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index.html
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index.html
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<!DOCTYPE html>
<html>
<head>
<title>ChatIO</title>
<style>
body{
background: #f9f9f9;
}
#container{
width:700px;
margin:0 auto;
}
#chatWindow{
height: 300px;
}
#mainWrapper{
display:none;
}
#chatWrapper{
float:left;
border:1px #ccc solid;
border-radius: 10px;
background: #f4f4f4;
padding: 10px;
}
#userWrapper{
float: left;
border:1px #ccc solid;
border-radius: 10px;
background: #f4f4f4;
padding: 10px;
margin-left:20px;
width:150px;
max-height:200px;
}
#namesWrapper{
float: left;
border:1px #ccc solid;
border-radius: 10px;
background: #f4f4f4;
padding:10px;
margin-left:20px;
}
input{
height:30px;
}
</style>
</head>
<body>
<div id="container">
<div id="namesWrapper">
<h2>ChatIO</h2>
<p>Create Username:</p>
<div id="error"></div>
<form id="usernameForm">
<input size="35" id="username">
<input type="submit" value="Submit">
</form>
</div>
<div id="mainWrapper">
<h2>ChatIO</h2>
<div id="chatWrapper">
<div id="chatWindow"></div>
<form id="messageForm">
<input size="35" id="message" placeholder="Type Something...">
<input type="submit" value="Say It!">
</form>
</div>
<div id="userWrapper">
<div id="users"></div>
</div>
</div>
</div>
<script src="http://code.jquery.com/jquery-latest.min.js"></script>
<script src="/socket.io/socket.io.js"></script>
<script>
$(function(){
var socket = io.connect();
var $messageForm = $('#messageForm');
var $message = $('#message');
var $chat = $('#chatWindow');
var $usernameForm = $('#usernameForm');
var $users = $('#users')
var $username = $('#username');
var $error = $('#error');
$usernameForm.submit(function(e){
e.preventDefault();
socket.emit('new user', $username.val(), function(data){
if(data){
$('#namesWrapper').hide();
$('#mainWrapper').show();
} else {
$error.html('Username is already taken');
}
});
$username.val('');
});
socket.on('usernames', function(data){
var html = '';
for(i = 0; i < data.length; i++){
html += data[i] + '<br/>';
}
$users.html(html);
})
$messageForm.submit(function(e){
e.preventDefault();
socket.emit('send message', $message.val());
$message.val('');
});
socket.on('new message', function(data){
$chat.append('<strong>'+ data.user + '</strong>: '+data.msg+'<br/>');
});
})
</script>
</body>
</html>