From f093dcdbc4012a64c11a293052afbc74d84c8c5a Mon Sep 17 00:00:00 2001
From: Lvbo163 <lv.bo163@zte.com.cn>
Date: Thu, 11 Jan 2018 19:13:03 +0800
Subject: add backend service

add data access interfaces for template data

Issue-ID: SDC-905

Change-Id: Ie632b00dbc6ede01b0ee8a3c7abdbbc1f476f1e4
Signed-off-by: Lvbo163 <lv.bo163@zte.com.cn>
---
 .../src/app/services/data/backend.service.ts       | 100 +++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 sdc-workflow-designer-ui/src/app/services/data/backend.service.ts

(limited to 'sdc-workflow-designer-ui/src/app/services/data/backend.service.ts')

diff --git a/sdc-workflow-designer-ui/src/app/services/data/backend.service.ts b/sdc-workflow-designer-ui/src/app/services/data/backend.service.ts
new file mode 100644
index 00000000..41f6fccd
--- /dev/null
+++ b/sdc-workflow-designer-ui/src/app/services/data/backend.service.ts
@@ -0,0 +1,100 @@
+/**
+ * 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 { 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 { NoticeService } from '../notice.service';
+
+/**
+ * BackendService
+ * provides backend data accessor to load and save data.
+ */
+@Injectable()
+export abstract class BackendService {
+    private topologyProperties: { name: string, value: string }[] = [];
+
+    constructor(protected broadcastService: BroadcastService, protected noticeService: NoticeService,
+        protected httpService: HttpService, private translate: TranslateService) {
+        this.broadcastService.saveEvent$.subscribe(data => {
+            this.save(data).subscribe(response => {
+                this.translate.get('WORKFLOW.MSG.SAVE_SUCCESS').subscribe((res: string) => {
+                    this.noticeService.success(res);
+                });
+            }, error => {
+                this.noticeService.error(error);
+            });
+        });
+    }
+
+    public abstract loadPlans(): Observable<Map<number, any>>;
+
+    public abstract getBackendType(): string;
+
+    public abstract setParameters(params: any);
+
+    public abstract loadNodeTemplates(): Observable<NodeTemplate[]>;
+
+    public abstract loadTopologyProperties(nodeTemplate: NodeTemplate): Observable<string[]>;
+
+    public abstract loadNodeTemplateInterfaces(nodeTemplate: NodeTemplate): Observable<string[]>;
+
+    public abstract loadNodeTemplateOperations(nodeTemplate: NodeTemplate,
+        interfaceName: string): Observable<string[]>;
+
+    public abstract loadNodeTemplateOperationParameter(nodeTemplate: NodeTemplate,
+        interfaceName: string,
+        operation: string): Observable<any>;
+
+    public abstract save(data: any): Observable<any>;
+
+    public abstract loadPlan(): Observable<PlanModel>;
+
+    public getTopologyProperties(): { name: string, value: string }[] {
+        return this.topologyProperties;
+    }
+
+    public canEdit(): boolean {
+        return true;
+    }
+
+    protected refreshTopologyProperties(): void {
+        this.loadNodeTemplates().subscribe(nodes => {
+            if (0 === nodes.length) {
+                return;
+            }
+
+            const subscribes = nodes.map(node => this.loadTopologyProperties(node));
+            Observable.forkJoin(subscribes).map(nodesProperties => {
+                const allProperties: { name: string, value: string }[] = [];
+                nodesProperties.forEach((properties, index) => {
+                    properties.forEach(property => {
+                        // allProperties.push(nodes[index].name + '.' + property);
+                        const propertyOption = {
+                            name: `${nodes[index].name}.${property}`,
+                            value: `[${nodes[index].name}].[${property}]`
+                        };
+                        allProperties.push(propertyOption);
+                    });
+                });
+                return allProperties;
+            }).subscribe(allProperties => {
+                this.topologyProperties = allProperties;
+            });
+        });
+    }
+}
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