const fileSystemManager = tt.getFileSystemManager();
fileSystemManager.getSavedFileList({
  success(res) {
    res.fileList.forEach(removeExt);
  },
  fail(res) {
    console.log("获取失败", res.errMsg);
  },
});
/**
 * @param {*} fileItem
 * @param {string} fileItem.filePath
 * @param {number} fileItem.createTime
 * @param {number} fileItem.size
 */
function removeExt(fileItem) {
  console.log(`移除 ${fileItem.filePath} 的 ext`);
  const newPath = fileItem.filePath.replace(/(\..+)?$/, "");
  fileSystemManager.rename({
    oldPath: fileItem.filePath,
    newPath,
    success(_res) {
      console.log("重命名成功");
    },
    fail(res) {
      console.log("重命名失败", res.errMsg);
    },
  });
}