chat-server/admin.html at master · jscodingnights/chat-server · GitHub

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<!doctype html>
<html>
  <head>
    <title>JS Coding Nights Chat Monitor</title>
    <style>
      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }

      body {
        font: 13px Helvetica, Arial;
        padding-bottom: 50px;
        padding: 0;
      }

      form {
        padding: 10px;
        border-top: 1px solid black;
        position: fixed;
        bottom: 0;
        width: 100%;
      }

      form input {
        border: 0;
        padding: 10px;
        width: 90%;
      }

      form button {
        width: 9%;
        background: rgb(130, 224, 255);
        border: none;
        padding: 10px;
      }

      input[type=text] {
        padding: 3px 5px;
        font-size: 14pt;
        outline: 0;
      }

      .container {
        padding: 10px;
      }

      .system {
        color: gray;
      }

      .panel {
        position: fixed;
        padding: 10px;
        top: 10px;
        right: 10px;
        border: 1px solid black;
        background-color: white;
      }

      #members ul {
        list-style-type: none;
        margin: 0;
        padding: 0;
      }

      #members li {
        margin-bottom: 10px;
      }

      #messages {
        list-style-type: none;
        margin: 0 0 25px 0;
        padding: 0;
      }

      #messages li {
        padding: 5px 10px;
      }

      #messages li:nth-child(odd) {
        background: #eee;
      }
    </style>
    <script src="//cdn.socket.io/socket.io-1.2.0.js"></script>
    <script src="//code.jquery.com/jquery-1.11.1.js"></script>
  </head>
  <body>
    <div class="panel">
      <div id="username">
        <h1>Name: <span class="name"></span></h1>
        <input type="text" class="set-username" />
      </div>

      <div id="members">
        <h1>Members (<span class="count">0</span>)</h1>
        <ul>
        </ul>
      </div>
    </div>
    <div class="container">
      <h1>Messages</h1>
      <ul id="messages"></ul>
    </div>
    <form action="">
      <input id="m" autocomplete="off" type="text" /><button>Send</button>
    </form>
    <script>
      // Security through obscurity
      //history.replaceState(null, null, '/');

      var socket = window.socket = io();
      $('form').submit(function(e){
        e.preventDefault();

        var text = $('#m').val();

        if (!text) {
          return;
        }

        var message = { message: { text } };
        socket.emit('CREATE_MESSAGE', message);
        appendMessage(message.message);
        $('#m').val('');
        return false;
      });

      $('.set-username').on('change', function () {
        socket.emit('UPDATE_USER', {
          user: {
            username: $('.set-username').val()
          }
        });
      });

      function updateMembers(members) {
        $('#members ul').empty();
        $('#members .count').text(members.length)

        members.forEach(({ username }) => {
          $('#members ul').append($('<li>').text(username));
        });
      }

      function appendMessage({ text, author }) {
        var username = author && author.username;
        $('#messages').append($('<li>').text(`${username || 'You'} - ${text}`));
        window.scrollTo(0,document.body.scrollHeight);
      }

      function updateUser({ username }) {
        $('.name').text(username);
        $('.set-username').val(username);
      }

      function appendSystem({ type, user, oldUser }) {
        var details = $('<em class="system">');
        details.append(type + ' -');

        if (user) {
          details.append(' User: ' + user.username);
        }
        if (oldUser) {
          details.append(' (Was: ' + oldUser.username + ')');
        }

        $('#messages').append($('<li>').html(details));
      }

      function onAction(data) {
        switch (data.type) {
          case 'RECEIVE_MESSAGE':
            return appendMessage(data.message);
          case 'RECEIVE_MEMBERS':
            return updateMembers(data.members);
          case 'RECEIVE_USER':
            return updateUser(data.user);
          default:
            return appendSystem(data);
        }
      }

      socket.on('action', onAction);

      socket.on()
    </script>
  </body>
</html>