SocketIOChat/index.html at master · lamessk/SocketIOChat · GitHub

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<!doctype html>
<html>
<head>
    <title>Socket.IO Chat</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.0/css/bootstrap.min.css">
    <script src="/socket.io/socket.io.js"></script>
    <script src="https://code.jquery.com/jquery-1.11.1.js"></script>

    <style>

        .container-fluid{
            background: #808080;
        }

        #messageArea {
            height: 90vh;
            display: block;
        }

        #username{
            height: 10vh;
            display: block;
        }

        .well{
            margin: 0px;
            border-radius: 0;
            background-color: #e0e0e0;
        }

        .user-col{
            height: 79vh;
            border: 3px solid black;
            border-radius: 5px;
            overflow-y: auto;
            overflow-x: hidden;
        }

        .chat{
            position: absolute;
            bottom: 0;
            width: 100%;
            max-height: 100%;
            overflow-y: auto;
            overflow-x: hidden;
            border-radius: 5px;
        }

        .wrapper{
            position: relative;
            border: 3px solid black;
            height: 79vh;
            position: relative;
            border-radius: 5px;
            background-color: #e0e0e0;
        }

        body {
            font: 15px Helvetica, Arial;
            color: black;
        }

        form {
            position: fixed;
            bottom: 0;
            width: 100%;
            padding-bottom: 20px;
        }
        form input {
            background-color: #e0e0e0;
            border: 3px solid black;
            border-radius: 5px;
            padding: 15px;
            width: 85%; margin-right: .5%;
        }
        form button {
            width: 13%;
            padding: 15px;
            background: rgb(130, 224, 255);
            border: 1px solid black;
        }

        .list-group-item {
            border: none;
            background: none;
        }

        /* Desktops */
        @media only screen and (min-width : 992px) {
            .wrapper, .user-col {
                height: 79vh;
            }
        }

        /* Small Devices, Tablets */
        @media only screen and (max-width : 768px) {
            .wrapper, .user-col {
                height: 75vh;
            }

        }


    </style>

</head>

<body>
    <div class="container-fluid" >

        <div id="username" class="row">
            <div class="col-md-8 col-xs-8" id="heading-left">
                <h2 id="welcome"> </h2>
            </div>
            <div class="col-md-4 col-xs-4" id="heading-right">
                <h2 id="online">Online Users</h2>
            </div>
        </div>

        <div id="messageArea" class="row">
            <div class="col-md-8 col-xs-8">
                <div class="wrapper">
                    <div class="chat" id="chat">
                    </div>
                </div>
                <form id = "messageForm">
                    <input id ="m" autocomplete="off" /><button><strong>Send</strong></button>
                </form>
            </div>

            <div class="col-md-4 col-xs-4">
                <div class="well user-col">
                    <ul class="list-group" id="users"></ul>
                </div>
            </div>
        </div>
    </div>

    <script>
        $(function () {
            var socket = io();
            var username = "";
            var $messageForm = $('#messageForm');
            var $message = $('#m');
            var $chat = $('#chat');
            var $users = $('#users');
            var $welcome = $('#welcome');

            $messageForm.submit(function(e){
                e.preventDefault(); // prevents page reloading
                socket.emit('send message', $message.val());
                $message.val('');
                return false;
            });

            socket.on('check cookies', function () {
                if(document.cookie) {
                    var cookieSplit = document.cookie.split("=");
                    username = cookieSplit[1];
                    socket.emit('send cookies', document.cookie);
                }
                else {
                    document.cookie = "user="+username;
                }
            });

            socket.on('new cookie', function (data) {
                document.cookie = "user="+data;
            });

            socket.on('connecting', function(data){
                for(let i = 0; i < data.length; i++){
                    $chat.append('<div class="well">' + data[i].time + ' ' + ' <span style="color: #' + data[i].color + '">  '+ data[i].user + ':</span> ' + data[i].msg + '</div>');
                }
                $chat.scrollTop($chat[0].scrollHeight);
            });

            socket.on('new message', function (data) {
                console.log(data.user);
                console.log(username);
                if(username === data.user){
                    $chat.append('<div class="well"><strong>' + data.time + ' <span style="color: #' + data.color + '">  '+ data.user +':</span></strong>'+ ' ' + data.msg +'</div>');
                }
                else {
                    $chat.append('<div class="well">' + data.time + ' <span style="color: #' + data.color + '">  '+ data.user +': </span>'+ ' ' + data.msg +' </div>');
                }
                $chat.scrollTop($chat[0].scrollHeight);
            });

            socket.on('username', function (data) {
                username = data;
                var html = '';
                    html = 'Welcome ' + data + '!';
                $welcome.html(html);
            });

            socket.on('not unique', function (data) {
                alert("Username " + data + " is not unique. Try again.");
            });

            socket.on('bad name', function (data) {
                alert("Invalid entry: " + data + " Use format /nick <new name>.");
            });

            socket.on('bad color', function (data) {
                alert("Invalid color: " + data + ". Use format /nickcolor RRGGBB");
            });

            socket.on('get users', function (data) {
                var html = '';
                for(let i = 0; i < data.length; i++){
                    html += '<li class="list-group-item">' +data[i]+'</li>';
                }
                $users.html(html);
            });
        });
    </script>
</body>
</html>