add self.attack_patience to add custom times, add self.attack nil check to pathfinding

api.lua

@@ -11,7 +11,7 @@ local use_mc2 = minetest.get_modpath("mcl_core")
 -- Global
 mobs = {
 	mod = "redo",
-	version = "20231105",
+	version = "20231106",
 	translate = S,
 	invis = minetest.global_exists("invisibility") and invisibility or {},
 	node_snow = minetest.registered_aliases["mapgen_snow"]
@@ -154,6 +154,7 @@ mobs.mob_class = {
 	walk_chance = 50,
 	stand_chance = 30,
 	attack_chance = 5,
+	attack_patience = 11,
 	passive = false,
 	blood_amount = 5,
 	blood_texture = "mobs_blood.png",
@@ -1685,7 +1686,9 @@ function mob_class:smart_mobs(s, p, dist, dtime)
 			s.y = sground.y + 1
 		end
 
-		local p1 = self.attack:get_pos()
+		local p1 = self.attack and self.attack:get_pos()
+
+		if not p1 then return end
 
 		p1.x = floor(p1.x + 0.5)
 		p1.y = floor(p1.y + 0.5)
@@ -2364,7 +2367,7 @@ function mob_class:do_states(dtime)
 
 			self.target_time_lost = (self.target_time_lost or 0) + dtime
 
-			if self.target_time_lost > 11 then
+			if self.target_time_lost > self.attack_patience then
 				self:stop_attack()
 			end
 		else
@@ -3597,6 +3600,7 @@ minetest.register_entity(":" .. name, setmetatable({
 	walk_chance = def.walk_chance,
 	stand_chance = def.stand_chance,
 	attack_chance = def.attack_chance,
+	attack_patience = def.attack_patience,
 	passive = def.passive,
 	knock_back = def.knock_back,
 	blood_amount = def.blood_amount,

api.txt

@@ -103,6 +103,8 @@ functions needed for the mob to work properly which contains the following:
                          hours and only attacking player at night or when
                          provoked.
    'attack_chance'       0 to 100 chance the mob will attack (default is 5).
+   'attack_patience'     Time in seconds before mob gives up attacking if
+                         player isn't seen (Defaults to 11).
    'attack_monsters'     when true mob will attack monsters.
    'attack_animals'      when true mob will attack animals.
    'attack_npcs'         when true mob will attack npcs within range.