thang máy hiện đại

#include <a_samp>
#include <zcmd>

new lifts[MAX_PLAYERS];
new IsLift[MAX_PLAYERS];
public OnGameModeInit()
{
        return 1;
}

public OnPlayerConnect(playerid)
{
    IsLift[playerid] = 0;
    return 1;
}
public OnPlayerDisconnect(playerid, reason)
{
    IsLift[playerid] = 0;
    return 1;
}

CMD:getlift(playerid, params[])
{
    DestroyObject(lifts[playerid]);
    new Float:X, Float:Y, Float:Z;
    GetPlayerPos(playerid, X, Y, Z);
    lifts[playerid] = CreateObject(16501, X, Y, Z-1,0,90,0);
    SetPlayerPos(playerid,X,Y,Z+0.2);
        IsLift[playerid] = 1;
    return 1;
    }
CMD:liftup(playerid, params[])
    {
    if(IsLift[playerid] == 0) return SendClientMessage(playerid,0xC0C0C0C8,"You need to create a lift first!");
    new Float:oX, Float:oY, Float:oZ;
    new Float:RotX,Float:RotY,Float:RotZ;
    GetObjectRot(lifts[playerid], RotX, RotY, RotZ);
    GetObjectPos(lifts[playerid], oX, oY, oZ);
    MoveObject(lifts[playerid],oX,oY,oZ+10,0.5,0,90,0);
    return 1;
    }
CMD:liftdown(playerid, params[])
{
    if(IsLift[playerid] == 0) return SendClientMessage(playerid,0xC0C0C0C8,"You need to create a lift first!");
    new Float:lX, Float:lY, Float:lZ;
    new Float:RotsX,Float:RotsY,Float:RotsZ;
    GetObjectRot(lifts[playerid], RotsX, RotsY, RotsZ);
    GetObjectPos(lifts[playerid], lX, lY, lZ);
    MoveObject(lifts[playerid],lX,lY,lZ-10,0.5,0,90,0);
    return 1;
    }
CMD:stoplift(playerid, params[])
    {
    if(IsLift[playerid] == 0) return SendClientMessage(playerid,0xC0C0C0C8,"You need to create a lift first!");
    StopObject(lifts[playerid]);
    return 1;
    }
CMD:destroylift(playerid, params[])
    {
    if(IsLift[playerid] == 0) return SendClientMessage(playerid,0xC0C0C0C8,"You need to create a lift first!");
    DestroyObject(lifts[playerid]);
    IsLift[playerid] = 0;
    return 1;
    }