From 3e4b091724a13160af9be40652176a433536f58d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=98=94=E5=BF=B5?=
 <12574910+72wo@users.noreply.github.com>
Date: Sun, 22 Feb 2026 19:33:17 +0800
Subject: [PATCH] =?UTF-8?q?```=20fix(item):=20=E4=BF=AE=E5=A4=8D=E7=89=A9?=
 =?UTF-8?q?=E5=93=81=E6=95=B0=E9=87=8F=E5=88=A4=E6=96=AD=E9=80=BB=E8=BE=91?=
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- 将物品数量判断从 `!= 0` 改为 `> 0`，确保只有正数才添加到列表中
- 将物品检查逻辑从 `< 1` 改为 `<= 0`，确保正确处理边界情况
- 在物品更新方法中增加ID为0的防护，避免无效操作
```
---
 help/查询多余物品.sql          | 16 ++++++++++++++++
 help/约束类.sql                |  4 ++++
 logic/controller/item_use.go   |  2 +-
 logic/service/fight/loop.go    |  2 +-
 modules/player/service/item.go |  3 +++
 5 files changed, 25 insertions(+), 2 deletions(-)
 create mode 100644 help/查询多余物品.sql
 create mode 100644 help/约束类.sql

diff --git a/help/查询多余物品.sql b/help/查询多余物品.sql
new file mode 100644
index 000000000..a0c19ad34
--- /dev/null
+++ b/help/查询多余物品.sql
@@ -0,0 +1,16 @@
+SELECT
+  t1.*
+FROM player_item t1
+JOIN (
+  SELECT
+    player_id,
+    item_id
+  FROM player_item
+  WHERE is_vip = 0
+  GROUP BY player_id, item_id
+  HAVING COUNT(*) > 1
+) t2
+ON t1.player_id = t2.player_id
+AND t1.item_id = t2.item_id
+WHERE t1.is_vip = 0
+ORDER BY t1.player_id, t1.item_id, t1."createTime";
\ No newline at end of file
diff --git a/help/约束类.sql b/help/约束类.sql
new file mode 100644
index 000000000..f681fae3f
--- /dev/null
+++ b/help/约束类.sql
@@ -0,0 +1,4 @@
+-- 玩家+物品+VIP状态 联合唯一
+ALTER TABLE player_item
+ADD CONSTRAINT uk_player_item_player_item_vip
+UNIQUE (player_id, item_id, is_vip);
\ No newline at end of file
diff --git a/logic/controller/item_use.go b/logic/controller/item_use.go
index 435f00376..5c615a300 100644
--- a/logic/controller/item_use.go
+++ b/logic/controller/item_use.go
@@ -32,7 +32,7 @@ func (h Controller) GetUserItemList(data *item.ItemListInboundInfo, c *player.Pl
 			ItemCnt:  uint32(itemData.ItemCnt),
 			LeftTime: ItemDefaultLeftTime,
 		}
-		if itemInfo.ItemCnt != 0 {
+		if itemInfo.ItemCnt > 0 {
 			result.ItemList = append(result.ItemList, itemInfo)
 		}
 	}
diff --git a/logic/service/fight/loop.go b/logic/service/fight/loop.go
index d34a57ef3..8e138755a 100644
--- a/logic/service/fight/loop.go
+++ b/logic/service/fight/loop.go
@@ -351,7 +351,7 @@ func (f *FightC) handleItemAction(a *action.UseItemAction) {
 		return
 	}
 	r := f.GetInputByAction(a, false).Player.(*player.Player).Service.Item.CheakItem(uint32(a.ItemID))
-	if r < 1 {
+	if r <= 0 {
 		return
 	}
 	f.GetInputByAction(a, false).Player.(*player.Player).Service.Item.UPDATE(a.ItemID, -1)
diff --git a/modules/player/service/item.go b/modules/player/service/item.go
index 3d028af51..fd9c50e06 100644
--- a/modules/player/service/item.go
+++ b/modules/player/service/item.go
@@ -32,6 +32,9 @@ func (s *ItemService) UPDATE(id uint32, count int) {
 
 		return
 	}
+	if id == 0 {
+		return
+	}
 	m := s.dbm(s.Model)
 
 	if t, _ := m.Where("item_id", id).Exist(); t {