Add unit 3 content

packages/bookshop/db/schema.cds

@@ -11,6 +11,7 @@ entity Books : managed {
   currency : Currency;
 }
 
+@cds.autoexpose
 entity Authors : managed {
   key ID : Integer;
   name   : String(111);

packages/bookshop/package.json

@@ -10,5 +10,12 @@
   "scripts": {
     "start": "cds run --in-memory?",
     "watch": "cds watch"
+  },
+  "cds": {
+    "requires": {
+      "db": {
+        "kind": "sql"
+      }
+    }
   }
-}
+}

packages/bookshop/srv/admin-service.cds

@@ -10,7 +10,7 @@ service AdminService @(_requires:'authenticated-user') {
 annotate AdminService.Orders with @odata.draft.enabled;
 // annotate AdminService.Books with @odata.draft.enabled;
 
-// Temporary workaround -> https://github.wdf.sap.corp/cap/issues/issues/3121
+// Temporary workaround -> cap/issues#3121
 extend service AdminService with {
   entity OrderItems as select from my.OrderItems;
 }

packages/bookshop/srv/cat-service.cds

@@ -3,9 +3,7 @@ using { sap.capire.bookshop as my } from '../db/schema';
 @path:'/browse'
 service CatalogService {
 
-  @readonly entity Books as SELECT from my.Books {*,
-    author.name as author
-  } excluding { createdBy, modifiedBy };
+  @readonly entity Books as SELECT from my.Books { * } excluding { createdBy, modifiedBy };
 
   @requires_: 'authenticated-user'
   @insertonly entity Orders as projection on my.Orders;

packages/bookshop/tests/bookshop.http

@@ -1,18 +1,14 @@
-### Service Document
-GET http://localhost:4004/browse
+### Browse Books
+GET http://localhost:4004/browse/Books
 
-### Service $metadata document
-GET http://localhost:4004/browse/$metadata
+### Browse Books with expanded Authors
+GET http://localhost:4004/browse/Books?$expand=author
 
-### Browsing Books
-GET http://localhost:4004/browse/Books?
-# &$select=title,author
-# &$expand=currency
-# &sap-language=de
+### Try to insert into Books
+POST http://localhost:4004/browse/Books
+Content-Type: application/json
 
-### Browsing Authors
-GET http://localhost:4004/admin/Authors?
-# &$select=name,dateOfBirth,placeOfBirth
-# &$expand=books($select=title;$expand=currency)
-# &$filter=ID eq 101
-# &sap-language=de
+{ 
+    "title": "Anna Karenina",
+    "stock": 10
+}

packages/bookshop/tests/orders.http

@@ -1,18 +1,15 @@
-
-### List Books with their current stocks
-GET http://localhost:4004/admin/Books?$select=ID,stock
-
-### List all Orders
+### List all Orders - deep read
 GET http://localhost:4004/admin/Orders?
 &$expand=Items
 
-### Submit Orders
+### Submit Orders - deep insert
 POST http://localhost:4004/browse/Orders
 Content-Type: application/json
 
-{ "OrderNo":"2019-09...", "Items":[
+{ "OrderNo":"1234", "Items":[
     { "book_ID":201, "amount":5 },
     { "book_ID":207, "amount":3 }
 ]}
 
-# Sending this three times should result in a 409: 5 exceeds stock for book #201
+### Try to get the Orders
+GET http://localhost:4004/browse/Orders