srv_user

package

v0.0.0-...-681e4f9 Latest Latest Go to latest Published: Jan 25, 2021 License: Apache-2.0 Imports: 1 Imported by: 0

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type UserBuyHistory struct {
	History map[int]int
	Lock    sync.RWMutex
}

用户购买历史记录

func (p *UserBuyHistory) Add(productId, count int)

func (p *UserBuyHistory) GetProductBuyCount(productId int) int