webapp-frontend/src/app/policy-control/policy-control.component.ts

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * O-RAN-SC
   4  * %%
   5  * Copyright (C) 2019 Nordix Foundation
   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 import { Component, OnInit, ViewChild } from '@angular/core';
  21 import { MatDialog } from '@angular/material/dialog';
  22 import { animate, state, style, transition, trigger } from '@angular/animations';
  23
  24 import { PolicyType } from '../interfaces/policy.types';
  25 import { PolicyTypeDataSource } from './policy-type.datasource';
  26 import { getPolicyDialogProperties } from './policy-instance-dialog.component';
  27 import { PolicyInstanceDialogComponent } from './policy-instance-dialog.component';
  28 import { NotificationService } from '../services/ui/notification.service';
  29 import { BehaviorSubject, Observable } from 'rxjs';
  30 import { UiService } from '../services/ui/ui.service';
  31 import { NoTypePolicyInstanceDialogComponent } from './no-type-policy-instance-dialog.component';
  32
  33 class PolicyTypeInfo {
  34     constructor(public type: PolicyType) { }
  35
  36     isExpanded: BehaviorSubject<boolean> = new BehaviorSubject<boolean>(false);
  37 }
  38
  39 @Component({
  40     selector: 'rd-policy-control',
  41     templateUrl: './policy-control.component.html',
  42     styleUrls: ['./policy-control.component.scss'],
  43     animations: [
  44         trigger('detailExpand', [
  45             state('collapsed, void', style({ height: '0px', minHeight: '0', display: 'none' })),
  46             state('expanded', style({ height: '*' })),
  47             transition('expanded <=> collapsed', animate('225ms cubic-bezier(0.4, 0.0, 0.2, 1)')),
  48             transition('expanded <=> void', animate('225ms cubic-bezier(0.4, 0.0, 0.2, 1)'))
  49         ]),
  50     ],
  51 })
  52 export class PolicyControlComponent implements OnInit {
  53
  54     policyTypeInfo = new Map<string, PolicyTypeInfo>();
  55     darkMode: boolean;
  56
  57     constructor(
  58         private policyTypesDataSource: PolicyTypeDataSource,
  59         private dialog: MatDialog,
  60         private notificationService: NotificationService,
  61         private ui: UiService) { }
  62
  63     ngOnInit() {
  64         this.policyTypesDataSource.loadTable();
  65         this.ui.darkModeState.subscribe((isDark) => {
  66             this.darkMode = isDark;
  67         });
  68     }
  69
  70     createPolicyInstance(policyType: PolicyType): void {
  71         let dialogRef;
  72         if (this.isSchemaEmpty(policyType)) {
  73             dialogRef = this.dialog.open(NoTypePolicyInstanceDialogComponent,
  74                 getPolicyDialogProperties(policyType, null, this.darkMode));
  75         } else {
  76             dialogRef = this.dialog.open(PolicyInstanceDialogComponent,
  77                 getPolicyDialogProperties(policyType, null, this.darkMode));
  78         }
  79         const info: PolicyTypeInfo = this.getPolicyTypeInfo(policyType);
  80         dialogRef.afterClosed().subscribe(
  81             (_) => {
  82                 info.isExpanded.next(info.isExpanded.getValue());
  83             }
  84         );
  85     }
  86
  87     toggleListInstances(policyType: PolicyType): void {
  88         const info = this.getPolicyTypeInfo(policyType);
  89         info.isExpanded.next(!info.isExpanded.getValue());
  90     }
  91
  92     private isSchemaEmpty(policyType: PolicyType): boolean {
  93         return Object.keys(policyType.schemaObject).length === 0;
  94     }
  95
  96     getPolicyTypeInfo(policyType: PolicyType): PolicyTypeInfo {
  97         let info: PolicyTypeInfo = this.policyTypeInfo.get(policyType.name);
  98         if (!info) {
  99             info = new PolicyTypeInfo(policyType);
 100             this.policyTypeInfo.set(policyType.name, info);
 101         }
 102         return info;
 103     }
 104
 105     getDisplayName(policyType: PolicyType): string {
 106         if (policyType.schemaObject.title) {
 107             return policyType.schemaObject.title;
 108         }
 109         return '< No type >';
 110     }
 111
 112     isInstancesShown(policyType: PolicyType): boolean {
 113         return this.getPolicyTypeInfo(policyType).isExpanded.getValue();
 114     }
 115
 116     getExpandedObserver(policyType: PolicyType): Observable<boolean> {
 117         return this.getPolicyTypeInfo(policyType).isExpanded.asObservable();
 118     }
 119
 120     refreshTables() {
 121         this.policyTypesDataSource.loadTable();
 122     }
 123 }