216 lines
6.5 KiB
GDScript
216 lines
6.5 KiB
GDScript
# ShopUI (P8) —— NPC 商店窗。
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#
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# var su := preload("res://ui/shop_ui.gd").new()
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# add_child(su)
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# su.setup(m2client, canvas_parent, proto, item_list) # proto / item_list 可空
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#
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# `shop_opened(vid)` → 打开并列出货物（名字 + 价格 + [买]）。
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# `shop_closed` → 关闭。`shop_error(kind)` → 顶部红字提示。
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# 卖：inventory_ui 在商店开着时右键道具 → 调 shop_ui.sell(cell)。
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extends Node
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const SHOP_SLOT_COUNT := 40 # shop.SHOP_SLOT_COUNT (== SHOP_HOST_ITEM_MAX_NUM)
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var client: Node
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var proto: Node
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var item_list # ItemListDB (RefCounted)
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var _root: Control
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var _tabbar: HBoxContainer
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var _list: VBoxContainer
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var _err: Label
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var _sell_quantity: SpinBox
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var _active_tab := 0
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func setup(m2client: Node, parent: Node, proto_node: Node = null, ilist: RefCounted = null) -> void:
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client = m2client
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proto = proto_node
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item_list = ilist
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_build(parent)
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if client.has_signal("shop_opened"):
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client.shop_opened.connect(func(_v): open())
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if client.has_signal("shop_closed"):
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client.shop_closed.connect(_close)
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if client.has_signal("shop_error"):
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client.shop_error.connect(_on_error)
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func is_open() -> bool:
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return _root != null and _root.visible
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func open() -> void:
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_root.visible = true
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_err.text = ""
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_sell_quantity.value = 1
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_active_tab = 0
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refresh()
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func _close() -> void:
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_root.visible = false
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_err.text = ""
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if _sell_quantity:
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_sell_quantity.value = 1
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func close_and_leave() -> void:
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client.shop_close()
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_close()
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func sell(inv_cell: int, count: int = -1) -> void:
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if not is_open() or inv_cell < 0:
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return
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var amount := count if count > 0 else int(_sell_quantity.value)
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amount = clampi(amount, 1, 200)
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if client.has_method("shop_sell") and not client.shop_sell(inv_cell, amount):
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_on_error("SEND_FAILED")
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func _name_of(vnum: int) -> String:
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if proto and proto.has_method("item"):
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var d: Dictionary = proto.item(vnum)
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var n := String(d.get("locale_name", d.get("name", "")))
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if n != "":
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return n
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return "#%d" % vnum
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func refresh() -> void:
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if not is_open() or client == null:
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return
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for c in _tabbar.get_children():
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_tabbar.remove_child(c)
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c.queue_free()
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for c in _list.get_children():
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_list.remove_child(c)
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c.queue_free()
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# START_EX 商店有多个货架（shop.GetTabCount）；普通 START 商店 tabs 只 1 个。
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var tabs: Array = []
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if client.has_method("get_shop"):
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tabs = client.get_shop().get("tabs", [])
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if tabs.is_empty():
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# 兼容没有 get_shop 的旧桩
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tabs = [{"name": "", "items": client.get_shop_items()}]
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_active_tab = clampi(_active_tab, 0, tabs.size() - 1)
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if tabs.size() > 1:
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_tabbar.visible = true
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for i in tabs.size():
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var tb := Button.new()
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tb.toggle_mode = true
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var tn := String(tabs[i].get("name", ""))
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tb.text = tn if tn != "" else "货架 %d" % (i + 1)
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tb.button_pressed = (i == _active_tab)
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var idx := i
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tb.pressed.connect(func() -> void:
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_active_tab = idx
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refresh())
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_tabbar.add_child(tb)
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else:
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_tabbar.visible = false
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var items: Array = tabs[_active_tab].get("items", [])
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if items.is_empty():
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var e := Label.new()
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e.text = "（无货物）"
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_list.add_child(e)
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return
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# uishop.py: 买位置 = tabIdx * SHOP_SLOT_COUNT + slotPos
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var base := _active_tab * SHOP_SLOT_COUNT
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for it in items:
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_list.add_child(_row(it, base))
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func _row(it: Dictionary, pos_base := 0) -> Control:
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var row := HBoxContainer.new()
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row.custom_minimum_size = Vector2(320, 0)
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var nm := Label.new()
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nm.text = _name_of(int(it.get("vnum", 0)))
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nm.custom_minimum_size = Vector2(170, 0)
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nm.add_theme_font_size_override("font_size", 12)
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row.add_child(nm)
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var pr := Label.new()
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pr.text = "%d 金" % int(it.get("price", 0))
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pr.custom_minimum_size = Vector2(90, 0)
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pr.modulate = Color(0.95, 0.85, 0.5)
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row.add_child(pr)
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var buy := Button.new()
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buy.text = "买"
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var pos := pos_base + int(it.get("pos", 0))
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var stock := int(it.get("count", 0))
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var quantity := SpinBox.new()
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quantity.name = "Quantity"
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quantity.min_value = 1
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quantity.max_value = clampi(stock if stock > 0 else 200, 1, 200)
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quantity.step = 1
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quantity.value = 1
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quantity.custom_minimum_size = Vector2(64, 0)
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row.add_child(quantity)
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buy.pressed.connect(func() -> void:
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var amount := clampi(int(quantity.value), 1, int(quantity.max_value))
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if not client.shop_buy(pos, amount):
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_on_error("SEND_FAILED"))
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row.add_child(buy)
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return row
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func _on_error(kind: String) -> void:
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var tbl := {
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"NOT_ENOUGH_MONEY": "金币不足",
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"SOLDOUT": "已售罄",
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"INVENTORY_FULL": "背包已满",
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"INVALID_POS": "位置无效",
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"NOT_ENOUGH_ITEM": "物品数量不足",
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"CANNOT_BUY": "当前物品不可购买",
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"CANNOT_SELL": "当前物品不可出售",
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"SHOP_BUSY": "商店正在处理上一笔交易",
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"SEND_FAILED": "交易请求发送失败",
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}
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_err.text = str(tbl.get(kind, kind))
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func _build(parent: Node) -> void:
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_root = Control.new()
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_root.set_anchors_preset(Control.PRESET_CENTER)
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_root.position = Vector2(-190, -200)
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_root.size = Vector2(380, 400)
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_root.visible = false
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_root.set_meta("is_titlebar", true)
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parent.add_child(_root)
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var panel := Panel.new()
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panel.set_anchors_preset(Control.PRESET_FULL_RECT)
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var sb := StyleBoxFlat.new()
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sb.bg_color = Color(0.08, 0.07, 0.06, 0.97)
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sb.set_corner_radius_all(4)
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panel.add_theme_stylebox_override("panel", sb)
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_root.add_child(panel)
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var title := Label.new()
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title.text = "商店"
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title.position = Vector2(12, 8)
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_root.add_child(title)
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_err = Label.new()
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_err.position = Vector2(60, 10)
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_err.modulate = Color(1, 0.4, 0.4)
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_err.add_theme_font_size_override("font_size", 12)
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_root.add_child(_err)
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var sell_hint := Label.new()
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sell_hint.text = "出售数量（背包右键）："
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sell_hint.position = Vector2(12, 360)
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sell_hint.add_theme_font_size_override("font_size", 11)
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_root.add_child(sell_hint)
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_sell_quantity = SpinBox.new()
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_sell_quantity.name = "SellQuantity"
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_sell_quantity.min_value = 1
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_sell_quantity.max_value = 200
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_sell_quantity.value = 1
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_sell_quantity.step = 1
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_sell_quantity.position = Vector2(160, 356)
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_sell_quantity.size = Vector2(70, 26)
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_root.add_child(_sell_quantity)
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_tabbar = HBoxContainer.new()
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_tabbar.position = Vector2(12, 30)
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_tabbar.add_theme_constant_override("separation", 4)
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_tabbar.visible = false
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_root.add_child(_tabbar)
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_list = VBoxContainer.new()
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_list.position = Vector2(12, 58)
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_list.add_theme_constant_override("separation", 4)
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_root.add_child(_list)
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var close_btn := Button.new()
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close_btn.text = "离开"
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close_btn.position = Vector2(300, 360)
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close_btn.pressed.connect(close_and_leave)
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_root.add_child(close_btn)
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