(function() {
    "use strict";

    angular.module("raz")
        .component('fsScopeSequence', {
            templateUrl: '/js/angular/literacy-curriculum-map/routes/fs-scope-sequence.html',
            controller: 'fsScopeSequenceController',
            bindings: {
                gradeId: '<'
            }
        })
        .controller("fsScopeSequenceController", ['lcmGradeService', 'lcmGradeFolderIds', '$scope',
            function (lcmGradeService, lcmGradeFolderIds, $scope) {

                var ctrl = this;
                ctrl.isPending = false;
                var tablesRendered = 0;

                ctrl.$onInit = function () {
                    lcmGradeService.setCurrentGradeId(ctrl.gradeId);
                    setUnits();
                };

                ctrl.isLoading = function () {
                    return ctrl.isPending;
                };

                $scope.$on('SSTableLastElem', function (event) {
                    tablesRendered++;
                    if (tablesRendered === 1) {
                        ctrl.isPending = false;
                    }
                });

                function setUnits() {
                    ctrl.isPending = true;

                    lcmGradeService.getFSSSWeeksTreeById(lcmGradeFolderIds['grade_' + ctrl.gradeId]['folder_id'])
                        .then(function (response) {
                            ctrl.units = response;
                        });
                }

            }]);
})();