working graph widgets and local doughnut chart

src/app/providers/cust-pies.service.ts

@@ -0,0 +1,14 @@
+import { Injectable } from '@angular/core';
+import { ApiService } from './api-service';
+import { Observable } from 'rxjs/Rx';
+
+@Injectable()
+export class CustPiesService {
+  private custPieUrl = '/v1/customer/pies';
+
+  constructor(private api: ApiService) { }
+
+  public getPie(): Observable<any> {
+    return this.api.post(this.custPieUrl);
+  }
+}