<!DOCTYPE html>
<html lang="en">
    <head>
            <meta charset="utf-8">
            <title>DEMO Websocket over HTML</title>
            <link rel="icon" type="image/png" href="favicon.png">
            <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, shrink-to-fit=no">
            <meta name="author" content="Andros Fenollosa">
            <meta name="generator" content="Django">
            <meta name="keywords" content="html, css, javascript">
            <meta name="description" content="my description...">
            <link rel="stylesheet" href="https://unpkg.com/spectre.css/dist/spectre.min.css">
            <link rel="stylesheet" href="https://unpkg.com/spectre.css/dist/spectre-exp.min.css">
            <link rel="stylesheet" href="https://unpkg.com/spectre.css/dist/spectre-icons.min.css">
        </head>
    <body>
        <div class="container">
            <nav id="nav">
                <ul class="tab tab-block">
                    <li class="tab-item">
                        <a id="link-all" href="#">All</a>
                    </li>
                    <li class="tab-item">
                        <a id="link-about" href="#">About</a>
                    </li>
                </ul>
            </nav>
            <main id="main">
                {% include 'partials/blog/all_articles.html' %}
            </main>
        </div>
        <script>
            document.$CHAT_SOCKET = new WebSocket('ws://{{ DOMAIN }}/ws/blog/{{ CHANNEL}}/');

             document.$CHAT_SOCKET.addEventListener('open', () => {
                 console.log('Connect');
             });
             document.$CHAT_SOCKET.addEventListener('close', () => {
                  console.log('Disconnect');
              });

             document.$CHAT_SOCKET.addEventListener('message', (event) => {
                console.log(event);
                const NEW_DATA = JSON.parse(event.data);
                 if (NEW_DATA.template === document.$CHAT_TEMPLATE) {
                    const rangeHTML = document.createRange().createContextualFragment(NEW_DATA.html);
                    document.querySelector(NEW_DATA.selector).innerHTML = '';
                    document.querySelector(NEW_DATA.selector).appendChild(rangeHTML);
                 }
            });


            document.querySelector('#link-about').addEventListener('click', (event) => {

                event.preventDefault();
                document.$CHAT_TEMPLATE = "partials/website/about.html";
                document.$CHAT_SOCKET.send(JSON.stringify({
                    selector: "#main",
                    template: document.$CHAT_TEMPLATE,
                    data: {}
                }));
             });

            document.querySelector('#link-all').addEventListener('click', (event) => {

                event.preventDefault();

                document.$CHAT_TEMPLATE = "partials/blog/all_articles.html";
                document.$CHAT_SOCKET.send(JSON.stringify({
                    selector: "#main",
                    template: document.$CHAT_TEMPLATE,
                    data: {}
                }));
             });
        </script>
    </body>
</html>
