import { Injectable } from '@angular/core';
import { BehaviorSubject, Observable } from 'rxjs';
import { IDropAct, IStateDrop } from '../../interfaces/dashboard.interface';

@Injectable({
  providedIn: 'root'
})
export class DashboardStateService {
  // ประกาศ BehaviorSubject ด้วย Interface
  private dashboardState = new BehaviorSubject<IStateDrop | null>(null);

  // ส่ง Observable ไปให้ components subscribe
  getStateResult(): Observable<IStateDrop | null> {
    return this.dashboardState.asObservable();
  }

  // เซ็ท state
  setStateResult(product: IStateDrop): void {
    this.dashboardState.next(product);
  }

  // เคลียร์ state
  clearState(): void {
    this.dashboardState.next(null);
  }

  // ดึงค่า current state (ไม่ใช่ observable)
  // getCurrentState(): IDropAct | null {
  //   return this.productState.value;
  // }
}