Function downloadConfigFile

fadian/fadian.ts:67–81

(filename: string)

    configCache[filename] = Array.isArray(response.data) ? response.data : [];
  } catch (error) {
    console.error(`下载配置文件失败: ${filename}`, error);
  }
}

// 确保配置文件存在并是最新的
async function ensureConfigFile(filename: string): Promise<string[]> {
  const localPath = path.join(ASSET_PATH, filename);
  const now = Date.now();

  // 检查是否需要更新
  if (!fs.existsSync(localPath) || now - lastUpdateCheck > UPDATE_INTERVAL) {
    await downloadConfigFile(filename);
    lastUpdateCheck = now;
  }

  // 从缓存获取，如果缓存为空则从文件读取
  if (!configCache[filename] && fs.existsSync(localPath)) {
    configCache[filename] = readJsonArray(localPath);