import { Injectable } from '@angular/core';
import { HttpClient } from "@angular/common/http";
import { Observable, from } from "rxjs";

import { Race } from '../models/race.model';

@Injectable({
  providedIn: 'root'
})
export class RacesService {

  constructor(private httpClient: HttpClient) {
  }

  getAllRaces(): Observable<Array<Race>> {
    return this.httpClient.get<Array<Race>>("assets/races.json");
  }

  getRace(id: string): Observable<Race | undefined> {
    let promise = new Promise<Race|undefined>((resolve, reject) => {
      this.httpClient.get<Array<Race>>("assets/race.json").subscribe(data => {
        for(let race of data) {
          if(race.id == id) {
            resolve(race);
          }
        }
        reject(undefined);
      });
    });
    return from(promise);
  }

  getMapInfo(mapUID: string) {
    return this.httpClient.get("http://localhost:3000/races/map/"+mapUID);
  }
}