goog.module('grrUi.user.userSettingsButtonDirective');
goog.module.declareLegacyNamespace();

const apiService = goog.requireType('grrUi.core.apiService');



/**
 * Controller for UserSettingsButtonDirective.
 * @unrestricted
 */
const UserSettingsButtonController = class {
  /**
   * @param {!angular.Scope} $scope
   * @param {!angularUi.$uibModal} $uibModal Bootstrap UI modal service.
   * @param {!angular.$timeout} $timeout
   * @param {!angular.$window} $window
   * @param {!apiService.ApiService} grrApiService
   * @ngInject
   */
  constructor($scope, $uibModal, $timeout, $window, grrApiService) {
    /** @private {!angular.Scope} */
    this.scope_ = $scope;

    /** @private {!angularUi.$uibModal} */
    this.uibModal_ = $uibModal;

    /** @private {!angular.$timeout} */
    this.timeout_ = $timeout;

    /** @private {!angular.$window} */
    this.window_ = $window;

    /** @private {!apiService.ApiService} */
    this.grrApiService_ = grrApiService;

    /** @type {?boolean} */
    this.requestSent;

    /** @type {?boolean} */
    this.done;

    /** @type {string|undefined} */
    this.error;

    /** @type {Object|undefined} */
    this.userSettings;
  }

  /**
   * Handles mouse clicks on itself.
   *
   * @export
   */
  onClick() {
    this.requestSent = false;
    this.done = false;
    this.error = undefined;

    this.userSettings = undefined;
    this.grrApiService_.getCached('users/me').then(function(response) {
      this.userSettings = response['data']['value']['settings'];
    }.bind(this));

    this.uibModal_.open({
      templateUrl: '/static/angular-components/user/' +
          'user-settings-button-modal.html',
      scope: this.scope_
    });
  }

  /**
   * Sends current settings value to the server and reloads the page after as
   * soon as server acknowledges the request after a small delay. The delay is
   * needed so that the user can see the success message.
   *
   * @export
   */
  saveSettings() {
    var newUser = {type: 'GRRUser', value: {settings: this.userSettings}};
    this.grrApiService_.post('users/me', newUser, true)
        .then(
            function success() {
              this.done = true;
              this.timeout_(
                  this.window_.location.reload.bind(this.window_.location),
                  500);
            }.bind(this),
            function failure(response) {
              this.done = true;
              this.error = response.data.message || 'Unknown error.';
            }.bind(this));

    this.requestSent = true;
  }
};



/**
 * UserSettingsButtonDirective renders a button that shows a dialog that allows
 * users to change their personal settings.
 *
 * @return {!angular.Directive} Directive definition object.
 */
exports.UserSettingsButtonDirective = function() {
  return {
    scope: {},
    restrict: 'E',
    templateUrl: '/static/angular-components/user/' +
        'user-settings-button.html',
    controller: UserSettingsButtonController,
    controllerAs: 'controller'
  };
};


/**
 * Name of the directive in Angular.
 *
 * @const
 * @export
 */
exports.UserSettingsButtonDirective.directive_name = 'grrUserSettingsButton';
