Upgrade the Flutter application to build and run on '>=3.1.1 <4.0.0' SDK version

.metadata

@@ -4,7 +4,42 @@
 # This file should be version controlled and should not be manually edited.
 
 version:
-  revision: 5391447fae6209bb21a89e6a5a6583cac1af9b4b
-  channel: stable
+  revision: "2524052335ec76bb03e04ede244b071f1b86d190"
+  channel: "stable"
 
 project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+      base_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+    - platform: android
+      create_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+      base_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+    - platform: ios
+      create_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+      base_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+    - platform: linux
+      create_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+      base_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+    - platform: macos
+      create_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+      base_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+    - platform: web
+      create_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+      base_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+    - platform: windows
+      create_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+      base_revision: 2524052335ec76bb03e04ede244b071f1b86d190
+
+  # 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'

analysis_options.yaml

@@ -0,0 +1,33 @@
+# 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:
+    prefer_const_constructors: false
+    prefer_final_fields: false
+    use_key_in_widget_constructors: false
+    prefer_const_literals_to_create_immutables: false
+    prefer_const_constructors_in_immutables: false
+    avoid_print: false
+    prefer_single_quotes: true
+
+# Additional information about this file can be found at
+# https://dart.dev/guides/language/analysis-options

android/.gitignore

@@ -0,0 +1,13 @@
+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
+key.properties
+**/*.keystore
+**/*.jks

android/app/src/main/kotlin/com/example/grocery_shoppingapp/MainActivity.kt

@@ -0,0 +1,6 @@
+package com.example.grocery_shoppingapp
+
+import io.flutter.embedding.android.FlutterActivity
+
+class MainActivity: FlutterActivity() {
+}

android/app/src/main/res/drawable-v21/launch_background.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="?android:colorBackground" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

android/app/src/main/res/values-night/styles.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is on -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             the Flutter engine draws its first frame -->
+        <item name="android:windowBackground">@drawable/launch_background</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

ios/.gitignore

@@ -0,0 +1,34 @@
+**/dgph
+*.mode1v3
+*.mode2v3
+*.moved-aside
+*.pbxuser
+*.perspectivev3
+**/*sync/
+.sconsign.dblite
+.tags*
+**/.vagrant/
+**/DerivedData/
+Icon?
+**/Pods/
+**/.symlinks/
+profile
+xcuserdata
+**/.generated/
+Flutter/App.framework
+Flutter/Flutter.framework
+Flutter/Flutter.podspec
+Flutter/Generated.xcconfig
+Flutter/ephemeral/
+Flutter/app.flx
+Flutter/app.zip
+Flutter/flutter_assets/
+Flutter/flutter_export_environment.sh
+ServiceDefinitions.json
+Runner/GeneratedPluginRegistrant.*
+
+# Exceptions to above rules.
+!default.mode1v3
+!default.mode2v3
+!default.pbxuser
+!default.perspectivev3

ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PreviewsEnabled</key>
+	<false/>
+</dict>
+</plist>

ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PreviewsEnabled</key>
+	<false/>
+</dict>
+</plist>

ios/Runner/AppDelegate.swift

@@ -0,0 +1,13 @@
+import UIKit
+import Flutter
+
+@UIApplicationMain
+@objc class AppDelegate: FlutterAppDelegate {
+  override func application(
+    _ application: UIApplication,
+    didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
+  ) -> Bool {
+    GeneratedPluginRegistrant.register(with: self)
+    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
+  }
+}

ios/Runner/Runner-Bridging-Header.h

@@ -0,0 +1 @@
+#import "GeneratedPluginRegistrant.h"

ios/RunnerTests/RunnerTests.swift

@@ -0,0 +1,12 @@
+import Flutter
+import UIKit
+import XCTest
+
+class RunnerTests: XCTestCase {
+
+  func testExample() {
+    // If you add code to the Runner application, consider adding tests here.
+    // See https://developer.apple.com/documentation/xctest for more information about using XCTest.
+  }
+
+}

lib/main.dart

@@ -1,16 +1,15 @@
 import 'package:flutter/material.dart';
-import './src/screens/SignInPage.dart';
-import './src/screens/SignUpPage.dart';
-import './src/screens/HomePage.dart';
-import './src/screens/Dashboard.dart';
-import './src/screens/ProductPage.dart';
-
-
+import 'src/screens/signin_page.dart';
+import 'src/screens/singup_page.dart';
+import 'src/screens/home_page.dart';
+import 'src/screens/dashboard.dart';
+import 'src/screens/product_page.dart';
+import 'src/shared/product.dart';
 
 void main() => runApp(MyApp());
 
 class MyApp extends StatelessWidget {
-  // This widget is the root of your application.
+  // This widget is the root of the application.
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
@@ -19,11 +18,13 @@ class MyApp extends StatelessWidget {
         primarySwatch: Colors.green,
       ),
       home: HomePage(pageTitle: 'Welcome'),
-      routes: <String, WidgetBuilder> {
-        '/signup': (BuildContext context) =>  SignUpPage(),
-        '/signin': (BuildContext context) =>  SignInPage(),
+      routes: <String, WidgetBuilder>{
+        '/signup': (BuildContext context) => SignUpPage(),
+        '/signin': (BuildContext context) => SignInPage(),
         '/dashboard': (BuildContext context) => Dashboard(),
-        '/productPage': (BuildContext context) => ProductPage(),
+        '/productPage': (BuildContext context) => ProductPage(
+              productData: Product(),
+            ),
       },
     );
   }