entity

type Book struct {
	Type            string
	ID              string
	Title           string
	SubTitle        string `json:",omitempty"`
	SeriesTitle     string `json:",omitempty"`
	OriginalTitle   string `json:",omitempty"`
	URL             string `json:",omitempty"`
	Image           BookCover
	ProductType     string    `json:",omitempty"`
	Creators        []Creator `json:",omitempty"`
	Publisher       string    `json:",omitempty"`
	Codes           []Code
	PublicationDate values.Date
	LastRelease     values.Date
	PublicDomain    bool   `json:",omitempty"`
	FirstAppearance string `json:",omitempty"`
	Service         Service
}

type BookCover struct {
	URL    string
	Height uint16 `json:",omitempty"`
	Width  uint16 `json:",omitempty"`
}

type Code struct {
	Name  string
	Value string
}

type Creator struct {
	Name string
	Role string `json:",omitempty"`
}

type Service struct {
	Name string
	URL  string
}