(this, 'sendDocument'));
+
+    _this.properties = properties;
+    _this._keyboard = new _Base3.default();
+    return _this;
+  }
+
+  /**
+   * Set chat_id of the message
+   * @param  {number} chat
+   * @return {object} returns the message object
+   */
+
+
+  _createClass(File, [{
+    key: 'to',
+    value: function to(chat) {
+      this.properties.chat_id = chat;
+      return this;
+    }
+
+    /**
+     * Set file of the message
+     * @param  {string} file File path
+     * @param {string} fileType (optional) if the first argument is a
+     *                          file_id string, this option indicates file type
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'file',
+    value: function file(_file, fileType) {
+      if (fileType) {
+        this.properties[fileType] = { file: _file };
+
+        return this;
+      }
+
+      var _mime$lookup$split = _mime2.default.lookup(_file).split('/');
+
+      var _mime$lookup$split2 = _slicedToArray(_mime$lookup$split, 2);
+
+      var type = _mime$lookup$split2[0];
+      var extension = _mime$lookup$split2[1];
+
+      if (type === 'image') {
+        type = 'photo';
+      }
+
+      if (extension === 'gif') {
+        type = 'document';
+      }
+
+      if (TYPES.indexOf(type) === -1) {
+        type = 'document';
+      }
+
+      this.properties[type] = { file: _file };
+
+      this.method = 'send' + (type[0].toUpperCase() + type.slice(1));
+
+      return this;
+    }
+
+    /**
+     * Set caption for photos
+     * @param  {string} text caption's text
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'caption',
+    value: function caption(text) {
+      this.properties.caption = text;
+      return this;
+    }
+
+    /**
+     * Set reply_to_message_id of the message
+     * @param  {number} id message_id of the message to reply to
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'reply',
+    value: function reply(id) {
+      this.properties.reply_to_message_id = id;
+      return this;
+    }
+
+    /**
+     * Sets keyboard of the message
+     * The value of reply_markup is set to the sanitized keyboard properties
+     * i.e. reply_markup = JSON.stringify(kb.getProperties())
+     * @param  {object} kb A Keyboard instance
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'keyboard',
+    value: function keyboard(kb) {
+      this._keyboard = kb;
+      return this;
+    }
+
+    // This class inherits Base's send method
+
+  }]);
+
+  return File;
+}(_Base3.default);
+
+exports.default = File;
+module.exports = exports['default'];

types/Forward.js

@@ -0,0 +1,94 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _Base2 = require('./Base');
+
+var _Base3 = _interopRequireDefault(_Base2);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+/**
+ * Forward class, used to forward messages from a chat to another
+ */
+
+var Forward = function (_Base) {
+  _inherits(Forward, _Base);
+
+  /**
+   * Create a new forward message
+   * @param  {object} properties Forward Message properties, as defined by
+   *                             Telegram API
+   */
+
+  function Forward() {
+    var properties = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+    _classCallCheck(this, Forward);
+
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Forward).call(this, 'forwardMessage'));
+
+    _this.properties = properties;
+    _this._keyboard = new _Base3.default();
+    return _this;
+  }
+
+  /**
+   * Set chat_id of the message
+   * @param  {number} chat
+   * @return {object} returns the message object
+   */
+
+
+  _createClass(Forward, [{
+    key: 'to',
+    value: function to(chat) {
+      this.properties.chat_id = chat;
+      return this;
+    }
+
+    /**
+     * Set from_chat_id, source of message's chat's id
+     * @param  {number} chat Source chat id
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'from',
+    value: function from(chat) {
+      this.properties.from_chat_id = chat;
+      return this;
+    }
+
+    /**
+     * Sets message_id, the message to forward from source to target chat
+     * @param  {number} message ID of the message to forward
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'message',
+    value: function message(_message) {
+      this.properties.message_id = _message;
+      return this;
+    }
+
+    // This class inherits Base's send method
+
+  }]);
+
+  return Forward;
+}(_Base3.default);
+
+exports.default = Forward;
+module.exports = exports['default'];

types/Keyboard.js

@@ -0,0 +1,145 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _Base2 = require('./Base');
+
+var _Base3 = _interopRequireDefault(_Base2);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+/**
+ * Keyboard class, used to configure keyboards for messages.
+ * You should pass your instance of this class to message.keyboard() method
+ */
+
+var Keyboard = function (_Base) {
+  _inherits(Keyboard, _Base);
+
+  /**
+   * Create a new keyboard
+   * @param  {object} properties Keyboard properties, as defined by Telegram API
+   *                             See ReplyKeyboardMarkup, ReplyKeyboardHide,
+   *                                 ForceReply
+   */
+
+  function Keyboard() {
+    var properties = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+    _classCallCheck(this, Keyboard);
+
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Keyboard).call(this));
+
+    _this.properties = properties;
+    return _this;
+  }
+
+  /**
+   * Set the keyboard property of reply_markup
+   * @param  {array} keys An array of arrays, with the format of
+   *                            Column         Column
+   *                      Row [['TopLeft',   'TopRight'],
+   *                      Row ['BottomLeft', 'BottomRight']]
+   * @return {object} returns the keyboard object
+   */
+
+
+  _createClass(Keyboard, [{
+    key: 'keys',
+    value: function keys(_keys) {
+      this.properties.keyboard = _keys;
+      this.properties.hide_keyboard = false;
+      return this;
+    }
+
+    /**
+     * Set force_keyboard property of reply_markup
+     * @param  {boolean} enable value of force_keyboard, defaults to true
+     * @return {object} returns the keyboard object
+     */
+
+  }, {
+    key: 'force',
+    value: function force() {
+      var enable = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
+
+      this.properties.force_keyboard = enable;
+      return this;
+    }
+
+    /**
+     * Set resize_keyboard property of reply_markup
+     * @param  {boolean} enable value of resize_keyboard, defaults to true
+     * @return {object} returns the keyboard object
+     */
+
+  }, {
+    key: 'resize',
+    value: function resize() {
+      var enable = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
+
+      this.properties.resize_keyboard = enable;
+      return this;
+    }
+
+    /**
+     * Set force_keyboard property of reply_markup
+     * @param  {boolean} enable value of force_keyboard, defaults to true
+     * @return {object} returns the keyboard object
+     */
+
+  }, {
+    key: 'oneTime',
+    value: function oneTime() {
+      var enable = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
+
+      this.properties.one_time_keyboard = enable;
+      return this;
+    }
+
+    /**
+     * Set selective property of reply_markup
+     * @param  {boolean} enable value of force_keyboard, defaults to true
+     * @return {object} returns the keyboard object
+     */
+
+  }, {
+    key: 'selective',
+    value: function selective() {
+      var enable = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
+
+      this.properties.selective = enable;
+      return this;
+    }
+
+    /**
+     * Set hide_keyboard property of reply_markup to true
+     * @return {object} returns the keyboard object
+     */
+
+  }, {
+    key: 'hide',
+    value: function hide() {
+      this.properties = {
+        hide_keyboard: true
+      };
+
+      return this;
+    }
+  }]);
+
+  return Keyboard;
+}(_Base3.default);
+
+exports.default = Keyboard;
+module.exports = exports['default'];

types/Message.js

@@ -0,0 +1,155 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _Base2 = require('./Base');
+
+var _Base3 = _interopRequireDefault(_Base2);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+/**
+ * Message class, used to send message to a chat
+ */
+
+var Message = function (_Base) {
+  _inherits(Message, _Base);
+
+  /**
+   * Create a new message
+   * @param  {object} properties Message properties, as defined by Telegram API
+   */
+
+  function Message() {
+    var properties = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+    _classCallCheck(this, Message);
+
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Message).call(this, 'sendMessage'));
+
+    _this.properties = properties;
+    _this._keyboard = new _Base3.default();
+    return _this;
+  }
+
+  /**
+   * Set chat_id of the message
+   * @param  {number} chat
+   * @return {object} returns the message object
+   */
+
+
+  _createClass(Message, [{
+    key: 'to',
+    value: function to(chat) {
+      this.properties.chat_id = chat;
+      return this;
+    }
+
+    /**
+     * Set text of the message
+     * @param  {string} text Message's content
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'text',
+    value: function text(_text) {
+      this.properties.text = _text;
+      return this;
+    }
+
+    /**
+     * Set text of the message in HTML format
+     * @param  {string} text Message's content in HTML format
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'html',
+    value: function html(text) {
+      this.properties.parse_mode = 'HTML';
+      if (text) {
+        this.properties.text = text;
+      }
+      return this;
+    }
+
+    /**
+     * Set text of the message in Markdown format
+     * @param  {string} text Message's content in Markdown format
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'markdown',
+    value: function markdown(text) {
+      this.properties.parse_mode = 'Markdown';
+      if (text) {
+        this.properties.text = text;
+      }
+      return this;
+    }
+
+    /**
+     * Set reply_to_message_id of the message
+     * @param  {number} id message_id of the message to reply to
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'reply',
+    value: function reply(id) {
+      this.properties.reply_to_message_id = id;
+      return this;
+    }
+
+    /**
+     * Set disable_web_page_preview of the message
+     * @param  {boolean} enable
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'preview',
+    value: function preview() {
+      var enable = arguments.length <= 0 || arguments[0] === undefined ? true : arguments[0];
+
+      this.properties.disable_web_page_preview = !enable;
+      return this;
+    }
+
+    /**
+     * Sets keyboard of the message
+     * The value of reply_markup is set to the sanitized keyboard properties
+     * i.e. reply_markup = JSON.stringify(kb.getProperties())
+     * @param  {object} kb A Keyboard instance
+     * @return {object} returns the message object
+     */
+
+  }, {
+    key: 'keyboard',
+    value: function keyboard(kb) {
+      this._keyboard = kb;
+      return this;
+    }
+
+    // This class inherits Base's send method
+
+  }]);
+
+  return Message;
+}(_Base3.default);
+
+exports.default = Message;
+module.exports = exports['default'];

types/Question.js

@@ -0,0 +1,116 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
+
+var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };
+
+var _Message2 = require('./Message');
+
+var _Message3 = _interopRequireDefault(_Message2);
+
+var _Keyboard = require('./Keyboard');
+
+var _Keyboard2 = _interopRequireDefault(_Keyboard);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+/**
+ * Question class, extends Message
+ * Sends a message, shows a keyboard with the answers provided, and validates
+ * the answer
+ */
+
+var Question = function (_Message) {
+  _inherits(Question, _Message);
+
+  /**
+   * Create a new question
+   * @param  {object} options Options, same as Message, plus `answers` which
+   *                          is a keyboard layout, see Keyboard#keys
+   */
+
+  function Question() {
+    var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
+
+    _classCallCheck(this, Question);
+
+    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(Question).call(this, options));
+
+    var kb = new _Keyboard2.default().force().oneTime().selective();
+    _this.keyboard(kb);
+
+    _this.answers(options.answers);
+    return _this;
+  }
+
+  /**
+   * Sets answers of the question. This is passed to Keyboard#keys, and then
+   * used to validate the answer given
+   * @param  {array} answers Array of arrays of strings, same as Keyboard#keys
+   * @return {object} returns the question object
+   */
+
+
+  _createClass(Question, [{
+    key: 'answers',
+    value: function answers(_answers) {
+      this._answers = _answers;
+      this._keyboard.keys(_answers);
+      return this;
+    }
+
+    /**
+     * Sends the question (same as Message#send), and validates the answer given
+     * if the answer is one of the defined answers, resolves, else rejects
+     * You should not manually use this method unless you're extending this class
+     * You should instead use bot.send(question);
+     * @param  {object} bot
+     * @return {promise} A promise which is resolved in case of valid answer, and
+     *                     rejected in case of invalid answer
+     */
+
+  }, {
+    key: 'send',
+    value: function send(bot) {
+      var _this2 = this;
+
+      var answers = this._answers;
+
+      return _get(Object.getPrototypeOf(Question.prototype), 'send', this).call(this, bot).then(function (message) {
+        var answer = void 0;
+
+        answers.forEach(function find(a) {
+          if (Array.isArray(a)) {
+            a.forEach(find);
+          }
+          if (a === message.text) {
+            answer = a;
+          }
+        });
+
+        if (answer) {
+          _this2.emit('question:answer', answer, message);
+          return message;
+        } else {
+          _this2.emit('question:invalid', message);
+          throw message;
+        }
+      });
+    }
+  }]);
+
+  return Question;
+}(_Message3.default);
+
+exports.default = Question;
+module.exports = exports['default'];