class_name QuestBuilderMissingTool
extends QuestBase

@export var is_hammer_found:bool = false
@export var is_hammer_delivered:bool = false
@export var is_bridge_built:bool = false

@onready var bridge = %Bridge
@onready var merchant: NonPlayerCharacter = %Merchant

var _bridge_transform:Transform3D = Transform3D.IDENTITY
var _merchant_conversation_actionable:ConversationActionable = null

signal wrench_delivered

func _ready():
	super._ready()
	
	_bridge_transform = bridge.global_transform
	bridge.global_transform = Transform3D.IDENTITY.translated(Vector3.UP * -1000)
	
	_merchant_conversation_actionable = merchant.find_child("Conversation", true, false)
	assert(_merchant_conversation_actionable != null)
	_merchant_conversation_actionable.conversation_started.connect(on_dialogue_started)

func on_dialogue_started() -> void:
	_player.is_input_blocked = true

func on_dialogue_ended(_dialog_resource: DialogueResource) -> void:
	_player.is_input_blocked = false	
	
	if is_completed:
		return
	
	if is_hammer_delivered and not is_bridge_built:
		wrench_delivered.emit()


func _process(_delta):
	if is_hammer_delivered:
		is_bridge_built = true
		bridge.global_transform = _bridge_transform
		
	if is_completed:
		return
	
	var hammer_item:ItemResource = load("res://data/items/hammer.tres")
	if _player.inventory.has_all([hammer_item]):
		is_hammer_found = true
	
	if is_bridge_built:
		is_completed = true