//requiring some constants and fs modules
const Fs = require('fs');
const path = require('path');
const actualdate = Date.now();
const ticksinday = 86000000;
const maxfileage = 10;

//joining path of directory 
const directoryPath = path.join('C:/Test', '');

function createdDate(file) {
    const {
        birthtime
    } = Fs.statSync(file)

    return birthtime.getTime();
}

//passing directoryPath and callback function

Fs.readdir(directoryPath, function(err, files) {
    //handling error
    if (err) {
        return console.log('Unable to scan directory: ' + err);
    }

    //listing all files using forEach

    files.forEach(function(file) {

        // Print File Age & Remove it, if its older than allowed.

        filedate = createdDate(directoryPath + '/' + file);
        fileage = ((actualdate - filedate) / ticksinday).toFixed(0);
        console.log(file + ' Age: ' + fileage + ' Days');
        if (fileage > maxfileage) {
            console.log(file + ' eligible for removal.');

            Fs.unlink(directoryPath + '/' + file, (err) => {
                if (err) {
                    console.error(err)
                    return
                }

                //file removed
                console.log(file + ' removed.');
            })
        }
    });
});