const express = require('express'); const cors = require('cors'); const fs = require('fs'); const app = express(); const port = 3001; app.use(cors()); app.use(express.json()); const scoresFilePath = './scores.json'; /* Read scores from file. */ const readScores = () => { try { console.log('Reading scores from file...'); const data = fs.readFileSync(scoresFilePath, 'utf8'); console.log('Scores read successfully.'); return JSON.parse(data); } catch (error) { console.error('Error reading scores:', error); return []; } }; /* Write scores to file. */ const writeScores = (scores) => { try { console.log('Writing scores to file...'); fs.writeFileSync(scoresFilePath, JSON.stringify(scores, null, 2)); console.log('Scores written successfully.'); } catch (error) { console.error('Error writing scores:', error); } }; app.get('/api/scores', (req, res) => { console.log('GET /api/scores request received'); const scores = readScores(); res.json(scores); }); app.post('/api/scores', (req, res) => { console.log('POST /api/scores request received'); const { name, score } = req.body; console.log('New score:', { name, score }); const scores = readScores(); scores.push({ name, score }); scores.sort((a, b) => b.score - a.score); const top10Scores = scores.slice(0, 10); writeScores(top10Scores); res.status(201).json({ message: 'Score saved successfully' }); }); app.listen(port, () => { console.log(`Server is running on http://localhost:${port}`); });