Gps Enable Cordova Ionic

gistfile1.js

      function GeolocationSync(){

                var existLatLong = Application.getPosition();
                if(existLatLong === null){

                    $ionicLoading.show({
                      templateUrl: 'templates/components/sync.html',
                      scope: $scope
                    });

                    if(window.cordova !== undefined){
                        if($cordovaDevice.getDevice().platform === "Android"){
                            isGpsEnabled();
                            var intervalPromisse = $interval(function(){
                                isGpsEnabled();
                            },4000);
                        }
                        else{
                            getLocation();
                        }
                    }
                    else{
                        getLocation();
                    }

                }

                function isGpsEnabled() {
                    var gpsEnabled = window.plugins.locationAndSettings;
                    gpsEnabled.isGpsEnabled(function(result) {
                        if (result === false) {
                             if($scope.openConfigLocation === false)
                                switchToLocationSettings();
                        }
                        else{
                            $interval.cancel(intervalPromisse);
                            getLocation();
                        }
                      }, function() {
                          alert("error");
                      });
                }

                function switchToLocationSettings() {
                    var configLocation = window.plugins.locationAndSettings;
                    configLocation.switchToLocationSettings(function(result) {
                       if(result){
                        $scope.openConfigLocation = true;
                       }
                      }, function() {
                          alert("error");
                      });
                }

                function getLocation(){

                    var watchOptions = {
                        frequency : 100000,
                        enableHighAccuracy: true
                      };

                      var watch = $cordovaGeolocation.watchPosition(watchOptions);
                      watch.then(
                        null,
                        function(err) {
                          console.log(err);
                        },
                        function(position) {
                          var lat  = position.coords.latitude;
                          var lng = position.coords.longitude;
                          Application.setPosition([lat, lng]);
                          $ionicLoading.hide();
                    });


                }
            }

window.plugins === undefined ;(