(function(){
    'use strict';

    angular.module('raz')

        .component('lcmBlockObjectives', {
            templateUrl: '/js/angular/literacy-curriculum-map/components/lcm-block-objectives.html',
            controller: 'LCMBlockObjectivesController',
            bindings: {
                blockId: '<',
                skillObjectives: '<'
            }
        })
        .controller('LCMBlockObjectivesController', LCMBlockObjectivesController);

    LCMBlockObjectivesController.$inject = ['lazAccessRestrictionService', '$sce', 'lcmObjectiveStandardsService',
        'lcmStateSelectorService', 'IS_FOUNDATIONAL_SKILLS'];

    function LCMBlockObjectivesController (lazAccessRestrictionService, $sce, lcmObjectiveStandardsService,
            lcmStateSelectorService, IS_FOUNDATIONAL_SKILLS) {
        var ctrl = this;

        ctrl.$onInit = function() {
            ctrl.page = IS_FOUNDATIONAL_SKILLS ? '/foundational-skills/' : '/literacy-curriculum-map/';

            lazAccessRestrictionService.setPageAfterLogin(ctrl.page);
            ctrl.currentState = lcmStateSelectorService.getSelectedState();
            lcmStateSelectorService.onUpdate(stateSelectorHasChanged);
        }

        ctrl.getObjectiveStandards = function (coreSkillObjectiveMapId) {
            if (ctrl.currentState) {
                return lcmObjectiveStandardsService.getObjectiveStandards(coreSkillObjectiveMapId, ctrl.currentState.state_id);
            }
            return null;
        };

        ctrl.isSmallGroupInstruction = function() {
            return parseInt(ctrl.blockId) === 7;
        }

        ctrl.getInstructionTextOnly = function() {
            if (ctrl.skillObjectives && ctrl.skillObjectives[0]) {
                var objectives = ctrl.skillObjectives[0]['objectives'];
                if (objectives && objectives[0]) {
                    var instructionText = objectives[0]['instruction_text'];
                    if (instructionText) {
                        return instructionText;
                    }
                }
            }

            return '';
        }

        ctrl.getObjectiveName = function(objective) {
            var name = objective['objective_name'];
            var target = objective['target_skill_text'];

            if (target) {
                name += ': ' + target;
            }

            return name;
        }

        ctrl.checkAuthorization = function (event, pageAfterLogin, downloadPath) {
            if (!lazAccessRestrictionService.isAuthorized()) {
                event.preventDefault();
                event.stopPropagation();
                lazAccessRestrictionService.loginIfNotAuthorized(pageAfterLogin, downloadPath);
            }
        };

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

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

        function stateSelectorHasChanged(newState) {
            ctrl.currentState = newState;
        }
    }
})();