# VERTICAL SLICE - NOT FOR PRODUCTION
# Date: 2026-09-11
# 关卡节点覆盖层（模态）：奖励点/恢复点兑付结果的确认呈现。
# 高内聚边界：节点文案的玩家可读化（谁获得什么/回复多少）内聚于此；"继续"意图经信号外发。
class_name NodeOverlay
extends Control

signal continue_pressed
signal item_chosen(item_id: String)             # 迭代 7 T5——奖励节点三选一兑付（拍板②丙：奖励屏=小构筑点）

var _label: Label
var _btn: Button
var _choice_box: HBoxContainer                  # 道具三选一按钮区（show_reward_items 时呈现）


func _init() -> void:
	var dim := ColorRect.new()
	dim.color = Color(0, 0, 0, 0.6)
	dim.set_anchors_preset(Control.PRESET_FULL_RECT)
	add_child(dim)
	var center := CenterContainer.new()
	center.set_anchors_preset(Control.PRESET_FULL_RECT)
	dim.add_child(center)
	var box := VBoxContainer.new()
	box.add_theme_constant_override("separation", 12)
	center.add_child(box)
	_label = UiKit.label("", 20, true)
	_label.add_theme_color_override("font_color", UiKit.WARM)
	_label.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
	box.add_child(_label)
	_btn = UiKit.button("继续")
	_btn.pressed.connect(_emit_continue_pressed)
	_choice_box = HBoxContainer.new()
	_choice_box.add_theme_constant_override("separation", 12)
	_choice_box.alignment = BoxContainer.ALIGNMENT_CENTER
	box.add_child(_choice_box)
	box.add_child(_btn)
	visible = false


func show_reward() -> void:
	# 格面资源批（2026-09-15）：奖励点内容随可选类道具删除悬置（功能道具渠道 P1 待拍板）——直通节点确认
	_label.text = "关卡奖励点\n（节点内容待定——冒险结构/关卡节点地图 定稿批裁决）"
	_btn.text = "继续"
	visible = true


func show_rest(healed: int, hp_after: int, max_hp: int) -> void:
	_label.text = "血量恢复点\n休息回复 %d HP（%d → %d / %d）" % [
		healed, hp_after - healed, hp_after, max_hp]
	_btn.text = "休息完毕，继续"
	visible = true


# 选择完成收屏（组合根在 item_chosen 处理毕调——入库存+确认后回选路由同拍）
func close_reward() -> void:
	_choice_box.visible = false
	_btn.visible = true
	visible = false

# 探针复用：以真实按钮路径触发继续
func press_continue() -> void:
	_btn.pressed.emit()


func _emit_continue_pressed() -> void:
	continue_pressed.emit()