more AI work

scripts/EnemyStates.gd

@@ -2,14 +2,9 @@ extends State
 class_name EnemyState
 
 @export var enemy : CharacterBody3D
-@export var enemy_targets : Array[Area3D]
 @export var move_speed : float = 3
-@export var can_see : bool = false
+@export var can_see : bool = false # indicates whether the enemy is able to see things in the state
 
-func Enter():
-	if enemy_targets != null:
-		for target in enemy_targets:
-			target.body_part_hit.connect(take_damage)
 
 func Update(delta):
 	if enemy.visibility_areas != null:
@@ -17,28 +12,15 @@ func Update(delta):
 			var bodies = area.get_overlapping_bodies()
 			if bodies != null:
 				for i in bodies:
-					enemy.point_of_interest = i.global_position
+					if i is Player:
+						enemy.character_follow = i
 			else:
-				enemy.point_of_interest = null
+				enemy.character_follow = null
 	
-	if enemy.point_of_interest != null:
-		enemy.line_of_sight_ray.look_at(enemy.point_of_interest)
-		if enemy.line_of_sight_ray.is_colliding():
-			if enemy.line_of_sight_ray.get_collider() is Player:
-				if can_see:
-					enemy.character_follow = enemy.line_of_sight_ray.get_collider()
-					Transitioned.emit(self,"attack")
+	if enemy.character_follow != null:
+		if can_see:
+			if enemy.is_player_visible():
+				print("PLAYER SPOTTED")
+				enemy.cache_player_pos()
+				Transitioned.emit(self,"attack")
 	
-
-func take_damage(dam,bullet_damage):
-	SignalBus.emit_signal("enemy_hit")
-	enemy.health -= dam * bullet_damage
-	enemy.health_bar_sprite.visible = true
-	enemy.health_bar_sprite.health_update()
-	var number_spawn = enemy.damage_number.instantiate()
-	number_spawn.damage_amt = bullet_damage * dam
-	number_spawn.position = enemy.global_position + Vector3(0,2,0)
-	get_tree().get_root().add_child(number_spawn)
-	
-	if enemy.health <= 0:
-		Transitioned.emit(self,"die")