import {Component, OnInit} from '@angular/core'; import {SessionInBodyService} from '../shared/session-in-body.service'; import {first} from 'rxjs/operators'; @Component({ selector: 'app-statistics', templateUrl: './statistics.component.html', styleUrls: ['./statistics.component.scss'] }) export class StatisticsComponent implements OnInit { constructor(public sessionInBodyService: SessionInBodyService) { } ngOnInit(): void { this.sessionInBodyService.bodies.pipe(first()).subscribe(bodies => { if (bodies.length > 0) { this.sessionInBodyService.changeBody(bodies[0].key, bodies[0].payload.val()?.name, 'statistics'); } }); } }