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chat.html
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chat.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>online chatRoom</title>
<!-- <link href="chat.css" rel="stylesheet" type="text/css"> -->
<style>
html,body{
height: 100%;
}
body{
background-color:#f0f0f0;
margin:10px;
}
#wrapper{
position:relative;
width:100%;
height:46px;
background-color:black;
}
#item1{
position:relative;
margin:11px 10px;
padding-right:10px;
padding-left:50px;
border-right:2px white solid;
display:inline-block;
color:white;
}
#item2{
position:relative;
display:inline-block;
color:white;
}
#right{
position:relative;
margin:10px;
margin-left:30%;
width:100%;
height:90%;
}
#rightZone{
list-style-type: none;
width:100%;
height: 100%;
}
#chatZone{
width:70%;
height:80%;
list-style-type: none;
margin: 0;
padding: 0;
background-color:#EEE0E5;
word-wrap: break-word;
overflow-y:auto;
font-size: 20px;
font-weight: 500;
font-family: "HelveticaNeue-Light",
"Helvetica Neue Light",
"Helvetica Neue",
Helvetica,
Arial,
"Lucida Grande",
sans-serif;
}
#chatZone li { padding: 5px 10px; }
#inputZone{
margin-top:10px;
}
#shuru {
border: 0;
padding: 10px;
width: 50%;
margin-right: .5%;
}
#sendMessage{
width: 60px;
background: rgb(130, 224, 255);
border: none;
padding: 10px;
}
#left{
position:absolute;
left:10px;
top:66px;
width:28%;
height:70%;
}
#onlinePeople{
width:100%;
height:70%;
background-color:#EEE0E5;
}
#title{
padding:10px;
text-align:center;
color:red;
font-size: 22px;
font-weight: 500;
}
#list{
padding: 0px;
text-align: center;
font-size: 20px;
font-weight: 600;
color:black;
overflow-y: auto;
}
#inandout{
margin-top:10px;
text-align:center;
}
#info{
padding: 10px;
margin-bottom: 10px;
}
#getInRoom,#outOfRoom{
width: 35%;
background: rgb(130, 224, 255);
border: none;
padding: 10px;
margin: 5px;
}
</style>
</head>
<body>
<div id = "wrapper">
<div id = "item1">web版在线聊天室</div>
<div id = "item2">联系作者</div>
</div>
<div id= "right">
<li id = "rightZone">
<ul id = "chatZone"></ul>
<form id = "inputZone">
<input id = "shuru" placeholder="请输入聊天内容">
<button id = "sendMessage">发送</button>
</form>
</li>
</div>
<div id = "left">
<div id = "onlinePeople">
<div id = "title">在线人列表</div>
<ul id = "list"></ul>
</div>
<div id = "inandout">
<div id = "info"></div>
<input type="text" name="username" style="width:90%;height:20px;border: 0;
padding: 8px;margin-bottom: 10px" placeholder="请输入用户名" id = 'yonghu'>
<button id = "getInRoom" value="Login" onclick="login()">进入聊天室</button>
<button id = "outOfRoom" onclick="leaveRoom()">离开聊天室</button>
</div>
</div>
<script src="/socket.io/socket.io.js"></script>
<script src="https://code.jquery.com/jquery-1.11.1.js"></script>
<script>
var username = null;
var socket = io.connect("http://localhost:8000",{"force new connection":true});
socket.on('connect',function () {
//console.log('connected to server');
$('#info').html('<span style="color:red;">ready to login</span>');
socket.on('loginSuccess',function (data) {
//console.log('login success');
username = data.username;
$('#info').html('<span style="color:red;">login success</span>');
refreshOnlineUsers(data.allusers);
});
socket.on('loginFailed',function(){
$('#info').html('<span style="color:red;">用户名不存在</span>');
$('#list').empty();
username = null;
});
socket.on('enterChat',function(data){
$('#chatZone').append($('<li>').text(data.username+'进入了聊天室'));
refreshOnlineUsers(data.allusers);
});
socket.on('leaveChat',function(data){
$('#chatZone').append($('<li>').text(data.username+'离开了聊天室'));
refreshOnlineUsers(data.allusers);
});
socket.on('chat message',function (data) {
var date = new Date( );
var h = date.getHours();
var hour = (h < 10 ? "0"+h : h) +":";
var m = date.getMinutes();
var min = (m < 10 ? "0"+m : m) +":";
var s = date.getSeconds();
var sec =(s < 10 ? "0"+s : s) + ' ';
var timeMsg =(data.username + ' ' + '[' + hour + min + sec + ']：'+ data.msg);
var item = $('#chatZone').append($('<li>').text(timeMsg));
});
});
function refreshOnlineUsers(data){
console.log(data);
if(username == null){
return;
}
$('#list').empty();
var item,i;
for(i=0;i<data.length;i++){
item = '<div style="padding-bottom: 3px">' +data[i]+ '</div>';
$('#list').append(item);
}
}
function leaveRoom(){
if(username === null){
return false;
}else {
socket.close()
$('input[name=username]').val('');
$('#info').html('<span style="color:red;">login out</span>');
$('#list').html('<li style="color:red;list-style: none;font-weight: 300;">已退出</li>' +
'<li style="color:red;list-style: none;font-weight: 300;">请登录查看</li>');
$('#chatZone').empty();
username = null;
$('#yonghu').fadeIn();
$('#getInRoom').fadeIn();
}
}
function login(){
var username = $('input[name=username]').val().trim().toLowerCase();;
if(username == ''){
alert('请输入用户名');
return;
} else{
//console.log({username:username});
$.ajax({
url:"http://localhost:8000/login",
type:"POST",
dataType:"json",
data:{username:username},
success:function (data) {
console.log(data)
if(data == 'true'){
socket.emit('login',{username:username});
$('#yonghu').hide();
$('#getInRoom').hide();
}
else if(data == 'false'){
$('#info').html('<span style="color:red;">user don\'t exist</span>');
$('#list').empty();
username = null;
}
},
error:function (ev) {
console.log(ev);
$('#info').html('<span style="color:red;">error!</span>');
}
})
}
}
$(function () {
$('#inputZone').submit(function () {
if(username == null){
alert('请登录！');
return false;
} else{
var msg = $('#shuru').val();
if(msg==null||msg.toString().trim()==''){
alert('内容不能为空');
return false;
} else {
socket.emit('chat message',{username:username,msg:msg});
$('#shuru').val('');
return false;
}
}
});
});
</script>
</body>
</html>