---@diagnostic disable: missing-return, lowercase-global

---@param itemID number 
---@param itemName string 
---@param itemLink string 
---@return 1nil isUsable 
---@return 1nil notEnoughMana 
---Returns whether an item can currently be used. Does not account for item cooldowns (see GetItemCooldown() -- returns 1 if other conditions allow for using the item (e.g. if the item can only be used while outdoors).
function IsUsableItem(itemID, itemName, itemLink) end