(function () {
    "use strict";

    var UpdatePassword = function ($scope, userService) {
        $scope.model = { password: '', confirmPassword: '', submitted: false };
        
        $scope.update = function () {
            const error = "A password must be at least 6 characters, an upper case, a lower case, a numeric digit, and a special character.";
            const errorOld = "Old password is required.";
            const notMatching = "Passwords do not match.";
            $scope.model.submitted = true;
            $scope.errorMessage = null;
            if (!testPassword($scope.model.password)) {
                $scope.errorMessage = error;
            } else if (!$scope.model.oldPassword || !$scope.model.oldPassword.length){
                $scope.errorMessage = errorOld;
            } else if ($scope.model.password !== $scope.model.confirmPassword) {
                $scope.errorMessage = null;
            } else {
                $('.upload').show();
                userService.updatePassword($scope.model.oldPassword, $scope.model.password, $scope.model.confirmPassword).then(function (message) {
                    $('.upload').hide();
                    $scope.message = message;
                    $scope.success = true;
                }).catch(response => {
                    $scope.errorMessage = response.data.message;
                    $('.upload').hide();
                });
            }
        };

        function testPassword(password) {
            if (!password || password.length < 6) return false;
            var regex = RegExp('(?=.*\\d)(?=.*[a-z])(?=.*[A-Z])(?=.*\\W)');
            return regex.test(password);
        }
        
    };

    UpdatePassword.$inject = ['$scope', 'userService'];

    angular.module('streamApp').controller('updatePasswordController', UpdatePassword);

})();