off-sqs-debearloper/lib/index.js

Helper app that manages SQS and RabbitMQ transactions

// OFF-SQS

//Helper app that manages SQS and RabbitMQ transactions

var config        = require('./config'),
    getMessages   = require('./receiver'),
    listQueues    = require('./listQueues'),
    parseMessage  = require('./parseMessage'),
    sendMessages  = require('./sender'),
    when          = require('when');

var offSqs = function(){
  this.awsConfigFile        = undefined;
  this.MaxNumberOfMessages  = 10;
  this.WaitTimeSeconds      = 20;
  this.listQueues           = listQueues.bind(this);
  this.getMessages          = getMessages.bind(this);
  this.config               = config;
};

offSqs.prototype.configure = function(opts){
  this.config.awsConfigFile = opts.awsConfigFile || this.awsConfigFile;
  this.MaxNumberOfMessages  = opts.MaxNumberOfMessages || 10;
  this.WaitTimeSeconds      = opts.WaitTimeSeconds || 20;
};

offSqs.prototype.awsReviewerFile = function(){
  if(JSON.stringify(this.config.awsConfigFile) == undefined
      && config.env.development == false){
    console.log("Config error, for more information: https://github.com/emilioriosvz/off-sqs-debearloper ");
    throw new Error('You need to put your own AWS configuration file'); };
};

offSqs.prototype.sender = function(queueName, data){
  this.awsReviewerFile();

  this.listQueues(queueName).then(function(queueUrl){
    sendMessages(data, queueUrl);
  });
};

offSqs.prototype.receiver = function(queueName, callback){
  this.awsReviewerFile();
  this.callback = callback;

  var deferred  = when.defer(),
      self      = this;

  this.listQueues(queueName).then(function(queueUrl){
    self.queueUrl  = queueUrl;
    deferred.resolve({
      receiver: self.getMessages.call(this)
    });
  });

};

offSqs.prototype.getQueueUrl = function(queueName){
  var deferred = when.defer();

  this.listQueues(queueName).then(function(queueUrl){
    deferred.resolve(queueUrl);
  });

  return deferred.promise;
};

offSqs.prototype.parseMessage = function(data){
  return parseMessage(data);
};



module.exports = offSqs;