ChickenFarm/UI/CF.APP/chicken_farm/lib/stores/config_store.dart

import 'package:chicken_farm/apis/system/_config.dart';
import 'package:chicken_farm/modes/system/config.dart';

class ConfigStore {
  static final ConfigStore _instance = ConfigStore._internal();
  // static const String _localStorgeKey = 'vb_config_';
  final Map<String, ConfigModel> _cache = {};

  factory ConfigStore() => _instance;

  ConfigStore._internal();

  Future<String?> getConfigValue(String configKey) async {
    final config = await getConfigByKey(configKey);
    return config?.configValue;
  }

  /// 根据配置key获取配置信息
  /// 先从缓存中查找，如果缓存中没有则调用接口查询
  Future<ConfigModel?> getConfigByKey(String configKey) async {
    // 先从内存缓存中查找
    if (_cache.containsKey(configKey)) {
      return _cache[configKey];
    }

    // 再从本地存储中查找
    // final cachedConfig = await StorageUtils.getObject<Map<String, dynamic>>(
    //   '$_localStorgeKey$configKey',
    // );
    // if (cachedConfig != null) {
    //   final config = ConfigModel.fromJson(cachedConfig);
    //   _cache[configKey] = config;
    //   return config;
    // }

    // 如果本地都没有，则调用接口查询
    final config = await ConfigApi().getConfigKey(configKey);
    if (config != null) {
      // 存入缓存
      _cache[configKey] = config;
      // await StorageUtils.setObject(
      //   '$_localStorgeKey$configKey',
      //   config.toJson(),
      // );
    }

    return config;
  }

  /// 清除指定配置的缓存
  void clearConfigCache(String configKey) {
    _cache.remove(configKey);
    //StorageUtils.remove('$_localStorgeKey$configKey');
  }

  /// 清除所有配置缓存
  void clearAll() {
    _cache.clear();
    //StorageUtils.removeWithPrefix(_localStorgeKey);
  }
}