From 9e1bd055d5a1475971aa735ce420cabbf87237d9 Mon Sep 17 00:00:00 2001
From: chen <xiangyangtianya@qq.com>
Date: Sun, 9 Aug 2026 16:13:34 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=BB=BA=E7=AD=91=E9=9D=A2=E6=9D=BF?=
 =?UTF-8?q?=E2=80=94=E2=80=94=E8=B5=84=E6=BA=90=E6=8C=89=E9=92=AE=E5=85=A5?=
 =?UTF-8?q?=E5=8F=A3+=E5=BB=BA=E9=80=A0=E5=8D=87=E7=BA=A7=E4=BA=A7?=
 =?UTF-8?q?=E5=87=BA=EF=BC=88D6=20=E6=A0=B8=E5=BF=83=EF=BC=89?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 doc/design/建筑系统设计.md                    |  2 +-
 project.godot                                 |  1 +
 resources/game_config.cfg                     | 13 +++
 src/Core/GameConfig.gd                        | 17 ++++
 src/Core/MainGame.gd                          |  6 ++
 src/Core/MainGame.tscn                        |  4 +
 src/Sect/BuildingManager.gd                   | 63 +++++++++++++
 src/Sect/BuildingManager.gd.uid               |  1 +
 src/Sect/buildings/Building.gd                | 54 +++++++++++
 src/Sect/buildings/Building.gd.uid            |  1 +
 src/UI/HUD/TopBarHUD.tscn                     |  1 +
 src/UI/HUD/top_bar_hud.gd                     |  6 ++
 .../Panels/BuildingsPanel/BuildingsPanel.tscn | 77 ++++++++++++++++
 .../Panels/BuildingsPanel/buildings_panel.gd  | 91 +++++++++++++++++++
 .../BuildingsPanel/buildings_panel.gd.uid     |  1 +
 15 files changed, 337 insertions(+), 1 deletion(-)
 create mode 100644 src/Sect/BuildingManager.gd
 create mode 100644 src/Sect/BuildingManager.gd.uid
 create mode 100644 src/Sect/buildings/Building.gd
 create mode 100644 src/Sect/buildings/Building.gd.uid
 create mode 100644 src/UI/Panels/BuildingsPanel/BuildingsPanel.tscn
 create mode 100644 src/UI/Panels/BuildingsPanel/buildings_panel.gd
 create mode 100644 src/UI/Panels/BuildingsPanel/buildings_panel.gd.uid

diff --git a/doc/design/建筑系统设计.md b/doc/design/建筑系统设计.md
index 278114a..7cba194 100644
--- a/doc/design/建筑系统设计.md
+++ b/doc/design/建筑系统设计.md
@@ -2,7 +2,7 @@
 
 > 对应开发计划表 D6（8/8）：① 灵石矿场景 ② 建造→产出 ③ 升级。交付标准：建筑产资源，升级加速。
 > 本文档只描述设计，不包含代码。
-> 状态：步骤 1–2 已实现（食物资源/HUD 灵米显示/开局 500 灵石+100 灵米配置驱动），步骤 3+ 待实现
+> 状态：步骤 1–2、4、6 已实现（食物资源/HUD 灵米/开局赠送配置化；Building+BuildingManager 建造升级产出；BuildingsPanel 面板+资源按钮+暂停恢复），步骤 3 部分（建筑参数配置已加）、5 待实现
 
 ---
 
diff --git a/project.godot b/project.godot
index e863e97..42ceff1 100644
--- a/project.godot
+++ b/project.godot
@@ -23,6 +23,7 @@ SectManager="*res://src/Core/SectManager.gd"
 GameConfig="*res://src/Core/GameConfig.gd"
 DiscipleManager="*res://src/Character/DiscipleManager.gd"
 CultivationManager="*res://src/Character/CultivationManager.gd"
+BuildingManager="*res://src/Sect/BuildingManager.gd"
 
 [display]
 
diff --git a/resources/game_config.cfg b/resources/game_config.cfg
index 9ce1c33..76235ae 100644
--- a/resources/game_config.cfg
+++ b/resources/game_config.cfg
@@ -34,3 +34,16 @@ hud_font_size=24               ; HUD 字体大小
 [building]                     ; 建筑系统通用
 starting_spirit_stones=500     ; 开局赠送灵石
 starting_food=100              ; 开局赠送灵米
+max_level=10                   ; 建筑等级上限
+
+[building_mine]                ; 灵石矿
+cost=200                       ; 建造价（灵石）
+output=10                      ; 日产出（灵石）
+upgrade_cost_x=2.0             ; 升级价格倍率
+upgrade_output_x=1.5           ; 升级产出倍率
+
+[building_field]               ; 灵田
+cost=100                       ; 建造价（灵石）
+output=5                       ; 日产出（灵米）
+upgrade_cost_x=2.0             ; 升级价格倍率
+upgrade_output_x=1.5           ; 升级产出倍率
diff --git a/src/Core/GameConfig.gd b/src/Core/GameConfig.gd
index d453927..86094d8 100644
--- a/src/Core/GameConfig.gd
+++ b/src/Core/GameConfig.gd
@@ -47,6 +47,14 @@ var hud_font_size := 32
 var starting_spirit_stones := 500
 ## 开局赠送灵米（新游戏发放）。
 var starting_food := 100
+## 建筑等级上限。
+var building_max_level := 10
+
+## 各建筑参数表（键 = 建筑类型名，值 = {cost, output, upgrade_cost_x, upgrade_output_x}）。
+var building_params: Dictionary = {
+	"mine": {"cost": 200, "output": 10, "upgrade_cost_x": 2.0, "upgrade_output_x": 1.5},
+	"field": {"cost": 100, "output": 5, "upgrade_cost_x": 2.0, "upgrade_output_x": 1.5},
+}
 
 ## 各难度资质权重表（键 = 难度档位，值 = 下品/中品/上品/天骄 权重）。
 var aptitude_weights_by_difficulty: Dictionary = {
@@ -104,6 +112,15 @@ func _load_config() -> void:
 	# 建筑系统
 	starting_spirit_stones = cfg.get_value("building", "starting_spirit_stones", starting_spirit_stones)
 	starting_food = cfg.get_value("building", "starting_food", starting_food)
+	building_max_level = cfg.get_value("building", "max_level", building_max_level)
+	for key in building_params.keys():
+		var p: Dictionary = building_params[key]
+		building_params[key] = {
+			"cost": cfg.get_value("building_" + key, "cost", p["cost"]),
+			"output": cfg.get_value("building_" + key, "output", p["output"]),
+			"upgrade_cost_x": cfg.get_value("building_" + key, "upgrade_cost_x", p["upgrade_cost_x"]),
+			"upgrade_output_x": cfg.get_value("building_" + key, "upgrade_output_x", p["upgrade_output_x"]),
+		}
 	var apt_raw: Variant = cfg.get_value("cultivation", "aptitude_speed", [])
 	if apt_raw is Array and apt_raw.size() == aptitude_speed.size():
 		var arr: Array[float] = []
diff --git a/src/Core/MainGame.gd b/src/Core/MainGame.gd
index b5ba535..256ac8f 100644
--- a/src/Core/MainGame.gd
+++ b/src/Core/MainGame.gd
@@ -9,6 +9,8 @@ func _ready() -> void:
 	TimeSystem.apply_default_speed()
 	# 开局招募：清空旧数据 → 生成 5 名候选 → 暂停时间等待选择（读档流程接入后由存档还原）
 	DiscipleManager.start_new_game()
+	# 开局建筑：清空旧建筑（读档流程接入后由存档还原）
+	BuildingManager.reset()
 	# 开局赠送资源（数量来自配置；读档流程接入后由存档还原）
 	SectManager.add_spirit_stones(GameConfig.starting_spirit_stones)
 	SectManager.add_food(GameConfig.starting_food)
@@ -20,3 +22,7 @@ func _on_top_bar_hud_sign_return_mainmenu() -> void:
 ## 顶部 HUD 的"管理"按钮请求：打开弟子名录面板。
 func _on_top_bar_hud_sign_open_disciples() -> void:
 	$DisciplesPanel.show_panel()
+
+## 顶部 HUD 的"资源"按钮请求：打开建筑面板。
+func _on_top_bar_hud_sign_open_buildings() -> void:
+	$BuildingsPanel.show_panel()
diff --git a/src/Core/MainGame.tscn b/src/Core/MainGame.tscn
index 90051d8..b95ffc9 100644
--- a/src/Core/MainGame.tscn
+++ b/src/Core/MainGame.tscn
@@ -4,6 +4,7 @@
 [ext_resource type="PackedScene" uid="uid://cahux61qqblje" path="res://src/UI/Panels/DisciplesPanel/DisciplesPanel.tscn" id="1_d5cpm"]
 [ext_resource type="PackedScene" uid="uid://dl0tb68vsw3c6" path="res://src/UI/HUD/TopBarHUD.tscn" id="1_g6xmk"]
 [ext_resource type="PackedScene" uid="uid://cahbpjpnmbcfv" path="res://src/UI/Panels/RecruitPanel/RecruitPanel.tscn" id="1_k5nrm"]
+[ext_resource type="PackedScene" path="res://src/UI/Panels/BuildingsPanel/BuildingsPanel.tscn" id="1_b9dpm"]
 [ext_resource type="Texture2D" uid="uid://cweu17mwblxmg" path="res://assets/sprites/ui/宗门后山.png" id="2_2atgf"]
 [ext_resource type="Texture2D" uid="uid://dnjuv1btbxm4o" path="res://assets/sprites/ui/宗门全景.png" id="5_58g0x"]
 
@@ -35,5 +36,8 @@ layout_mode = 3
 
 [node name="DisciplesPanel" parent="." unique_id=780000015 instance=ExtResource("1_d5cpm")]
 
+[node name="BuildingsPanel" parent="." unique_id=795000012 instance=ExtResource("1_b9dpm")]
+
+[connection signal="sign_open_buildings" from="TopBarHud" to="." method="_on_top_bar_hud_sign_open_buildings"]
 [connection signal="sign_open_disciples" from="TopBarHud" to="." method="_on_top_bar_hud_sign_open_disciples"]
 [connection signal="sign_return_mainmenu" from="TopBarHud" to="." method="_on_top_bar_hud_sign_return_mainmenu"]
diff --git a/src/Sect/BuildingManager.gd b/src/Sect/BuildingManager.gd
new file mode 100644
index 0000000..82c4555
--- /dev/null
+++ b/src/Sect/BuildingManager.gd
@@ -0,0 +1,63 @@
+## 建筑管理器（Autoload 单例）。
+## 负责建筑建造/升级与每日产出结算，产出直接进入 SectManager 资源。
+## 本期每种建筑至多一座（面板按类型一行展示）；多实例留待后续扩展。
+extends Node
+
+## 建筑列表变化时发出（建造/升级/重置）。
+signal buildings_changed
+
+## 宗门建筑列表。
+var buildings: Array[Building] = []
+
+
+func _ready() -> void:
+	# 每日推进时结算各建筑产出
+	TimeSystem.day_passed.connect(_on_day_passed)
+
+## 建造建筑：检查灵石足够 → 扣费入列。
+## 同类型已存在时拒绝（本期一座一型）。
+## @param type: 建筑种类
+## @return 是否建造成功
+func build(type: Building.Type) -> bool:
+	if _find(type) != null:
+		return false
+	var b := Building.new()
+	b.type = type
+	if SectManager.spirit_stones < b.get_build_cost():
+		return false
+	SectManager.remove_spirit_stones(b.get_build_cost())
+	buildings.append(b)
+	buildings_changed.emit()
+	return true
+
+## 升级建筑：检查灵石足够 → 扣费提升等级。
+## @param b: 要升级的建筑
+## @return 是否升级成功
+func upgrade(b: Building) -> bool:
+	if b.is_max_level() or SectManager.spirit_stones < b.get_upgrade_cost():
+		return false
+	SectManager.remove_spirit_stones(b.get_upgrade_cost())
+	b.level += 1
+	buildings_changed.emit()
+	return true
+
+## 清空建筑列表（新游戏开局调用）。
+func reset() -> void:
+	buildings.clear()
+	buildings_changed.emit()
+
+## 每日结算：各建筑产出进入 SectManager 对应资源。
+func _on_day_passed(_year: int, _month: int, _day: int) -> void:
+	for b in buildings:
+		match b.type:
+			Building.Type.MINE:
+				SectManager.add_spirit_stones(b.get_output())
+			Building.Type.FIELD:
+				SectManager.add_food(b.get_output())
+
+## 查找指定类型的建筑，不存在返回 null。
+func _find(type: Building.Type) -> Building:
+	for b in buildings:
+		if b.type == type:
+			return b
+	return null
diff --git a/src/Sect/BuildingManager.gd.uid b/src/Sect/BuildingManager.gd.uid
new file mode 100644
index 0000000..5cccc55
--- /dev/null
+++ b/src/Sect/BuildingManager.gd.uid
@@ -0,0 +1 @@
+uid://6hi0wog110up
diff --git a/src/Sect/buildings/Building.gd b/src/Sect/buildings/Building.gd
new file mode 100644
index 0000000..56e00d0
--- /dev/null
+++ b/src/Sect/buildings/Building.gd
@@ -0,0 +1,54 @@
+## 建筑数据模型（纯数据，不挂在场景树上）。
+## 价格与产出不在建筑上存副本，运行时按 type+level 从 GameConfig 计算。
+class_name Building
+extends Resource
+
+## 建筑种类。
+enum Type { MINE, FIELD }   # 灵石矿 / 灵田
+
+## 建筑类型。
+var type: Type = Type.MINE
+## 等级（1 起）。
+var level: int = 1
+
+
+## 建筑类型键（对应 GameConfig.building_params 字典键）。
+static func get_type_key(t: Type) -> String:
+	match t:
+		Type.MINE:
+			return "mine"
+		Type.FIELD:
+			return "field"
+	return ""
+
+## 建筑显示名称。
+static func get_type_name(t: Type) -> String:
+	match t:
+		Type.MINE:
+			return "灵石矿"
+		Type.FIELD:
+			return "灵田"
+	return ""
+
+## 建造价格（灵石）。
+func get_build_cost() -> int:
+	return get_build_cost_for(type)
+
+## 建造价格（静态查询，无需实例）。
+static func get_build_cost_for(t: Type) -> int:
+	var p: Dictionary = GameConfig.building_params[get_type_key(t)]
+	return int(p["cost"])
+
+## 日产出量 = 基础产出 × 升级产出倍率^(等级-1)。
+func get_output() -> int:
+	var p: Dictionary = GameConfig.building_params[get_type_key(type)]
+	return int(p["output"] * pow(p["upgrade_output_x"], level - 1))
+
+## 升级价格 = 建造价 × 升级价格倍率^等级。
+func get_upgrade_cost() -> int:
+	var p: Dictionary = GameConfig.building_params[get_type_key(type)]
+	return int(p["cost"] * pow(p["upgrade_cost_x"], level))
+
+## 是否已达等级上限。
+func is_max_level() -> bool:
+	return level >= GameConfig.building_max_level
diff --git a/src/Sect/buildings/Building.gd.uid b/src/Sect/buildings/Building.gd.uid
new file mode 100644
index 0000000..a1836ad
--- /dev/null
+++ b/src/Sect/buildings/Building.gd.uid
@@ -0,0 +1 @@
+uid://dmfhbyjwngqh3
diff --git a/src/UI/HUD/TopBarHUD.tscn b/src/UI/HUD/TopBarHUD.tscn
index 6f7100d..32f2d57 100644
--- a/src/UI/HUD/TopBarHUD.tscn
+++ b/src/UI/HUD/TopBarHUD.tscn
@@ -224,4 +224,5 @@ size_flags_stretch_ratio = 75.0
 
 [connection signal="button_up" from="VBoxContainer/HBoxContainer2/SpeedGroup/Button_Pause" to="." method="_on_button_pause_button_up"]
 [connection signal="button_up" from="VBoxContainer/HBoxContainer2/Button_StaffManagement" to="." method="_on_button_staff_management_button_up"]
+[connection signal="button_up" from="VBoxContainer/HBoxContainer2/Button_ResourcesManagement" to="." method="_on_button_resources_management_button_up"]
 [connection signal="button_up" from="VBoxContainer/HBoxContainer2/Button_Return" to="." method="_on_button_return_button_up"]
diff --git a/src/UI/HUD/top_bar_hud.gd b/src/UI/HUD/top_bar_hud.gd
index 674b2f0..488a9ea 100644
--- a/src/UI/HUD/top_bar_hud.gd
+++ b/src/UI/HUD/top_bar_hud.gd
@@ -6,6 +6,8 @@ extends Control
 signal sign_return_mainmenu
 ## 请求打开弟子名录面板。
 signal sign_open_disciples
+## 请求打开建筑面板。
+signal sign_open_buildings
 
 @onready var time_label: Label = %Value_Time
 @onready var currency_label: Label = %Value_Currency
@@ -62,6 +64,10 @@ func _on_button_return_button_up() -> void:
 func _on_button_staff_management_button_up() -> void:
 	sign_open_disciples.emit()
 
+## 点击"资源"按钮：请求打开建筑面板（由 MainGame 处理）。
+func _on_button_resources_management_button_up() -> void:
+	sign_open_buildings.emit()
+
 ## 点击暂停/继续按钮，切换后刷新按钮状态。
 func _on_button_pause_button_up() -> void:
 	TimeSystem.toggle_pause()
diff --git a/src/UI/Panels/BuildingsPanel/BuildingsPanel.tscn b/src/UI/Panels/BuildingsPanel/BuildingsPanel.tscn
new file mode 100644
index 0000000..d36f095
--- /dev/null
+++ b/src/UI/Panels/BuildingsPanel/BuildingsPanel.tscn
@@ -0,0 +1,77 @@
+[gd_scene format=3 uid="uid://b9k4v8q2x5n3m7p6"]
+
+[ext_resource type="Script" path="res://src/UI/Panels/BuildingsPanel/buildings_panel.gd" id="1_script"]
+[ext_resource type="FontFile" uid="uid://4su41gib4l5u" path="res://assets/fonts/lxgw-wenkai-v1.522/LXGWWenKaiMono-Medium.ttf" id="2_font"]
+
+[sub_resource type="StyleBoxFlat" id="StyleBoxFlat_dialog"]
+bg_color = Color(0.07, 0.13, 0.12, 0.97)
+border_width_left = 2
+border_width_top = 2
+border_width_right = 2
+border_width_bottom = 2
+border_color = Color(0.4, 0.72, 0.6, 1)
+corner_radius_top_left = 8
+corner_radius_top_right = 8
+corner_radius_bottom_right = 8
+corner_radius_bottom_left = 8
+
+[node name="BuildingsPanel" type="Control" unique_id=795000001]
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_script")
+
+[node name="Backdrop" type="ColorRect" parent="." unique_id=795000002]
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+color = Color(0.02, 0.05, 0.05, 0.65)
+
+[node name="CenterContainer" type="CenterContainer" parent="." unique_id=795000003]
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+
+[node name="Panel" type="PanelContainer" parent="CenterContainer" unique_id=795000004]
+theme_override_styles/panel = SubResource("StyleBoxFlat_dialog")
+
+[node name="MarginContainer" type="MarginContainer" parent="CenterContainer/Panel" unique_id=795000005]
+theme_override_constants/margin_left = 28
+theme_override_constants/margin_top = 20
+theme_override_constants/margin_right = 28
+theme_override_constants/margin_bottom = 20
+
+[node name="VBoxContainer" type="VBoxContainer" parent="CenterContainer/Panel/MarginContainer" unique_id=795000006]
+theme_override_constants/separation = 12
+
+[node name="TitleLabel" type="Label" parent="CenterContainer/Panel/MarginContainer/VBoxContainer" unique_id=795000007]
+unique_name_in_owner = true
+theme_override_fonts/font = ExtResource("2_font")
+theme_override_font_sizes/font_size = 30
+theme_override_colors/font_color = Color(0.82, 0.95, 0.88, 1)
+text = "宗门建筑"
+
+[node name="ListContainer" type="VBoxContainer" parent="CenterContainer/Panel/MarginContainer/VBoxContainer" unique_id=795000008]
+unique_name_in_owner = true
+theme_override_constants/separation = 10
+
+[node name="ButtonRow" type="HBoxContainer" parent="CenterContainer/Panel/MarginContainer/VBoxContainer" unique_id=795000009]
+
+[node name="Spacer" type="Control" parent="CenterContainer/Panel/MarginContainer/VBoxContainer/ButtonRow" unique_id=795000010]
+layout_mode = 2
+size_flags_horizontal = 3
+
+[node name="Button_Close" type="Button" parent="CenterContainer/Panel/MarginContainer/VBoxContainer/ButtonRow" unique_id=795000011]
+unique_name_in_owner = true
+theme_override_fonts/font = ExtResource("2_font")
+theme_override_font_sizes/font_size = 22
+text = "关闭"
+
+[connection signal="gui_input" from="Backdrop" to="." method="_on_backdrop_gui_input"]
+[connection signal="button_up" from="CenterContainer/Panel/MarginContainer/VBoxContainer/ButtonRow/Button_Close" to="." method="hide_panel"]
diff --git a/src/UI/Panels/BuildingsPanel/buildings_panel.gd b/src/UI/Panels/BuildingsPanel/buildings_panel.gd
new file mode 100644
index 0000000..68f4cad
--- /dev/null
+++ b/src/UI/Panels/BuildingsPanel/buildings_panel.gd
@@ -0,0 +1,91 @@
+## 建筑面板（挂载于 BuildingsPanel.tscn）。
+## 展示可建/已建建筑（灵石矿/灵田），提供建造与升级操作。
+## 打开面板暂停时间，关闭恢复；监听建筑变化信号实时刷新。
+extends Control
+
+@onready var title_label: Label = %TitleLabel
+@onready var list_container: VBoxContainer = %ListContainer
+
+
+func _ready() -> void:
+	BuildingManager.buildings_changed.connect(_on_buildings_changed)
+	visible = false
+
+## 打开面板并刷新列表（暂停时间推进）。
+func show_panel() -> void:
+	_refresh()
+	TimeSystem.set_paused(true)
+	visible = true
+
+## 关闭面板（恢复时间推进）。
+func hide_panel() -> void:
+	visible = false
+	TimeSystem.set_paused(false)
+
+## 点击遮罩关闭面板。
+func _on_backdrop_gui_input(event: InputEvent) -> void:
+	if event is InputEventMouseButton and event.pressed and event.button_index == MOUSE_BUTTON_LEFT:
+		hide_panel()
+
+## 建筑列表变化时刷新。
+func _on_buildings_changed() -> void:
+	if visible:
+		_refresh()
+
+## 重建列表：按建筑类型逐行生成（未建显示建造按钮，已建显示等级/产出/升级按钮）。
+func _refresh() -> void:
+	for child in list_container.get_children():
+		child.queue_free()
+	title_label.text = "宗门建筑"
+	for type in [Building.Type.MINE, Building.Type.FIELD]:
+		_add_row(type)
+
+## 添加一行建筑条目。
+## @param type: 建筑种类
+func _add_row(type: Building.Type) -> void:
+	var b := BuildingManager._find(type)
+	var row := HBoxContainer.new()
+	row.add_theme_constant_override("separation", 12)
+
+	var name_label := Label.new()
+	name_label.text = Building.get_type_name(type)
+	name_label.custom_minimum_size = Vector2(140, 0)
+	row.add_child(name_label)
+
+	var info_label := Label.new()
+	info_label.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	if b == null:
+		info_label.text = "未建造"
+	else:
+		info_label.text = "等级 %d　日产出 %d" % [b.level, b.get_output()]
+	row.add_child(info_label)
+
+	var btn := Button.new()
+	if b == null:
+		var cost := Building.get_build_cost_for(type)
+		btn.text = "建造（%d 灵石）" % cost
+		btn.disabled = SectManager.spirit_stones < cost
+		btn.button_up.connect(_on_build_button_up.bind(type))
+	else:
+		if b.is_max_level():
+			btn.text = "已满级"
+			btn.disabled = true
+		else:
+			btn.text = "升级（%d 灵石）" % b.get_upgrade_cost()
+			btn.disabled = SectManager.spirit_stones < b.get_upgrade_cost()
+			btn.button_up.connect(_on_upgrade_button_up.bind(b))
+	row.add_child(btn)
+
+	list_container.add_child(row)
+
+## 点击建造按钮。
+## @param type: 建筑种类
+func _on_build_button_up(type: Building.Type) -> void:
+	if BuildingManager.build(type):
+		_refresh()
+
+## 点击升级按钮。
+## @param b: 要升级的建筑
+func _on_upgrade_button_up(b: Building) -> void:
+	if BuildingManager.upgrade(b):
+		_refresh()
diff --git a/src/UI/Panels/BuildingsPanel/buildings_panel.gd.uid b/src/UI/Panels/BuildingsPanel/buildings_panel.gd.uid
new file mode 100644
index 0000000..fbf4cf5
--- /dev/null
+++ b/src/UI/Panels/BuildingsPanel/buildings_panel.gd.uid
@@ -0,0 +1 @@
+uid://bhvcvw4ufjhxv