Report It v3 CMRS service connectivity

reportIt.crmsService.js

var crms = angular.module('reportIt.crmsService', ['ngStorage', 'reportIt.config']);

/**
*   Crms factory caches data from the CRMS webservice and makes it available as JSON to the app
*/
appServices.factory('Crms',['$http','$q', '$localStorage', 'config', 'cacheTimeOut',

    function($http, $q, $localStorage, config, cacheTimeOut){

        //Create a promise to return the CRMS objet from the service
        var deferred = $q.defer();

        //Fetch a copy of the CRMS data from the server
        var getCrmsFromServer = function(){

            //CRMS webservice credentials (move to configuration?)
            var soapEnvelope = '<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ns0="urn:DefaultNamespace"><soap:Body></soap:Body></soap:Envelope>',
                credentials = config.encodedWebserviceCredentials,

                //Promise to return
                deferred = $q.defer();

                //connect to webservice
                $http.post(config.webServices.cmrsServiceUrl, 
                    soapEnvelope, 
                    { 
                        headers: {
                            'Authorization': 'Basic ' + credentials,
                            'SOAPAction': 'GETALLALLOWABLEREQUESTTYPES',
                            'Content-Type': "'Content-Type', 'text/xml'"
                        },
                        transformResponse: function(data) {

                            // convert the data to JSON and provide
                            // it to the success function below
                            var x2js = new X2JS();
                            var json = x2js.xml_str2json(data););

                            return json.Envelope.Body.GETALLOWABLEWEBREQUESTTYPESReturn.REQUESTTYPES;

                        }
                
                }).success(function(results){
            
                    deferred.resolve(results);

            }).error(function(err){

                deferred.resolve({'error': err});

            });    

            return deferred.promise;

        }

        //Create a data model object for the CRMS data to return from the service
        var createCrmsObject = function(results){

            return {

                //Return all the primary request types
                 primaryRequestTypes: function(){
                    
                    //Variables
                    var i,o,
                        tempArray = [],
                        returnArray = [];
                        
                    for (i=0, o=results.length; i<o; i+=1){

                        tempArray.push(results[i].PRIMARYLISTWORD);

                    }

                    //Remove duplicates
                    returnArray = tempArray.filter(function(item, pos, inputArray) {

                        return inputArray.indexOf(item) == pos;

                    });

                    return returnArray;

                },

                //Return all the secondary request types of a primary type
                secondaryRequestTypes: function(type){

                    //Variables
                    var i, o, secondaryTypes = [];

                    //Loop through every result record
                    for (i=0, o=results.length; i<o; i+=1){
                        
                        //Identify items that match the specified type
                        if(results[i].PRIMARYLISTWORD == type){

                            secondaryTypes.push(results[i].SECONDARYLISTWORD);
                            
                        }

                    }

                    return secondaryTypes;

                },

                //Return a single request stype
                requestType: function(type, subType){

                    //Variables
                    var i, o;

                    //Loop through every record
                    for(i=0, o = results.length; i<o; i+=1){

                        //Idenfify records that match the supplied primary and secondary request types
                        if(results[i].PRIMARYLISTWORD == type && results[i].SECONDARYLISTWORD == subType){

                            return results[i];

                        }

                    }

                }

            }

        };


        //Check if a local cache of the CRMS data exists, and check that it hasn't expired
        if(!$localStorage.crmsCache || cacheTimeOut($localStorage.crmsCacheExpires, 60000)){
            
            //Load the CRMS data from server
            getCrmsFromServer().then(function(data){

                //Once the CRMS object promise is resolved, store it to localStorage
                $localStorage.crmsCache = JSON.stringify(data);

                //Store the time that the cache was updated
                $localStorage.crmsCacheExpires = new Date().getTime();

                //resolve the promise to return the CRMS object out of the service
                deferred.resolve(createCrmsObject(JSON.parse($localStorage.crmsCache)));

            });

        //If the cache is available and not expired
        }else{
            
            //Return the cached CRMS data
            deferred.resolve(createCrmsObject(JSON.parse($localStorage.crmsCache)));

        }

        //Return a promise for the CRMS data
        return deferred.promise;

    }

]);