Angular HTTP Service

.js

'use strict';
//ToasterService Dependency
app.factory('HttpService', ['$q', '$http', 'ToastrService', function ($q, $http, ToastrService) {
    var HTTP_STATUS_CODES = {
        BAD_REQUEST: 400,
        NOT_FOUND: 404
    };

    var request = function (method, url, data) {
        var deferred = $q.defer();

        var rq = $http({
            method: method,
            url: url,
            data: data
        });

        rq.then(function (response) {
            deferred.resolve(response.data);
        }, function(error) {
            if (error.status === HTTP_STATUS_CODES.BAD_REQUEST) {
                var communicationResult = error.data;

                if (communicationResult.errors && communicationResult.errors.length > 0) {
                    communicationResult.errors.forEach(function (ex) {
                        if (ex.stackTrace) {
                            console.error(ex.stackTrace);
                        }

                        ToastrService.fail(ex.message);
                    });
                }

                if (communicationResult.validationErrors && communicationResult.validationErrors.length > 0) {
                    communicationResult.validationErrors.forEach(function(ex) {
                        if (ex.stackTrace) {
                            console.error(ex.stackTrace);
                        }

                        ToastrService.fail(ex.message);
                    });
                }
            } else if (error.status === HTTP_STATUS_CODES.NOT_FOUND) {
                ToastrService.fail("Server not reachable. Check your internet connection");
            }

            deferred.reject(error.data);
        });

        return deferred.promise;
    }; 

    var _post = function(url, data) {
        return request("post", url, data);
    };

    var _get = function(url, data) {
        //Append current time to the url because the get request are being cached  
        url = url + (url.indexOf("?") < 0 ? "?t=" : "&t=") + (new Date()).getTime();

        return request("get", url, data);
    };

    return {
        post: _post,
        get: _get
    };
}]);