var http = require("http");
var url = require('url');
var fs = require('fs');
var io = require('socket.io'); // 加入 Socket.IO

var server = http.createServer(function(request, response) {

  console.log('Connection');
  var path = url.parse(request.url).pathname;
  
  switch (path) {
    case '/':
      response.writeHead(200, {'Content-Type': 'text/html'});
      response.write('Hello, World.');
      response.end();
      break;
    case '/earthquake.html':
      fs.readFile(__dirname + path, function(error, data) {
        if (error){
          response.writeHead(404);
          response.write("opps this doesn't exist - 404");
        } else {
          response.writeHead(200, {"Content-Type": "text/html"});
          response.write(data, "utf8");
        }
        response.end();
      });
      break;
    default:
      response.writeHead(404);
      response.write("opps this doesn't exist - 404");
      response.end();
      break;
  }
});

server.listen(10200);
io.listen(server);  // 開啟 Socket.IO 的 listener 



var serv_io = io.listen(server);

net = require('net');

// Keep track of the chat clients
var clients = [];

// Start a TCP Server
net.createServer(function (socket) {

 
  // Put this new client in the list
  clients.push(socket);
  socket.on('data', function (data) {
    broadcast(data, socket);
	var aa = data.toString('utf8');
	if(aa != '0 -1,'){
		serv_io.emit('date', {'date': aa});
	}
  });
  
  
	socket.on('close', function() {
		var i = clients.indexOf(socket);
		delete clients[i];
	});
}).listen(6000);


	function readTextFile()
	{
		fs.readFile('a.txt', 'utf8', function(err, data) {  
			if (err) throw err;
			return data.toString();
		});
	}
	


// Send a message to all clients
  function broadcast(message, sender) {
    clients.forEach(function (client) {
      // Don't want to send it to sender
      if (client === sender) return;
      client.write(message);
    });
    // Log it to the server output too
    process.stdout.write(message)
  }