diff --git a/server/gameserver/netdata.cc b/server/gameserver/netdata.cc
index 23e626ee..28d37408 100644
--- a/server/gameserver/netdata.cc
+++ b/server/gameserver/netdata.cc
@@ -1411,3 +1411,12 @@ float BattleDataContext::GetTotalLucky()
 {
     return total_lucky_;
 }
+
+void BattleDataContext::UseItem(int item_id)
+{
+    for (auto& tuple : items_) {
+        if (std::get<0>(tuple) == item_id) {
+            std::get<2>(tuple) += 1;
+        }
+    }
+}
diff --git a/server/gameserver/netdata.h b/server/gameserver/netdata.h
index 6d5ee001..f4d15da9 100644
--- a/server/gameserver/netdata.h
+++ b/server/gameserver/netdata.h
@@ -96,6 +96,7 @@ struct BattleDataContext
     bool HasWing();
     bool HideBigEventBox();
     float GetTotalLucky();
+    void UseItem(int item_id);
 
     int GetHonor();
     int GetElo() { return elo_; }