优化

biz-hd/refund/services/HdRefundService.php

@@ -65,29 +65,28 @@ class HdRefundService extends BaseService
             $sameDay = HdRefundClass::SAME_DAY_NO;
         }
 
-        // 可退金额：当天看 tkPrice；隔天看 tkPrice+nextDayTkPrice 合计不超过 mainPay
-        $mainPay = bcadd((string)($order->mainPay ?? '0'), '0', 2);
+        // 可退上限与商城申请 remainRefundCash 对齐：用 orderPrice（实付合计），
+        // 不要只卡 mainPay——组合付 / 会员折后 mainPay 与 orderPrice 不一致时，申请能过、审核会误报「可退款金额不足」
         $alreadyTk = bcadd((string)($order->tkPrice ?? '0'), '0', 2);
         $alreadyNext = bcadd((string)($order->nextDayTkPrice ?? '0'), '0', 2);
+        $payCeiling = self::resolveRefundPayCeiling($order);
+        $totalRefunded = bcadd(bcadd($alreadyTk, $alreadyNext, 2), $refundPrice, 2);
+        if (bccomp($totalRefunded, $payCeiling, 2) > 0) {
+            util::fail('可退款金额不足');
+        }
+
         if ($sameDay === HdRefundClass::SAME_DAY_YES) {
-            $currentTkPrice = bcadd($alreadyTk, $refundPrice, 2);
-            if (bccomp($currentTkPrice, $mainPay, 2) > 0) {
-                util::fail('可退款金额不足');
-            }
-            $order->tkPrice = $currentTkPrice;
+            $order->tkPrice = bcadd($alreadyTk, $refundPrice, 2);
             $order->refund = OrderClass::REFUND_YES;
+            // 当天售后扣减 actPrice；若历史数据 actPrice 略小于应退额，钳到 0（上限已用 orderPrice 校验过）
             $currentActPrice = bcsub((string)($order->actPrice ?? '0'), $refundPrice, 2);
             if (bccomp($currentActPrice, '0', 2) < 0) {
-                util::fail('可退款金额不足！');
+                $currentActPrice = '0.00';
             }
             $order->actPrice = $currentActPrice;
             $order->realPrice = $currentActPrice;
             $order->save();
         } else {
-            $totalRefunded = bcadd(bcadd($alreadyTk, $alreadyNext, 2), $refundPrice, 2);
-            if (bccomp($totalRefunded, $mainPay, 2) > 0) {
-                util::fail('可退款金额不足');
-            }
             // 隔天金额在通过资金段 applyHdAmountAndFund 写入 nextDayTkPrice
             $order->refund = OrderClass::REFUND_YES;
             $order->save(false, ['refund']);
@@ -368,6 +367,31 @@ class HdRefundService extends BaseService
         return HdRefundClass::getById($refund->id, true);
     }
 
+    /**
+     * 售后可退金额上限（与商城申请 remainRefundCash 同一口径）
+     * 优先 orderPrice；为空时回退 mainPay+cash，避免组合付/折后主付字段与实付合计不一致
+     * @param object $order
+     * @return string 两位小数字符串
+     */
+    protected static function resolveRefundPayCeiling($order)
+    {
+        $orderPrice = bcadd((string)($order->orderPrice ?? '0'), '0', 2);
+        if (bccomp($orderPrice, '0', 2) > 0) {
+            return $orderPrice;
+        }
+        $mainPay = bcadd((string)($order->mainPay ?? '0'), '0', 2);
+        $cash = bcadd((string)($order->cash ?? '0'), '0', 2);
+        $sum = bcadd($mainPay, $cash, 2);
+        if (bccomp($sum, '0', 2) > 0) {
+            return $sum;
+        }
+        // 再回退 actPrice + 已退（还原下单实付）
+        $act = bcadd((string)($order->actPrice ?? '0'), '0', 2);
+        $tk = bcadd((string)($order->tkPrice ?? '0'), '0', 2);
+        $next = bcadd((string)($order->nextDayTkPrice ?? '0'), '0', 2);
+        return bcadd(bcadd($act, $tk, 2), $next, 2);
+    }
+
     /**
      * 拉卡拉线上原路退款
      */