判断变量输入不合法

@@ -527,18 +527,22 @@ const getShopCouponsList = (req, res, next) => {
     res.setHeader('Access-Control-Allow-Credentials', 'true');
 
     let uid = req.query.uid || req.user.uid;
-    let shopId = req.query.shopId;
+    let shopId = parseInt(req.query.shopId, 10);
     let param = {};
 
-    if (uid) {
-        param.uid = uid;
-    }
+    if (shopId) {
+        if (uid) {
+            param.uid = uid;
+        }
 
-    param.shop_id = shopId;
+        param.shop_id = shopId;
 
-    listModel.shopCouponsList(param).then(result => {
-        res.json(result);
-    }).catch(next);
+        listModel.shopCouponsList(param).then(result => {
+            res.json(result);
+        }).catch(next);
+    } else {
+        res.json([]);
+    }
 };
 
 /**
@@ -555,18 +559,22 @@ const getBrandCouponsList = (req, res, next) => {
     res.setHeader('Access-Control-Allow-Credentials', 'true');
 
     let uid = req.query.uid || req.user.uid;
-    let brandId = req.query.brandId;
+    let brandId = parseInt(req.query.brandId, 10);
     let param = {};
 
-    if (uid) {
-        param.uid = uid;
-    }
+    if (brandId) {
+        if (uid) {
+            param.uid = uid;
+        }
 
-    param.brand_id = brandId;
+        param.brand_id = brandId;
 
-    listModel.brandCouponsList(param).then(result => {
-        res.json(result);
-    }).catch(next);
+        listModel.brandCouponsList(param).then(result => {
+            res.json(result);
+        }).catch(next);
+    } else {
+        res.json([]);
+    }
 };
 
 module.exports = {