extends ShapeCast3D
 
@export var prompt = Label
@onready var bob: CharacterBody3D = $".."
@onready var env: Node3D = $"../.."
var current_collider
signal grabbed

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	prompt = $Prompt
	prompt.text = ""
	DialogueManager.dialogue_ended.connect(_on_dialogue_ended)

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:
	if is_colliding():
		var collider = get_collider(0)

		if collider is NPC_interactable:
			collider.turn_to_face_interacter(self.get_parent_node_3d())
		
		if collider is Grabbable_Object:
			if collider is Battery:
				prompt.text = collider.battery_label
			if collider.grabbable == true and Input.is_action_just_pressed("grab"):
				grab(collider)
				bob.play_sound('pickup')

		
		elif (collider is BatteryBox2) and bob.grabbed_item is Battery and Input.is_action_just_pressed("insert"):
			if collider.current_power <= 0:
				bob.grabbed_item.insert_into_station(collider)
				bob.grabbed_item = null  # battery is now in the box

		elif (collider is BatteryBox2) and bob.grabbed_item == null and collider.battery_obj != null and Input.is_action_just_pressed("grab"):
			var battery_obj = collider.remove_battery()
			if battery_obj:
				bob.grabbed_item = battery_obj


		elif collider is Interactable_Object or collider is NPC_interactable:
			prompt.text = collider.prompt_message
			var thisTime = Time.get_unix_time_from_system()
			var deltaTime = thisTime - DialogueState.time_since_dialoge_open
			if collider.talkable == true and Input.is_action_just_pressed("talk") and (deltaTime > 0.5):
				current_collider = collider
				if DialogueState.is_dialogue_open == false:
					DialogueState.is_dialogue_open = true
					DialogueManager.show_chosen_dialogue_balloon(load(collider.dialogue), collider.game_balloon, "start", [collider])
					env.quiet_down_music()
				prompt.hide()
	elif bob.grabbed_item and bob.grabbed_item is Battery:
			prompt.text = bob.grabbed_item.battery_label
	else:
		prompt.text = ""

func _on_dialogue_ended(_resource: DialogueResource) -> void:
	prompt.show()
	if current_collider and current_collider is NPC_interactable:
		current_collider.dialogue_ended()
	env.reset_music_volume()
		
func grab(collider) -> void:
	collider.grab(bob)
	grabbed.emit()