rename all files in the folder to the file creation time

rename-ctime.js

// The frame is written by GPT, and I perfect the details
const fs = require("fs");
const path = require("path");
const dayjs = require('dayjs');

const folderPath = "path/to/folder";

fs.readdir(folderPath, (err, files) => {
  if (err) {
    console.error(err);
    return;
  }

  files.forEach((file) => {
    const oldFilePath = path.join(folderPath, file);
    const stats = fs.statSync(oldFilePath);
    const createTime = stats.birthtime;
    const d = dayjs(createTime);
    const formattedTime = d.format('YYYYMMDDHHmmss');
    const fileName = path.parse(file).name;
    const fileExtension = path.parse(file).ext;
    const newFileName = `${formattedTime}`;

    const newFilePath = path.join(
      folderPath,
      `${newFileName}${fileExtension.toLowerCase()}`
    );
    fs.renameSync(oldFilePath, newFilePath);

    console.log(`Renamed ${file} to ${newFileName}${fileExtension.toLowerCase()}`);
  });
});