Introduce auth token service

src/vs/workbench/services/authToken/electron-browser/authTokenService.ts

@@ -0,0 +1,58 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { ISharedProcessService } from 'vs/platform/ipc/electron-browser/sharedProcessService';
+import { Disposable } from 'vs/base/common/lifecycle';
+import { Emitter, Event } from 'vs/base/common/event';
+import { IChannel } from 'vs/base/parts/ipc/common/ipc';
+import { registerSingleton } from 'vs/platform/instantiation/common/extensions';
+import { IAuthTokenService, AuthTokenStatus } from 'vs/platform/auth/common/auth';
+
+export class AuthTokenService extends Disposable implements IAuthTokenService {
+
+	_serviceBrand: undefined;
+
+	private readonly channel: IChannel;
+
+	private _status: AuthTokenStatus = AuthTokenStatus.Unavailable;
+	get status(): AuthTokenStatus { return this._status; }
+	private _onDidChangeStatus: Emitter<AuthTokenStatus> = this._register(new Emitter<AuthTokenStatus>());
+	readonly onDidChangeStatus: Event<AuthTokenStatus> = this._onDidChangeStatus.event;
+
+	constructor(
+		@ISharedProcessService sharedProcessService: ISharedProcessService
+	) {
+		super();
+		this.channel = sharedProcessService.getChannel('authToken');
+		this.channel.call<AuthTokenStatus>('_getInitialStatus').then(status => {
+			this.updateStatus(status);
+			this._register(this.channel.listen<AuthTokenStatus>('onDidChangeStatus')(status => this.updateStatus(status)));
+		});
+	}
+
+	getToken(): Promise<string> {
+		return this.channel.call('getToken');
+	}
+
+	updateToken(token: string): Promise<void> {
+		return this.channel.call('updateToken', [token]);
+	}
+
+	refreshToken(): Promise<void> {
+		return this.channel.call('getToken');
+	}
+
+	deleteToken(): Promise<void> {
+		return this.channel.call('deleteToken');
+	}
+
+	private async updateStatus(status: AuthTokenStatus): Promise<void> {
+		this._status = status;
+		this._onDidChangeStatus.fire(status);
+	}
+
+}
+
+registerSingleton(IAuthTokenService, AuthTokenService);