text: /*
   * Copyright © 2016-2019 The Thingsboard Authors
   *
   * 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.
   */
  /* eslint-disable import/no-unresolved, import/default */
  
  import defaultStateControllerTemplate from './default-state-controller.tpl.html';
  import entityStateControllerTemplate from './entity-state-controller.tpl.html';
  
  /* eslint-enable import/no-unresolved, import/default */
  
  import DefaultStateController from './default-state-controller';
  import EntityStateController from './entity-state-controller';
  
  /*@ngInject*/
  export default function StatesControllerService() {
  
      var statesControllers = {};
      statesControllers['default'] = {
          controller: DefaultStateController,
          templateUrl: defaultStateControllerTemplate
      };
      statesControllers['entity'] = {
          controller: EntityStateController,
          templateUrl: entityStateControllerTemplate
      };
  
      var service = {
          registerStatesController: registerStatesController,
          getStateControllers: getStateControllers,
          getStateController: getStateController,
          preserveStateControllerState: preserveStateControllerState,
          withdrawStateControllerState: withdrawStateControllerState,
          cleanupPreservedStates: cleanupPreservedStates
      };
  
      return service;
  
      function registerStatesController(id, stateControllerInfo) {
          statesControllers[id] = stateControllerInfo;
      }
  
      function getStateControllers() {
          return statesControllers;
      }
  
      function getStateController(id) {
          return statesControllers[id];
      }
  
      function preserveStateControllerState(id, state) {
          statesControllers[id].state = angular.copy(state);
      }
  
      function withdrawStateControllerState(id) {
          var state = statesControllers[id].state;
          statesControllers[id].state = null;
          return state;
      }
  
      function cleanupPreservedStates() {
          for (var id in statesControllers) {
              statesControllers[id].state = null;
          }
      }
  
  }
  