/// <summary>
/// Writes a server message.
/// </summary>
/// <param name="data"><see cref="ServerMessage"/> to process.</param>
public void Write(ServerMessage data)
{
lock (this)
{
Console.CursorLeft = 0;
if (data.IsAServerAnouncement)
{
Logger.Warn(data.Message);
}
else
{
UserData user = data.User;
ConsoleColorScheme color = user.Color;
Console.BackgroundColor = color.background;
Console.ForegroundColor = color.text;
Console.Write($" {data.TimeStamp.ToShortTimeString()} {user.Name} ");
Console.BackgroundColor = ConsoleColor.Black;
Console.ForegroundColor = color.background;
Console.WriteLine($" {data.Message}");
Console.ResetColor();
}
}
}
protected virtual void SwitchColorScheme(ConsoleColorScheme newColorScheme)
{
if (!Platform.IsWindows)
{
throw new PlatformNotSupportedException("it need WinAPI");
}
else if (newColorScheme == null)
{
throw new ArgumentNullException(nameof(newColorScheme));
}
else
{
//后面一片白眼睛看着好难受，可能有哪里写错了。
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Black, newColorScheme.Black.R, newColorScheme.Black.G, newColorScheme.Black.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Blue, newColorScheme.BrightBlue.R, newColorScheme.BrightBlue.G, newColorScheme.BrightBlue.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Cyan, newColorScheme.BrightCyan.R, newColorScheme.BrightCyan.G, newColorScheme.BrightCyan.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.DarkBlue, newColorScheme.Blue.R, newColorScheme.Blue.G, newColorScheme.Blue.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.DarkCyan, newColorScheme.Cyan.R, newColorScheme.Cyan.G, newColorScheme.Cyan.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.DarkGray, newColorScheme.BrightBlack.R, newColorScheme.BrightBlack.G, newColorScheme.BrightBlack.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.DarkGreen, newColorScheme.Green.R, newColorScheme.Green.G, newColorScheme.Green.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.DarkMagenta, newColorScheme.Magenta.R, newColorScheme.Magenta.G, newColorScheme.Magenta.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.DarkRed, newColorScheme.Red.R, newColorScheme.Red.G, newColorScheme.Red.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.DarkYellow, newColorScheme.Yellow.R, newColorScheme.Yellow.G, newColorScheme.Yellow.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Gray, newColorScheme.White.R, newColorScheme.White.G, newColorScheme.White.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Green, newColorScheme.BrightGreen.R, newColorScheme.BrightGreen.G, newColorScheme.BrightGreen.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Magenta, newColorScheme.BrightMagenta.R, newColorScheme.BrightMagenta.G, newColorScheme.BrightMagenta.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Red, newColorScheme.BrightRed.R, newColorScheme.BrightRed.G, newColorScheme.BrightRed.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.White, newColorScheme.BrightWhite.R, newColorScheme.BrightWhite.G, newColorScheme.BrightWhite.B);
WinAPI.ReplaceConsoleColor(System.ConsoleColor.Yellow, newColorScheme.BrightYellow.R, newColorScheme.BrightYellow.G, newColorScheme.BrightYellow.B);
}
}
public void Log(LogLevel level, string message)
{
if (level <= this.level)
{
ConsoleColorScheme scheme = this.SelectColorScheme(level);
this.FormatHeader(scheme);
Console.Write(this.GetHeader(level));
this.FormatBody(scheme);
Console.WriteLine(message);
this.ResetFormat();
}
}
private ConsoleColorScheme SelectColorScheme(LogLevel level)
{
ConsoleColorScheme reti = Format.BasicFormat;
switch (level)
{
case LogLevel.TINY:
case LogLevel.BASIC:
reti = Format.BasicFormat;
break;
case LogLevel.INFO:
reti = Format.InfoFormat;
break;
case LogLevel.SUCCESS:
reti = Format.SuccessFormat;
break;
case LogLevel.WARNING:
reti = Format.WarningFormat;
break;
case LogLevel.ERROR:
reti = Format.ErrorFormat;
break;
case LogLevel.CRITICAL:
reti = Format.CriticalFormat;
break;
default:
reti = Format.BasicFormat;
break;
}
return(reti);
}
/// <summary>
/// Create server instance.
/// </summary>
/// <param name="address">Address to create server.</param>
public void Create(string address)
{
Logger.Info("Creating server...");
this._server = new WebSocketServer(address);
this._server.Start(socket =>
{
// Using OnOpen event to catch the new connections and sends the socket id to start login operations:
socket.OnOpen = () =>
{
Guid id = socket.ConnectionInfo.Id;
Logger.Info($"New conection from {socket.ConnectionInfo.ClientIpAddress}:{socket.ConnectionInfo.ClientPort} with id {id}.");
socket.Send(id.ToByteArray());
};
// Using OnClose event to catch the connections was closed and to remove the user and socket from the server.
socket.OnClose = () =>
{
this.RemoveSession(socket.ConnectionInfo.Id);
};
// Using OnMessage event to catch any message received from any active connections, to process it, and send back to all connections:
socket.OnMessage = message =>
{
this.SendServerMessage(new ServerMessage(this.Users[socket.ConnectionInfo.Id], message, false));
};
// Using OnBinary to complete the login process started in OnOpen event:
socket.OnBinary = data =>
{
try
{
var logReq = new LoginRequest(data);
// Check for duplicate usernames.
foreach (var user in this.Users.Values)
{
if (user.Name.ToLower() == logReq.UserName.ToLower())
{
socket.Send(SharedConstants.SERVER_USERNAME_IN_USE.ToByteArray()); // Notify that the username is already registered.
return;
}
}
socket.Send(SharedConstants.SERVER_USERNAME_AVAILABLE.ToByteArray()); // Notify that the username is available.
var newUser = new UserData(logReq.UserName, ConsoleColorScheme.GetNextColorScheme());
this.RegisterSession(logReq.Id, newUser, socket);
socket.Send(newUser.GetSerializedData().ToArray());
this.SendAnouncement($"{logReq.UserName} has entered in conversation.");
}
catch (Exception ex)
{
Logger.Error($"OnBinary(): {ex.Message}", ex);
}
};
// Using OnError to catch forced disconnections from clients and removing their sessions:
socket.OnError = ex =>
{
if (ex is IOException &&
ex.InnerException is SocketException &&
(ex.InnerException as SocketException).SocketErrorCode == SocketError.ConnectionReset)
{
this.RemoveSession(socket.ConnectionInfo.Id);
}
};
});
Logger.Warn("Press any key to stop server...");
Console.ReadKey();
}
private void FormatHeader(ConsoleColorScheme colors)
{
Console.ForegroundColor = colors.header_foreground;
Console.BackgroundColor = colors.header_background;
}
private void FormatBody(ConsoleColorScheme colors)
{
Console.ForegroundColor = colors.body_foreground;
Console.BackgroundColor = colors.body_background;
}
public void Setup()
{
this._id = Guid.NewGuid();
this._colorScheme = new ConsoleColorScheme(ConsoleColor.Black, ConsoleColor.White);
this._userData = new UserData(SerializedObjectTest.USERNAME, this._colorScheme);
}
