```

feat(split): 优化分佣计算逻辑支持多种数据类型

重构SplitCalculator类中的佣金计算方法，添加对数组和对象结果集的统一处理，
提高代码的健壮性和可维护性。

- 使用isEmptyResult方法替代直接调用isEmpty判断
- 使用toResultList方法统一处理不同类型的查询结果
- 支持数组、集合对象等多种数据结构的遍历操作
```

addons/shopro/library/split/SplitCalculator.php

@@ -81,11 +81,11 @@ class SplitCalculator
 
         $payFee = floatval($order['pay_fee']);
         $commissionRewards = CommissionReward::where('order_id', $orderId)->where('status', '>=', 0)->select();
-        if ($commissionRewards->isEmpty()) {
+        if ($this->isEmptyResult($commissionRewards)) {
             $issues[] = '该订单无分销佣金记录（未产生推广关系或未参与分销）';
         }
 
-        foreach ($commissionRewards as $reward) {
+        foreach ($this->toResultList($commissionRewards) as $reward) {
             $userId = intval($reward['agent_id']);
             $amount = floatval($reward['commission']);
             if ($userId <= 0) {
@@ -108,7 +108,7 @@ class SplitCalculator
         }
 
         $regionalRewards = $this->getRegionalRewardsByOrderId($orderId);
-        foreach ($regionalRewards as $reward) {
+        foreach ($this->toResultList($regionalRewards) as $reward) {
             $uid = intval($reward['agent_user_id']);
             $amount = floatval($reward['commission']);
             if ($uid <= 0 || $amount <= 0) {
@@ -144,6 +144,28 @@ class SplitCalculator
         ];
     }
 
+    protected function isEmptyResult($result)
+    {
+        if (is_array($result)) {
+            return count($result) === 0;
+        }
+        if (is_object($result) && method_exists($result, 'isEmpty')) {
+            return $result->isEmpty();
+        }
+        return empty($result);
+    }
+
+    protected function toResultList($result)
+    {
+        if (is_array($result)) {
+            return $result;
+        }
+        if (is_object($result) && method_exists($result, 'all')) {
+            return $result->all();
+        }
+        return $result ? (array) $result : [];
+    }
+
     protected function getRegionalRewardsByOrderId($orderId)
     {
         try {