local stones = {
[27867] = {
minLevel = 0, -- minimum level to use
maxLevel = 500, -- maximum level to you can use
chance = 75, -- probability of leveling up
extraPercent = 0 -- extra attribute increase percentage
},
[27868] = {
minLevel = 15,
maxLevel = 500,
chance = 50,
extraPercent = 1
},
[27869] = {
minLevel = 30,
maxLevel = 500,
chance = 25,
extraPercent = 2
}
}
local attributes = {
[ITEM_ATTRIBUTE_ATTACK] = {
getValue = ItemType.getAttack,
percent = 2 -- attribute increase percentage in this case for attack
},
[ITEM_ATTRIBUTE_DEFENSE] = {
getValue = ItemType.getDefense,
percent = 2 -- attribute increase percentage in this case for defense
},
[ITEM_ATTRIBUTE_EXTRADEFENSE] = {
getValue = ItemType.getExtraDefense,
percent = 2 -- attribute increase percentage in this case for extraDefense
},
[ITEM_ATTRIBUTE_ARMOR] = {
getValue = ItemType.getArmor,
percent = 2 -- attribute increase percentage in this case for armor
},
[ITEM_ATTRIBUTE_HITCHANCE] = {
getValue = ItemType.getHitChance,
percent = 2 -- attribute increase percentage in this case for hitChance
}
}
local function onUpgradeLvl(level, chance, config)
local nextLevel = math.min(config.maxLevel, level +1)
if math.random(1, chance) <= config.chance then
return nextLevel
end
return level
end
local function isUpgradeable(item)
local it = item:getType()
return it:getAttack() > 0 or it:getDefense() > 0 or it:getArmor() > 0 or it:getExtraDefense() > 0
end
local function getItemLevel(item)
return item:getCustomAttribute("upgradeLevel") or 0
end
local function setItemLevel(item, level)
return item:setCustomAttribute("upgradeLevel", level)
end
local function upgradeValue(value, level, info, stone)
return value * ((1.0 + ((info.percent + stone.extraPercent) / 100)) * level)
end
local function doUpgrade(item, level, stone)
local itemType = item:getType()
if level <= 0 then
setItemLevel(item, level)
item:setAttribute(ITEM_ATTRIBUTE_NAME, itemType:getName())
for attribute, info in pairs(attributes) do
item:setAttribute(attribute, info.getValue(itemType))
end
return true
end
setItemLevel(item, level)
item:setAttribute(ITEM_ATTRIBUTE_NAME, string.format("%s +%u", itemType:getName(), level))
for attribute, info in pairs(attributes) do
local value = info.getValue(itemType)
if value ~= 0 then
item:setAttribute(attribute, upgradeValue(value, level, info, stone))
end
end
return true
end
local upgradeone = Action()
function upgradeone.onUse(player, item, fromPos, target, toPos, isHotkey)
if not target or not target:isItem() then
player:sendCancelMessage("You cannot use this object.")
return true
end
local stone = stones[item:getId()]
if not stone then
return false
end
if not isUpgradeable(target) then
player:sendCancelMessage("This item cannot be upgrade.")
return true
end
local level = getItemLevel(target)
if level < stone.minLevel then
player:sendCancelMessage(string.format("The minimum level to use is %d.", stone.minLevel))
return true
end
local newLevel = onUpgradeLvl(level, 100, stone)
if level >= stone.maxLevel then
player:getPosition():sendMagicEffect(CONST_ME_POFF, player)
player:sendCancelMessage("This item is already at its maximum level.")
return true
elseif newLevel == level then
player:say("Failed!", TALKTYPE_MONSTER_SAY)
player:getPosition():sendMagicEffect(CONST_ME_POFF)
elseif newLevel > level then
player:say("Success!", TALKTYPE_MONSTER_SAY)
player:getPosition():sendMagicEffect(CONST_ME_FIREWORK_YELLOW)
end
doUpgrade(target, newLevel, stone)
item:remove(1)
return true
end
for aid, _ in pairs(stones) do
upgradeone:id(aid)
end
upgradeone:register()
