1. package model
    3. //type Stock struct {
    4. //    BaseModel
    5. //    Name string
    6. //    Address string
    7. //}
    9. type Inventory struct{
    10.     BaseModel
    11.     Goods int32 `gorm:"type:int;index"`
    12.     Stocks int32 `gorm:"type:int"`
    13.     Version int32 `gorm:"type:int"` //分布式锁的乐观锁
    14. }
    16. //type InventoryHistory struct {
    17. //    user int32
    18. //    goods int32
    19. //    nums int32
    20. //    order int32
    21. //    status int32 //1. 表示库存是预扣减， 幂等性， 2. 表示已经支付
    22. //}