extends Node3D
class_name LilguyBody

const LERP_VELOCITY: float = 0.15

@export_category("Objects")
@export var _character: CharacterBody3D = null
@export var animation_player: AnimationPlayer = null

func apply_rotation(_velocity: Vector3) -> void:
	var new_rotation_y = lerp_angle(rotation.y, atan2(_velocity.x, _velocity.z), LERP_VELOCITY)
	rotation.y = new_rotation_y

func animate(_velocity: Vector3) -> void:
	if not animation_player:
		return

	# Don't override attack animation if it's playing
	if animation_player.is_playing() and animation_player.current_animation.begins_with("Attack"):
		return

	# Check if we're dashing
	if _character._is_dashing:
		if animation_player.current_animation != "Jump":
			_play_animation("Jump")
		return

	if not _character.is_on_floor():
		if _velocity.y < 0:
			# Falling - use FallIdle animation
			_play_animation("FallIdle")
		else:
			_play_animation("Jump")
		return

	if _velocity:
		if _character.is_running() and _character.is_on_floor():
			# Sprint animation = Run for Lilguy
			_play_animation("Run")
			return

		# Walk animation for normal movement
		_play_animation("Walk")
		return

	# Idle - use FallIdle or Idle if it exists
	if animation_player.has_animation("Idle"):
		_play_animation("Idle")
	else:
		_play_animation("FallIdle")

func _play_animation(anim_name: String):
	if animation_player and animation_player.has_animation(anim_name):
		animation_player.play(anim_name)
	# Silently ignore if animation doesn't exist

func play_attack(anim_name: String = "Attack_OneHand") -> void:
	if animation_player:
		# Play attack animation once (don't loop)
		if animation_player.has_animation(anim_name):
			animation_player.play(anim_name, -1, 1.0)
			animation_player.animation_set_next(anim_name, "")
		else:
			# Fallback to default if animation doesn't exist
			push_warning("Animation '%s' not found, using Attack_OneHand" % anim_name)
			animation_player.play("Attack_OneHand", -1, 1.0)
			animation_player.animation_set_next("Attack_OneHand", "")