few changes

book_store/.gitignore

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+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+ios
+android
+test
+migrate_working_dir/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.pub-cache/
+.pub/
+/build/
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release

book_store/.metadata

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+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: "7482962148e8d758338d8a28f589f317e1e42ba4"
+  channel: "stable"
+
+project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: 7482962148e8d758338d8a28f589f317e1e42ba4
+      base_revision: 7482962148e8d758338d8a28f589f317e1e42ba4
+    - platform: android
+      create_revision: 7482962148e8d758338d8a28f589f317e1e42ba4
+      base_revision: 7482962148e8d758338d8a28f589f317e1e42ba4
+    - platform: ios
+      create_revision: 7482962148e8d758338d8a28f589f317e1e42ba4
+      base_revision: 7482962148e8d758338d8a28f589f317e1e42ba4
+
+  # User provided section
+
+  # List of Local paths (relative to this file) that should be
+  # ignored by the migrate tool.
+  #
+  # Files that are not part of the templates will be ignored by default.
+  unmanaged_files:
+    - 'lib/main.dart'
+    - 'ios/Runner.xcodeproj/project.pbxproj'

book_store/README.md

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+# book_store
+
+A new Flutter project.
+
+## Getting Started
+
+This project is a starting point for a Flutter application.
+
+A few resources to get you started if this is your first Flutter project:
+
+- [Lab: Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
+- [Cookbook: Useful Flutter samples](https://docs.flutter.dev/cookbook)
+
+For help getting started with Flutter development, view the
+[online documentation](https://docs.flutter.dev/), which offers tutorials,
+samples, guidance on mobile development, and a full API reference.

book_store/analysis_options.yaml

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+# This file configures the analyzer, which statically analyzes Dart code to
+# check for errors, warnings, and lints.
+#
+# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
+# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
+# invoked from the command line by running `flutter analyze`.
+
+# The following line activates a set of recommended lints for Flutter apps,
+# packages, and plugins designed to encourage good coding practices.
+include: package:flutter_lints/flutter.yaml
+
+linter:
+  # The lint rules applied to this project can be customized in the
+  # section below to disable rules from the `package:flutter_lints/flutter.yaml`
+  # included above or to enable additional rules. A list of all available lints
+  # and their documentation is published at https://dart.dev/lints.
+  #
+  # Instead of disabling a lint rule for the entire project in the
+  # section below, it can also be suppressed for a single line of code
+  # or a specific dart file by using the `// ignore: name_of_lint` and
+  # `// ignore_for_file: name_of_lint` syntax on the line or in the file
+  # producing the lint.
+  rules:
+    use_super_parameters: false
+    prefer_const_constructors: false
+    prefer_const_literals_to_create_immutables: false
+
+
+# Additional information about this file can be found at
+# https://dart.dev/guides/language/analysis-options

book_store/lib/main.dart

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+import 'package:book_store/pages/home_page.dart';
+import 'package:flutter/material.dart';
+
+void main() {
+  runApp(const MyApp());
+}
+
+class MyApp extends StatelessWidget {
+  const MyApp({super.key});
+
+  // This widget is the root of your application.
+  @override
+  Widget build(BuildContext context) {
+    return const MaterialApp(
+      title: 'Flutter Demo',
+      debugShowCheckedModeBanner: false,
+      home: HomePage(),
+    );
+  }
+}

book_store/lib/pages/home_page.dart

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+import 'package:book_store/utils/utils_colors.dart';
+import 'package:flutter/material.dart';
+
+class HomePage extends StatelessWidget {
+  const HomePage({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Padding(
+        padding: const EdgeInsets.all(8.0),
+        child: Column(
+          children: [
+            const SizedBox(height: 60),
+            ClipRRect(
+              borderRadius: BorderRadius.circular(20),
+              child: Container(
+                height: 200,
+                width: 350,
+                color: BookStoreColors.darkBlue,
+                child: Stack(
+                  children: [
+                    Positioned.fill(
+                      child: Container(
+                        decoration: BoxDecoration(
+                          gradient: RadialGradient(
+                            center: Alignment(-1.9, 1),
+                            colors: [
+                              BookStoreColors.veryLightSand,
+                              BookStoreColors.darkBlue,
+                              BookStoreColors.darkGreen,
+                              Colors.yellow,
+                              BookStoreColors.darkRed,
+                            ],
+                            radius: 3,
+                            focalRadius: 10,
+                            stops: [0, 0.3, 0.464, 0.665, 1],
+                          ),
+                        ),
+                      ),
+                    ),
+                    Positioned.fill(
+                      child: Container(
+                        decoration: BoxDecoration(
+                          gradient: RadialGradient(
+                            center: Alignment(-0.9, -1.7),
+                            colors: [
+                              BookStoreColors.darkRed,
+                              BookStoreColors.darkRed.withOpacity(0.3),
+                            ],
+                            radius: 1,
+                            focalRadius: 1,
+                            stops: [0, 1],
+                          ),
+                        ),
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+            ),
+            /* BookWidget(
+              bookLeftVerticalStrip: Colors.red,
+              bookBottomHorizontalStrip: Colors.red,
+              bookPagesColor: Colors.red,
+              bookCover: Icon(Icons.book, size: 50, color: Colors.red),
+            ), */
+            Image.asset('images/books.png'),
+          ],
+        ),
+      ),
+    );
+  }
+}

book_store/lib/utils/utils_colors.dart

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+import 'package:flutter/material.dart';
+
+class BookStoreColors {
+  static const Color darkPurple = Color(0xFF625986);
+  static const Color lightPurple = Color(0xFF74699c);
+
+  static const Color mediumGreen = Color(0xFF598d5a);
+  static const Color darkGreen = Color(0xFF50955d);
+  static const Color lightGreen = Color(0xFF79a963);
+
+  static const Color mediumRed = Color(0xFFdc4d51);
+  static const Color darkRed = Color(0xFFc2424a);
+  static const Color lightRed = Color(0xFFf47171);
+
+  static const Color mediumBlue = Color(0xFF3b899b);
+  static const Color darkBlue = Color(0xFF246b7b);
+  static const Color lightBlue = Color(0xFF4f9bad);
+
+  static const Color lightSand = Color(0xFFf2eae0);
+  static const Color mediumSand = Color(0xFFe6dbce);
+
+  static const Color veryLightSand = Color(0xFFfbf8f6);
+
+  static const Color darkBrown = Color(0xFF7e655c);
+}

book_store/lib/widgets/book_widget.dart

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+import 'package:flutter/material.dart';
+
+class BookWidget extends StatelessWidget {
+  final double width;
+  final Color bookLeftVerticalStrip;
+  final Color bookBottomHorizontalStrip;
+  final Color bookPagesColor;
+  final Widget bookCover;
+  const BookWidget({
+    required this.bookLeftVerticalStrip,
+    required this.bookBottomHorizontalStrip,
+    required this.bookPagesColor,
+    required this.bookCover,
+    this.width = 50,
+    super.key,
+  });
+
+  // 167 / 260
+  @override
+  Widget build(BuildContext context) {
+    final height = (65 / 42) * width;
+    final radiusRight = (15 / 168) * width;
+    final radiusLeft = (25 / 168) * width;
+    final radiusBookBottom = (26 / 168) * width;
+    return ClipRRect(
+      borderRadius: BorderRadius.only(
+        topRight: Radius.circular(radiusRight),
+        bottomRight: Radius.circular(radiusRight),
+        topLeft: Radius.circular(radiusLeft),
+        bottomLeft: Radius.circular(radiusLeft),
+      ),
+      child: SizedBox(
+        width: width,
+        height: height,
+        child: Stack(
+          children: [
+            Positioned(
+              top: 0,
+              left: 0,
+              width: (35 / 168) * width,
+              height: (256 / 260) * height,
+              child: Container(
+                decoration: BoxDecoration(
+                  color: bookLeftVerticalStrip,
+                  borderRadius: BorderRadius.only(
+                    topLeft: Radius.circular(radiusLeft),
+                    bottomLeft: Radius.circular(radiusLeft),
+                  ),
+                ),
+              ),
+            ),
+            Positioned(
+              bottom: 0,
+              left: 0,
+              width: ((168 + 10) / 168) * width,
+              height: (52 / 260) * height,
+              child: Container(
+                decoration: BoxDecoration(
+                  border: Border.all(
+                    color: bookBottomHorizontalStrip,
+                    width: (10 / 168) * width,
+                  ),
+                  gradient: LinearGradient(
+                    begin: Alignment.topCenter,
+                    end: Alignment.bottomCenter,
+                    colors: [
+                      Colors.grey,
+                      bookPagesColor,
+                    ],
+                  ),
+                  borderRadius: BorderRadius.only(
+                    topLeft: Radius.circular(radiusBookBottom),
+                    bottomLeft: Radius.circular(radiusBookBottom),
+                  ),
+                ),
+              ),
+            ),
+            Positioned(
+              top: 0,
+              right: 0,
+              width: (133 / 168) * width,
+              height: (208 / 260) * height,
+              child: bookCover,
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}