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

import { environment } from '../../environments/environment';

export type StatoCategoria = 'confermata' | 'da_approvare';

export interface Categoria {
  id: string;
  nome: string;
  stato: StatoCategoria;
  creatoDaOrgId: string | null;
  creatoIl: string;
}

@Injectable({ providedIn: 'root' })
export class CategorieApiService {
  private readonly http = inject(HttpClient);

  getCategorie(): Observable<Categoria[]> {
    return this.http.get<Categoria[]>(`${environment.magazzinoApiBaseUrl}/categorie`);
  }

  getCategoriePubbliche(nome?: string): Observable<Categoria[]> {
    const params = nome ? new HttpParams().set('nome', nome) : undefined;
    return this.http.get<Categoria[]>(`${environment.magazzinoApiBaseUrl}/categorie/pubbliche`, { params });
  }

  creaCategoria(nome: string): Observable<Categoria> {
    return this.http.post<Categoria>(`${environment.magazzinoApiBaseUrl}/categorie`, { nome });
  }

  aggiornaCategoria(id: string, nome: string): Observable<Categoria> {
    return this.http.put<Categoria>(`${environment.magazzinoApiBaseUrl}/categorie/${id}`, { nome });
  }

  eliminaCategoria(id: string): Observable<void> {
    return this.http.delete<void>(`${environment.magazzinoApiBaseUrl}/categorie/${id}`);
  }

  proponiCategoria(nome: string): Observable<Categoria> {
    return this.http.post<Categoria>(`${environment.magazzinoApiBaseUrl}/categorie/proposte`, { nome });
  }

  approvaCategoria(id: string): Observable<Categoria> {
    return this.http.post<Categoria>(`${environment.magazzinoApiBaseUrl}/categorie/${id}/approva`, {});
  }

  rifiutaCategoria(id: string): Observable<void> {
    return this.http.post<void>(`${environment.magazzinoApiBaseUrl}/categorie/${id}/rifiuta`, {});
  }
}