82 lines
2.9 KiB
JavaScript
82 lines
2.9 KiB
JavaScript
require('dotenv').config();
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const express = require('express');
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const cors = require('cors');
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const path = require('path');
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const app = express();
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const PORT = process.env.PORT || 3000;
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app.use(cors());
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app.use(express.json());
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const { initDb } = require('./db');
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const routes = require('./routes');
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const fs = require('fs');
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initDb();
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app.use('/api', routes);
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// Serve static files from the React app build directory
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app.use(express.static(path.join(__dirname, '../client/dist')));
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// Handle social previews for shared event links
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app.get('/event/:id', (req, res) => {
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const { db } = require('./db');
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const eventId = req.params.id;
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try {
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const event = db.prepare('SELECT * FROM events WHERE id = ?').get(eventId);
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const filePath = path.join(__dirname, '../client/dist/index.html');
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// In dev, we might not have dist, or we might want to fallback to source index.html for testing logic
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// But source index.html hasn't been built, so it won't resolve assets.
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// For this specific feature to work "perfectly", we rely on the built assets or a dev-mode workaround.
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// We'll proceed assuming a build exists or gracefully fail to just serving the file without injection or 404.
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if (!event || !fs.existsSync(filePath)) {
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// Fallback or 404. If in dev mode and accessing port 3000, we might just redirect to vite port 5173?
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// No, that doesn't help bots.
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// Let's just try to read it.
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if (fs.existsSync(filePath)) {
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return res.sendFile(filePath);
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} else {
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return res.send('Frontend not built. Run "npm run build" in client/ to enable social previews on this port.');
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}
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}
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fs.readFile(filePath, 'utf8', (err, data) => {
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if (err) return res.status(500).send('Error reading index.html');
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const title = `Invited to: ${event.name}`;
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const desc = `${event.start_date} - ${event.end_date}. Let us know when you're free!`;
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// Inject meta tags into the <head>
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const result = data
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.replace('<title>Vite + React</title>', `<title>${title}</title>`)
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.replace('</head>', `
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<meta property="og:title" content="${title}" />
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<meta property="og:description" content="${desc}" />
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<meta property="og:type" content="website" />
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<meta property="og:url" content="${req.protocol}://${req.get('host')}${req.originalUrl}" />
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</head>
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`);
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res.send(result);
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});
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} catch (err) {
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console.error(err);
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res.redirect('/'); // Fallback to home
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}
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});
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// The "catchall" handler: for any request that doesn't match one above, send back React's index.html file.
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app.use((req, res) => {
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res.sendFile(path.join(__dirname, '../client/dist/index.html'));
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});
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app.listen(PORT, () => {
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console.log(`Server running on http://localhost:${PORT}`);
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});
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