void main()
{
    string sItem = GetLocalString(OBJECT_SELF, "potion");
    if (sItem == "") sItem = "NW_IT_MPOTION023";
    object oPC = GetLastUsedBy();
    if (!GetIsPC(oPC)) return;
    int iToday = GetCalendarDay();
    int iDate = GetLocalInt(OBJECT_SELF, "DAY");
    if (iDate == 0)
    {
        SetLocalInt(OBJECT_SELF, "DAY", iToday);
        CreateItemOnObject(sItem, oPC);
    }
    else if (iDate == iToday)
    {
        SendMessageToPC(oPC, "No more wine today.");
    }
    else
    {
        SetLocalInt(OBJECT_SELF, "DAY", iToday);
        CreateItemOnObject(sItem, oPC);
    }
}