/*
 * Copyright © 2016-2017 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.
 */

import './home-links.scss';

/*@ngInject*/
export default function HomeLinksController($scope, $mdMedia, menu) {

    var vm = this;

    vm.sectionColspan = sectionColspan;

    $scope.$watch(function() { return $mdMedia('lg'); }, function() {
        updateColumnCount();
    });

    $scope.$watch(function() { return $mdMedia('gt-lg'); }, function() {
        updateColumnCount();
    });

    updateColumnCount();

    vm.model = menu.getHomeSections();

    function updateColumnCount() {
        vm.cols = 2;
        if ($mdMedia('lg')) {
            vm.cols = 3;
        }
        if ($mdMedia('gt-lg')) {
            vm.cols = 4;
        }
    }

    function sectionColspan(section) {
        var colspan = vm.cols;
        if (section && section.places && section.places.length <= colspan) {
            colspan = section.places.length;
        }
        return colspan;
    }

}
