extends Interactable
class_name Button3D

signal pressed(button: Button3D)
signal held(button: Button3D)
signal released(button: Button3D)

@export var pressDepth: float = 0.05
@export var pressSpeed: float = 10.0
@export var autoReset: bool = true
@export var buttonMesh: MeshInstance3D
@export var holdMode: bool = false
@export var pressArea: Area3D

var isPressed: bool = false
var offset: float = 0.0
var pressing_body: Node3D = null

func _ready() -> void:
	if pressArea:
		pressArea.monitoring = true
		pressArea.monitorable = true

func beginInteract(player, hitPosition: Vector3):
	if holdMode:
		isPressed = true
		offset = pressDepth
		emit_signal("pressed", self)
	else:
		if isPressed:
			return
		isPressed = true
		offset = pressDepth
		emit_signal("pressed", self)

func updateInteract(player):
	if holdMode and isPressed:
		emit_signal("held", self)

func endInteract(player):
	if holdMode:
		isPressed = false
		offset = 0.0
		emit_signal("released", self)
	else:
		if autoReset:
			offset = 0.0

func _physics_process(delta):
	var target = offset
	var current = buttonMesh.position.z
	var newZ = lerp(current, -target, delta * pressSpeed)
	buttonMesh.position.z = newZ
	
	if autoReset and isPressed and abs(newZ) < 0.001:
		isPressed = false

#func _physics_process(delta):
	## Detect rigidbody overlap
	#var bodies = pressArea.get_overlapping_bodies()
#
	#if bodies.size() > 0:
		#var body = bodies[0]
#
		#if pressing_body == null:
			#pressing_body = body
			#isPressed = true
			#offset = pressDepth
			#emit_signal("pressed", self)
		#else:
			#if holdMode:
				#emit_signal("held", self)
	#else:
		#if pressing_body != null:
			#pressing_body = null
			#if autoReset:
				#offset = 0.0
				#isPressed = false
				#emit_signal("released", self)
#
	## Animate button
	#var target = offset
	#var current = buttonMesh.position.z
	#var newZ = lerp(current, -target, delta * pressSpeed)
	#buttonMesh.position.z = newZ
#
	#if autoReset and isPressed and abs(newZ) < 0.001:
		#isPressed = false