they can hear now too

scripts/EnemyStates.gd

@@ -6,6 +6,9 @@ class_name EnemyState
 @export var body_turn_speed : float = 3
 @export var turret_speed : float = 6.0
 @export var can_see : bool = true # indicates whether the enemy is able to see things in the state
+@export var poi_investigate : bool = false
+@export var poi_change_to_search : bool = false
+@export var poi_update_waypoint_immediately : bool = false
 @export var time_to_lose_target = 1.0
 
 @onready var target_lost_timer = time_to_lose_target
@@ -115,6 +118,38 @@ func turret_look3D(delta):
 func turret_scan_look(target,scan_direction,delta):
 	enemy.turret_look.global_rotation.y = rotate_to_face2D(enemy.turret_look,target,scan_direction,delta,turret_speed)
 
+func investigate_points_of_interest(point,loudness,max_distance):
+	if poi_investigate:
+		var distance_to_point = enemy.global_position.distance_to(point)
+		if distance_to_point <= max_distance:
+			var perceived_loudness = 1/distance_to_point * loudness
+			var add_point = {"point" : point, "loudness" : perceived_loudness}
+			enemy.points_of_interest.append(add_point)
+			
+			if poi_change_to_search:
+				Transitioned.emit(self,"search")
+			
+			if poi_update_waypoint_immediately:
+				get_new_point_of_interest()
+
+func has_points_to_investigate():
+	if enemy.player_last_seen != null:
+		return true
+	elif enemy.points_of_interest.size() > 0:
+		return true
+	else:
+		return false
+
+func get_new_point_of_interest():
+	if enemy.player_last_seen != null:
+		move_target = enemy.player_last_seen
+		enemy.player_last_seen = null
+		enemy.nav_agent.set_target_position(move_target)
+	elif enemy.points_of_interest.size() > 0:
+		var point_of_interest = enemy.points_of_interest.pop_back()
+		move_target = point_of_interest["point"]
+		enemy.nav_agent.set_target_position(move_target)
+
 func clear_points_of_interest():
 	enemy.points_of_interest = []