Action Item's upgrading by jewels ver. 2 [FOR TFS 0.3.4]

<actions>

<action itemid="2147" event="script" value="upgrading.lua"/>

local conf = {}


-- // config // --
conf.maxItemLevel = 10 -- max item level 
conf.successChance = 50  -- succes upgrade chance

conf["upgrade"] = { -- how many parcent attributes are rised?
	attack = 5, -- attack %
	extraAttack = 10, -- extra Attack %
	defence = 5, -- defence %
	extraDefence = 10, -- extra defence %
	armor = 5, -- armor %
	attackSpeed = 3, -- attack speed %
	hitChance = 5, -- hit chance %
	shootRange = 2, -- shoot range %
}

--// end // --

function getItemInfo(item)

	local attr = {}
	local name = string.explode(getItemName(item), '+');
	if #name == 1 then
		attr.name = name[1]
		attr.level = math.abs(0)
	else
		attr.level = math.abs(name[2])
		attr.name = name[1]
	end
		attr.attack = (getItemAttack(item) > 0) and getItemAttack(item) or 0
		attr.extraAttack = (getItemExtraAttack(item) > 0) and getItemExtraAttack(item) or 0
		attr.defence = (getItemDefense(item) > 0) and getItemDefense(item) or 0
		attr.extraDefence = (getItemExtraDefense(item) > 0) and getItemExtraDefense(item) or 0
		attr.armor = (getItemArmor(item) > 0) and getItemArmor(item) or 0
		attr.attackSpeed = (getItemAttackSpeed(item) > 0) and getItemAttackSpeed(item) or 0
		attr.hitChance = (getItemHitChance(item) > 0) and getItemHitChance(item) or 0
		attr.shootRange = (getItemShootRange(item) > 0) and getItemShootRange(item) or 0
		attr.weight = (getItemWeight(item) > 0) and getItemWeight(item) or 0
		
	return attr
end

function upgradeValue(value, parcent)
	local newValue = math.ceil(((value/100)*parcent)+value)
	return (newValue > 0) and newValue or 0
end

function onUse(cid, item, fromPosition, itemEx, toPosition)

	if toPosition.x == 65535 then
		local upgradingItem = getItemInfo(itemEx.uid)
		if (upgradingItem.attack > 0 or upgradingItem.defence > 0 or upgradingItem.armor > 0 or upgradingItem.shootRange > 1) then
			if (upgradingItem.level < conf.maxItemLevel) then
				if conf.successChance >= math.random(1,100) then
					setItemName(itemEx.uid, upgradingItem.name.." + "..(upgradingItem.level+1))
					setItemAttack(itemEx.uid, upgradeValue(upgradingItem.attack, conf["upgrade"].attack))
					setItemExtraAttack(itemEx.uid, upgradeValue(upgradingItem.extraAttack, conf["upgrade"].extraAttack))
					setItemDefense(itemEx.uid, upgradeValue(upgradingItem.defence, conf["upgrade"].defence))
					setItemExtraDefense(itemEx.uid, upgradeValue(upgradingItem.extraDefence, conf["upgrade"].extraDefence))
					setItemArmor(itemEx.uid, upgradeValue(upgradingItem.armor, conf["upgrade"].armor))
					setItemAttackSpeed(itemEx.uid, upgradeValue(upgradingItem.attackSpeed, conf["upgrade"].attackSpeed))
					setItemHitChance(itemEx.uid, upgradeValue(upgradingItem.hitChance, conf["upgrade"].hitChance))
					setItemShootRange(itemEx.uid, upgradeValue(upgradingItem.shootRange, conf["upgrade"].shootRange))
					doSendMagicEffect(toPosition, 30)
					doPlayerSendTextMessage(cid, 22, "Upgraded was successful, your item has become stronger!")
				else
					doRemoveItem(itemEx.uid, itemEx.type)
					doSendMagicEffect(toPosition, 2)
					doPlayerSendTextMessage(cid, 22, "Upgrading fail... you lost upgraded item!")
				end
				doRemoveItem(item.uid, 1)
			else
				doPlayerSendCancel(cid, "This item is on max level!")
			end
		else
			doPlayerSendCancel(cid, "You cannot upgrade this item!")
		end
	else
		doPlayerSendCancel(cid, "You can upgrading items only in inventory!")
	end
	return TRUE;
end

local CAN'T_BE_UPGRADE = 'bla bla bla', 'bla bla bla...

                    doRemoveItem(itemEx.uid, item.type)

                    doRemoveItem(itemEx.uid, 1)