// *****************************************************************************
// Copyright (C) 2020 TypeFox and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// http://www.eclipse.org/legal/epl-2.0.
//
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License v. 2.0 are satisfied: GNU General Public License, version 2
// with the GNU Classpath Exception which is available at
// https://www.gnu.org/software/classpath/license.html.
//
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
// *****************************************************************************
import { RpcServer } from '@theia/core/lib/common/messaging/proxy-factory';

export enum UpdateStatus {
    InProgress = 'in-progress',
    Available = 'available',
    NotAvailable = 'not-available'
}

export const SampleUpdaterPath = '/services/sample-updater';
export const SampleUpdater = Symbol('SampleUpdater');
export interface SampleUpdater extends RpcServer<SampleUpdaterClient> {
    checkForUpdates(): Promise<{ status: UpdateStatus }>;
    onRestartToUpdateRequested(): void;
    disconnectClient(client: SampleUpdaterClient): void;

    setUpdateAvailable(available: boolean): Promise<void>; // Mock
}

export const SampleUpdaterClient = Symbol('SampleUpdaterClient');
export interface SampleUpdaterClient {
    notifyReadyToInstall(): void;
}
