--- /dev/null
+/*-
+ * ========================LICENSE_START=================================
+ * O-RAN-SC
+ * %%
+ * Copyright (C) 2019 AT&T Intellectual Property
+ * %%
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ========================LICENSE_END===================================
+ */
+
+import { HttpClient } from '@angular/common/http';
+import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+import { map } from 'rxjs/operators';
+import { ACAdmissionIntervalControl, ACAdmissionIntervalControlAck } from '../../interfaces/ac-xapp.types';
+import { DashboardSuccessTransport } from '../../interfaces/dashboard.types';
+import { DashboardService } from '../dashboard/dashboard.service';
+
+/**
+ * Services for calling the Dashboard's A1 endpoints to get/put AC policies.
+ */
+@Injectable({
+ providedIn: 'root'
+})
+export class ACXappService {
+
+ private component = 'a1-p';
+ private policyTypePath = 'poltype';
+ private policyInstPath = 'polinst';
+ private acPolicyType = '21000';
+ private acPolicyInst = 'admission_control_policy';
+
+ constructor(
+ private dashboardSvc: DashboardService,
+ private httpClient: HttpClient) {
+ }
+
+ /**
+ * Gets AC client version details
+ * @returns Observable that yields a String
+ */
+ getVersion(instanceKey: string): Observable<string> {
+ const path = this.dashboardSvc.buildPath(this.component, null, 'version');
+ return this.httpClient.get<DashboardSuccessTransport>(path).pipe(
+ // Extract the string here
+ map(res => res['data'])
+ );
+ }
+
+ /**
+ * Gets admission control policy.
+ * @returns Observable that yields an ACAdmissionIntervalControl
+ */
+ getPolicy(instanceKey: string): Observable<ACAdmissionIntervalControl> {
+ const path = this.dashboardSvc.buildPath(this.component, instanceKey, this.policyTypePath, this.acPolicyType,
+ this.policyInstPath, this.acPolicyInst);
+ return this.httpClient.get<ACAdmissionIntervalControl>(path);
+ }
+
+ /**
+ * Puts admission control policy.
+ * @param policy an instance of ACAdmissionIntervalControl
+ * @returns Observable that yields a response code, no data
+ */
+ putPolicy(instanceKey: string, policy: ACAdmissionIntervalControl): Observable<any> {
+ const path = this.dashboardSvc.buildPath(this.component, instanceKey, this.policyTypePath, this.acPolicyType,
+ this.policyInstPath, this.acPolicyInst);
+ return this.httpClient.put<ACAdmissionIntervalControlAck>(path, policy, { observe: 'response' });
+ }
+
+}