Readd Gauges when a player is lost

init.lua

@@ -7,48 +7,12 @@ if minetest.settings:get_bool("health_bars") == false or
 		not minetest.settings:get_bool("enable_damage")
 then return end
 
--- Localize the vector distance function for better performance, as it's called
--- on every step
+-- Localize the vector distance function for better performance,
+-- as it's called on every step
 local vector_distance = vector.distance
 
-minetest.register_entity("gauges:hp_bar", {
-	visual = "sprite",
-	visual_size = {x=1, y=1/16, z=1},
-	-- The texture is changed later in the code
-	textures = {"blank.png"},
-	collisionbox = {0},
-	physical = false,
-
-	on_step = function(self)
-		local player = self.wielder
-		local gauge = self.object
-
-		if not player or
-				not minetest.is_player(player) or
-				vector_distance(player:get_pos(), gauge:get_pos()) > 3
-		then
-			gauge:remove()
-			return
-		end
-
-		local hp = player:get_hp() <= 20 and player:get_hp() or 20
-		local breath = player:get_breath() <= 10 and player:get_breath() or 11
-
-		if self.hp ~= hp or self.breath ~= breath then
-			gauge:set_properties({
-				textures = {
-					"health_"..tostring(hp)..".png^"..
-					"breath_"..tostring(breath)..".png"
-				}
-			})
-			self.hp = hp
-			self.breath = breath
-		end
-	end
-})
-
 local function add_gauge(player)
-	if player and minetest.is_player(player) then
+	if player and player:is_player() then
 		local entity = minetest.add_entity(player:get_pos(), "gauges:hp_bar")
 		local height = 19
 
@@ -63,6 +27,42 @@ local function add_gauge(player)
 	end
 end
 
+minetest.register_entity("gauges:hp_bar", {
+	visual = "sprite",
+	visual_size = {x=1, y=1/16, z=1},
+	textures = {"blank.png"},
+	collisionbox = {0},
+	physical = false,
+
+	on_step = function(self)
+		local player = self.wielder
+		local gauge = self.object
+
+		if not player or not player:is_player() then
+			gauge:remove()
+			return
+		elseif vector_distance(player:get_pos(), gauge:get_pos()) > 3 then
+			gauge:remove()
+			add_gauge(player)
+			return
+		end
+
+		local hp = player:get_hp() <= 20 and player:get_hp() or 20
+		local breath = player:get_breath() <= 10 and player:get_breath() or 11
+
+		if self.hp ~= hp or self.breath ~= breath then
+			gauge:set_properties({
+				textures = {
+					"health_"..hp..".png^"..
+					"breath_"..breath..".png"
+				}
+			})
+			self.hp = hp
+			self.breath = breath
+		end
+	end
+})
+
 minetest.register_on_joinplayer(function(player)
 	minetest.after(1, add_gauge, player)
 end)