more AI work

scripts/spider.gd

@@ -11,6 +11,7 @@ var last_enemy : bool = false
 @export var max_ammo = 10
 @export var loot_amount = 2
 @export var nav_agent : NavigationAgent3D
+@export var hit_targets : Array[Area3D]
 @export var visibility_areas : Array[Area3D]
 @export var line_of_sight_ray : RayCast3D
 
@@ -71,14 +72,14 @@ var hive_velocity
 var hive_nav_point
 var dying
 var can_die : bool = false
-var player_in_view = false
-var player_last_seen
 var knocked = false
 var stunned = false
 var health
 
+
 var point_of_interest
 var character_follow
+var player_last_seen
 
 func _ready():
 	health = start_health
@@ -90,12 +91,49 @@ func _ready():
 	await get_tree().create_timer(random_time).timeout
 	postfire_timer.start()
 	
+	if hit_targets != null:
+		for target in hit_targets:
+			target.body_part_hit.connect(take_damage)
 	
 func _process(delta):
 	move_and_slide()
+	look_at_player()
+	cache_player_pos()
 
 func stun():
-	state_machine.on_child_transition(state_machine.current_state,"stunned")
+	change_state_to("stunned")
+
+func take_damage(dam,bullet_damage):
+	SignalBus.emit_signal("enemy_hit")
+	health -= dam * bullet_damage
+	health_bar_sprite.visible = true
+	health_bar_sprite.health_update()
+	var number_spawn = damage_number.instantiate()
+	number_spawn.damage_amt = bullet_damage * dam
+	number_spawn.position = global_position + Vector3(0,2,0)
+	get_tree().get_root().add_child(number_spawn)
+	
+	if health <= 0:
+		change_state_to("die")
+
+func change_state_to(set_state):
+	state_machine.on_child_transition(state_machine.current_state,set_state)
+
+func look_at_player():
+	if character_follow != null:
+		line_of_sight_ray.look_at(character_follow.global_position)
+
+func is_player_visible():
+	if line_of_sight_ray.is_colliding():
+		if line_of_sight_ray.get_collider() is Player:
+			return true
+	
+	return false
+
+func cache_player_pos():
+	if line_of_sight_ray.is_colliding():
+		if line_of_sight_ray.get_collider() is Player:
+			point_of_interest = line_of_sight_ray.get_collision_point()
 
 func save():
 	var save_dict = {