TaxBackApp/data/storage.js

import AsyncStorage from '@react-native-community/async-storage';

//登陆信息进行本地存储
//参数 json 登陆信息json
export const StorageData = async (json) => {
  try {
    const {account, usertype, userName, authorities, token} = json.data;
    await AsyncStorage.setItem('account', JSON.stringify(account));
    await AsyncStorage.setItem('userName', JSON.stringify(userName));
    await AsyncStorage.setItem('usertype', JSON.stringify(usertype));
    await AsyncStorage.setItem('token', JSON.stringify(token));
    await AsyncStorage.setItem('authority', JSON.stringify(authorities));
  } catch (e) {
    console.log(e);
  }
};
export const StorageState = async (json) => {
  try {
    const {initRealm} = json;
    await AsyncStorage.setItem('initRealmFlag', JSON.stringify(initRealm));
  } catch (e) {
    console.log(e);
  }
};

//单独数据存储
//参数 key：字段名称
//    value： 存储值
export const IndividualStorageData = async (key, value) => {
  try {
    await AsyncStorage.setItem(key, value);
  } catch (e) {
    console.log(e);
  }
}

//读取本地数据存储信息
//参数 key：取值字段名称
export const RetrieveData = async (key) => {
  try {
    const value = await AsyncStorage.getItem(key)
    if (value !== null) {
      return value;
    }
  } catch (e) {
    console.log(e);
  }
};

//清空本地存储数据
export const ClearAll = async () => {
  try {
    await AsyncStorage.clear();
  } catch (e) {
    console.log(e);
  }
};