import { configureStore } from '@reduxjs/toolkit';
import ShiftSwapRequestSlice, { fetchShiftSwapRequests, fetchShiftSwapRequestsCount } from '../ShiftSwapRequestSlice';

jest.mock('@/services/api/api', () => ({ apiGet: jest.fn(), apiPost: jest.fn(), apiPut: jest.fn(), apiDelete: jest.fn() }));
jest.mock('antd', () => ({ message: { success: jest.fn(), error: jest.fn(), warning: jest.fn() } }));
jest.mock('@/utilities/Helpers', () => ({ default: { handleServerError: jest.fn((e) => e?.message || 'Error') } }));

const createStore = () => configureStore({ reducer: { shiftSwapRequests: ShiftSwapRequestSlice.reducer } });

describe('ShiftSwapRequestSlice', () => {
  it('has correct initial state', () => {
    const state = createStore().getState().shiftSwapRequests;
    expect(state.shiftSwapRequests).toEqual([]);
    expect(state.loading).toBe(false);
    expect(state.error).toBeNull();
    expect(state.count).toBe(0);
  });

  it('sets loading on fetchShiftSwapRequests.pending', () => {
    const store = createStore();
    store.dispatch(fetchShiftSwapRequests.pending('req'));
    expect(store.getState().shiftSwapRequests.loading).toBe(true);
  });

  it('populates data on fetchShiftSwapRequests.fulfilled', () => {
    const store = createStore();
    const data = [{ id: '1', status: 'pending' }] as any;
    store.dispatch(fetchShiftSwapRequests.fulfilled(data, 'req'));
    expect(store.getState().shiftSwapRequests.shiftSwapRequests).toEqual(data);
    expect(store.getState().shiftSwapRequests.loading).toBe(false);
  });

  it('sets count on fetchShiftSwapRequestsCount.fulfilled', () => {
    const store = createStore();
    store.dispatch(fetchShiftSwapRequestsCount.fulfilled({ count: 5 } as any, 'req', undefined));
    expect(store.getState().shiftSwapRequests.count).toBe(5);
  });
});