(function(){
    'use strict';

    angular.module('raz')

        .component('lcmBlockResources', {
            templateUrl: '/js/angular/literacy-curriculum-map/components/lcm-block-resources.html',
            controller: 'LCMBlockResourcesController',
            bindings: {
                folderId: '<',
                folderName: '<',
                resources: '<',
                blockId: '<',
                lessons: '<'
            }
        })
        .controller('LCMBlockResourcesController', LCMBlockResourcesController);

    LCMBlockResourcesController.$inject = ['SITE_ID', 'SiteHelper', 'lazAccessRestrictionService', '_', '$sce'];

    function LCMBlockResourcesController (SITE_ID, SiteHelper, lazAccessRestrictionService, _, $sce) {
        var ctrl = this;

        ctrl.BLOCKS = {
            SHARED   : 1,
            READ     : 2,
            PA       : 3,
            PHONICS  : 4,
            GRAMMAR  : 5,
            WRITING  : 6,
            SMALL    : 7,
            CENTERS  : 8,
            STATIONS : 9
        }

        ctrl.$onInit = function() {
            ctrl.page = '/literacy-curriculum-map/';

            ctrl.isRazPlus = parseInt(SITE_ID) === SiteHelper.RAZ_PLUS_SITE_ID;

            ctrl.showAssignButton = checkIsAssignable();

            if (parseInt(ctrl.blockId) === ctrl.BLOCKS.PHONICS) {
                var lessons = [];

                _.each(ctrl.lessons, function(element){
                    var folderName = element['name'];

                    if (folderName.indexOf('Lesson') > -1) {
                        lessons.push(element);
                    }
                });

                ctrl.lessons = lessons.length > 0 ? lessons : null;
            } else {
                ctrl.lessons = null;
            }
        }

        ctrl.getResourceName = function(resource) {
            var title = resource['title'];
            var level = resource['level'];
            var category = resource['category'];
            var parentCategory = resource['parent_category'];

            if (level) {
                title += ' - Level ' + level;
            }

            if (parseInt(ctrl.blockId) !== ctrl.BLOCKS.GRAMMAR) {
                if (parseInt(ctrl.blockId) !== ctrl.BLOCKS.PHONICS && parseInt(ctrl.blockId) !== ctrl.BLOCKS.PA) {
                    if (category && parentCategory && parentCategory.length > 0) {
                        category += ', ' + parentCategory;
                    }
                }

                if (!category && parentCategory) {
                    category = parentCategory;
                }

                if (category) {
                    title += ' <br /><span class="subtle sm">' + category + '</span>';
                }
            }

            return title;
        }

        ctrl.trustAsHtml = function(html) {
            return $sce.trustAsHtml(html);
        };

        ctrl.isAuthorized = function() {
            return lazAccessRestrictionService.isAuthorized();
        };

        ctrl.showResourcesHeading = function() {
            if (ctrl.resources) {
                for (var i = 0; i < ctrl.resources.length; ++i) {
                    if (ctrl.resources[i]) {
                        return true;
                    }
                }
            }

            if (ctrl.lessons) {
                for (var j = 0; j < ctrl.lessons.length; ++j) {
                    if (ctrl.lessons[j]) {
                        return true;
                    }
                }
            }

            return false;
        }

        function checkIsAssignable() {
            var isAssignable = function (resource) {
                return resource.is_assignable;
            };

            return ctrl.isRazPlus && ctrl.isAuthorized() && _.some(ctrl.resources, isAssignable);
        }
    }
})();