added experimental "reverse loot table" for faster lookups - wip

Altoholic-Addon/Altoholic/Loots.lua

@@ -9,8 +9,10 @@ local BI = LibStub("LibBabble-Inventory-3.0"):GetLookupTable()
 local WHITE		= "|cFFFFFFFF"
 local GREEN		= "|cFF00FF00"
 
+local lootTable, lootTableRev
+do
 	-- Simplified loot table containing item ID's only, based on AtlasLoot v5.09.00
-local lootTable = {
+	lootTable = {
 				
 		-- to do: HardModeArena & HardModeArena2 from sets_en.lua
 		-- to do : wotlk crafts
@@ -1639,6 +1641,30 @@ local lootTable = {
 		
 	}
 
+	lootTableRev = {}
+	
+	local lastZone = {}
+	for zName, zTable in pairs(lootTable) do
+		for encounterName, encounterTable in pairs(zTable) do 
+			for _, item_id in pairs(encounterTable) do 
+				if not lootTableRev[item_id] then
+					lootTableRev[item_id] = format("%s, %s", zName, encounterName)
+				else
+					if lastZone[item_id] and lastZone[item_id] == zName then
+						lootTableRev[item_id] = format("%s/ %s", lootTableRev[item_id], encounterName)
+					else
+						lootTableRev[item_id] = format("%s; %s, %s", lootTableRev[item_id], zName, encounterName)
+					end
+				end
+				
+				lastZone[item_id] = zName
+			end
+		end
+	end
+	
+	DEBUG_HELP_TEST_1 = lootTableRev
+end
+
 local DataProviders
 
 addon.Loots = {}