Merge branch 'dev' into test

@@ -97,13 +97,13 @@ func (repository OrderGoodRepository) Find(queryOption domain.OrderGoodFindQuery
 	if queryOption.Limit > 0 {
 		query = query.Limit(queryOption.Limit)
 	} else {
-		query = query.Limit(50)
+		query = query.Limit(100)
 	}
 	var (
 		err        error
 		orderGoods = make([]domain.OrderGood, 0)
 	)
-	query = query.Order("order_good.id DESC")
+	query = query.Order("order_good.id")
 	count, err := query.SelectAndCount()
 	if err != nil {
 		return orderGoods, 0, err

@@ -191,6 +191,9 @@ func (postData postPurposeOrderDetail) Valid() error {
 	if len(postData.OrderDist) == 0 {
 		return lib.ThrowError(lib.ARG_ERROR, "订单区域必填")
 	}
+	if len(postData.Product) > 50 {
+		return lib.ThrowError(lib.ARG_ERROR, "货品列表最多50项")
+	}
 	for i := range postData.Product {
 		if err := postData.Product[i].Valid(); err != nil {
 			return err