变更

app/Http/Controllers/Admin/StatisticsController.php

@@ -518,13 +518,22 @@ class StatisticsController extends CommonController
         $list = [];
         foreach ($productItem as $item) {
             foreach ($factor as $factor_item) {
-                $total = OrderItems::where('product_item_id', $item->id)
+                $query = OrderItems::where('product_item_id', $item->id)
                     ->whereIn("bed_id", $bedIds)
                     ->whereRaw("factors like '%\"factor_item_id\": {$factor_item->id}%'")
                     ->whereNotNull('paid_at')
-                    ->whereRaw("DATE_FORMAT(`paid_at`,'%Y-%m') = '{$month}'")
-                    ->sum('total');
-                $totalPrice = $item->price + $factor_item->price;
+                    ->whereRaw("DATE_FORMAT(`paid_at`,'%Y-%m') = '{$month}'");
+
+                $total = $query->sum('total');
+                $count = $query->count();
+
+                // 如果有实际订单数据，使用平均单价；否则使用理论价格
+                if ($count > 0 && $total > 0) {
+                    $totalPrice = round($total / $count, 2);
+                } else {
+                    $totalPrice = $item->price + $factor_item->price;
+                }
+
                 $list[] = [
                     'name' => $totalPrice . '元/天',
                     'total_price' => $totalPrice,