'use strict';

const fs = require('node:fs');

const changes = [];

const display = (files) => {
  console.log('\x1Bc');
  while (changes.length > 10) {
    changes.shift();
  }
  console.log('Changes:');
  for (const item of changes) {
    console.log(item.date.toISOString(), item.event, ':', item.file);
  }
  console.log('\nFiles:');
  for (const file of files) {
    console.log(file);
  }
};

const ls = (path) => {
  fs.readdir(path, (err, files) => {
    if (err) return;
    display(files);
  });
};

const watch = (path) => {
  fs.watch(path, (event, file) => {
    console.log('\x1Bc');
    changes.push({ date: new Date(), event, file });
    ls(path);
  });
};

const path = './';
ls(path);
watch(path);