import { createReducer } from '@reduxjs/toolkit';
import { Product } from '@interfaces';
import { getProductDetailsThunk } from './thunk';

export interface ProviderDetailsState {
  product: Product | null;
  isLoading: boolean;
  error: string | null;
}

const initialState: ProviderDetailsState = {
  product: null,
  isLoading: false,
  error: null,
};

const providerDetailsReducer = createReducer(initialState, builder => {
  builder
    .addCase(getProductDetailsThunk.pending, state => {
      state.isLoading = true;
      state.error = null;
    })
    .addCase(getProductDetailsThunk.fulfilled, (state, action) => {
      state.product = action.payload;
      state.isLoading = false;
    })
    .addCase(getProductDetailsThunk.rejected, (state, action) => {
      state.isLoading = false;
      state.error = action.payload || 'Failed to fetch product details';
    });
});

export default providerDetailsReducer;