New hotfixes for balance of balrog arena after the new update (no squash)

mods/_various/mobs/api.lua

@@ -1861,6 +1861,11 @@ end
 
 -- deal damage and effects when mob punched
 function mobs:mob_punch(self, hitter, tflp, tool_capabilities, dir)
+	-- TEMPORARY FIX (remove when refactoring)
+	if not hitter then
+		return
+	end
+
 	-- mob health check
 	if self.health <= 0 then
 		-- kill mob

mods/lord/Core/projectiles/src/projectiles/api.lua

@@ -60,7 +60,40 @@ local flame_node = function(pos)
 	end
 end
 
-local flame_area = function(p1, p2)
+-- `explosive_object` is temporary workaround for mobs to be affected by the explosion
+local explode_objects = function(pos, radius, explosive_object, damage_groups)
+	for obj in core.objects_inside_radius(pos, radius) do
+		if obj == explosive_object then
+			goto continue
+		end
+		local obj_pos = obj:get_pos()
+		local distance_vector = vector.subtract(obj_pos, pos)
+		local distance_length = vector.length(distance_vector)
+		local dir_vector = vector.normalize(distance_vector)
+		local explosion_power
+
+		if distance_length == 0 then
+			explosion_power = radius
+		else
+			explosion_power = -math.log10((distance_length/radius)^2)
+			if explosion_power > radius then
+				explosion_power = radius
+			end
+		end
+		local dealt_damage = table.mul_values(table.div_values(damage_groups, {}, radius), {}, explosion_power)
+		obj:punch(explosive_object, 1.4, {
+			full_punch_interval = 1.4,
+			damage_groups       = dealt_damage
+		}, vector.multiply(dir_vector, explosion_power))
+		::continue::
+	end
+end
+
+local explode_area = function(pos, burn_radius, explosion_radius, explosive_object, damage_groups)
+	local rad_vec = vector.new(burn_radius, burn_radius, burn_radius)
+	local p1 = vector.subtract(pos, rad_vec)
+	local p2 = vector.add(pos, rad_vec)
+	explode_objects(pos, explosion_radius, explosive_object, damage_groups)
 	for y = p1.y, p2.y do
 		for z = p1.z, p2.z do
 			minetest.punch_node({ x = p1.x - 1, y = y, z = z })
@@ -93,7 +126,7 @@ end
 
 
 return {
-	flame_area          = flame_area,
+	explode_area          = explode_area,
 	register_projectile = register_projectile,
 	get_projectiles     = function() return registered_projectiles end,
 }

mods/lord/Core/projectiles/src/projectiles/entity.lua

@@ -252,9 +252,11 @@ local register_projectile_entity = function(name, entity_reg)
 				flight_processing(self, environment, self._rotation_formula)
 			end
 
+			local stack = self._projectile_stack
+			local is_in_creative = minetest.registered_items[stack:get_name()].groups.not_in_creative_inventory
 
-			if update_life_timer(self, dtime) then
-				minetest.add_item(pos, self._projectile_stack)
+			if update_life_timer(self, dtime) and not is_in_creative then
+				minetest.add_item(pos, stack)
 			end
 		end,
 		on_punch       = function(self, puncher, time_from_last_punch, tool_capabilities, dir, damage)

mods/lord/Entities/lottmobs/src/racial/others/balrog.lua

@@ -14,10 +14,11 @@ mobs:register_mob("lottmobs:balrog", {
 	},
 	makes_footstep_sound = true,
 	view_range = 50,
-	armor = 100,
+	armor = { fleshy = 80, fire = 0, soul = 200 },
 	walk_velocity = 1,
 	run_velocity = 3,
-	damage = 30,
+	damage = 15,
+	damage_type = "fire",
 	drops = {
 		{ name = "lottores:mithril_ingot",        chance = 5, min = 1,  max = 5, }, -- temporary reduced x 10
 		{ name = "lottores:mithrilsword",         chance = 5, min = 1,  max = 1, },

mods/lord/Tools/lord_projectiles/src/lord_projectiles/config.lua

@@ -228,7 +228,7 @@ return {
 					wield_item = "lord_projectiles:fire_ball",
 					visual_size = vector.new(1, 1, 1),
 				},
-				max_speed        = 35,
+				max_speed        = 40,
 				sound_hit_node   = { name = "lord_projectiles_explosion", gain = 3.0 },
 				sound_hit_object = { name = "lord_projectiles_explosion", gain = 3.0 },
 				damage_groups    = { fire = 15, },
@@ -238,7 +238,7 @@ return {
 					local rad_vec = vector.new(radius, radius, radius)
 					local min_pos = vector.subtract(node_pos, rad_vec)
 					local max_pos = vector.add(node_pos, rad_vec)
-					projectiles.flame_area(min_pos, max_pos)
+					projectiles.explode_area(node_pos, radius, 5, projectile.object, { fleshy = 15 })
 					minetest.add_particlespawner({
 						pos = {
 							min = min_pos,
@@ -269,6 +269,7 @@ return {
 					local rad_vec = vector.new(radius, radius, radius)
 					local min_pos = vector.subtract(pos, rad_vec)
 					local max_pos = vector.add(pos, rad_vec)
+					projectiles.explode_area(pos, radius, 5, projectile.object, { fleshy = 15 })
 					minetest.add_particlespawner({
 						pos = {
 							min = min_pos,
@@ -296,7 +297,7 @@ return {
 				after_hit_node = function(projectile)
 					projectile.object:remove()
 				end,
-				after_hit_entity = function(projectile)
+				after_hit_object = function(projectile)
 					projectile.object:remove()
 				end
 			},
@@ -329,7 +330,7 @@ return {
 					local rad_vec = vector.new(radius, radius, radius)
 					local min_pos = vector.subtract(node_pos, rad_vec)
 					local max_pos = vector.add(node_pos, rad_vec)
-					projectiles.flame_area(min_pos, max_pos)
+					projectiles.explode_area(node_pos, radius, 3, projectile.object, { fleshy = 5 })
 					minetest.add_particlespawner({
 						pos = {
 							min = min_pos,
@@ -360,6 +361,7 @@ return {
 					local rad_vec = vector.new(radius, radius, radius)
 					local min_pos = vector.subtract(pos, rad_vec)
 					local max_pos = vector.add(pos, rad_vec)
+					projectiles.explode_area(pos, radius, 3, projectile.object, { fleshy = 5 })
 					minetest.add_particlespawner({
 						pos = {
 							min = min_pos,
@@ -387,7 +389,7 @@ return {
 				after_hit_node = function(projectile)
 					projectile.object:remove()
 				end,
-				after_hit_entity = function(projectile)
+				after_hit_object = function(projectile)
 					projectile.object:remove()
 				end
 			},