xiandie/scene/entity/npc.gd

@tool
class_name Npc2D extends AnimatedSprite2D

signal interacted

@export var height := 60.0:
	set(val):
		height = val
		if is_node_ready():
			speaking_sign.position.y = -height

@onready var speaking_animation = %SpeakingAnimationPlayer
@onready var speaking_sign = %SpeakingSign2D as Node2D
@onready var sign_mark = %Sign as Sign
@onready var area2d = %Area2D as Area2D

var dialogue_title := ""
var dialogue_res = preload("res://asset/dialogue/npc.dialogue")


func _ready() -> void:
	if Engine.is_editor_hint():
		speaking_sign.visible = true
		return
	speaking_sign.visible = false
	speaking_sign.position.y = -height
	if animation:
		play()
	sign_mark.interacted.connect(_on_interacted)
	sign_mark.cancel.connect(_stop)
	sign_mark.toggle_active.connect(_on_toggle_active)
	sign_mark.enabled = visible
	visibility_changed.connect(_on_visibility_changed)


func _on_visibility_changed() -> void:
	sign_mark.enabled = visible


func _on_toggle_active(activated: bool) -> void:
	if activated:
		_speaking()
	else:
		_stop()


func _on_interacted() -> void:
	# %Sfx.play()
	# _speaking()
	# play dialogue
	if dialogue_title:
		interacted.emit()
		# # 适配匿名效果
		# if anonymous and not dialogue_title.ends_with(anonymous_title_suffix):
		# 	dialogue_title += anonymous_title_suffix
		# elif not anonymous and dialogue_title.ends_with(anonymous_title_suffix):
		# 	dialogue_title = dialogue_title.substr(
		# 		0, dialogue_title.length() - anonymous_title_suffix.length()
		# 	)
		DialogueManager.show_dialogue_balloon(dialogue_res, dialogue_title)
		SceneManager.freeze_player(0)
		DialogueManager.dialogue_ended.connect(_dialog_end, CONNECT_ONE_SHOT)


func _dialog_end(_res):
	SceneManager.release_player()


func _speaking() -> void:
	speaking_animation.play("speaking")


func _stop() -> void:
	speaking_animation.play("RESET")


func _get(property: StringName) -> Variant:
	if property == "dialogue_title":
		return dialogue_title
	return null


func _set(property: StringName, value: Variant) -> bool:
	if property == "dialogue_title":
		dialogue_title = value
		return true
	return false


func _get_property_list() -> Array[Dictionary]:
	var hint_str = ""
	if Engine.is_editor_hint():
		hint_str = ",".join(dialogue_res.get_ordered_titles())
	return [
		{
			"name": "dialogue_title",
			"type": TYPE_STRING,
			"hint": PROPERTY_HINT_ENUM_SUGGESTION,
			"hint_string": hint_str
		}
	]