index.html

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Streaming Demo: Good vs Bad Practices</title>
    <link href="https://vjs.zencdn.net/8.0.4/video-js.css" rel="stylesheet">
    <style>
        body {
            font-family: Arial, sans-serif;
            text-align: center;
            margin-top: 30px;
        }

        h1 {
            color: #333;
        }

        button {
            font-size: 16px;
            padding: 10px 20px;
            margin: 10px;
            cursor: pointer;
            border: none;
            border-radius: 5px;
        }

        .good-stream {
            background-color: #4CAF50;
            color: white;
        }

        .bad-stream {
            background-color: #f44336;
            color: white;
        }

        #description {
            margin: 20px 0;
        }

        #audioPlayer {
            margin-top: 20px;
            display: block;
        }
    </style>
</head>

<body>
    <h1>Streaming Demo: Good vs Bad Practices</h1>
    <p id="description">
        <br><strong>Bad Practice:</strong> Sends the entire file at once, making it easy to download.
        <br><strong>Good Practice:</strong> Sends audio in chunks (HLS), improving security and bandwidth efficiency.
    </p>

    <button id="badStreamBtn" class="bad-stream">Bad Practice: Entire File</button>
    <button id="goodStreamBtn" class="good-stream">Good Practice: Chunked Streaming</button>

    <audio id="audioPlayer" class="video-js vjs-default-skin" controls preload="auto" width="600"></audio>

    <!-- Video.js lib. -->
    <script src="https://vjs.zencdn.net/8.0.4/video.min.js"></script>

    <!-- HLS.jsfor browsers without native HLS support -->
    <script src="https://cdn.jsdelivr.net/npm/hls.js@latest"></script>

    <script>
        const audioPlayer = document.getElementById('audioPlayer');
        const goodStreamBtn = document.getElementById('goodStreamBtn');
        const badStreamBtn = document.getElementById('badStreamBtn');

        //Bad stream
        badStreamBtn.addEventListener('click', () => {
            audioPlayer.src = '/bad-stream';
            audioPlayer.load();
            audioPlayer.play();
            console.log('Bad Practice (Entire File) selected.');
        });

        //Good stream
        goodStreamBtn.addEventListener('click', () => {
            if (audioPlayer.canPlayType('application/vnd.apple.mpegurl')) {
                // Native HLS support
                audioPlayer.src = '/good-stream/hls/playlist.m3u8'; //playlist.m3u8 is defualt name for playlist file
                // or api call : 'http://localhost:3000/good-stream/hls/playlist.m3u8'

                console.log('Native HLS support detected. Using native HLS.');
            } else if (Hls.isSupported()) {
                // HLS.js fallback for unsupported browsers
                const hls = new Hls();
                hls.loadSource('/good-stream/hls/playlist.m3u8');
                // or api call : 'http://localhost:3000/good-stream/hls/playlist.m3u8'
                hls.attachMedia(audioPlayer);
                console.log('HLS.js fallback is being used.');
            } else {
                console.error('This browser does not support HLS streaming.');
            }
            audioPlayer.load();
            audioPlayer.play();
            console.log('Good Practice (HLS Chunked Streaming) selected.');
        });
    </script>
</body>

</html>