class_name PoliceCar
extends CharacterBody3D

const FRAME_IDXS := 10

@export var dot_curve: Curve

var health := 10.
var frame_idx := 0

func _ready() -> void:
	frame_idx = randi() % FRAME_IDXS

func _update_nav_agent() -> void:
	%NavAgent.target_position = Player.instance.global_position

var frame_count := 0
func _process(delta: float) -> void:
	frame_count = (frame_count + 1) % FRAME_IDXS
	if frame_count == frame_idx:
		_update_nav_agent()

	var dir := global_position.direction_to(%NavAgent.get_next_path_position())
	dir.y = 0
	var dot_power := dot_curve.sample(dir.dot(velocity.normalized()))
	velocity += dir * 8. * delta * dot_power
	velocity = velocity.limit_length(8.)
	move_and_slide()
	
	rotation.y = Vector2(velocity.x, -velocity.z).angle()
	position.y = 0.01

func hit(_proj: PlayerProjectile, damage: float) -> bool:
	health -= damage
	if health <= 0:
		queue_free()

	return true


func _on_hurtbox_body_entered(body: Node3D) -> void:
	if body is Player:
		body.damage(self)