// Copyright 2014 The Oppia Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

oppia.directive('randomSelector', ['$compile', function($compile) {
  return {
    link: function(scope, element) {
      scope.getTemplateUrl = function() {
        return '/value_generator_handler/' + scope.generatorId;
      };
      $compile(element.contents())(scope);
    },
    restrict: 'E',
    scope: {
      customizationArgs: '=',
      getGeneratorId: '&'
    },
    template: '<div ng-include="getTemplateUrl()"></div>',
    controller: function($scope) {
      $scope.SCHEMA = {
        type: 'list',
        items: {
          type: 'unicode'
        },
        ui_config: {
          add_element_text: 'Add New Choice'
        }
      };
      $scope.generatorId = $scope.getGeneratorId();
      if (!$scope.customizationArgs.list_of_values) {
        $scope.customizationArgs.list_of_values = [];
      }
    }
  };
}]);
