extends EnemyState
class_name EnemyIdle

@export var wander_distance_max : float = 15.0
@export var scan_cone_angle : float = 90
@export var scan_time : float = 3

var scan_timer
var scan_direction = scan_cone_angle/2

func Enter():
	scan_timer = scan_time
	clear_points_of_interest()

func Update(delta):
	attack_on_sight()
	#on timeout change scan direction
	if scan_timer > 0:
		scan_timer -= delta
	else:
		change_scan_direction()

func Physics_Update(delta):
	#if navigation is finished get new point, otherwise continue on path
	if character.nav_agent.is_navigation_finished():
		get_new_wander_point()
	else:
		move_to_nav_point(delta)
	
	#do turret scan
	turret_scan(Vector3(0,scan_direction,0),delta)

func get_new_wander_point():
	var x = randf_range(-wander_distance_max,wander_distance_max)
	var z = randf_range(-wander_distance_max,wander_distance_max)
	move_target = character.global_position + Vector3(x,0,z)
	character.nav_agent.set_target_position(move_target)

func change_scan_direction():
	scan_timer = scan_time
	scan_direction = -scan_direction