Fix hud_hunger compatibility (#3)

* Fix hud_hunger compatibility
Add hbhunger support

* Indent with tabs other than spaces

* Fix for the old hud support

depends.txt

@@ -1,3 +1,5 @@
+hbhunger?
+hud?
 hunger?
 default?
 animalmaterials?

init.lua

@@ -23,8 +23,23 @@ function diet.save()
 	end
 end
 
-function diet.item_eat(max)	
+-- Poison player
+local function poisenp(tick, time, time_left, player)
+	time_left = time_left + tick
+	if time_left < time then
+		minetest.after(tick, poisenp, tick, time, time_left, player)
+	else
+		--reset hud image
+	end
+	if player:get_hp()-1 > 0 then
+		player:set_hp(player:get_hp()-1)
+	end
+
+end
+
+function diet.item_eat(max, replace_with_item, poisen, heal)
 	return function(itemstack, user, pointed_thing)
+
 		-- Process player data
 		local name = user:get_player_name()
 		local player = diet.__player(name)
@@ -77,12 +92,42 @@ function diet.item_eat(max)
 		end
 
 		-- Increase health
-		if minetest.get_modpath("hud") and hud then
+		if minetest.get_modpath("hbhunger") and hbhunger then
+			minetest.sound_play({name = "hbhunger_eat_generic", gain = 1}, {pos=user:getpos(), max_hear_distance = 16})
+
+			-- saturation
+			local h = tonumber(hbhunger.hunger[name])
+			h = h + points
+			if h > 30 then h = 30 end
+			hbhunger.hunger[name] = h
+			hbhunger.set_hunger(user)
+
+			-- healing
+			local hp = user:get_hp()
+			if hp < 20 and heal then
+				hp = hp + heal
+				if hp > 20 then hp = 20 end
+				user:set_hp(hp)
+			end
+
+			 -- Poison
+			if poisen then
+				--set hud-img
+				poisenp(1.0, poisen, 0, user)
+			end
+	 
+		elseif minetest.get_modpath("hunger") and hunger then
+			local h = tonumber(hunger.players[name].lvl)
+			h = h + points
+			hunger.update_hunger(user, h)
+			
+		elseif minetest.get_modpath("hud") and hud and hud.hunger then
 			local h = tonumber(hud.hunger[name])
 			h = h + points
-			if h>30 then h = 30 end
+			if h > 30 then h = 30 end
 			hud.hunger[name] = h
 			hud.save_hunger(user)
+
 		else
 			local hp = user:get_hp()		
 			if (hp+points > 20) then
@@ -99,6 +144,7 @@ function diet.item_eat(max)
 		diet.save()
 
 		-- Remove item
+		itemstack:add_item(replace_with_item)
 		itemstack:take_item()
 		return itemstack
 	end
@@ -128,12 +174,12 @@ function diet.__register_eat(player,food,type)
 	end
 end
 
-local function overwrite(name, amt)
+local function overwrite(name, hunger_change, replace_with_item, poisen, heal)
 	local tab = minetest.registered_items[name]
 	if not tab then
 		return
 	end
-	tab.on_use = diet.item_eat(amt)
+	tab.on_use = diet.item_eat(hunger_change, replace_with_item, poisen, heal)
 end
 
 diet.__init()