起订量小于50的排序问题

service/service_price.go

@@ -7,6 +7,7 @@ import (
 	"go_sku_server/model"
 	c "go_sku_server/pkg/common"
 	"go_sku_server/pkg/gredis"
+	"sort"
 	"strconv"
 )
 
@@ -86,6 +87,9 @@ func (ps *PriceService) GenerateLadderPrice(sku model.LySku) (generatedLadderPri
 					PriceUs:   c.MyRound(c.MulFloat(costPriceUs, ratio), 4),
 				})
 			}
+			sort.Slice(generatedLadderPrice, func(i, j int) bool {
+				return generatedLadderPrice[i].Purchases < generatedLadderPrice[j].Purchases
+			})
 			return generatedLadderPrice
 		}
 		//判断最小起订量是属于哪个范围