angular

app.factory("getToken", ["$http", function () {
    return function (username, password) {
        return $http.post('token', {
            username: username,
            password: password,
            grant_type: "password"
        })
            .success(function (data) {
                return data.access_token;
            })
            .error(function (err) {
                return err;
            });
    }
}]);

app.controller('loginForm', ['$scope', 'getToken', function ($scope, getToken) {
        $scope.sendToServer = function (user) {
            getToken(user.email, user.password)
                .success(function (data) {
                    $scope.token = data;
                }).error(function (err) {
                    $scope.tokenError = err;
                });
        };
    }]);