update

app/Http/Controllers/OrderController.php

@@ -54,7 +54,17 @@ class OrderController extends Controller
         ]);
     }
 
+    private function isExistNotPayOrder () {
+        return Order::where('status', 1)
+            ->where('user_id', $request->session()->get('id'))
+            ->first();
+    }
+    
     public function save (OrderSave $request) {
+        if ($this->isExistNotPayOrder()) {
+            abort(500, '存在未付款订单，请取消后再试');
+        }
+        
         $plan = Plan::find($request->input('plan_id'));
         $user = User::find($request->session()->get('id'));
         
@@ -257,6 +267,25 @@ class OrderController extends Controller
         ]);
     }
 
+    public function cancel (Request $request) {
+        if (empty($request->input('trade_no'))) {
+            abort(500, '参数有误');
+        }
+        $order = Order::where('trade_no', $request->input('trade_no'))
+            ->where('user_id', $request->session()->get('id'))
+            ->first();
+        if (!$order) {
+            abort(500, '订单不存在');
+        }
+        $order->status = 2;
+        if (!$order->save()) {
+            abort(500, '取消失败');
+        }
+        return response([
+            'data' => true
+        ]);
+    }
+
     private function alipayF2F ($tradeNo, $totalAmount) {
         $gateway = Omnipay::create('Alipay_AopF2F');
         $gateway->setSignType('RSA2'); //RSA/RSA2