dashboard/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, OnDestroy, OnInit } from '@angular/core';
  23 import { FormControl, FormGroup, Validators } from '@angular/forms';
  24 import { Subscription } from 'rxjs';
  25 import { ACAdmissionIntervalControl } from '../interfaces/ac-xapp.types';
  26 import { RicInstance } from '../interfaces/dashboard.types';
  27 import { ACXappService } from '../services/ac-xapp/ac-xapp.service';
  28 import { InstanceSelectorService } from '../services/instance-selector/instance-selector.service';
  29 import { ErrorDialogService } from '../services/ui/error-dialog.service';
  30 import { NotificationService } from '../services/ui/notification.service';
  31
  32 @Component({
  33   selector: 'rd-ac-xapp',
  34   templateUrl: './ac-xapp.component.html',
  35   styleUrls: ['./ac-xapp.component.scss']
  36 })
  37 export class AcXappComponent implements OnInit, OnDestroy {
  38
  39   private acForm: FormGroup;
  40   private instanceChange: Subscription;
  41   private instanceKey: string;
  42
  43   constructor(
  44     private acXappService: ACXappService,
  45     private errorDialogService: ErrorDialogService,
  46     private notificationService: NotificationService,
  47     public instanceSelectorService: InstanceSelectorService, ) { }
  48
  49   ngOnInit() {
  50     this.acForm = new FormGroup({
  51       // Names must match the ACAdmissionIntervalControl interface
  52       enforce: new FormControl(true, [Validators.required]),
  53       class: new FormControl('', [Validators.required, Validators.min(1), Validators.max(256)]),
  54       window_length: new FormControl('', [Validators.required, Validators.min(15), Validators.max(300)]),
  55       blocking_rate: new FormControl('', [Validators.required, Validators.min(0), Validators.max(100)]),
  56       trigger_threshold: new FormControl('', [Validators.required, Validators.min(1)])
  57     });
  58
  59     this.instanceChange = this.instanceSelectorService.getSelectedInstance().subscribe((instance: RicInstance) => {
  60       if (instance.key) {
  61         // TODO: show pending action indicator
  62         this.instanceKey = instance.key;
  63         this.acXappService.getPolicy(instance.key).subscribe((res: ACAdmissionIntervalControl) => {
  64           this.acForm.controls['class'].setValue(res.class);
  65           this.acForm.controls['enforce'].setValue(res.enforce);
  66           this.acForm.controls['window_length'].setValue(res.window_length);
  67           this.acForm.controls['blocking_rate'].setValue(res.blocking_rate);
  68           this.acForm.controls['trigger_threshold'].setValue(res.trigger_threshold);
  69           // TODO: clear pending action indicator
  70         },
  71           (error: HttpErrorResponse) => {
  72             // TODO: clear pending action indicator
  73             this.errorDialogService.displayError(error.message);
  74           });
  75       }
  76     });
  77   }
  78
  79   ngOnDestroy() {
  80     this.instanceChange.unsubscribe();
  81   }
  82
  83   updateAc = (acFormValue: ACAdmissionIntervalControl) => {
  84     if (this.acForm.valid) {
  85       // convert strings to numbers using the plus operator
  86       const acFormValueConverted = {
  87         class: +acFormValue.class,
  88         enforce: acFormValue.enforce,
  89         window_length: +acFormValue.window_length,
  90         blocking_rate: +acFormValue.blocking_rate,
  91         trigger_threshold: +acFormValue.trigger_threshold
  92       };
  93       this.acXappService.putPolicy(this.instanceKey, acFormValueConverted).subscribe(
  94         response => {
  95           if (response.status === 200) {
  96             this.notificationService.success('AC update policy succeeded!');
  97           }
  98         },
  99         (error => {
 100           this.errorDialogService.displayError('AC update policy failed: ' + error.message);
 101         })
 102       );
 103     }
 104   }
 105
 106   hasError(controlName: string, errorName: string) {
 107     if (this.acForm.controls[controlName].hasError(errorName)) {
 108       return true;
 109     }
 110     return false;
 111   }
 112
 113   validateControl(controlName: string) {
 114     if (this.acForm.controls[controlName].invalid && this.acForm.controls[controlName].touched) {
 115       return true;
 116     }
 117     return false;
 118   }
 119
 120 }