Accept Merge Request #189: (su -> mark)

Merge Request: 饿先达商品分类完善
Created By: @苏尹岚
Accepted By: @苏尹岚
URL: https://rosydev.coding.net/p/jx-callback/d/jx-callback/git/merge/189

business/model/const.go

@@ -398,6 +398,11 @@ const (
 	MaxVendorPricePercentage = 400
 )
 
+const (
+	YES = 1 //通用
+	NO  = 0
+)
+
 func IsPurchaseVendorExist(vendorID int) bool {
 	_, ok := VendorNames[vendorID]
 	return ok && vendorID >= VendorIDPurchaseBegin && vendorID <= VendorIDPurchaseEnd