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main.html
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<html>
<head>
<title>Chat App</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<script src="https://code.jquery.com/jquery-latest.min.js"></script>
<script src="/socket.io/socket.io.js"></script>
<style>
body{
margin-top: 30px;
}
#q{
margin-top: 40px;
}
#messageArea{
display:none;
}
</style>
</head>
<body>
<div class="container">
<div id="userFormArea" class="row">
<h1 style="color:red; align-items: center;"> Welcome to the Chat Application </h1>
<div class="col-md-12">
<form id="userForm">
<div class="form-group">
<label>Enter Username</label>
<input class="form-control" id="username" required />
<br />
<input type="submit" class="btn btn-primary" value="Login" />
</div>
</form>
</div>
</div>
<div id="messageArea" class="row">
<!---->
<h1 style="color: blue;">You have succesfully logged in. Ready to chat with friends!</h1>
<div class="col-md-4" id="q">
<div class="well">
<h3>Online users</h3>
<ul class="list-group" id="users"></ul>
</div>
</div>
<!---->
<!---->
<div class="col-md-8" id="q">
<div class="chat" id="chat"></div>
<div id="join"></div>
<form id="msgForm">
<div class="form-group">
<label>Enter Message</label>
<textarea class="form-control" id="message"></textarea>
<br />
<input type="submit" class="btn btn-primary" value="Send Message" required />
</form>
</div></div>
<!---->
</div>
</div>
<script>
$(function(){
var socket = io.connect();
var $msgForm = $('#msgForm');
var $message = $('#message');
var $chat = $('#chat');
var $join = $('#join');
var $messageArea = $('#messageArea');
var $userForm = $('#userForm');
var $users = $('#users');
var $username = $('#username');
var $userFormArea = $('#userFormArea');
$msgForm.submit(function(e){
e.preventDefault();
if($message.val())
socket.emit('send message', $message.val());
$message.val('');
});
socket.on('new message', function(data){
$chat.append('<div class="well"><b>' + data.user + '</b>: '+data.msg+' <span id="datetime"></span></div>');
});
// <p>Date/Time: <span id="datetime"></span></p>
socket.on('new person', function(data){
$chat.append('<div> <h4 style="color:#30F530;">'+ data.name + ' joined the chat</h4></div>');
});
socket.on('delete user', function(data){
$chat.append('<div> <h4 style="color:red;">'+ data.per + ' left the chat</h4></div>');
});
$userForm.submit(function(e){
e.preventDefault();
socket.emit('new user', $username.val(), function(data){
// io.sockets.emit('userjoinedthechat', data +" : has joined the chat ");
if(data){
$userFormArea.hide();
$messageArea.show();
}
});
$username.val('');
});
socket.on('get_users', function(data){
console.log(data.length);
var html = '';
for(var i=0;i<data.length;i++){
html += '<li class="list-group-item">'+ (i+1) + '. ' +data[i]+'</li>';
}
$users.html(html);
});
var dt = new Date();
document.getElementById("datetime").innerHTML = (("0"+dt.getDate()).slice(-2)) +"."+ (("0"+(dt.getMonth()+1)).slice(-2)) +"."+ (dt.getFullYear()) +" "+ (("0"+dt.getHours()).slice(-2)) +":"+ (("0"+dt.getMinutes()).slice(-2));
});
</script>
</body>
</html>