# private_shop_ui_test —— 개인상점 개설창 headless 자체 검사（真 uiscript + 假 client）。
#   godot --headless --path project --script private_shop_ui_test.gd
# 校验 privateshopbuilder.py 装载、itemStock 模型（拿起 / 落位 / 价格 / 排序 + display_pos /
# 撤下）、개설 → open_private_shop 封包字段。缺 uiscript 资产时优雅跳过。
extends SceneTree

const PrivateShopUI = preload("res://ui/private_shop_ui.gd")

class FakeClient extends Node:
	signal inventory_changed(window: int, cell: int)
	var inventory: Array = []
	var calls: Array = []
	func get_inventory() -> Array: return inventory
	func open_private_shop(sign, items) -> bool:
		calls.append(["open_shop", sign, items]); return true
	func close_private_shop() -> bool:
		calls.append(["close_shop"]); return true

class FakeProto extends Node:
	func item(vnum: int) -> Dictionary:
		return {"vnum": vnum, "name": "I%d" % vnum, "locale_name": "물품%d" % vnum, "type": 1}

var _fail := 0
func _ck(c: bool, m: String) -> void:
	if not c:
		_fail += 1
		printerr("FAIL: " + m)

func _has_call(fc, name: String, pred: Callable) -> bool:
	for c in fc.calls:
		if c[0] == name and pred.call(c):
			return true
	return false

func _init() -> void:
	_run()
	if _fail == 0:
		print("PASS: private_shop_ui_test (privateshopbuilder.py + itemStock model + CG_MYSHOP)")
		quit(0)
	else:
		printerr("%d check(s) failed" % _fail)
		quit(1)

func _run() -> void:
	var assets := AssetRoot.path()
	if not FileAccess.file_exists(assets.path_join("uiscript/uiscript/privateshopbuilder.py")):
		print("  (skip: no privateshopbuilder.py — assets checkout missing)")
		return

	var UiManager = load("res://ui/ui_manager.gd")
	var ui: CanvasLayer = UiManager.new()
	get_root().add_child(ui)
	ui._ready()
	var fc := FakeClient.new()
	var fp := FakeProto.new()
	get_root().add_child(fc)
	get_root().add_child(fp)
	fc.inventory = [{"cell": 4, "vnum": 11901, "count": 1}, {"cell": 5, "vnum": 27993, "count": 3}]

	var pu: Node = PrivateShopUI.new()
	get_root().add_child(pu)
	pu.setup(fc, ui, fp, assets)
	pu.open()
	_ck(pu.is_open(), "builder window opened")
	if not pu.is_open():
		return
	_ck(pu._cells.size() == 40, "ItemSlot = 40-slot grid (5x8, shop.SHOP_SLOT_COUNT)")
	_ck(is_instance_valid(pu._sign), "NameLine overlaid with a LineEdit")
	_ck(pu._inv_list.get_child_count() == 2, "2 inventory candidates")
	_ck((pu._inv_list.get_child(0) as Button).has_method("_get_drag_data"),
			"inventory candidate supports drag data")

	# 未上货 → 개설 무동작
	pu._ok()
	_ck(not _has_call(fc, "open_shop", func(_c): return true), "empty stock → no send")

	# 拿起第 1 件（cell 4）→ 落到格 3，价 250000
	(pu._inv_list.get_child(0) as Button).pressed.emit()
	_ck(pu._picked != null and int(pu._picked["cell"]) == 4, "picked inv cell 4")
	pu._on_slot_clicked(3)
	_ck(is_instance_valid(pu._price_dialog), "price dialog opens on empty slot")
	pu._place(3, 250000)
	_ck(pu._stock.has(3) and int(pu._stock[3]["price"]) == 250000, "stock[3] placed")
	_ck(pu._picked == null, "pick cleared after place")
	_ck(pu._inv_list.get_child_count() == 1, "placed item leaves candidate list")
	# 标准 Godot 拖放入口与点击选取共用同一个落位逻辑。
	pu._drop_slot(Vector2.ZERO, {"private_shop_entry": {"cell": 5, "vnum": 27993, "count": 3}}, 6)
	_ck(is_instance_valid(pu._price_dialog), "dragging candidate onto empty slot opens price dialog")
	pu._place(6, 100)

	# 拿起第 2 件（cell 5）→ 落到格 0（更小格号 → 排前）
	(pu._inv_list.get_child(0) as Button).pressed.emit()
	pu._place(0, 99)
	pu._sign.text = "Cheap swords"
	pu._ok()
	_ck(_has_call(fc, "open_shop", func(c):
		if String(c[1]) != "Cheap swords": return false
		var items: Array = c[2]
		if items.size() != 2: return false
		return int(items[0]["vnum"]) == 27993 and int(items[0]["display_pos"]) == 0 \
			and int(items[1]["vnum"]) == 11901 and int(items[1]["price"]) == 250000 \
			and int(items[1]["inv_cell"]) == 4 and int(items[1]["display_pos"]) == 3),
		"개설 → open_private_shop(sign, stock 按格号排序 + display_pos)")
	_ck(not pu.is_open(), "closes after 개설")

	# 撤下：재개 → 점유 격 클릭 제거
	pu.open()
	(pu._inv_list.get_child(0) as Button).pressed.emit()
	pu._place(7, 500)
	_ck(pu._stock.has(7), "re-placed for remove test")
	pu._on_slot_clicked(7)
	_ck(not pu._stock.has(7), "click occupied slot removes it (DelPrivateShopItemStock)")
	pu._close_shop()
	_ck(_has_call(fc, "close_shop", func(_c): return true), "철수 → close_private_shop")
	pu.close()