var base64 = require('base64util');

var loginTmpl = require('./login.tmpl.html');

module.exports = function($storage, $http, authService, $modal) {
    var login = function(email, password) {
        // Encode authentication data.
        var authdata = base64.encode(email + ':' + password);

        return $http.post('/api/user/login', {}, {
            ignoreAuthModule: true,
            headers: {
                'authorization': 'Basic ' + authdata
            }
        }).then(function (result) {
            $storage.session.set('refresh_token', result.data.refresh_token);
            $storage.session.set('access_token', result.data.access_token);

            authService.loginConfirmed();
        }, function(result) {
            loginModal();
        });
    };

    var loginModal = function () {
        $storage.session.clear();

        $modal({
            templateUrl: loginTmpl,
            controller: function($scope, $login) {
                $scope.$login = function() {
                    $scope.$hide();
                    $login($scope.email, $scope.password);
                };
            },
            locals: {
                $login: login,
            }
        });
    };

    return {
        'loginModal': loginModal,
    };
};