store.js

import {createStore, applyMiddleware, compose} from 'redux';
import {persistStore, persistReducer} from 'redux-persist';
import AsyncStorage from '@react-native-community/async-storage';
import thunk from 'redux-thunk';

import rootReducer from './src/reducers';
const middleware = [thunk];

const persistConfig = {
  key: 'primary',
  storage: AsyncStorage,
};

const persistedReducer = persistReducer(persistConfig, rootReducer);

const composeEnhancers =
  typeof window === 'object' && window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__
    ? window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__({})
    : compose;

const enhancer = composeEnhancers(applyMiddleware(...middleware));

const store = createStore(persistedReducer, enhancer);
const persistor = persistStore(store);

export {store, persistor};