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/// Get the HTML content to render the streaming/landing page.
///
/// # See Also
///
/// - This page is served as a response for the `/stream` entry point.
///
/// # Returns
///
/// A `String` version of the HTML, CSS and JS content.
pub fn get_content() -> String {
    r###"<!DOCTYPE html>
<!--suppress JSUnresolvedLibraryURL -->
<html lang="en">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <title>Rustic video streaming</title>
    <meta property="og:type" content="VideoStreaming">
    <meta name="keywords" content="Rust, streaming, actix, JavaScript, HTML, CSS">
    <meta name="author" content="Vignesh Rao">
    <meta content="width=device-width, initial-scale=1" name="viewport">
    <!-- CSS and JS for video-js plugin -->
    <!-- If you'd like to support IE8 (for Video.js versions prior to v7) -->
    <!-- <script src="https://vjs.zencdn.net/ie8/1.1.2/videojs-ie8.min.js"></script> -->
    <link href="https://vjs.zencdn.net/8.6.1/video-js.css" rel="stylesheet"/>
    <script src="https://vjs.zencdn.net/8.6.1/video.min.js" defer></script>
    <!-- Disables 404 for favicon.ico which is a logo on top of the webpage tab -->
    <link rel="shortcut icon" href="#">
    <!-- Font Awesome icons -->
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
    <!-- Button CSS -->
    <style>
        .iter {
            border: none;
            padding: 10px 14px;
            font-size: 16px;
            cursor: pointer;
        }
        .home {
            position: absolute;
            top: 3.8%;
            right: 218px;
            border: none;
            padding: 10px 14px;
            font-size: 16px;
            cursor: pointer;
        }
        .back {
            position: absolute;
            top: 3.8%;
            right: 130px;
            border: none;
            padding: 10px 14px;
            font-size: 16px;
            cursor: pointer;
        }
        .logout {
            position: absolute;
            top: 3.8%;
            right: 30px;
            border: none;
            padding: 10px 14px;
            font-size: 16px;
            cursor: pointer;
        }
        body {
            background-color: #151515;
        }
        title, h1, h2, h3, h4, h5, h6, p {
            color: #f0f0f0;
        }
        button {
            background: transparent !important;
            color: #f0f0f0;
        }
        button:hover {
            background: transparent !important;
            opacity: 0.6;
            transition: 0.5s;
        }
    </style>
    <!-- Video, title and body CSS -->
    <style>
        body {
            font-family: 'PT Serif', serif;
        }
        h1 {
            text-align: center;
        }
    </style>
    <!-- Size of video container and the player -->
    <style>
        body {
            margin: 0; /* Remove default margin */
            padding: 0; /* Remove default padding */
            box-sizing: border-box; /* Include padding and border in element's total width and height */
        }
        #video-container {
            position: relative;
            width: 70%;
            max-width: 100%; /* Set a maximum width to prevent overflow */
            height: 75vh; /* Set height to 75% of the viewport height */
            margin: 0 auto; /* Center the container horizontally */
        }
        #video-player {
            position: relative;
            width: 100%;
            height: 100%;
            display: block;
        }
    </style>
    <noscript>
        <style>
            body {
                width: 100%;
                height: 100%;
                overflow: hidden;
            }
        </style>
        <div style="position: fixed; text-align:center; height: 100%; width: 100%; background-color: #151515;">
            <h2 style="margin-top:5%">This page requires JavaScript
                to be enabled.
                <br><br>
                Please refer <a href="https://www.enable-javascript.com/">enable-javascript</a> for how to.
            </h2>
            <form>
                <button type="submit" onClick="<meta httpEquiv='refresh' content='0'>">RETRY</button>
            </form>
        </div>
    </noscript>
</head>
<body>
    <button class="home" onclick="goHome()"><i class="fa fa-home"></i> Home</button>
    <button class="back" onclick="goBack()"><i class="fa fa-backward"></i> Back</button>
    <button class="logout" onclick="logOut()"><i class="fa fa-sign-out"></i> Logout</button>
    <br><br>
    <h1>{{ video_title }}</h1>
    <div id="video-container">
        <video id="video-player"
               class="video-js"
               preload="auto"
               controls muted="muted"
               style="position: relative; margin-left: auto; margin-right: auto; display: block"
               data-setup='{
             "playbackRates": [1, 1.5, 2, 5],
             "controlBar": {
               "skipButtons": {
                 "backward": 10,
                 "forward": 10
               }
             }
           }'>
            <source id="video-source" type="video/mp4" src=""/>
            <track id="subtitles" kind="subtitles" src="" srclang="en"/>
            <p class="vjs-no-js">
                To view this video please enable JavaScript, and consider upgrading to a
                web browser that
                <a href="https://videojs.com/html5-video-support/" target="_blank">supports HTML5 video</a>
            </p>
        </video>
        {% if previous %}
            <button class="iter" style="float: left" onclick="window.location='{{ previous }}'" title="{{ previous_title }}">
                <i class="fa fa-backward"></i> Previous
            </button>
        {% endif %}
        {% if next %}
            <button class="iter" style="float: right" onclick="window.location='{{ next }}'" title="{{ next_title }}">
                Next <i class="fa fa-forward"></i>
            </button>
        {% endif %}
        <br><br>
    </div>
    <script>
        let origin = window.location.origin; // Get the current origin using JavaScript
        let path = "{{ path }}";
        let track = "{{ track }}";

        // Construct the source URL for video by combining origin and path
        let videoSource = origin + path;

        // Set the video source URL for the video-source element
        let videoElement = document.getElementById("video-source");
        videoElement.setAttribute("src", videoSource);

        // Set the subtitles URL for the video
        let trackElement = document.getElementById("subtitles");
        trackElement.setAttribute("src", track);

        let videoPlayer = document.getElementById("video-player");
        videoPlayer.load(); // Load the video
        // videoPlayer.play(); // Play the video
    </script>
    <script>
        function logOut() {
            window.location.href = window.location.origin + "/logout";
        }
        function goHome() {
            window.location.href = window.location.origin + "/home";
        }
        function goBack() {
            window.history.back();
        }
    </script>
</body>
</html>
"###.to_string()
}