class_name WorkZoneBuildingArea
extends Area2D

# ============================================================================
# WorkZoneBuildingArea.gd - 打工区建筑交互入口
# ============================================================================
# 为打工区建筑提供统一交互数据，玩家面对入口按交互键时由 PlayerController 调用。
# ============================================================================

const INTERACTION_COLLISION_LAYER: int = 2
const InteractionAnchorUtil = preload("res://_Core/utils/InteractionAnchor.gd")

@export var buildingId: String = ""
@export var buildingTitle: String = ""
@export var buildingRole: String = ""
@export var interactionDistance: float = 150.0

func _ready() -> void:
	collision_layer = INTERACTION_COLLISION_LAYER
	collision_mask = 0
	add_to_group("whaletown_interactable")

func get_interaction_actions(player: Node2D) -> Array[Dictionary]:
	var anchor_position: Vector2 = InteractionAnchorUtil.get_position(self)
	var distance: float = anchor_position.distance_to(player.global_position)
	if distance > interactionDistance:
		return []
	return [{
		"id": "building:%s" % buildingId,
		"title": "使用 %s" % (buildingTitle if not buildingTitle.is_empty() else "设施"),
		"distance": distance,
		"priority": 30,
		"callback": Callable(self, "interact"),
	}]

func interact() -> void:
	var payload := {
		"buildingId": buildingId,
		"title": buildingTitle,
		"role": buildingRole,
		"nodePath": get_path(),
	}
	var eventSystem := get_node_or_null("/root/EventSystem")
	if eventSystem != null:
		eventSystem.call("emit_event", EventNames.OBJECT_INTERACTED, payload)
	print("WorkZone building interacted: %s - %s" % [buildingTitle, buildingRole])