SQL Operations Studio Public Preview 1 (0.23) release source code

src/sql/parts/dashboard/services/breadcrumb.service.ts

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+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { Injectable, forwardRef, Inject, OnDestroy } from '@angular/core';
+import { Subject } from 'rxjs/Subject';
+
+import { DashboardServiceInterface } from './dashboardServiceInterface.service';
+import { MenuItem, IBreadcrumbService } from 'sql/base/browser/ui/breadcrumb/interfaces';
+import { ConnectionProfile } from 'sql/parts/connection/common/connectionProfile';
+
+import { IDisposable, dispose } from 'vs/base/common/lifecycle';
+import * as nls from 'vs/nls';
+
+export enum BreadcrumbClass {
+	DatabasePage,
+	ServerPage
+};
+
+@Injectable()
+export class BreadcrumbService implements IBreadcrumbService, OnDestroy {
+	public breadcrumbItem: Subject<MenuItem[]>;
+	private itemBreadcrums: MenuItem[];
+	private _disposables: IDisposable[] = [];
+	private _currentPage: BreadcrumbClass;
+
+	constructor( @Inject(forwardRef(() => DashboardServiceInterface)) private _bootstrap: DashboardServiceInterface) {
+		_bootstrap.onUpdatePage(() => {
+			this.setBreadcrumbs(this._currentPage);
+		});
+		this.breadcrumbItem = new Subject<MenuItem[]>();
+	}
+
+	public setBreadcrumbs(page: BreadcrumbClass) {
+		this._currentPage = page;
+		this.itemBreadcrums = [];
+		let refList: MenuItem[] = this.getBreadcrumbsLink(page);
+		this.breadcrumbItem.next(refList);
+	}
+
+	private getBreadcrumbsLink(page: BreadcrumbClass): MenuItem[] {
+		this.itemBreadcrums = [];
+		let profile = this._bootstrap.connectionManagementService.connectionInfo.connectionProfile;
+		this.itemBreadcrums.push({ label: nls.localize('homeCrumb', 'Home')});
+		switch (page) {
+			case BreadcrumbClass.DatabasePage:
+				this.itemBreadcrums.push(this.getServerBreadcrumb(profile));
+				this.itemBreadcrums.push(this.getDbBreadcrumb(profile));
+				break;
+			case BreadcrumbClass.ServerPage:
+				this.itemBreadcrums.push(this.getServerBreadcrumb(profile));
+				break;
+			default:
+				this.itemBreadcrums = [];
+		}
+		return this.itemBreadcrums;
+	}
+
+	private getServerBreadcrumb(profile: ConnectionProfile): MenuItem {
+		return { label: profile.serverName, routerLink: ['server-dashboard'] };
+	}
+
+	private getDbBreadcrumb(profile: ConnectionProfile): MenuItem {
+		return {
+			label: profile.databaseName ? profile.databaseName : 'database-name',
+			routerLink: ['database-dashboard']
+		};
+	}
+
+	ngOnDestroy() {
+		this._disposables = dispose(this._disposables);
+	}
+}