webapp-frontend/src/app/ac-xapp/ac-xapp.component.ts

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * O-RAN-SC
   4  * %%
   5  * Copyright (C) 2019 AT&T Intellectual Property
   6  * %%
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ========================LICENSE_END===================================
  19  */
  20
  21 import { HttpErrorResponse } from '@angular/common/http';
  22 import { Component, OnInit, OnDestroy } from '@angular/core';
  23 import { FormControl, FormGroup, Validators } from '@angular/forms';
  24 import { ACAdmissionIntervalControl } from '../interfaces/ac-xapp.types';
  25 import { ACXappService } from '../services/ac-xapp/ac-xapp.service';
  26 import { ErrorDialogService } from '../services/ui/error-dialog.service';
  27 import { NotificationService } from './../services/ui/notification.service';
  28 import { Subscription } from 'rxjs';
  29 import { InstanceSelectorService } from '../services/instance-selector/instance-selector.service';
  30
  31 @Component({
  32   selector: 'rd-ac-xapp',
  33   templateUrl: './ac-xapp.component.html',
  34   styleUrls: ['./ac-xapp.component.scss']
  35 })
  36 export class AcXappComponent implements OnInit, OnDestroy {
  37
  38   private acForm: FormGroup;
  39   private instanceChange: Subscription;
  40   private instanceKey: string;
  41
  42   constructor(
  43     private acXappService: ACXappService,
  44     private errorDialogService: ErrorDialogService,
  45     private notificationService: NotificationService,
  46     public instanceSelectorService: InstanceSelectorService, ) { }
  47
  48   ngOnInit() {
  49     this.acForm = new FormGroup({
  50       // Names must match the ACAdmissionIntervalControl interface
  51       enforce: new FormControl(true, [Validators.required]),
  52       class: new FormControl('', [Validators.required, Validators.min(1), Validators.max(256)]),
  53       window_length: new FormControl('', [Validators.required, Validators.min(15), Validators.max(300)]),
  54       blocking_rate: new FormControl('', [Validators.required, Validators.min(0), Validators.max(100)]),
  55       trigger_threshold: new FormControl('', [Validators.required, Validators.min(1)])
  56     });
  57
  58     this.instanceChange = this.instanceSelectorService.getSelectedInstancekey().subscribe((instanceKey: string) => {
  59       if (instanceKey) {
  60         // TODO: show pending action indicator
  61         this.instanceKey = instanceKey;
  62         this.acXappService.getPolicy(instanceKey).subscribe((res: ACAdmissionIntervalControl) => {
  63           this.acForm.controls['class'].setValue(res.class);
  64           this.acForm.controls['enforce'].setValue(res.enforce);
  65           this.acForm.controls['window_length'].setValue(res.window_length);
  66           this.acForm.controls['blocking_rate'].setValue(res.blocking_rate);
  67           this.acForm.controls['trigger_threshold'].setValue(res.trigger_threshold);
  68           // TODO: clear pending action indicator
  69         },
  70           (error: HttpErrorResponse) => {
  71             // TODO: clear pending action indicator
  72             this.errorDialogService.displayError(error.message);
  73           });
  74       }
  75     });
  76   }
  77
  78   ngOnDestroy() {
  79     this.instanceChange.unsubscribe();
  80   }
  81
  82   updateAc = (acFormValue: ACAdmissionIntervalControl) => {
  83     if (this.acForm.valid) {
  84       // convert strings to numbers using the plus operator
  85       const acFormValueConverted = {
  86         class: +acFormValue.class,
  87         enforce: acFormValue.enforce,
  88         window_length: +acFormValue.window_length,
  89         blocking_rate: +acFormValue.blocking_rate,
  90         trigger_threshold: +acFormValue.trigger_threshold
  91       };
  92       this.acXappService.putPolicy(this.instanceKey, acFormValueConverted).subscribe(
  93         response => {
  94           if (response.status === 200) {
  95             this.notificationService.success('AC update policy succeeded!');
  96           }
  97         },
  98         (error => {
  99           this.errorDialogService.displayError('AC update policy failed: ' + error.message);
 100         })
 101       );
 102     }
 103   }
 104
 105   hasError(controlName: string, errorName: string) {
 106     if (this.acForm.controls[controlName].hasError(errorName)) {
 107       return true;
 108     }
 109     return false;
 110   }
 111
 112   validateControl(controlName: string) {
 113     if (this.acForm.controls[controlName].invalid && this.acForm.controls[controlName].touched) {
 114       return true;
 115     }
 116     return false;
 117   }
 118
 119 }