Registrasi User di firebase menggunakan fungsi "createUserWithEmailAndPassword"

contoh-app.js

// Requirement Firebase JS SDK

(function(){
    'use strict';
    
    angular.module('ContohRegisterFirebase', [
        'ionic',
        'FirebaseService' // include dari file firebase-service.js
        ])
        
        .controller('RegisterPageCtrl', ['$scope', '$firebase', '$ionicPopup',
            function($scope, $firebase, $ionicPopup){
                
                $scope.models = {
                    newUser: {
                        email: 'tester@domain.com',
                        password: 'P@ssw0rd'
                    }
                };
                
                $scope.register = function(newUserInfo){
                    $firebase.createUser(newUserInfo, 
                        function(userInfo){
                            $ionicPopup.alert({
                                title: 'Registration Success',
                                template: 'Successfully created user account for ' + userInfo.email
                            }).then(function(){
                                newUserInfo.email = null;
                                newUserInfo.password = null;
                            });
                        }, function(error){
                            $ionicPopup.alert({
                                title: 'Registration Failed',
                                template: error.message
                            });
                        }
                    );
                }
                
                // Panggil fungsi registrasi di controller ini, bisa di taro di dalam submit event
                $scope.register($scope.models.newUser);
                
            }
        ])
        
    ;
    
})();

firebase-service.js

(function(){
    var config = {
        apiKey: "[FIREBASE_API_KEY]",       // Firebase API Key
        authDomain: "[AUTH_DOMAIN]",        // Auth domain
        databaseURL: "[FIREBASE_URL]",      // Firebase URL
        storageBucket: "[STORAGE_BUCKET]"   // Storage bucket
    };
    
    var firebase = null;
    
    angular.module('FirebaseService', [])
    
        .factory('$firebase', [function(){
            
            return {
                get instance (){
                    if (!fireBase) {
                        fireBase = firebase.initializeApp(config);
                    }
                    return fireBase;
                },
                createUser: function(userInfo, successCallback, errorCallback){
                    this.instance.auth().createUserWithEmailAndPassword(userInfo.email, userInfo.password)
                        .then(function(userData){
                            if(successCallback && successCallback instanceof Function){
                                successCallback.apply(this, [userInfo]);
                            }
                        }, function(error){
                            if(errorCallback && errorCallback instanceof Function){
                                var msg = "";
                                switch (err.code) {
                                    case 'auth/email-already-in-use':
                                        msg = 'The new user account cannot be created because the email is already in use.';
                                        break;
                                    case 'auth/invalid-email':
                                        msg = 'The specified email is not a valid email.';
                                        break;
                                    case 'auth/weak-password':
                                        msg = 'The password is not strong enough';
                                        break;
                                    default:
                                        msg = 'Error creating user';
                                }
                                errorCallback.apply(this, [{message: msg, errorCode: err.code}]);
                            }
                        })
                    ;
                }
            };
            
        }])
        
    ;
    
})();