# VERTICAL SLICE - NOT FOR PRODUCTION
# 实现 GDD：design/ux/battle.md（B 区结算明细回看——模态 overlay：完整流水逐行、只读、关闭恢复；
# pattern 6 模态 overlay 层级纪律——打开时组合根隐藏上方遮挡层 + 锁棋盘输入，场景级断言承载）。
# Date: 2026-09-12
class_name SettlementReviewOverlay
extends Control

signal closed

var _log: RichTextLabel


func _init() -> void:
	var dim := ColorRect.new()
	dim.color = Color(UiKit.DIM, 0.62)
	dim.set_anchors_preset(Control.PRESET_FULL_RECT)
	dim.gui_input.connect(_on_dim_gui_input)
	add_child(dim)
	var center := CenterContainer.new()
	center.set_anchors_preset(Control.PRESET_FULL_RECT)
	dim.add_child(center)
	var panel := PanelContainer.new()
	center.add_child(panel)
	var box := VBoxContainer.new()
	box.custom_minimum_size = Vector2(760, 560)
	box.add_theme_constant_override("separation", 6)
	panel.add_child(box)
	box.add_child(UiKit.label("结算明细回看（完整流水 · 逐行归因）", 18, true))
	_log = RichTextLabel.new()
	_log.bbcode_enabled = true
	_log.size_flags_vertical = Control.SIZE_EXPAND_FILL
	_log.clip_contents = true
	_log.scroll_active = true
	box.add_child(_log)
	var close_btn := UiKit.button("关闭")
	close_btn.pressed.connect(close)
	box.add_child(close_btn)
	visible = false


func is_open() -> bool:
	return visible


func open(full_bb_text: String) -> void:
	_log.clear()
	_log.append_text(full_bb_text)
	visible = true


func close() -> void:
	if not visible:
		return
	visible = false
	closed.emit()


func _on_dim_gui_input(ev: InputEvent) -> void:
	if ev is InputEventMouseButton and ev.pressed:
		close()