"use strict";

angular.module("vocabulary")
    .component("lessonCard", {
        templateUrl: "/js/redesign-angular/lessons/lesson-card.html",
        controller: "LessonCardController",
        bindings: {
            lessonId: "<",
            isNew: "<",
            isPremade: "<",
            isBasal: "<",
            onDataRetrieved: "&",
            onCopyLesson: "&",
            onDeleteLesson: "&",
            onMoveLesson: "&",
            onCloseLesson: "&",
            lessonWordOrder: "<"
        }
    })
    .controller("LessonCardController",  ["lessonService", "$state", "messageHandler", "MessageBox","premadeService", "lessonTypeService", "$q", "premadeNavigationService",
        function (lessonService, $state, messageHandler, MessageBox, premadeService, lessonTypeService, $q, premadeNavigationService) {

            var ctrl = this;
            this.$onInit = init;
            ctrl.haveLessonData = false;
            ctrl.lessonData = null;
            ctrl.categoryId = 0;
            ctrl.topicId = null;
            ctrl.resourceId = null;
            ctrl.summaryTabTitle = "Book Summary";

            function init() {
                ctrl.tab = 1;
                if(ctrl.isPremade){

                    var lessonType = premadeNavigationService.getLessonTypeBasedOnSelectedCategory();

                    var lessonInitialization = lessonService.initializeLessonFromPremadeId(ctrl.lessonId, lessonType);

                    // todo - if the results of this method were cached, this redundant request for this data wouldn't cause a second api call. what if i cached premade data, then changed the options, then requested the premade data again? would that cause the retrieval of outdated data?
                    var premadeDataRetrieval = premadeService.getPremadeLessonData(ctrl.lessonId, lessonType);

                    $q.all([lessonInitialization, premadeDataRetrieval])
                        .then(function (combinedResponses){
                            ctrl.lessonData = lessonService.getLessonData();
                            ctrl.resourceId = lessonService.getPremadeId();

                            if(premadeNavigationService.isSazSelectedCategory()){
                                ctrl.summaryTabTitle = "Unit Description";
                            }
                            ctrl.haveLessonData = true;

                            if(ctrl.lessonData.type === lessonTypeService.RAZ_PREMADE){
                                ctrl.resourceId = combinedResponses[1].bookId;
                            }
                            ctrl.topicId = combinedResponses[1].topicId;
                            ctrl.onDataRetrieved();
                        });

                }else{
                    lessonService.initializeLessonData(ctrl.lessonId)
                        .then(function () {
                            ctrl.lessonData = lessonService.getLessonData();
                            ctrl.categoryId = lessonService.getChosenCategoryId();
                            ctrl.resourceId = ctrl.lessonData.id;
                            ctrl.haveLessonData = true;
                            ctrl.onDataRetrieved();
                        });
                }

            }

            ctrl.setTab = function(tabId){
                ctrl.tab = tabId;
            };

            ctrl.isSet = function(tabId){
                return ctrl.tab === tabId;
            };

            ctrl.showTabOptions = function(){
                return ctrl.isPremade && !ctrl.isBasal;
            };

            ctrl.setMenuPopover = function (popoverCtrl) {
                ctrl.menuPopoverCtrl = popoverCtrl;
            };

            ctrl.closeMenuPopover = function () {
                if (ctrl.menuPopoverCtrl) {
                    ctrl.menuPopoverCtrl.close();
                }
            };

            ctrl.editLesson = function(){
                var params = {'lessonId': ctrl.lessonId};
                $state.go('lesson.edit', params);
            };

            ctrl.closeLesson = function(){
                ctrl.onCloseLesson();
            };

            ctrl.copyLesson = function(){
                lessonService.copyLesson(ctrl.lessonId).then(function(newLessonId){
                   if(newLessonId > 0) {
                       ctrl.onCopyLesson({
                           $event: {
                               lessonId: newLessonId
                           }
                       });
                   }
                   else{
                       messageHandler.publishError("Unable to copy lesson");
                   }
                });
            };

            ctrl.newYourLesson = function(){
                if (ctrl.lessonData.type === lessonTypeService.USER_DEFINED) {
                    lessonService.initializeLessonDataFromUserLessonCopy(ctrl.lessonId)
                        .then(function() {
                            $state.go('lesson.new');
                        });
                } else {
                    var params = {
                        origin: ctrl.lessonData.type,
                        id: ctrl.lessonId
                    };
                    $state.go('lesson.premade', params);
                }
            };

            ctrl.deleteLesson = function(){
                ctrl.closeMenuPopover();
                var deleteMessage = "Are you sure you want to delete this lesson?";
                MessageBox.show({
                    message: deleteMessage,
                    responses: [
                        {
                            subtle: true,
                            label: 'Cancel'
                        },
                        {
                            id: 'delete',
                            confirm: true,
                            label: 'Delete Lesson'
                        }
                    ]
                }).then(function(response){
                    if(response.id === 'delete'){
                        lessonService.deleteLesson(ctrl.lessonId).then(function (lessonAffected) {
                            if (lessonAffected > 0) {
                                var message = ctrl.lessonData.name + " has been deleted";
                                messageHandler.publishSuccess(message);
                                ctrl.onDeleteLesson();
                            } else {
                                messageHandler.publishError("Unable to delete lesson");
                            }
                        });
                    }
                });
            };

            ctrl.moveToCategory = function(event){
                if(lessonService.categoryIsChosen()) {
                    lessonService.moveLesson().then(function(){
                        var message = ctrl.lessonData.name + " has been moved to " + event.categoryName;
                        messageHandler.publishSuccess(message);
                        ctrl.onMoveLesson();
                    });
                }
            };


    }]);