/*****************************************************************************
 * Open MCT, Copyright (c) 2014-2016, United States Government
 * as represented by the Administrator of the National Aeronautics and Space
 * Administration. All rights reserved.
 *
 * Open MCT is 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.
 *
 * Open MCT includes source code licensed under additional open source
 * licenses. See the Open Source Licenses file (LICENSES.md) included with
 * this source code distribution or the Licensing information page available
 * at runtime from the About dialog for additional information.
 *****************************************************************************/

define(
    ['../../browse/src/InspectorRegion'],
    function (InspectorRegion) {

        /**
         * The InspectorController adds region data for a domain object's type
         * to the scope.
         *
         * @constructor
         */
        function InspectorController($scope, policyService) {
            var domainObject = $scope.domainObject,
                typeCapability = domainObject.getCapability('type'),
                statusListener;

            /**
             * Filters region parts to only those allowed by region policies
             * @param regions
             * @returns {{}}
             */
            function filterRegions(inspector) {
                //Dupe so we're not modifying the type definition.
                return inspector.regions && inspector.regions.filter(function (region) {
                    return policyService.allow('region', region, domainObject);
                });
            }

            function setRegions() {
                $scope.regions = filterRegions(typeCapability.getDefinition().inspector || new InspectorRegion());
            }

            statusListener = domainObject.getCapability("status").listen(setRegions);
            $scope.$on("$destroy", function () {
                statusListener();
            });

            setRegions();
        }

        return InspectorController;
    }
);