CN_Tool_client/scripts/path-utils.js

const path = require('path');
const fs = require('fs');

/**
 * 判断路径中是否包含非 ASCII 字符。
 * 这里不只判断中文，其他非 ASCII 字符同样视为不安全路径。
 */
function hasNonAscii(targetPath = '') {
  return /[^\x00-\x7F]/.test(targetPath);
}

/**
 * 获取当前路径所在盘符根目录，例如 D:\
 */
function getDriveRoot(targetPath = '') {
  const resolvedPath = path.resolve(targetPath || process.cwd());
  return path.parse(resolvedPath).root;
}

function resolvePackagedRuntime() {
  const resourcesPath = process.resourcesPath;
  const packagedBaseDir = resourcesPath ? path.dirname(resourcesPath) : '';
  const hasPackagedResources = resourcesPath
    && fs.existsSync(path.join(resourcesPath, 'extraResources'))
    && fs.existsSync(path.join(packagedBaseDir, 'mysql'));

  if (hasPackagedResources) {
    return {
      isPackaged: true,
      baseDir: packagedBaseDir,
      resourcesPath
    };
  }

  const baseDir = path.join(__dirname, '..');
  return {
    isPackaged: false,
    baseDir,
    resourcesPath: path.join(baseDir, 'build', 'extraResources')
  };
}

/**
 * 解析运行期路径策略。
 * - 安全路径：继续直接使用应用目录
 * - 非 ASCII 路径：切到英文安全路径
 */
function resolveRuntimeStrategy(baseDir) {
  const normalizedBaseDir = path.resolve(baseDir);
  const driveRoot = getDriveRoot(normalizedBaseDir);
  const usesSafePaths = hasNonAscii(normalizedBaseDir);

  return {
    baseDir: normalizedBaseDir,
    driveRoot,
    usesSafePaths,
    // 与历史客户端隔离，避免继续复用旧品牌运行目录。
    safeRuntimeRoot: path.join(driveRoot, 'CN_Tool_Runtime')
  };
}

module.exports = {
  hasNonAscii,
  getDriveRoot,
  resolvePackagedRuntime,
  resolveRuntimeStrategy
};