Fix healing (death, drowning), pipeworks issue and HUD issues

functions.lua

@@ -65,6 +65,10 @@ function hunger.handle_node_actions(pos, oldnode, player, ext)
 		return
 	end
 	local name = player:get_player_name()
+	if not name or not hunger[name] then
+		return
+	end
+	
 	local exhaus = hunger[name].exhaus
 	if not exhaus then
 		hunger[name].exhaus = 0
@@ -96,12 +100,13 @@ function hunger.handle_node_actions(pos, oldnode, player, ext)
 	hunger[name].exhaus = exhaus
 end
 
+
 -- Time based hunger functions
-if minetest.setting_getbool("enable_damage") then
-    local hunger_timer = 0
-    local health_timer = 0
-    local action_timer = 0
-    minetest.register_globalstep(function(dtime)
+local hunger_timer = 0
+local health_timer = 0
+local action_timer = 0
+
+local function hunger_globaltimer(dtime)
 	hunger_timer = hunger_timer + dtime
 	health_timer = health_timer + dtime
 	action_timer = action_timer + dtime
@@ -141,8 +146,8 @@ if minetest.setting_getbool("enable_damage") then
 				local air = player:get_breath() or 0
 				local hp = player:get_hp()
 
-				-- heal player by 1 hp if not dead and saturation is > 15 (of 30)
-				if tonumber(tab.lvl) > HUNGER_HEAL_LVL and air > 0 then
+				-- heal player by 1 hp if not dead and saturation is > 15 (of 30) player is not drowning
+				if tonumber(tab.lvl) > HUNGER_HEAL_LVL and hp > 0 and air > 0 then
 					player:set_hp(hp + HUNGER_HEAL)
 				end
 
@@ -155,7 +160,10 @@ if minetest.setting_getbool("enable_damage") then
 
 		health_timer = 0
 	end
-    end)
+end
+
+if minetest.setting_getbool("enable_damage") then
+	minetest.register_globalstep(hunger_globaltimer)
 end
 
 

init.lua

@@ -39,7 +39,7 @@ if minetest.setting_getbool("enable_damage") then
 		lvl = 20
 	end
 	minetest.after(0.8, function()
-		hud.change_item(player, "hunger", {offset = "item", item_name = "air"})
+		hud.swap_statbar(player, "hunger", "air")
 		hud.change_item(player, "hunger", {number = lvl, max = 20})
 	end)
     end)