book

type AddReq struct {
	Username string
	Token    string
	Book     Book
}

type Book struct {
	ID     int64
	Title  string
	Author string
}

type BookService struct {
	// contains filtered or unexported fields
}

type Client interface {
	Add(username string, token string, b Book) (int64, error)
	List(username string, token string) ([]Book, error)
}

type ListReq struct {
	Username string
	Token    string
}

type Repository interface {
	Insert(username string, b Book) (int64, error)
	Select(username string) ([]Book, error)
}

type Service interface {
	Add(req *AddReq, res *int64) error
	List(req *ListReq, res *[]Book) error
}