New UserService Init

cap-notebook/demoapp/db/schema.cds

@@ -35,3 +35,24 @@ entity Genres : CodeList {
       children : Composition of many Genres
                    on children.parent = $self;
 }
+
+/** Adding {Notebooks,Writers} for user service */
+entity Notebooks : managed, cuid {
+  @mandatory title  : localized String(111);
+  descr             : localized String(1111);
+  @mandatory writer : Association to Writers;
+  stock             : Integer;
+  price             : Decimal;
+  currency          : Currency;
+  image             : LargeBinary @Core.MediaType: 'image/png';
+}
+
+entity Writers : managed, cuid {
+  @mandatory name : String(111);
+  dateOfBirth     : Date;
+  dateOfDeath     : Date;
+  placeOfBirth    : String;
+  placeOfDeath    : String;
+  notebooks       : Association to many Notebooks
+                      on notebooks.writer = $self;
+}

cap-notebook/demoapp/srv/attachment-extension.cds

@@ -1,11 +1,18 @@
-using {sap.capire.bookshop.Books} from '../db/schema';
+using {sap.capire.bookshop.Books, sap.capire.bookshop.Notebooks} from '../db/schema';
 using {sap.attachments.Attachments, sap.attachments.StatusCode} from`com.sap.cds/sdm`;
 
 extend entity Books with {
     attachments : Composition of many Attachments @SDM.Attachments:{maxCount: 4, maxCountError:'Only 4 attachments allowed.'};
     references : Composition of many Attachments @SDM.Attachments:{maxCount: 2, maxCountError: 'Only 2 attachments allowed'};
     footnotes : Composition of many Attachments;
 }
+
+extend entity Notebooks with {
+    attachments : Composition of many Attachments @SDM.Attachments:{maxCount: 4, maxCountError:'Only 4 attachments allowed.'};
+    references  : Composition of many Attachments @SDM.attachments:{maxCount: 2, maxCountError:'Only 2 attachments allowed.'};
+    footnotes   : Composition of many Attachments;
+
+}
 entity Statuses @cds.autoexpose @readonly {
     key code : StatusCode;
         text : localized String(255);

cap-notebook/demoapp/srv/user-service.cds

@@ -0,0 +1,10 @@
+using {sap.capire.bookshop as my} from '../db/schema';
+
+service UserService @(requires: [
+    'admin',
+    'system-user'
+]) {
+    @odata.draft.enabled
+    entity Notebooks as projection on my.Notebooks;
+    entity Writers   as projection on my.Writers;
+}