Vmeda.Online/src/core/courses/providers/mainmenu-handler.ts

72 lines
2.5 KiB
TypeScript

// (C) Copyright 2015 Martin Dougiamas
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import { Injectable } from '@angular/core';
import { CoreCoursesProvider } from './courses';
import { CoreMainMenuHandler, CoreMainMenuHandlerData } from '../../mainmenu/providers/delegate';
import { CoreCoursesMyOverviewProvider } from '../providers/my-overview';
/**
* Handler to add My Courses or My Overview into main menu.
*/
@Injectable()
export class CoreCoursesMainMenuHandler implements CoreMainMenuHandler {
name = 'CoreCourses';
priority = 1100;
isOverviewEnabled: boolean;
constructor(private coursesProvider: CoreCoursesProvider, private myOverviewProvider: CoreCoursesMyOverviewProvider) {}
/**
* Check if the handler is enabled on a site level.
*
* @return {boolean} Whether or not the handler is enabled on a site level.
*/
isEnabled(): boolean|Promise<boolean> {
// Check if my overview is enabled.
return this.myOverviewProvider.isEnabled().then((enabled) => {
this.isOverviewEnabled = enabled;
if (enabled) {
return true;
}
// My overview not enabled, check if my courses is enabled.
return !this.coursesProvider.isMyCoursesDisabledInSite();
});
}
/**
* Returns the data needed to render the handler.
*
* @return {CoreMainMenuHandlerData} Data needed to render the handler.
*/
getDisplayData(): CoreMainMenuHandlerData {
if (this.isOverviewEnabled) {
return {
icon: 'ionic',
title: 'core.courses.courseoverview',
page: 'CoreCoursesMyOverviewPage',
class: 'core-courseoverview-handler'
};
} else {
return {
icon: 'ionic',
title: 'core.courses.mycourses',
page: 'CoreCoursesMyCoursesPage',
class: 'core-mycourses-handler'
};
}
}
}