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lib/13/go/books/src/data/book.dart

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+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'author.dart';
+
+/// Book data class.
+class Book {
+  /// Creates a book data object.
+  Book({
+    required this.id,
+    required this.title,
+    required this.isPopular,
+    required this.isNew,
+    required this.author,
+  });
+
+  /// The id of the book.
+  final int id;
+
+  /// The title of the book.
+  final String title;
+
+  /// The author of the book.
+  final Author author;
+
+  /// Whether the book is popular.
+  final bool isPopular;
+
+  /// Whether the book is new.
+  final bool isNew;
+}