import { Injectable, inject } from '@angular/core';
import { HttpClient, HttpParams } from '@angular/common/http';
import { Observable, firstValueFrom } from 'rxjs';
import { API_URL } from '../tokens/index';

@Injectable({
  providedIn: 'root'
})
export class EnvelopeService {
  protected url: string;

  constructor(private http: HttpClient) {
    const api_url = inject(API_URL);
    this.url = `${api_url}/envelope`;
  }

  public getEnvelope(options?: { min_status?: number; max_status?: number; ignore_status?: number[] }): Observable<any> {
    let params = new HttpParams();
    if (options) {
      if (options.min_status)
        params = params.set('min_status', options.min_status.toString());
      if (options.max_status)
        params = params.set('max_status', options.max_status.toString());
      if (options.ignore_status)
        params = params.set('ignore_status', options.ignore_status.join(','));
    }
    return this.http.get(this.url, { params });
  }

  public async getEnvelopeAsync(options?: { min_status?: number; max_status?: number; ignore_status?: number[] }): Promise<any> {
    return await firstValueFrom(this.getEnvelope(options));
  }
}