text: 'use strict';
  
  /* jshint ignore:start */
  /**
   * This code was generated by
   * \ / _    _  _|   _  _
   *  | (_)\/(_)(_|\/| |(/_  v1.0.0
   *       /       /
   */
  /* jshint ignore:end */
  
  var Q = require('q');  /* jshint ignore:line */
  var _ = require('lodash');  /* jshint ignore:line */
  var Page = require('../../../../../base/Page');  /* jshint ignore:line */
  var deserialize = require(
      '../../../../../base/deserialize');  /* jshint ignore:line */
  var values = require('../../../../../base/values');  /* jshint ignore:line */
  
  var MessageList;
  var MessagePage;
  var MessageInstance;
  var MessageContext;
  
  /* jshint ignore:start */
  /**
   * @constructor Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageList
   * @description Initialize the MessageList
   *
   * @param {Twilio.IpMessaging.V1} version - Version of the resource
   * @param {string} serviceSid - The service_sid
   * @param {string} channelSid - The channel_sid
   */
  /* jshint ignore:end */
  MessageList = function MessageList(version, serviceSid, channelSid) {
    /* jshint ignore:start */
    /**
     * @function messages
     * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext
     * @instance
     *
     * @param {string} sid - sid of instance
     *
     * @returns {Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageContext}
     */
    /* jshint ignore:end */
    function MessageListInstance(sid) {
      return MessageListInstance.get(sid);
    }
  
    MessageListInstance._version = version;
    // Path Solution
    MessageListInstance._solution = {serviceSid: serviceSid, channelSid: channelSid};
    MessageListInstance._uri = _.template(
      '/Services/<%= serviceSid %>/Channels/<%= channelSid %>/Messages' // jshint ignore:line
    )(MessageListInstance._solution);
    /* jshint ignore:start */
    /**
     * create a MessageInstance
     *
     * @function create
     * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageList
     * @instance
     *
     * @param {object} opts - ...
     * @param {string} opts.body - The body
     * @param {string} [opts.from] - The from
     * @param {string} [opts.attributes] - The attributes
     * @param {function} [callback] - Callback to handle processed record
     *
     * @returns {Promise} Resolves to processed MessageInstance
     */
    /* jshint ignore:end */
    MessageListInstance.create = function create(opts, callback) {
      if (_.isUndefined(opts)) {
        throw new Error('Required parameter "opts" missing.');
      }
      if (_.isUndefined(opts.body)) {
        throw new Error('Required parameter "opts.body" missing.');
      }
  
      var deferred = Q.defer();
      var data = values.of({
        'Body': _.get(opts, 'body'),
        'From': _.get(opts, 'from'),
        'Attributes': _.get(opts, 'attributes')
      });
  
      var promise = this._version.create({uri: this._uri, method: 'POST', data: data});
  
      promise = promise.then(function(payload) {
        deferred.resolve(new MessageInstance(
          this._version,
          payload,
          this._solution.serviceSid,
          this._solution.channelSid,
          this._solution.sid
        ));
      }.bind(this));
  
      promise.catch(function(error) {
        deferred.reject(error);
      });
  
      if (_.isFunction(callback)) {
        deferred.promise.nodeify(callback);
      }
  
      return deferred.promise;
    };
  
    /* jshint ignore:start */
    /**
     * Streams MessageInstance records from the API.
     *
     * This operation lazily loads records as efficiently as possible until the limit
     * is reached.
     *
     * The results are passed into the callback function, so this operation is memory efficient.
     *
     * If a function is passed as the first argument, it will be used as the callback function.
     *
     * @function each
     * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageList
     * @instance
     *
     * @param {object|function} opts - ...
     * @param {message.order_type} [opts.order] - The order
     * @param {number} [opts.limit] -
     *         Upper limit for the number of records to return.
     *         each() guarantees never to return more than limit.
     *         Default is no limit
     * @param {number} [opts.pageSize=50] -
     *         Number of records to fetch per request,
     *         when not set will use the default value of 50 records.
     *         If no pageSize is defined but a limit is defined,
     *         each() will attempt to read the limit with the most efficient
     *         page size, i.e. min(limit, 1000)
     * @param {Function} [opts.callback] -
     *         Function to process each record. If this and a positional
     * callback are passed, this one will be used
     * @param {Function} [opts.done] -
     *          Function to be called upon completion of streaming
     * @param {Function} [callback] - Function to process each record
     */
    /* jshint ignore:end */
    MessageListInstance.each = function each(opts, callback) {
      opts = opts || {};
      if (_.isFunction(opts)) {
        opts = { callback: opts };
      } else if (_.isFunction(callback) && !_.isFunction(opts.callback)) {
        opts.callback = callback;
      }
  
      if (_.isUndefined(opts.callback)) {
        throw new Error('Callback function must be provided');
      }
  
      var done = false;
      var currentPage = 1;
      var currentResource = 0;
      var limits = this._version.readLimits({
        limit: opts.limit,
        pageSize: opts.pageSize
      });
  
      function onComplete(error) {
        done = true;
        if (_.isFunction(opts.done)) {
          opts.done(error);
        }
      }
  
      function fetchNextPage(fn) {
        var promise = fn();
        if (_.isUndefined(promise)) {
          onComplete();
          return;
        }
  
        promise.then(function(page) {
          _.each(page.instances, function(instance) {
            if (done || (!_.isUndefined(opts.limit) && currentResource >= opts.limit)) {
              done = true;
              return false;
            }
  
            currentResource++;
            opts.callback(instance, onComplete);
          });
  
          if ((limits.pageLimit && limits.pageLimit <= currentPage)) {
            onComplete();
          } else if (!done) {
            currentPage++;
            fetchNextPage(_.bind(page.nextPage, page));
          }
        });
  
        promise.catch(onComplete);
      }
  
      fetchNextPage(_.bind(this.page, this, _.merge(opts, limits)));
    };
  
    /* jshint ignore:start */
    /**
     * @description Lists MessageInstance records from the API as a list.
     *
     * If a function is passed as the first argument, it will be used as the callback function.
     *
     * @function list
     * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageList
     * @instance
     *
     * @param {object|function} opts - ...
     * @param {message.order_type} [opts.order] - The order
     * @param {number} [opts.limit] -
     *         Upper limit for the number of records to return.
     *         list() guarantees never to return more than limit.
     *         Default is no limit
     * @param {number} [opts.pageSize] -
     *         Number of records to fetch per request,
     *         when not set will use the default value of 50 records.
     *         If no page_size is defined but a limit is defined,
     *         list() will attempt to read the limit with the most
     *         efficient page size, i.e. min(limit, 1000)
     * @param {function} [callback] - Callback to handle list of records
     *
     * @returns {Promise} Resolves to a list of records
     */
    /* jshint ignore:end */
    MessageListInstance.list = function list(opts, callback) {
      if (_.isFunction(opts)) {
        callback = opts;
        opts = {};
      }
      opts = opts || {};
      var deferred = Q.defer();
      var allResources = [];
      opts.callback = function(resource, done) {
        allResources.push(resource);
  
        if (!_.isUndefined(opts.limit) && allResources.length === opts.limit) {
          done();
        }
      };
  
      opts.done = function(error) {
        if (_.isUndefined(error)) {
          deferred.resolve(allResources);
        } else {
          deferred.reject(error);
        }
      };
  
      if (_.isFunction(callback)) {
        deferred.promise.nodeify(callback);
      }
  
      this.each(opts);
      return deferred.promise;
    };
  
    /* jshint ignore:start */
    /**
     * Retrieve a single page of MessageInstance records from the API.
     * Request is executed immediately
     *
     * If a function is passed as the first argument, it will be used as the callback function.
     *
     * @function page
     * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageList
     * @instance
     *
     * @param {object|function} opts - ...
     * @param {message.order_type} [opts.order] - The order
     * @param {string} [opts.pageToken] - PageToken provided by the API
     * @param {number} [opts.pageNumber] -
     *          Page Number, this value is simply for client state
     * @param {number} [opts.pageSize] - Number of records to return, defaults to 50
     * @param {function} [callback] - Callback to handle list of records
     *
     * @returns {Promise} Resolves to a list of records
     */
    /* jshint ignore:end */
    MessageListInstance.page = function page(opts, callback) {
      if (_.isFunction(opts)) {
        callback = opts;
        opts = {};
      }
      opts = opts || {};
  
      var deferred = Q.defer();
      var data = values.of({
        'Order': _.get(opts, 'order'),
        'PageToken': opts.pageToken,
        'Page': opts.pageNumber,
        'PageSize': opts.pageSize
      });
  
      var promise = this._version.page({uri: this._uri, method: 'GET', params: data});
  
      promise = promise.then(function(payload) {
        deferred.resolve(new MessagePage(this._version, payload, this._solution));
      }.bind(this));
  
      promise.catch(function(error) {
        deferred.reject(error);
      });
  
      if (_.isFunction(callback)) {
        deferred.promise.nodeify(callback);
      }
  
      return deferred.promise;
    };
  
    /* jshint ignore:start */
    /**
     * Retrieve a single target page of MessageInstance records from the API.
     * Request is executed immediately
     *
     * If a function is passed as the first argument, it will be used as the callback function.
     *
     * @function getPage
     * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageList
     * @instance
     *
     * @param {message.order_type} [opts.order] - The order
     * @param {string} [targetUrl] - API-generated URL for the requested results page
     * @param {function} [callback] - Callback to handle list of records
     *
     * @returns {Promise} Resolves to a list of records
     */
    /* jshint ignore:end */
    MessageListInstance.getPage = function getPage(targetUrl, callback) {
      var deferred = Q.defer();
  
      var promise = this._version._domain.twilio.request({method: 'GET', uri: targetUrl});
  
      promise = promise.then(function(payload) {
        deferred.resolve(new MessagePage(this._version, payload, this._solution));
      }.bind(this));
  
      promise.catch(function(error) {
        deferred.reject(error);
      });
  
      if (_.isFunction(callback)) {
        deferred.promise.nodeify(callback);
      }
  
      return deferred.promise;
    };
  
    /* jshint ignore:start */
    /**
     * Constructs a message
     *
     * @function get
     * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageList
     * @instance
     *
     * @param {string} sid - The sid
     *
     * @returns {Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageContext}
     */
    /* jshint ignore:end */
    MessageListInstance.get = function get(sid) {
      return new MessageContext(this._version, this._solution.serviceSid, this._solution.channelSid, sid);
    };
  
    return MessageListInstance;
  };
  
  
  /* jshint ignore:start */
  /**
   * @constructor Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessagePage
   * @augments Page
   * @description Initialize the MessagePage
   *
   * @param {Twilio.IpMessaging.V1} version - Version of the resource
   * @param {object} response - Response from the API
   * @param {object} solution - Path solution
   *
   * @returns MessagePage
   */
  /* jshint ignore:end */
  MessagePage = function MessagePage(version, response, solution) {
    // Path Solution
    this._solution = solution;
  
    Page.prototype.constructor.call(this, version, response, this._solution);
  };
  
  _.extend(MessagePage.prototype, Page.prototype);
  MessagePage.prototype.constructor = MessagePage;
  
  /* jshint ignore:start */
  /**
   * Build an instance of MessageInstance
   *
   * @function getInstance
   * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessagePage
   * @instance
   *
   * @param {object} payload - Payload response from the API
   *
   * @returns MessageInstance
   */
  /* jshint ignore:end */
  MessagePage.prototype.getInstance = function getInstance(payload) {
    return new MessageInstance(
      this._version,
      payload,
      this._solution.serviceSid,
      this._solution.channelSid
    );
  };
  
  
  /* jshint ignore:start */
  /**
   * @constructor Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageInstance
   * @description Initialize the MessageContext
   *
   * @property {string} sid - The sid
   * @property {string} accountSid - The account_sid
   * @property {string} attributes - The attributes
   * @property {string} serviceSid - The service_sid
   * @property {string} to - The to
   * @property {string} channelSid - The channel_sid
   * @property {Date} dateCreated - The date_created
   * @property {Date} dateUpdated - The date_updated
   * @property {boolean} wasEdited - The was_edited
   * @property {string} from - The from
   * @property {string} body - The body
   * @property {number} index - The index
   * @property {string} url - The url
   *
   * @param {Twilio.IpMessaging.V1} version - Version of the resource
   * @param {object} payload - The instance payload
   * @param {sid} serviceSid - The service_sid
   * @param {sid} channelSid - The channel_sid
   * @param {sid} sid - The sid
   */
  /* jshint ignore:end */
  MessageInstance = function MessageInstance(version, payload, serviceSid,
                                              channelSid, sid) {
    this._version = version;
  
    // Marshaled Properties
    this.sid = payload.sid; // jshint ignore:line
    this.accountSid = payload.account_sid; // jshint ignore:line
    this.attributes = payload.attributes; // jshint ignore:line
    this.serviceSid = payload.service_sid; // jshint ignore:line
    this.to = payload.to; // jshint ignore:line
    this.channelSid = payload.channel_sid; // jshint ignore:line
    this.dateCreated = deserialize.iso8601DateTime(payload.date_created); // jshint ignore:line
    this.dateUpdated = deserialize.iso8601DateTime(payload.date_updated); // jshint ignore:line
    this.wasEdited = payload.was_edited; // jshint ignore:line
    this.from = payload.from; // jshint ignore:line
    this.body = payload.body; // jshint ignore:line
    this.index = deserialize.integer(payload.index); // jshint ignore:line
    this.url = payload.url; // jshint ignore:line
  
    // Context
    this._context = undefined;
    this._solution = {serviceSid: serviceSid, channelSid: channelSid, sid: sid || this.sid, };
  };
  
  Object.defineProperty(MessageInstance.prototype,
    '_proxy', {
    get: function() {
      if (!this._context) {
        this._context = new MessageContext(
          this._version,
          this._solution.serviceSid,
          this._solution.channelSid,
          this._solution.sid
        );
      }
  
      return this._context;
    }
  });
  
  /* jshint ignore:start */
  /**
   * fetch a MessageInstance
   *
   * @function fetch
   * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageInstance
   * @instance
   *
   * @param {function} [callback] - Callback to handle processed record
   *
   * @returns {Promise} Resolves to processed MessageInstance
   */
  /* jshint ignore:end */
  MessageInstance.prototype.fetch = function fetch(callback) {
    return this._proxy.fetch(callback);
  };
  
  /* jshint ignore:start */
  /**
   * remove a MessageInstance
   *
   * @function remove
   * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageInstance
   * @instance
   *
   * @param {function} [callback] - Callback to handle processed record
   *
   * @returns {Promise} Resolves to processed MessageInstance
   */
  /* jshint ignore:end */
  MessageInstance.prototype.remove = function remove(callback) {
    return this._proxy.remove(callback);
  };
  
  /* jshint ignore:start */
  /**
   * update a MessageInstance
   *
   * @function update
   * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageInstance
   * @instance
   *
   * @param {object|function} opts - ...
   * @param {string} [opts.body] - The body
   * @param {string} [opts.attributes] - The attributes
   * @param {function} [callback] - Callback to handle processed record
   *
   * @returns {Promise} Resolves to processed MessageInstance
   */
  /* jshint ignore:end */
  MessageInstance.prototype.update = function update(opts, callback) {
    return this._proxy.update(opts, callback);
  };
  
  
  /* jshint ignore:start */
  /**
   * @constructor Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageContext
   * @description Initialize the MessageContext
   *
   * @param {Twilio.IpMessaging.V1} version - Version of the resource
   * @param {sid} serviceSid - The service_sid
   * @param {sid} channelSid - The channel_sid
   * @param {sid} sid - The sid
   */
  /* jshint ignore:end */
  MessageContext = function MessageContext(version, serviceSid, channelSid, sid) {
    this._version = version;
  
    // Path Solution
    this._solution = {serviceSid: serviceSid, channelSid: channelSid, sid: sid, };
    this._uri = _.template(
      '/Services/<%= serviceSid %>/Channels/<%= channelSid %>/Messages/<%= sid %>' // jshint ignore:line
    )(this._solution);
  };
  
  /* jshint ignore:start */
  /**
   * fetch a MessageInstance
   *
   * @function fetch
   * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageContext
   * @instance
   *
   * @param {function} [callback] - Callback to handle processed record
   *
   * @returns {Promise} Resolves to processed MessageInstance
   */
  /* jshint ignore:end */
  MessageContext.prototype.fetch = function fetch(callback) {
    var deferred = Q.defer();
    var promise = this._version.fetch({uri: this._uri, method: 'GET'});
  
    promise = promise.then(function(payload) {
      deferred.resolve(new MessageInstance(
        this._version,
        payload,
        this._solution.serviceSid,
        this._solution.channelSid,
        this._solution.sid
      ));
    }.bind(this));
  
    promise.catch(function(error) {
      deferred.reject(error);
    });
  
    if (_.isFunction(callback)) {
      deferred.promise.nodeify(callback);
    }
  
    return deferred.promise;
  };
  
  /* jshint ignore:start */
  /**
   * remove a MessageInstance
   *
   * @function remove
   * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageContext
   * @instance
   *
   * @param {function} [callback] - Callback to handle processed record
   *
   * @returns {Promise} Resolves to processed MessageInstance
   */
  /* jshint ignore:end */
  MessageContext.prototype.remove = function remove(callback) {
    var deferred = Q.defer();
    var promise = this._version.remove({uri: this._uri, method: 'DELETE'});
  
    promise = promise.then(function(payload) {
      deferred.resolve(payload);
    }.bind(this));
  
    promise.catch(function(error) {
      deferred.reject(error);
    });
  
    if (_.isFunction(callback)) {
      deferred.promise.nodeify(callback);
    }
  
    return deferred.promise;
  };
  
  /* jshint ignore:start */
  /**
   * update a MessageInstance
   *
   * @function update
   * @memberof Twilio.IpMessaging.V1.ServiceContext.ChannelContext.MessageContext
   * @instance
   *
   * @param {object|function} opts - ...
   * @param {string} [opts.body] - The body
   * @param {string} [opts.attributes] - The attributes
   * @param {function} [callback] - Callback to handle processed record
   *
   * @returns {Promise} Resolves to processed MessageInstance
   */
  /* jshint ignore:end */
  MessageContext.prototype.update = function update(opts, callback) {
    if (_.isFunction(opts)) {
      callback = opts;
      opts = {};
    }
    opts = opts || {};
  
    var deferred = Q.defer();
    var data = values.of({'Body': _.get(opts, 'body'), 'Attributes': _.get(opts, 'attributes')});
  
    var promise = this._version.update({uri: this._uri, method: 'POST', data: data});
  
    promise = promise.then(function(payload) {
      deferred.resolve(new MessageInstance(
        this._version,
        payload,
        this._solution.serviceSid,
        this._solution.channelSid,
        this._solution.sid
      ));
    }.bind(this));
  
    promise.catch(function(error) {
      deferred.reject(error);
    });
  
    if (_.isFunction(callback)) {
      deferred.promise.nodeify(callback);
    }
  
    return deferred.promise;
  };
  
  module.exports = {
    MessageList: MessageList,
    MessagePage: MessagePage,
    MessageInstance: MessageInstance,
    MessageContext: MessageContext
  };
  