配送和发消息品牌余额限制

business/model/dao/store.go

@@ -1353,7 +1353,7 @@ func GetBrandBalance(db *DaoDB, brandID int) (result int, err error) {
 	sql := `
 		SELECT a.balance - b.balance balance 
 		  FROM (
-				SELECT SUM(price) balance
+				SELECT IFNULL(SUM(price),0) balance
 		    	  FROM brand_bill
 		    	 WHERE brand_id = ? 
 			  	   AND bill_type = ?

business/model/store.go

@@ -33,6 +33,8 @@ const (
 	BrandOpenFN    = 4  //蜂鸟
 	BrandOpenSMS   = 8  //短信
 	BrandOpenVoice = 16 //语音
+
+	BrandBalanceLimit = 1000
 )
 
 const (