112 lines
3.3 KiB
JavaScript
112 lines
3.3 KiB
JavaScript
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const express = require('express');
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const app = express();
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const path = require('path');
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const SoundCloud = require('soundcloud-scraper');
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const client = new SoundCloud.Client();
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const fs = require('fs');
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const PORT = process.env.PORT || 6767;
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let tracks = []; // Store the tracks globally
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const CACHE_FILE = path.join(__dirname, 'cache.json');
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// Helper function to create a slug from track title
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function generateSlug(title) {
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return title
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.toLowerCase() // Ensure lowercase
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.replace(/[^a-z0-9]+/g, '-') // Replace non-alphanumeric characters with hyphens
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.replace(/(^-|-$)/g, ''); // Remove leading and trailing hyphens
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}
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// Helper function to read the cache
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function readCache() {
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if (fs.existsSync(CACHE_FILE)) {
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const data = fs.readFileSync(CACHE_FILE, 'utf8');
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return JSON.parse(data);
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}
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return null;
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}
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// Helper function to save cache
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function saveCache(data) {
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fs.writeFileSync(CACHE_FILE, JSON.stringify(data), 'utf8');
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}
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// Fetch playlist tracks from SoundCloud
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async function fetchPlaylist() {
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const playlist = await client.getPlaylist('https://soundcloud.com/snxraven/sets/raven-scott-metal');
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return playlist.tracks.map(track => {
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const slug = generateSlug(track.title); // Generate slug here
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return {
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title: track.title,
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description: track.description || 'No description available',
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url: track.url,
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playCount: track.playCount || 0,
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publishedAt: track.publishedAt || new Date().toISOString(),
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slug // Save the slug in the track object
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};
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});
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}
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// Get tracks from cache or SoundCloud
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async function getTracks(fetch = false) {
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const cache = readCache();
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const oneWeekInMs = 7 * 24 * 60 * 60 * 1000; // One week in milliseconds
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const now = Date.now();
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if (fetch || !cache || (now - cache.timestamp) > oneWeekInMs) {
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// Fetch fresh tracks from SoundCloud
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tracks = await fetchPlaylist();
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saveCache({ tracks, timestamp: now });
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} else {
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// Load from cache
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tracks = cache.tracks;
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// Ensure slug generation in case it is missing from the cached data
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tracks = tracks.map(track => {
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if (!track.slug) {
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track.slug = generateSlug(track.title);
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}
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return track;
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});
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}
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// Sort by playCount first, then by publishedAt
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tracks.sort((a, b) => {
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if (b.playCount !== a.playCount) return b.playCount - a.playCount;
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return new Date(b.publishedAt) - new Date(a.publishedAt);
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});
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return tracks;
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}
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// Serve static files from public directory
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app.use(express.static(path.join(__dirname, 'public')));
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// Set EJS as templating engine
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app.set('view engine', 'ejs');
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app.set('views', path.join(__dirname, 'views'));
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// Home page route
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app.get('/', async (req, res) => {
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const allTracks = await getTracks();
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res.render('index', { tracks: allTracks });
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});
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// Individual track page route
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app.get('/track/:slug', async (req, res) => {
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const allTracks = await getTracks();
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const track = allTracks.find(t => t.slug === req.params.slug);
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if (!track) {
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return res.status(404).send('Track not found');
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}
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res.render('track', { track });
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});
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// Listen on the specified port
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app.listen(PORT, () => {
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console.log(`Server is running on port ${PORT}`);
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});
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