entities

type Account struct {
	Base
	UserName string `json:"user_name" valid:"required"`
	Email    string `json:"email" valid:"required"`
	Password string `json:"password" valid:"required"`
}

type Base struct {
	ID        string    `json:"id" valid:"uuid"`
	CreatedAt time.Time `json:"created_at" valid:"-"`
	UpdatedAt time.Time `json:"updated_at" valid:"-"`
}

type Book struct {
	Base
	Title       string  `json:"title" valid:"required"`
	Author      string  `json:"author" valid:"required"`
	Price       float64 `json:"price" valid:"required"`
	Description string  `json:"description" valid:"required"`
	UserID      string  `json:"userId" valid:"required"`
}

type User struct {
	Base
	Name     string `json:"name" valid:"required"`
	UserName string `json:"user_name" valid:"required"`
	Email    string `json:"email" valid:"email"`
	Books    []Book `json:"books" valid:"-"`
}