Teclas combinadas sem timer

/*
    Script para combinação de teclas sem timer. Sequência: A, B, C e D
    Obs: Não testado.
*/
A <- BindKey( true, 0x41 );
B <- BindKey( true, 0x42 );
C <- BindKey( true, 0x43 );
D <- BindKey( true, 0x44 );

pKeys <- {};

function onPlayerJoin( player )
{
    pKeys.rawset( player.ID, { IsRunning = false, KeyA = false, KeyB = false, KeyC = false, KeyD = false, LastKey = null, Time = 0 } );
}

function onPlayerPart( player, reason )
{
    pKeys.rawdelete( player.ID );
}

function onKeyDown( player, bindID )
{
    switch ( bindID )
    {
        case A:
        {
            pKeys[ player.ID ]["KeyA"] = true;
        }
        break;
        case B:
        {
            pKeys[ player.ID ]["KeyB"] = true;
        }
        break;
        case C:
        {
            pKeys[ player.ID ]["KeyC"] = true;
        }
        break;
        case D:
        {
            pKeys[ player.ID ]["KeyD"] = true;
        }
        break;
        default: break;
    }
}

function onKeyUp( player, bindID )
{
    switch ( bindID )
    {
        case A:
        {
            if ( pKeys[ player.ID ]["LastKey"] == "A" ) return KeyInfo( player, 1 );
            else
            {
                pKeys[ player.ID ]["IsRunning"] = true;
                pKeys[ player.ID ]["KeyA"] = false;
                pKeys[ player.ID ]["LastKey"] = "A";
                pKeys[ player.ID ]["Time"] = time();
                MessagePlayer( "Combinacao iniciada!", player );
            }
        }
        break;
        case B:
        {
            if ( pKeys[ player.ID ]["IsRunning"] )
            {
                if ( ( time() - pKeys[ player.ID ]["Time"] ) <= 3  )
                {
                    if ( pKeys[ player.ID ]["LastKey"] == "B" ) return KeyInfo( player, 1 );
                    else
                    {
                        pKeys[ player.ID ]["KeyB"] = false;
                        pKeys[ player.ID ]["LastKey"] = "B";
                        pKeys[ player.ID ]["Time"] = time();
                    }
                }
                else return KeyInfo( player, 2 );
            }
        }
        break;
        case C:
        {
            if ( pKeys[ player.ID ]["IsRunning"] )
            {
                if ( ( time() - pKeys[ player.ID ]["Time"] ) <= 3  )
                {
                    if ( pKeys[ player.ID ]["LastKey"] == "C" ) return KeyInfo( player, 1 );
                    else
                    {
                        pKeys[ player.ID ]["KeyB"] = false;
                        pKeys[ player.ID ]["LastKey"] = "C";
                        pKeys[ player.ID ]["Time"] = time();
                    }
                }
                else return KeyInfo( player, 2 );
            }
        }
        break;
        case D:
        {
            if ( pKeys[ player.ID ]["IsRunning"] )
            {
                if ( ( time() - pKeys[ player.ID ]["Time"] ) <= 3  )
                {
                    if ( pKeys[ player.ID ]["LastKey"] == "C" ) return KeyInfo( player, 3 );
                    else
                    {
                        pKeys[ player.ID ]["KeyB"] = false;
                        pKeys[ player.ID ]["LastKey"] = "D";
                        pKeys[ player.ID ]["Time"] = time();
                    }
                }
                else return KeyInfo( player, 2 );
            }
        }
        break;
        default: break;
    }
}

function KeyInfo( player, msgtype )
{
    switch ( msgtype )
    {
        case 1:
        {
            MessagePlayer( "Tecla errada!", player );
        }
        break;
        case 2:
        {
            MessagePlayer( "Voce foi lento ao digitar a combinacao de teclas.", player );
        }
        break;
        case 3:
        {
            MessagePlayer( "Combinacao finalizada!", player );
        }
        break;
        default: break;
    }

    pKeys.rawset( player.ID, { IsRunning = false, KeyA = false, KeyB = false, KeyC = false, KeyD = false, LastKey = null, Time = 0 } );
}