React :: DataContext.js

Datacontext.Js1.js

import React from "react";
import CreateDataContext from "./CreateDataContext";
import AsyncStorage from '@react-native-async-storage/async-storage';

const authReducer = (state, action) => {
  switch (action.type) {
    case 'add_error': {
      return { ...state, errorMessage: action.payload };
    }
    case 'clear_error': {
      return { ...state, errorMessage: null }
    }
    case 'set_data': {
        return { ...state, data: action.payload }
    }
    default: {
      return state;
    }
  }
};

const storeData = async (data) => {
  try {
    console.log('storing data....');
    const jsonValue = JSON.stringify(data);
    console.log(jsonValue);
    await AsyncStorage.setItem('@data', jsonValue)
  } catch (e) {
    // saving error
    console.log('error storing data: ');
    console.log(e);
  }
}

const getData = async (dispatch) => {
    try {

            const jsonValue = await AsyncStorage.getItem('@data')
            data = jsonValue != null ? JSON.parse(jsonValue) : null
            if (data) {
                console.log('data found');
                console.log(data);
                await dispatch({type : 'set_data', payload : data});
                return true;
            }
            else {
                console.log('no data');
                return false;
            }
    } catch (e) {
        // error reading value
        console.log('error getting data');
        console.log(e);
    }
}


const clearErrors = (dispatch) => {
  dispatch({ type: 'add_error', payload: null})
}


export const { Provider, Context } = CreateDataContext(
  authReducer,
  { signin, signout, hasToken, signup, resetPassword, resetPasswordWithToken, getColors },
  { isLoggedIn: false, errorMessage: '', credentials: {} },
);