service

type EnvelopeService interface {
	GetMonery(count, amount int) int
}

type Gender int

type RedEnvelopAlgo func(count, amount int) int

type RegisterMode int

type User struct {
	ID           uint
	Name         string
	Phone        string
	Gender       Gender
	Avatar       string
	RegisterMode RegisterMode
	ThirdPartyID string
	EncryptPwd   string
	CreateTime   time.Time
}

type UserService interface {
	GetUser(id uint) (*User, error)
}