script.js

const File = require("./models/files");

const fs = require('fs');

const connectDB = require('./config/db');

connectDB();

async function deleteData() {
    // 24 hrs old file fetching
    const pastDate = new Date(Date.now()-(24*60*60*1000));

    const files = await File.find({createdAt : { $lt: pastDate }});

    if(files.length){
        for(const file of files){
            try{
                fs.unlinkSync(file.path);
            await file.remove();


            console.log(`Successfully deleted ${file.filename}`)
            }catch(err){
                console.log(`Error while deleting file ${err}`);
            }
        }
        console.log('Job Done');
    }
}

deleteData().then(process.exit());