new warnings for old version and crafting with mods

main.lua

@@ -555,10 +555,26 @@ EID:AddCallback(ModCallbacks.MC_POST_UPDATE, EID.onGameUpdate)
 local hasShownAchievementWarning = false
 
 local function renderAchievementInfo()
-	if REPENTANCE and not EID.Config.DisableAchievementCheck and game:GetFrameCount() < 10*30 and game.Challenge == 0 then
+	if REPENTANCE and not EID.Config.DisableAchievementCheck and game:GetFrameCount() < 10*30 then
+		-- Old Repentance version check; update this to check for the existence of the newest mod API function EID uses
+		-- 1.7.6 (Nov. 16, 2021): The Options object (to read the game's options like HUD Offset)
+		if Options == nil then
+			local demoDescObj = EID:getDescriptionObj(-999, -1, 1)
+			demoDescObj.Name = EID:getDescriptionEntry("AchievementWarningTitle") or ""
+			demoDescObj.Description = EID:getDescriptionEntry("OldGameVersionWarningText") or ""
+			EID:displayPermanentText(demoDescObj)
+			hasShownAchievementWarning = true
+		elseif EID.player:HasCollectible(710) and EID:DetectModdedItems() and EID.Config.DisplayBagOfCrafting ~= "never" and not EID.Config.BagOfCraftingSimplifiedMode then
+			local demoDescObj = EID:getDescriptionObj(-999, -1, 1)
+			demoDescObj.Name = EID:getDescriptionEntry("AchievementWarningTitle") or ""
+			demoDescObj.Description = EID:getDescriptionEntry("ModdedRecipesWarningText") or ""
+			EID:displayPermanentText(demoDescObj)
+			hasShownAchievementWarning = true
+		else
+			-- Achievements Locked Check (do we have Cube of Meat or Book of Revelations unlocked?)
 			local characterID = Game():GetPlayer(0):GetPlayerType()
 			--ID 21 = Tainted Isaac. Tainted characters have definitely beaten Mom! (Fixes Tainted Lost's item pools ruining this check)
-		if characterID < 21 then
+			if characterID < 21 and game.Challenge == 0 then
 				local hasBookOfRevelationsUnlocked = EID:isCollectibleUnlockedAnyPool(CollectibleType.COLLECTIBLE_BOOK_OF_REVELATIONS or CollectibleType.COLLECTIBLE_BOOK_REVELATIONS)
 				if not hasBookOfRevelationsUnlocked then
 					local hasCubeOfMeatUnlocked = EID:isCollectibleUnlockedAnyPool(CollectibleType.COLLECTIBLE_CUBE_OF_MEAT)
@@ -571,6 +587,7 @@ local function renderAchievementInfo()
 					end
 				end
 			end
+		end
 	elseif hasShownAchievementWarning then
 		EID:hidePermanentText()
 	end