Fiori app *Browse Books*: Add missing column labels (#420)

* Add labels for `rating` and `numberOfReviews`
* Add label for `currency.symbol`
* Add label for `descr`
* Add label for `image`

Co-authored-by: Christian Georgi <chgeo@users.noreply.github.com>

bookstore/srv/mashup.cds

@@ -12,7 +12,11 @@ using { sap.capire.bookshop.Books } from '@capire/bookshop';
 using { ReviewsService.Reviews } from '@capire/reviews';
 extend Books with {
   reviews : Composition of many Reviews on reviews.subject = $self.ID;
+
+  @Common.Label : '{i18n>Rating}'
   rating  : Decimal;
+
+  @Common.Label : '{i18n>NumberOfReviews}'
   numberOfReviews : Integer;
 }
 

fiori/app/_i18n/i18n.properties

@@ -6,6 +6,8 @@ Author = Author
 AuthorID = Author ID
 Stock = Stock
 Name = Name
+Description = Description
+Image = Image
 AuthorName = Author's Name
 DateOfBirth = Date of Birth
 DateOfDeath = Date of Death
@@ -17,6 +19,9 @@ Authors = Authors
 Order = Order
 Orders = Orders
 Price = Price
+Currency = Currency
+Rating = Rating
+NumberOfReviews = Number of Reviews
 
 Genre = Genre
 Genres = Genres

fiori/app/browse/fiori-service.cds

@@ -52,9 +52,6 @@ annotate CatalogService.Books with @(UI : {
         },
         {Value : genre.name},
         {Value : price},
-        {
-            Value : currency.symbol,
-            Label : ' '
-        },
+        {Value : currency.symbol},
     ]
 }, );

fiori/app/common.cds

@@ -4,6 +4,7 @@
 
 using { sap.capire.bookshop as my } from '@capire/bookstore';
 using { sap.common } from '@capire/common';
+using { sap.common.Currencies } from '@sap/cds/common';
 
 ////////////////////////////////////////////////////////////////////////////
 //
@@ -25,7 +26,7 @@ annotate my.Books with @(
       { Value: genre.name },
       { Value: stock },
       { Value: price },
-      { Value: currency.symbol, Label: ' ' },
+      { Value: currency.symbol },
     ]
   }
 ) {
@@ -37,6 +38,10 @@ annotate my.Books with @(
   author @ValueList.entity      : 'Authors';
 };
 
+annotate Currencies with {
+  symbol @Common.Label : '{i18n>Currency}';
+}
+
 ////////////////////////////////////////////////////////////////////////////
 //
 //	Books Details
@@ -60,7 +65,8 @@ annotate my.Books with {
   author @title: '{i18n>Author}'  @Common: { Text: author.name, TextArrangement: #TextOnly };
   price  @title: '{i18n>Price}'   @Measures.ISOCurrency : currency_code;
   stock  @title: '{i18n>Stock}';
-  descr  @UI.MultiLineText;
+  descr  @title: '{i18n>Description}'  @UI.MultiLineText;
+  image  @title: '{i18n>Image}';
 }
 
 ////////////////////////////////////////////////////////////////////////////