using { Currency, managed, sap } from '@sap/cds/common';
namespace sap.capire.bookshop;

entity Books : managed {
  key ID   : Integer;
  title    : localized String(111)  @mandatory;
  descr    : localized String(1111);
  author   : Association to Authors @mandatory;
  genre    : Association to Genres;
  stock    : Integer;
  price    : Price;
  currency : Currency;
  image    : LargeBinary @Core.MediaType: 'image/png';
  contents : Composition of many Contents on contents.book = $self;
}

entity Authors : managed {
  key ID       : Integer;
  name         : String(111) @mandatory;
  dateOfBirth  : Date;
  dateOfDeath  : Date;
  placeOfBirth : String;
  placeOfDeath : String;
  books        : Association to many Books on books.author = $self;
}

/** Hierarchically organized Code List for Genres */
entity Genres : sap.common.CodeList {
  key ID   : UUID;
  parent   : Association to Genres;
  children : Composition of many Genres on children.parent = $self;
}

/** Hierarchically organized entity for Contents */
entity Contents {
    key ID       : UUID;
        name     : String;
        page     : Integer;
        parent   : Association to Contents;
        children : Composition of many Contents on children.parent = $self;
        book     : Association to Books;
}

type Price : Decimal(9,2);


// ------------------------------------------------------------------
// temporary workaround for reuse in fiori sample and hana deployment
annotate Books with @fiori.draft.enabled;