extends Node

# Drop-in that automatically connects signals from player to chest objects
signal ChestInteractedWith(chest: BaseChest)
signal OpeningOfOpenedChestAttempted

@export var auto_connect_all_chests := true

var chests_in_range: Array[BaseChest] = []

# Public Methods
func OnPlayerInteractScannerAreaEntered(area: Area2D) -> void:
	var chest = area.get_parent()
	if chest == null or chest is not BaseChest:
		return
	if chests_in_range.has(chest):
		return
	chests_in_range.append(chest)


func OnPlayerInteractScannerAreaExited(area: Area2D) -> void:
	var chest = area.get_parent()
	if chest == null or chest is not BaseChest:
		return
	if !chests_in_range.has(chest):
		return
	chests_in_range.erase(chest)


func OnPlayerInteractionActionTriggered() -> void:
	if chests_in_range.is_empty():
		return
	
	var chest := chests_in_range[0]
	if !chest.is_open:
		chest.Open()
	else:
		chest.OpenAlreadyOpened()
		OpeningOfOpenedChestAttempted.emit()


# Private Methods
func _ready() -> void:
	var all_players := get_tree().get_nodes_in_group("Player Group")
	if all_players == null or all_players.is_empty():
		return
	
	for player_node in all_players:
		var player := player_node as PlayerCharacter
		
		player.InteractScannerAreaEntered.connect(OnPlayerInteractScannerAreaEntered)
		player.InteractScannerAreaExited.connect(OnPlayerInteractScannerAreaExited)
		player.InteractionActionTriggered.connect(OnPlayerInteractionActionTriggered)