-/*-
- * ========================LICENSE_START=================================
- * O-RAN-SC
- * %%
- * Copyright (C) 2019 Nordix Foundation
- * %%
- * 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 { CollectionViewer, DataSource } from '@angular/cdk/collections';
-import { HttpErrorResponse } from '@angular/common/http';
-import { MatSort } from '@angular/material';
-import { Observable } from 'rxjs/Observable';
-import { BehaviorSubject } from 'rxjs/BehaviorSubject';
-import { merge } from 'rxjs';
-import { of } from 'rxjs/observable/of';
-import { catchError, finalize, map } from 'rxjs/operators';
-import { EIService } from '../services/ei/ei.service';
-import { EIType } from '../interfaces/ei.jobs';
-import { NotificationService } from '../services/ui/notification.service';
-
-export class EITypeDataSource extends DataSource<EIType> {
-
- private eiTypeSubject = new BehaviorSubject<EIType[]>([]);
-
- private loadingSubject = new BehaviorSubject<boolean>(false);
-
- public loading$ = this.loadingSubject.asObservable();
-
- public rowCount = 1; // hide footer during intial load
-
- constructor(private eiSvc: EIService,
- private sort: MatSort,
- private notificationService: NotificationService) {
- super();
- }
-
- loadTable() {
- this.loadingSubject.next(true);
- this.eiSvc.getEITypes()
- .pipe(
- catchError((her: HttpErrorResponse) => {
- this.notificationService.error('Failed to get EI types: ' + her.statusText + ', ' + her.error);
- return of([]);
- }),
- finalize(() => this.loadingSubject.next(false))
- )
- .subscribe((types: EIType[]) => {
- console.log("Types: " + types);
- this.rowCount = types.length;
- this.eiTypeSubject.next(types);
- });
- }
-
- connect(collectionViewer: CollectionViewer): Observable<EIType[]> {
- const dataMutations = [
- this.eiTypeSubject.asObservable(),
- this.sort.sortChange
- ];
- return merge(...dataMutations).pipe(map(() => {
- return this.getSortedData([...this.eiTypeSubject.getValue()]);
- }));
- }
-
- disconnect(collectionViewer: CollectionViewer): void {
- this.eiTypeSubject.complete();
- this.loadingSubject.complete();
- }
-
- private getSortedData(data: EIType[]) {
- if (!this.sort.active || this.sort.direction === '') {
- return data;
- }
-
- return data.sort((a, b) => {
- const isAsc = this.sort.direction === 'asc';
- switch (this.sort.active) {
- case 'eiTypeId': return compare(a.description, b.description, isAsc);
- default: return 0;
- }
- });
- }
-}
-
-function compare(a: any, b: any, isAsc: boolean) {
- return (a < b ? -1 : 1) * (isAsc ? 1 : -1);
-}