金币扣除使用行级锁 和礼物墙处理

application/api/model/UserWallet.php

@@ -237,7 +237,13 @@ class UserWallet extends Model
         //减少用户金币类型
         $out_types = [4,7,10,17,20,24,25,32,42,50,56,59];
 
-        $user_coin = Db::name('user_wallet_coin')->where(['user_id' => $user_id])->value('coin');
+        $user_wallet = Db::name('user_wallet_coin')->where(['user_id' => $user_id])->lock(true)->value('coin');
+        if (!$user_wallet) {
+            return false;
+        }
+        $user_coin = $user_wallet['coin'];
+        $original_coin = $user_coin;  // 保存原始值用于日志
+
         if(in_array($change_type,$in_types)){
             $update_coin = $user_coin + $money;
         }elseif(in_array($change_type,$out_types)){
@@ -257,7 +263,7 @@ class UserWallet extends Model
             'user_id' => $user_id,
             'room_id' => $room_id,
             'coin' => $money,
-            'before' => $user_coin,
+            'before' => $original_coin,
             'after' => $update_coin,
             'change_type' => $change_type,
             'remarks' => $remarks,