/*Получаем пакет в виде массива байтов*/
public DataSet(Byte[] pack, int length)
{
this.package = new MemoryStream();
this.package.Write(pack, 0, length);
/*Устанавливаем позицию в 0 для чтения*/
this.package.Position = 0;
/*Читаем команду*/
byte[] cmdByte = new byte[5];
this.package.Read(cmdByte, 0, 5);
this.command = ToCommand(cmdByte);
/*В зависимости от полученной команды читаем значения переменных*/
switch (command)
{
case ConnectionCommands.INIT:
case ConnectionCommands.CHATMESSAGE:
FromString(Encoding.ASCII.GetString(pack, 0, length));
break;
case ConnectionCommands.PASSWORD:
int passLength = length - 5;
cmdByte = new byte[passLength];
this.package.Read(cmdByte, 0, passLength);
Add(Encoding.ASCII.GetString(cmdByte, 0, passLength));
break;
case ConnectionCommands.SCREEN:
int numLength = 2;
cmdByte = new Byte[numLength];
this.package.Read(cmdByte, 0, numLength);
Add(BitConverter.ToInt16(cmdByte, 0));
break;
}
}
/*Получаем команду для инициализации пакета*/
public DataSet(ConnectionCommands command)
{
this.command = command;
byte[] cmd = Encoding.UTF8.GetBytes(ToString(command));
package = new MemoryStream();
package.Write(cmd, 0, cmd.Length);
}
/*Преобразует команду в строку*/
private String ToString(ConnectionCommands command)
{
switch (command)
{
case ConnectionCommands.HELLO:
return("0x01\\");
case ConnectionCommands.INIT:
return("0x02\\");
case ConnectionCommands.PASSWORD:
return("0x03\\");
case ConnectionCommands.CONNECT:
return("0x04\\");
case ConnectionCommands.DECLINE:
return("0x05\\");
case ConnectionCommands.EXIT:
return("0x06\\");
case ConnectionCommands.ERROR:
return("0x07\\");
case ConnectionCommands.SCREEN:
return("0x08\\");
case ConnectionCommands.SCREENINFO:
return("0x09\\");
case ConnectionCommands.CHATMESSAGE:
return("0x10\\");
case ConnectionCommands.SOUND:
return("0x11\\");
default:
return("0x00\\");
}
}
public DataSet()
{
this.command = ConnectionCommands.NONE;
this.package = new MemoryStream();
}
public string Select(int index) => Multi(ConnectionCommands.Select(index));
public Task <string> SelectAsync(int index) => MultiAsync(ConnectionCommands.Select(index));
public string Quit() => Multi(ConnectionCommands.Quit());
public Task <string> QuitAsync() => MultiAsync(ConnectionCommands.Quit());
public Task <string> PingAsync() => MultiAsync(ConnectionCommands.Ping());
public string Ping() => Multi(ConnectionCommands.Ping());
public Task <string> EchoAsync(string message) => MultiAsync(ConnectionCommands.Echo(message));
public string Echo(string message) => Multi(ConnectionCommands.Echo(message));
/// <summary>
/// 利用密码进行授权
/// </summary>
/// <param name="password">密码</param>
/// <returns>状态消息</returns>
public string Auth(string password)
{
return(Write(ConnectionCommands.Auth(password)));
}
