feat: 添加暂停面板类名并优化字段显示逻辑

修复TipBox销毁时的动画冲突问题
重构游戏重启逻辑以包含库存保存
移除GameOver面板中的重复库存保存代码
优化UIState中的字段显示控制和提示清除功能

scripts/Statemachine/UIState.gd

@@ -15,6 +15,8 @@ static var tips: VBoxContainer
 static var itemsContainer: Control
 static var energyContainer: Control
 
+static var showingFields: bool = false
+
 func _ready():
 	bossbar = $%bossbar
 	panels = $%panels
@@ -44,17 +46,22 @@ func _physics_process(_delta):
 		itemsContainer.visible = true
 		energyContainer.visible = true
 		if !fieldsAnimator.is_playing():
-			if Input.is_action_just_pressed("showFields"):
-				for i in fields.get_children():
-					fields.remove_child(i)
-				for i in player.fields:
-					if player.fields[i] == EntityBase.TITLE_FLAG:
-						fields.add_child(QuickUI.graySmallText(i))
-					else:
-						fields.add_child(FieldShow.create(i, player.fields[i], false, player, true))
-				fieldsAnimator.play("show")
-			if Input.is_action_just_released("showFields"):
-				fieldsAnimator.play("hide")
+			if showingFields:
+				if Input.is_action_just_released("showFields") || !(currentPanel is PausePanel):
+					showingFields = false
+					fieldsAnimator.play("hide")
+			else:
+				if Input.is_action_just_pressed("showFields") || currentPanel is PausePanel:
+					showingFields = true
+					for i in fields.get_children():
+						fields.remove_child(i)
+					for i in player.fields:
+						if player.fields[i] == EntityBase.TITLE_FLAG:
+							fields.add_child(QuickUI.graySmallText(i))
+						else:
+							fields.add_child(FieldShow.create(i, player.fields[i], false, player, true))
+					fieldsAnimator.play("show")
+			
 		if Input.is_action_just_pressed("pause"):
 			if currentPanel:
 				if currentPanel is MakeFeedPanel:
@@ -96,5 +103,10 @@ static func closeCurrentPanel():
 static func showTip(text: String, messageType: TipBox.MessageType = TipBox.MessageType.INFO):
 	var box = TipBox.create(text, messageType)
 	tips.add_child(box)
+	await box.animator.animation_finished
 	await TickTool.millseconds(500 * len(text))
 	box.destroy()
+static func clearTips():
+	for child in tips.get_children():
+		if child is TipBox:
+			child.destroy()