import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { ReplaySubject } from 'rxjs';
import { catchError } from 'rxjs/operators';
@Injectable({
providedIn: 'root'
})
export class CityRankingService {
ranking = new ReplaySubject<any[]>(1);
national = new ReplaySubject<any>(1);
constructor(private http: HttpClient) {
this.http.get('/data/city_rankings.json')
.pipe(
catchError(() => {
return this.http.get('https://avid-covider.phonaris.com/data/city_rankings.json');
})
).subscribe((data: any[]) => {
this.national.next(data[0]);
this.ranking.next(data.slice(1, 16));
});
}
}
