(function() {

    "use strict";

    angular.module('shared')

        .component('showMeOnly', {
            templateUrl: '/shared/js/angular/book-grid/show-me-only.html',
            controller: 'showMeOnlyController'
        })
        .controller('showMeOnlyController',
            ['messageHandler','ResourceList','_','constantValues','resourceSorting','resourceFilter',
                function showMeOnlyController(messageHandler,ResourceList,_,constantValues,resourceSorting,resourceFilter) {
                    var ctrl = this;
                    ctrl.selectedFilters = {};

                    ctrl.selectedSort = function(newSort) {
                        if (newSort) {
                            resourceSorting.setSelectedSort(newSort.key);
                        }
                        var foundSort = null;
                        if (resourceSorting.getSelectedSort()) {
                            foundSort = _.find(constantValues.SORT_OPTIONS, function(oneSort) {
                                return oneSort.key === resourceSorting.getSelectedSort();
                            });
                        }
                        return foundSort ? foundSort : constantValues.SORT_OPTIONS[0];
                    };

                    ctrl.setView = function(view) {
                        if (view === constantValues.LIST_VIEW) {
                            ResourceList.setView(constantValues.LIST_VIEW);
                        } else {
                            ResourceList.setView(constantValues.GRID_VIEW);
                        }
                    };

                    ctrl.isGridView = function() {
                        return ResourceList.getView() === constantValues.GRID_VIEW;
                    };

                    ctrl.isListView = function() {
                        return ResourceList.getView() === constantValues.LIST_VIEW;
                    };

                    ctrl.getLevelBarLevel = function(key) {
                        return ResourceList.getLevelBarLevels()[key];
                    };

                    ctrl.getLevelBarLevelKeys = function() {
                        return Object.keys(ResourceList.getLevelBarLevels());
                    };

                    ctrl.getFilteredBooksCount = function() {
                        return ResourceList.getFilteredBooksCount();
                    };

                    ctrl.getAllBooksCount = function() {
                        return ResourceList.getAllBooksCount();
                    };

                    function buildFilterList() {
                        var filterList = [];
                        _.each(Object.keys(ctrl.selectedFilters), function(filterKey) {
                            if (ctrl.selectedFilters[filterKey] === true) {
                                filterList.push(filterKey);
                            }
                        });
                        return filterList;
                    }

                    ctrl.checkedBox = function() {
                        resourceFilter.setShowMeOnlyFilters(buildFilterList());
                    };

                    ctrl.anyFilters = function() {
                        return buildFilterList().length > 0;
                    };

                    ctrl.clearAllFilters = function() {
                        ctrl.selectedFilters = {};
                        resourceFilter.setShowMeOnlyFilters(buildFilterList());
                    };

                    ctrl.getSortOptions = function() {
                        return constantValues.SORT_OPTIONS;
                    };

                }]);
}());