[Devilxz97]

pawn Код:

new IsPlayerOnWork[MAX_PLAYERS];

public OnPlayerConnect(playerid)
{
    IsPlayerOnWork[playerid] = 0;
    return 1;
}

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

public OnPlayerCommandText(playerid, cmdtext[])
{
    if (strcmp("/mycommand", cmdtext, true, 10) == 0)
    {
        if(IsPlayerOnWork[playerid] == 1)
        {
            IsPlayerOnWork[playerid] = 0;
            SendClientMessage(playerid,-1,"You Are Now Off Duty!");
            SetPlayerSkin(playerid, 0);
        }
        else
        {
            IsPlayerOnWork[playerid] = 1;
            SendClientMessage(playerid,-1,"You Are Now On Duty!");
            SetPlayerSkin(playerid, 277);
        }
        return 1;
    }
    return 0;
}

try this