增加下单判断where和return

app/Http/Controllers/Api/OrderController.php

@@ -3,6 +3,7 @@
 namespace App\Http\Controllers\Api;
 
 use App\Common\PayType;
+use App\Common\ProductStatus;
 use App\Http\Controllers\Controller;
 use App\Models\Agent;
 use App\Models\AgentProduct;
@@ -127,12 +128,13 @@ class OrderController extends Controller
 		]);
 
 		$ap = AgentProduct::query()
-			->where('id', $formData['id'])
+			->where(['id' => $formData['id'], 'status' => ProductStatus::ON_SALE])
+			->where('stock', '>=', $formData['num'])
 			->with(['coupon', 'product', 'agentCloudProduct:id,price'])
 			->has('product')
 			->first();
 		if (!$ap || !$ap->product) {
-			$this->error('产品不存在或已下架');
+			return $this->error('产品已下架或库存不足');
 		}
 
 		$coupon_ids = [];
@@ -189,7 +191,7 @@ class OrderController extends Controller
 				'guide_id' => $ap->guide_id,
 				'timeout' => $timeout,
 				'agent_cloud_pid' => $ap->agent_cloud_pid,
-				'agent_cloud_price' => $ap->agentCloudProduct->price,
+				'agent_cloud_price' => $ap->agentCloudProduct->price ?? 0,
 			]);
 
 			//存入订单产品表