Extend ItemCooldown() condition to take slot name instead of item ID.

diff --git a/conditions/ItemCooldown.lua b/conditions/ItemCooldown.lua
index 4782085..e60800a 100644
--- a/conditions/ItemCooldown.lua
+++ b/conditions/ItemCooldown.lua
@@ -11,6 +11,7 @@ local _, Ovale = ...

 do
 	local OvaleCondition = Ovale.OvaleCondition
+	local OvaleEquipement = Ovale.OvaleEquipement

 	local API_GetItemCooldown = GetItemCooldown
 	local Compare = OvaleCondition.Compare
@@ -19,20 +20,27 @@ do
 	--- Get the cooldown time in seconds of an item, e.g., trinket.
 	-- @name ItemCooldown
 	-- @paramsig number or boolean
-	-- @param id The item ID.
+	-- @param id The item ID or the equipped slot name.
 	-- @param operator Optional. Comparison operator: less, atMost, equal, atLeast, more.
 	-- @param number Optional. The number to compare against.
 	-- @return The number of seconds.
 	-- @return A boolean value for the result of the comparison.
 	-- @usage
-	-- if not ItemCooldown(ancient_petrified_seed) >0
+	-- if not ItemCooldown(ancient_petrified_seed) > 0
+	--     Spell(berserk_cat)
+	-- if not ItemCooldown(Trinket0Slot) > 0
 	--     Spell(berserk_cat)

 	local function ItemCooldown(condition)
 		local itemId, comparator, limit = condition[1], condition[2], condition[3]
-		local start, duration = API_GetItemCooldown(itemId)
-		if start > 0 and duration > 0 then
-			return TestValue(start, start + duration, duration, start, -1, comparator, limit)
+		if itemId and type(itemId) ~= "number" then
+			itemId = OvaleEquipement:GetEquippedItem(itemId)
+		end
+		if itemId then
+			local start, duration = API_GetItemCooldown(itemId)
+			if start > 0 and duration > 0 then
+				return TestValue(start, start + duration, duration, start, -1, comparator, limit)
+			end
 		end
 		return Compare(0, comparator, limit)
 	end