1 files changed, 79 insertions, 0 deletions
diff --git a/sdc-workflow-designer-ui/src/app/services/data/data.service.ts b/sdc-workflow-designer-ui/src/app/services/data/data.service.ts
new file mode 100644
index 00000000..73be01b7
--- /dev/null
+++ b/sdc-workflow-designer-ui/src/app/services/data/data.service.ts
@@ -0,0 +1,79 @@
+/**
+ * Copyright (c) 2017 ZTE Corporation.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * and the Apache License 2.0 which both accompany this distribution,
+ * and are available at http://www.eclipse.org/legal/epl-v10.html
+ * and http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Contributors:
+ *     ZTE - initial API and implementation and/or initial documentation
+ */
+
+import { Injectable } from '@angular/core';
+import { ActivatedRoute } from '@angular/router';
+import { Observable } from 'rxjs/Observable';
+import { TranslateService } from '@ngx-translate/core';
+
+import { PlanModel } from '../../model/plan-model';
+import { NodeTemplate } from '../../model/topology/node-template';
+import { HttpService } from '../../util/http.service';
+import { BroadcastService } from '../broadcast.service';
+import { SettingService } from "../setting.service";
+import { NoticeService } from '../notice.service';
+import { BackendService } from './backend.service';
+import { SdcService } from './sdc.service';
+
+/**
+ * DataService
+ * BackendService factory, provide backend service by running environment.
+ */
+@Injectable()
+export class DataService {
+    private service: BackendService;
+
+    constructor(private broadcastService: BroadcastService, private noticeService: NoticeService,
+        protected httpService: HttpService, private translate: TranslateService,
+        private settingService: SettingService, private activatedRoute: ActivatedRoute) {
+        this.createBackendService();
+    }
+
+    public initData(): void {
+        this.activatedRoute.queryParams.subscribe(queryParams => {
+            this.service.setParameters(queryParams);
+        });
+    }
+
+    public getTopologyProperties(): { name: string, value: string }[] {
+        return this.service.getTopologyProperties();
+    }
+
+    public loadNodeTemplates(): Observable<NodeTemplate[]> {
+        return this.service.loadNodeTemplates();
+    }
+
+    public loadNodeTemplateInterfaces(nodeTemplate: NodeTemplate): Observable<string[]> {
+        return this.service.loadNodeTemplateInterfaces(nodeTemplate);
+    }
+
+    public loadNodeTemplateOperations(nodeTemplate: NodeTemplate, interfaceName: string): Observable<string[]> {
+        return this.service.loadNodeTemplateOperations(nodeTemplate, interfaceName);
+    }
+
+    public loadNodeTemplateOperationParameter(nodeTemplate: NodeTemplate, interfaceName: string,
+        operation: string): Observable<any> {
+        return this.service.loadNodeTemplateOperationParameter(nodeTemplate, interfaceName, operation);
+    }
+
+    public getBackendType(): string {
+        return this.service.getBackendType();
+    }
+
+    private createBackendService() {
+        this.settingService.getSetting().subscribe(response => {
+            let serviceType = response.BackendType;
+            this.service = new SdcService(this.broadcastService, this.noticeService, this.httpService, this.translate);
+            this.broadcastService.broadcast(this.broadcastService.backendServiceReady, null);
+        })
+    }
+}