const path = require('path');

// 动态获取 scripts 目录路径
function getScriptsPath(scriptName) {
  // 开发环境
  const devPath = path.join(__dirname, '../../scripts', scriptName);
  // 生产环境（打包后）
  const prodPath = path.join(process.resourcesPath, 'scripts', scriptName);
  
  try {
    // 先尝试开发环境路径
    require.resolve(devPath);
    return devPath;
  } catch (e) {
    // 如果开发环境路径不存在，使用生产环境路径
    return prodPath;
  }
}

// 延迟加载 MySQLManager
let MySQLManager = null;
function getMySQLManager() {
  if (!MySQLManager) {
    MySQLManager = require(getScriptsPath('start-mysql'));
  }
  return MySQLManager;
}

class MySQLController {

  /**
   * 启动MySQL服务
   */
  async start() {
    try {
      const MySQLManagerClass = getMySQLManager();
      const mysqlManager = new MySQLManagerClass();
      await mysqlManager.start();
      return { success: true, message: 'MySQL started successfully' };
    } catch (error) {
      return { success: false, message: error.message };
    }
  }

  /**
   * 停止MySQL服务
   */
  async stop() {
    try {
      const MySQLManagerClass = getMySQLManager();
      const mysqlManager = new MySQLManagerClass();
      await mysqlManager.stop();
      return { success: true, message: 'MySQL stopped successfully' };
    } catch (error) {
      return { success: false, message: error.message };
    }
  }

  /**
   * 获取MySQL连接配置
   */
  async getConnectionConfig() {
    try {
      const MySQLManagerClass = getMySQLManager();
      const mysqlManager = new MySQLManagerClass();
      const config = mysqlManager.getConnectionConfig();
      return { success: true, data: config };
    } catch (error) {
      return { success: false, message: error.message };
    }
  }
}

MySQLController.toString = () => '[class MySQLController]';
module.exports = MySQLController;