调整明细

order/jingdiao/handle/handle.go

@@ -50,19 +50,25 @@ func GetJingDiaoUserId() int {
 
 // 随机获取一条商品明细
 func GetOneOrderItem() OrderItems.OrderItems {
-	var count int
-	db.DB.QueryRow("select count(*) from lie_order_items where goods_id != ? and goods_price > ? and status = ?", 0, 0.1, 1).Scan(&count)
-
-	rand_num := RandInt(1, count) // 从总数中取个随机数
+	//var count int
+	//db.DB.QueryRow("select count(*) from lie_order_items where goods_id != ? and goods_price > ? and status = ?", 0, 0.1, 1).Scan(&count)
+	//
+	//rand_num := RandInt(1, count) // 从总数中取个随机数
+	//
+	//var order_item OrderItems.OrderItems
+	//var field string = "rec_id,goods_id,supplier_id,brand_id,standard_brand_id,goods_sn,goods_name,sku_name,supplier_name,brand_name,standard_brand_name,goods_type," +
+	//	"self_supplier_type,goods_number,goods_price,delivery_time,sale_type,ac_type,order_goods_type,buyer_id,batch"
+	//db.DB.Get(&order_item, "select "+field+" from lie_order_items where rec_id = ? and goods_id != ? and goods_price > ? and status = ?", rand_num, 0, 0.1, 1)
+	//
+	//if order_item.RecId == 0 {
+	//	return GetOneOrderItem()
+	//}
 
 	var order_item OrderItems.OrderItems
 	var field string = "rec_id,goods_id,supplier_id,brand_id,standard_brand_id,goods_sn,goods_name,sku_name,supplier_name,brand_name,standard_brand_name,goods_type," +
 		"self_supplier_type,goods_number,goods_price,delivery_time,sale_type,ac_type,order_goods_type,buyer_id,batch"
-	db.DB.Get(&order_item, "select "+field+" from lie_order_items where rec_id = ? and goods_id != ? and goods_price > ? and status = ?", rand_num, 0, 0.1, 1)
-
-	if order_item.RecId == 0 {
-		return GetOneOrderItem()
-	}
+	db.DB.Get(&order_item, "select "+field+" from lie_order_items as a join (select round( rand() * (select max(rec_id) from lie_order_items)) as brec_id) as b " +
+		"on a.rec_id > b.brec_id and a.goods_price > 0.1 LIMIT 1")
 
 	return order_item
 }