import { Component, OnInit, ChangeDetectorRef, ChangeDetectionStrategy } from '@angular/core' import { DataService } from './data.service' import { ActionService } from './action.service' import { AppUpdateService } from './app-update.service' import { ConfigService, settingsDbName } from './config.service' import { combineLatest } from 'rxjs' @Component({ selector: 'app-root', templateUrl: './app.component.html', styleUrls: ['./app.component.scss'], changeDetection: ChangeDetectionStrategy.OnPush, }) export class AppComponent implements OnInit { constructor( public dataService: DataService, public configService: ConfigService, public actionService: ActionService, public appUpdateService: AppUpdateService, public cdr: ChangeDetectorRef, ) {} title = 'treetrail' ngOnInit(): void { this.actionService.fetchData().subscribe() } }