public void ConnectingToServer(string host, int port, Player player)
{
var game = new Game();
var counter = 0;
using (var client = new TcpClient(host, port))
using (var networkStream = client.GetStream())
using (StreamReader reader = new StreamReader(networkStream, Encoding.UTF8))
using (var writer = new StreamWriter(networkStream, Encoding.UTF8)
{
AutoFlush = true
})
{
Console.WriteLine($"Ansluten till {client.Client.RemoteEndPoint}");
while (client.Connected)
{
if (counter == 0)
{
var line = reader.ReadLine();
if (!line.Contains("210"))
{
writer.WriteLine("501 Sequence Error");
Console.WriteLine("501 Sequence Error");
client.Dispose();
break;
}
else
{
Console.WriteLine($"Svar: {line}");
counter = 1;
}
}
var data = networkStream.DataAvailable;
if (!data)
{
Console.WriteLine("Ange text att skicka: (Skriv QUIT för att avsluta)");
var text = Console.ReadLine();
// Skicka text
writer.WriteLine(text);
}
if (!client.Connected)
{
break;
}
// Läs minst en rad
do
{
var line = reader.ReadLine();
if (line.Contains("270"))
{
client.Dispose();
break;
}
if (line.Contains("222"))
{
Console.WriteLine(line);
line = reader.ReadLine();
Console.WriteLine(line);
}
if (line.Contains("220"))
{
var commands = line.Split(" ");
player.Opponent = commands[1];
}
if (line.Contains("500"))
{
var text = Console.ReadLine();
// Skicka text
writer.WriteLine(text);
}
if (line.Contains("Fire", StringComparison.InvariantCultureIgnoreCase))
{
Console.WriteLine(player.Opponent + " tur");
var answer = "";
var commands = line.Split(" ");
while (commands.Length < 2)
{
Console.WriteLine("500 Syntax Error");
writer.WriteLine("500 Syntax Error");
reader.ReadLine();
line = Console.ReadLine();
commands = line.Split(" ");
}
if (commands.Length >= 2)
{
var IsOnBoard = game.CheckCoordinateOnBoard(commands[1]);
while (!IsOnBoard)
{
Console.WriteLine("500 Syntax Error");
writer.WriteLine("500 Syntax Error");
line = reader.ReadLine();
commands = line.Split(" ");
IsOnBoard = game.CheckCoordinateOnBoard(commands[1]);
}
answer = game.ExecuteFireCommand(line, player);
}
writer.WriteLine(answer);
Console.WriteLine(answer);
Console.WriteLine(player.Name + " tur");
}
else
{
Console.WriteLine($"Svar: {line}");
}
} while (networkStream.DataAvailable);
}
;
}
}
public void StartListening(int port, Player player)
{
var game = new Game();
var greeting = false;
var startedGame = false;
try
{
listener = new TcpListener(IPAddress.Any, port);
listener.Start();
Console.WriteLine($"Starts listening on port: {port}");
while (true)
{
Console.WriteLine("Väntar på att någon ska ansluta sig...");
using (var client = listener.AcceptTcpClient())
using (var networkStream = client.GetStream())
using (StreamReader reader = new StreamReader(networkStream, Encoding.UTF8))
using (var writer = new StreamWriter(networkStream, Encoding.UTF8)
{
AutoFlush = true
})
{
Console.WriteLine($"Klient har anslutit sig {client.Client.RemoteEndPoint}!");
writer.WriteLine("210 BATTLESHIP/1.0");
Console.WriteLine("210 BATTLESHIP/1.0");
while (client.Connected)
{
var command = reader.ReadLine();
Console.WriteLine($"Mottaget: {command}");
if (!greeting && command.Contains("HELO", StringComparison.InvariantCultureIgnoreCase) || command.Contains("HELLO", StringComparison.InvariantCultureIgnoreCase))
{
var commands = command.Split(" ");
if (commands.Length == 1)
{
writer.WriteLine("500 Syntax Error");
}
else
{
player.Opponent = commands[1];
Console.WriteLine("220 " + player.Name);
writer.WriteLine("220 " + player.Name);
greeting = true;
}
}
else if (string.Equals(command, "QUIT", StringComparison.InvariantCultureIgnoreCase))
{
writer.WriteLine("270 BYE BYE");
break;
}
else if (greeting && !startedGame && string.Equals(command, "START", StringComparison.InvariantCultureIgnoreCase))
{
var rnd = new Random();
var startPlayer = rnd.Next(0, 2) == 0;
if (startPlayer)
{
writer.WriteLine("222 Host Starts");
Console.WriteLine("222 Host Starts");
var line = Console.ReadLine();
writer.WriteLine(line);
}
else
{
writer.WriteLine("221 Client Starts");
Console.WriteLine("221 Client Starts");
}
startedGame = true;
}
else if (greeting && startedGame)
{
if (string.Equals(command, "HELP", StringComparison.InvariantCultureIgnoreCase))
{
var helpText = "First command before game starts : HELO <SP> <playername> <CRLF> ";
helpText += "Start game : START <CRLF> ";
helpText += "Fire : FIRE <SP> <coordinate> [ <SP> <message> ] <CRLF> ";
helpText += "Quit game : QUIT <CRLF>";
writer.WriteLine(helpText);
//break;
}
else if (command.Contains("FIRE", StringComparison.InvariantCultureIgnoreCase))
{
var answer = "";
var commands = command.Split(" ");
while (commands.Length < 2)
{
Console.WriteLine("500 Syntax Error");
writer.WriteLine("500 Syntax Error");
command = reader.ReadLine();
commands = command.Split(" ");
}
if (commands.Length >= 2)
{
var IsOnBoard = game.CheckCoordinateOnBoard(commands[1]);
while (!IsOnBoard)
{
Console.WriteLine("500 Syntax Error");
writer.WriteLine("500 Syntax Error");
command = reader.ReadLine();
commands = command.Split(" ");
IsOnBoard = game.CheckCoordinateOnBoard(commands[1]);
}
answer = game.ExecuteFireCommand(command, player);
}
//writer.WriteLine(answer);
Console.WriteLine(answer);
if (answer.Contains("260"))
{
writer.WriteLine(answer);
}
else
{
Console.WriteLine($"{player.Name}'s turn");
var text = Console.ReadLine();
// Skicka text
writer.WriteLine(answer);
writer.WriteLine(text);
}
}
else if (command.Contains("24"))
{
}
else if (command.Contains("500"))
{
var text = Console.ReadLine();
// Skicka text
writer.WriteLine(text);
}
else
{
writer.WriteLine($"UNKNOWN COMMAND: {command}");
}
}
else if (command.Contains("501", StringComparison.InvariantCultureIgnoreCase))
{
break;
}
else
{
writer.WriteLine($"500 syntax error: {command}");
}
}
}
}
}
catch (SocketException ex)
{
Console.WriteLine("Misslyckades att öppna socket. Troligtvis upptagen.");
Environment.Exit(1);
}
}
