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- 自建聊天服务
const app = require('diet')();
app.listen(8000)
const io = require('socket.io')(app.server)
io.on('connection', sock => {
sock.on('message', msg =>{
console.log(msg);
io.sockets.emit("message",msg);
});
});
app.get('/', function($){
$.header('content-type', 'text/html');
$.end( '<!DOCTYPE html>'
+ '<html>'
+ '<head><meta http-equiv="content-type" content="text/html; charset=utf-8">'
+ '<title>Diet + Socket.io</title>'
+ '<script src="//cdn.bootcss.com/jquery/3.3.1/jquery.min.js" ></script>'
+ '<script src="/socket.io/socket.io.js"></script>'
+ '<script>var socket = io();</script>'
+ '</head>'
+ '<body><input name="msg" id="msg" ><button id="btn">send!</button><ul id="hist"></ul>'
+ '<script>socket.on("message",function(msg){$("#hist").append("<li>"+msg);});$("#btn").on("click",function(){ socket.send($("#msg").val());$("#msg").val("");});</script>'
+ '</body>'
+ '</html>');
});
