rn-app/utils/storage.ts

/**
 * AsyncStorage 封装工具
 * 提供类型安全的本地存储操作
 */

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

/**
 * 存储键名常量
 */
export enum STORAGE_KEYS {
  AUTH_TOKEN = 'auth_token',
  USER_INFO = 'user_info',
  SETTINGS = 'settings',
  THEME = 'theme',
  LANGUAGE = 'language',
  USER_PREFERENCES = 'user_preferences',
  TENANT_STORE = 'tenant_storage',
  USER_STORE = 'user_storage',
  SETTINGS_STORE = 'settings_storage',
}

/**
 * Storage 工具类
 */
class Storage {
  /**
   * 存储字符串
   */
  static async setString(key: string, value: string): Promise<void> {
    try {
      await AsyncStorage.setItem(key, value);
      if (__DEV__) {
        console.log(`💾 Storage set: ${key}`);
      }
    } catch (error) {
      console.error(`Storage setString error for key "${key}":`, error);
      throw error;
    }
  }

  /**
   * 获取字符串
   */
  static async getString(key: string): Promise<string | null> {
    try {
      const value = await AsyncStorage.getItem(key);
      if (__DEV__) {
        console.log(`📖 Storage get: ${key}`, value ? '✓' : '✗');
      }
      return value;
    } catch (error) {
      console.error(`Storage getString error for key "${key}":`, error);
      return null;
    }
  }

  /**
   * 存储对象（自动序列化为 JSON）
   */
  static async setObject<T>(key: string, value: T): Promise<void> {
    try {
      const jsonValue = JSON.stringify(value);
      await AsyncStorage.setItem(key, jsonValue);
      if (__DEV__) {
        console.log(`💾 Storage set object: ${key}`);
      }
    } catch (error) {
      console.error(`Storage setObject error for key "${key}":`, error);
      throw error;
    }
  }

  /**
   * 获取对象（自动反序列化 JSON）
   */
  static async getObject<T>(key: string): Promise<T | null> {
    try {
      const jsonValue = await AsyncStorage.getItem(key);
      if (jsonValue === null) {
        return null;
      }
      const value = JSON.parse(jsonValue) as T;
      if (__DEV__) {
        console.log(`📖 Storage get object: ${key} ✓`);
      }
      return value;
    } catch (error) {
      console.error(`Storage getObject error for key "${key}":`, error);
      return null;
    }
  }

  /**
   * 删除指定键
   */
  static async remove(key: string): Promise<void> {
    try {
      await AsyncStorage.removeItem(key);
      if (__DEV__) {
        console.log(`🗑️ Storage remove: ${key}`);
      }
    } catch (error) {
      console.error(`Storage remove error for key "${key}":`, error);
      throw error;
    }
  }

  /**
   * 清空所有存储
   */
  static async clear(): Promise<void> {
    try {
      await AsyncStorage.clear();
      if (__DEV__) {
        console.log('🗑️ Storage cleared all');
      }
    } catch (error) {
      console.error('Storage clear error:', error);
      throw error;
    }
  }

  /**
   * 获取所有键名
   */
  static async getAllKeys(): Promise<string[]> {
    try {
      const keys = await AsyncStorage.getAllKeys();
      if (__DEV__) {
        console.log('🔑 Storage all keys:', keys);
      }
      return keys;
    } catch (error) {
      console.error('Storage getAllKeys error:', error);
      return [];
    }
  }

  /**
   * 批量获取
   */
  static async multiGet(keys: string[]): Promise<[string, string | null][]> {
    try {
      const values = await AsyncStorage.multiGet(keys);
      return values;
    } catch (error) {
      console.error('Storage multiGet error:', error);
      return [];
    }
  }

  /**
   * 批量设置
   */
  static async multiSet(keyValuePairs: [string, string][]): Promise<void> {
    try {
      await AsyncStorage.multiSet(keyValuePairs);
      if (__DEV__) {
        console.log(`💾 Storage multiSet: ${keyValuePairs.length} items`);
      }
    } catch (error) {
      console.error('Storage multiSet error:', error);
      throw error;
    }
  }

  /**
   * 批量删除
   */
  static async multiRemove(keys: string[]): Promise<void> {
    try {
      await AsyncStorage.multiRemove(keys);
      if (__DEV__) {
        console.log(`🗑️ Storage multiRemove: ${keys.length} items`);
      }
    } catch (error) {
      console.error('Storage multiRemove error:', error);
      throw error;
    }
  }
}

export default Storage;