acho que esse deve funcionar
function onUse(cid, item, fromPosition, itemEx, toPosition)
if item.itemid == ITEM_GOLD_COIN and item.type == ITEMCOUNT_MAX then
doChangeTypeItem(item.uid, item.type - item.type)
doPlayerAddItem(cid, ITEM_PLATINUM_COIN, 1)
doSendAnimatedText(fromPosition, "$$$", TEXTCOLOR_PLATINUMBLUE)
elseif item.itemid == ITEM_PLATINUM_COIN and item.type == ITEMCOUNT_MAX then
doChangeTypeItem(item.uid, item.type - item.type)
doPlayerAddItem(cid, ITEM_CRYSTAL_COIN, 1)
doSendAnimatedText(fromPosition, "$$$", TEXTCOLOR_TEAL)
elseif item.itemid == ITEM_PLATINUM_COIN and item.type < ITEMCOUNT_MAX then
doChangeTypeItem(item.uid, item.type - 1)
doPlayerAddItem(cid, ITEM_GOLD_COIN, ITEMCOUNT_MAX)
doSendAnimatedText(fromPosition, "$$$", TEXTCOLOR_YELLOW)
elseif item.itemid == ITEM_CRYSTAL_COIN then
doChangeTypeItem(item.uid, item.type - 1)
doPlayerAddItem(cid, ITEM_PLATINUM_COIN, ITEMCOUNT_MAX)
doSendAnimatedText(fromPosition, "$$$", TEXTCOLOR_PLATINUMBLUE)
else
return FALSE
end
return TRUE
end
em actions.xml
<action itemid="2148" script="other/changegold.lua"/>
<action itemid="2152" script="other/changegold.lua"/>
<action itemid="2160" script="other/changegold.lua"/>