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 '/socket.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(8000);
io.listen(server);  // 開啟 Socket.IO 的 listener

/*-----------------------------------------------------------------*/
var server1 = 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 '/socket1.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;
  }
});

server1.listen(8002);
io.listen(server1);  // 開啟 Socket.IO 的 listener

/*-----------------------------------------------------------------*/
var server2 = 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 '/socket2.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;
  }
});

server2.listen(8004);
io.listen(server2);  // 開啟 Socket.IO 的 listener

/*-----------------------------------------------------------------*/
var server3 = 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 '/socket3.html':
      fs.readFile(__dirname + path, function(error, data) {
        if (error){
          response.writeHead(404);
          response.write(" ");
        } else {
          response.writeHead(200, {"Content-Type": "text/html"});
          response.write(data, "utf8");
        }
        response.end();
      });
      break;
    default:
      response.writeHead(404);
      response.write(" ");
      response.end();
      break;
  }
});

server3.listen(8006);
io.listen(server3);  // 開啟 Socket.IO 的 listener

/***************************************************************/

var server4 = 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 '/socket4.html':
      fs.readFile(__dirname + path, function(error, data) {
        if (error){
          response.writeHead(404);
          response.write(" ");
        } else {
          response.writeHead(200, {"Content-Type": "text/html"});
          response.write(data, "utf8");
        }
        response.end();
      });
      break;
    default:
      response.writeHead(404);
      response.write(" ");
      response.end();
      break;
  }
});

server4.listen(8008);
io.listen(server4);  // 開啟 Socket.IO 的 listener




var serv_io = io.listen(server);
var serv_io1 = io.listen(server1);
var serv_io2 = io.listen(server2);
var serv_io3 = io.listen(server3);
var serv_io4 = io.listen(server4);

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);

  // Handle incoming messages from clients.
  socket.on('data', function (data) {
    broadcast(data, socket);
	
		serv_io.emit('date', {'date': 
			data.toString('utf8')	
		});
	/*
	setInterval(function() {
		serv_io.emit('date', {'date': 
			data.toString('utf8')	
		});
	}, 1000);
	*/
  });
  
}).listen(5000);


net1 = require('net');

// Keep track of the chat clients
var clients1 = [];

// Start a TCP Server
net1.createServer(function (socket) {

 
  // Put this new client in the list
  clients1.push(socket);

  // Handle incoming messages from clients.
  socket.on('data', function (data) {
    broadcast(data, socket);
	
		serv_io1.emit('date', {'date': 
			data.toString('utf8')	
		});
  });
  
}).listen(5200);


net2 = require('net');

// Keep track of the chat clients
var clients2 = [];

// Start a TCP Server
net2.createServer(function (socket) {

 
  // Put this new client in the list
  clients2.push(socket);

  // Handle incoming messages from clients.
  socket.on('data', function (data) {
    broadcast(data, socket);
	
		serv_io2.emit('date', {'date': 
			data.toString('utf8')	
		});
  });
  
}).listen(5400);



net3 = require('net');

// Keep track of the chat clients
var clients3 = [];

// Start a TCP Server
net3.createServer(function (socket) {

 
  // Put this new client in the list
  clients3.push(socket);

  // Handle incoming messages from clients.
  socket.on('data', function (data) {
    broadcast(data, socket);
	
		serv_io3.emit('date', {'date': 
			data.toString('utf8')	
		});
  });
  
}).listen(5600);


net4 = require('net');

// Keep track of the chat clients
var clients4 = [];

// Start a TCP Server
net4.createServer(function (socket) {

 
  // Put this new client in the list
  clients4.push(socket);

  // Handle incoming messages from clients.
  socket.on('data', function (data) {
    broadcast(data, socket);
	
		serv_io4.emit('date', {'date': 
			data.toString('utf8')	
		});
  });
  
}).listen(5800);




// 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)
  }