const express = require('express');
const fs = require('fs');
const path = require('path');
const app = express();
const port = 3000;

app.use(express.static('public')); // Serve static files from the 'public' directory

// Endpoint to get the most recent image
app.get('/most-recent-image', (req, res) => {
    const imagesDirectory = path.join(__dirname, 'images');
    fs.readdir(imagesDirectory, (err, files) => {
        if (err) {
            return res.status(500).send('Unable to scan directory');
        }
        let mostRecentImage = null;
        let maxDate = Date.now();
        files.forEach(file => {
            const filePath = path.join(imagesDirectory, file);
            const stats = fs.statSync(filePath);
            if (stats.isFile() && /\.(jpg|jpeg|png|gif)$/i.test(file)) {
                const currentDate = new Date(stats.mtime).getTime();
                if (currentDate < maxDate) {
                    mostRecentImage = file;
                    maxDate = currentDate;
                }
            }
        });
        if (mostRecentImage) {
            res.json({ imagePath: `/images/${mostRecentImage}` });
        } else {
            res.status(404).send('No images found');
        }
    });
});

app.listen(port, () => {
    console.log(`Server running at http://localhost:${port}`);
});