var app = require('http').createServer(handler)
var socketio = require('socket.io')
var io = socketio(app);
var fs = require('fs');

app.listen(8086);

//处理WEB服务器正常的请求
function handler (req, res) {
  fs.readFile(__dirname + '/index.html',
  function (err, data) {
    if (err) {
      res.writeHead(500);
      return res.end('Error loading index.html');
    }

    res.writeHead(200);
    res.end(data);
  });
}

//实时通讯的连接

//io.on('connection',事件的回调函数),监听socketio的连接事件，
io.on('connection', function (socket) {
  //socket.emit(),发送客户端数据
  socket.emit('news', { hello: 'world' });
  //监听客户端发送过来的内容
  socket.on('my other event', function (data) {
    console.log(data);
  });
});