feat: add typography, theme, fix formatting

ios/Flutter/AppFrameworkInfo.plist

@@ -21,6 +21,6 @@
   <key>CFBundleVersion</key>
   <string>1.0</string>
   <key>MinimumOSVersion</key>
-  <string>11.0</string>
+  <string>12.0</string>
 </dict>
 </plist>

ios/Flutter/Debug.xcconfig

@@ -1 +1,2 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
 #include "Generated.xcconfig"

ios/Flutter/Release.xcconfig

@@ -1 +1,2 @@
+#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
 #include "Generated.xcconfig"

ios/Podfile

@@ -0,0 +1,44 @@
+# Uncomment this line to define a global platform for your project
+# platform :ios, '12.0'
+
+# CocoaPods analytics sends network stats synchronously affecting flutter build latency.
+ENV['COCOAPODS_DISABLE_STATS'] = 'true'
+
+project 'Runner', {
+  'Debug' => :debug,
+  'Profile' => :release,
+  'Release' => :release,
+}
+
+def flutter_root
+  generated_xcode_build_settings_path = File.expand_path(File.join('..', 'Flutter', 'Generated.xcconfig'), __FILE__)
+  unless File.exist?(generated_xcode_build_settings_path)
+    raise "#{generated_xcode_build_settings_path} must exist. If you're running pod install manually, make sure flutter pub get is executed first"
+  end
+
+  File.foreach(generated_xcode_build_settings_path) do |line|
+    matches = line.match(/FLUTTER_ROOT\=(.*)/)
+    return matches[1].strip if matches
+  end
+  raise "FLUTTER_ROOT not found in #{generated_xcode_build_settings_path}. Try deleting Generated.xcconfig, then run flutter pub get"
+end
+
+require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root)
+
+flutter_ios_podfile_setup
+
+target 'Runner' do
+  use_frameworks!
+  use_modular_headers!
+
+  flutter_install_all_ios_pods File.dirname(File.realpath(__FILE__))
+  target 'RunnerTests' do
+    inherit! :search_paths
+  end
+end
+
+post_install do |installer|
+  installer.pods_project.targets.each do |target|
+    flutter_additional_ios_build_settings(target)
+  end
+end

ios/Podfile.lock

@@ -0,0 +1,23 @@
+PODS:
+  - Flutter (1.0.0)
+  - path_provider_foundation (0.0.1):
+    - Flutter
+    - FlutterMacOS
+
+DEPENDENCIES:
+  - Flutter (from `Flutter`)
+  - path_provider_foundation (from `.symlinks/plugins/path_provider_foundation/darwin`)
+
+EXTERNAL SOURCES:
+  Flutter:
+    :path: Flutter
+  path_provider_foundation:
+    :path: ".symlinks/plugins/path_provider_foundation/darwin"
+
+SPEC CHECKSUMS:
+  Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
+  path_provider_foundation: 2b6b4c569c0fb62ec74538f866245ac84301af46
+
+PODFILE CHECKSUM: 819463e6a0290f5a72f145ba7cde16e8b6ef0796
+
+COCOAPODS: 1.13.0

ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1430"
+   LastUpgradeVersion = "1510"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

lib/app/view/app.dart

@@ -1,19 +1,16 @@
 import 'package:flutter/material.dart';
 import 'package:sudoku/counter/counter.dart';
 import 'package:sudoku/l10n/l10n.dart';
+import 'package:sudoku/theme/theme.dart';
 
 class App extends StatelessWidget {
   const App({super.key});
 
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
-      theme: ThemeData(
-        appBarTheme: AppBarTheme(
-          backgroundColor: Theme.of(context).colorScheme.inversePrimary,
-        ),
-        useMaterial3: true,
-      ),
+      theme: SudokuTheme.light,
+      darkTheme: SudokuTheme.dark,
       localizationsDelegates: AppLocalizations.localizationsDelegates,
       supportedLocales: AppLocalizations.supportedLocales,
       home: const CounterPage(),

lib/models/sudoku.dart

@@ -48,10 +48,10 @@ class Sudoku extends Equatable {
   const Sudoku({required this.blocks});
 
   /// Converts raw data to a [Sudoku] model.
-  /// 
+  ///
   /// The `generated` list defines the initial state of the puzzle,
   /// and the `answer` defines the completed state.
-  /// 
+  ///
   /// Throws a [SudokuInvalidRawDataException] when validation fails
   /// on raw data. The validation checks for 3 things -
   /// - Whether the generated and asnswer have same number of items.
@@ -94,7 +94,6 @@ class Sudoku extends Equatable {
   /// List of [Block]s representing the current state of the [Sudoku].
   final List<Block> blocks;
 
-
   /// Gets the dimension of the [Sudoku], i.e., the number of row or column.
   ///
   /// A 3 x 3 Sudoku will have 81 blocks, and dimesion will be 9.

lib/theme/theme.dart

@@ -0,0 +1,59 @@
+import 'package:flutter/material.dart';
+
+/// Defines [ThemeData] for Sudoku App UI.
+class SudokuTheme {
+  /// Light theme with blue accent
+  static ThemeData get light {
+    return ThemeData(
+      scaffoldBackgroundColor: const Color(0xFFF8F8F8),
+      appBarTheme: const AppBarTheme(
+        color: Color(0xFFF8F8F8), // Light background color
+      ),
+      colorScheme: ColorScheme.fromSeed(
+        seedColor: const Color(0xFF3F51B5), // Blue accent color
+      ),
+      snackBarTheme: const SnackBarThemeData(
+        behavior: SnackBarBehavior.floating,
+      ),
+      elevatedButtonTheme: ElevatedButtonThemeData(
+        style: ElevatedButton.styleFrom(
+          backgroundColor: const Color(0xFF3F51B5),
+          foregroundColor: Colors.white,
+          elevation: 0,
+        ),
+      ),
+      floatingActionButtonTheme: const FloatingActionButtonThemeData(
+        backgroundColor: Color(0xFF3F51B5),
+        foregroundColor: Colors.white,
+      ),
+    );
+  }
+
+  /// Dark theme with same blue accent
+  static ThemeData get dark {
+    return ThemeData(
+      scaffoldBackgroundColor: const Color(0xFF212121),
+      appBarTheme: const AppBarTheme(
+        color: Color(0xFF212121), // Dark background color
+      ),
+      colorScheme: ColorScheme.fromSeed(
+        brightness: Brightness.dark,
+        seedColor: const Color(0xFF3F51B5), // Blue accent color
+      ),
+      snackBarTheme: const SnackBarThemeData(
+        behavior: SnackBarBehavior.floating,
+      ),
+      elevatedButtonTheme: ElevatedButtonThemeData(
+        style: ElevatedButton.styleFrom(
+          backgroundColor: const Color(0xFF3F51B5),
+          foregroundColor: Colors.white,
+          elevation: 0,
+        ),
+      ),
+      floatingActionButtonTheme: const FloatingActionButtonThemeData(
+        backgroundColor: Color(0xFF3F51B5),
+        foregroundColor: Colors.white,
+      ),
+    );
+  }
+}

lib/typography/font_weights.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/widgets.dart';
+
+/// Defines font weights for Sudoku App UI.
+abstract class SudokuFontWeight {
+  /// [FontWeight] value of `w900`
+  static const FontWeight black = FontWeight.w900;
+
+  /// [FontWeight] value of `w800`
+  static const FontWeight extraBold = FontWeight.w800;
+
+  /// [FontWeight] value of `w700`
+  static const FontWeight bold = FontWeight.w700;
+
+  /// [FontWeight] value of `w600`
+  static const FontWeight semiBold = FontWeight.w600;
+
+  /// [FontWeight] value of `w500`
+  static const FontWeight medium = FontWeight.w500;
+
+  /// [FontWeight] value of `w400`
+  static const FontWeight regular = FontWeight.w400;
+
+  /// [FontWeight] value of `w300`
+  static const FontWeight light = FontWeight.w300;
+
+  /// [FontWeight] value of `w200`
+  static const FontWeight extraLight = FontWeight.w200;
+
+  /// [FontWeight] value of `w100`
+  static const FontWeight thin = FontWeight.w100;
+}

lib/typography/text_styles.dart

@@ -0,0 +1,106 @@
+import 'package:flutter/widgets.dart';
+import 'package:google_fonts/google_fonts.dart';
+import 'package:sudoku/typography/typography.dart';
+
+/// Defines [TextStyle]s for Sudoku App UI.
+class SudokuTextStyle {
+  /// Headline 1 Text Style
+  static TextStyle get headline1 {
+    return _baseTextStyle.copyWith(
+      fontSize: 56,
+      fontWeight: SudokuFontWeight.medium,
+    );
+  }
+
+  /// Headline 2 Text Style
+  static TextStyle get headline2 {
+    return _baseTextStyle.copyWith(
+      fontSize: 30,
+      fontWeight: SudokuFontWeight.regular,
+    );
+  }
+
+  /// Headline 3 Text Style
+  static TextStyle get headline3 {
+    return _baseTextStyle.copyWith(
+      fontSize: 24,
+      fontWeight: SudokuFontWeight.regular,
+    );
+  }
+
+  /// Headline 4 Text Style
+  static TextStyle get headline4 {
+    return _baseTextStyle.copyWith(
+      fontSize: 22,
+      fontWeight: SudokuFontWeight.bold,
+    );
+  }
+
+  /// Headline 5 Text Style
+  static TextStyle get headline5 {
+    return _baseTextStyle.copyWith(
+      fontSize: 22,
+      fontWeight: SudokuFontWeight.medium,
+    );
+  }
+
+  /// Headline 6 Text Style
+  static TextStyle get headline6 {
+    return _baseTextStyle.copyWith(
+      fontSize: 22,
+      fontWeight: SudokuFontWeight.bold,
+    );
+  }
+
+  /// Subtitle 1 Text Style
+  static TextStyle get subtitle1 {
+    return _baseTextStyle.copyWith(
+      fontSize: 16,
+      fontWeight: SudokuFontWeight.bold,
+    );
+  }
+
+  /// Subtitle 2 Text Style
+  static TextStyle get subtitle2 {
+    return _baseTextStyle.copyWith(
+      fontSize: 14,
+      fontWeight: SudokuFontWeight.bold,
+    );
+  }
+
+  /// Body Text 1 Text Style
+  static TextStyle get bodyText1 {
+    return _baseTextStyle.copyWith(
+      fontSize: 18,
+      fontWeight: SudokuFontWeight.medium,
+    );
+  }
+
+  /// Body Text 2 Text Style (the default)
+  static TextStyle get bodyText2 {
+    return _baseTextStyle.copyWith(
+      fontSize: 16,
+      fontWeight: SudokuFontWeight.regular,
+    );
+  }
+
+  /// Caption Text Style
+  static TextStyle get caption {
+    return _baseTextStyle.copyWith(
+      fontSize: 14,
+      fontWeight: SudokuFontWeight.regular,
+    );
+  }
+
+  /// Button Text Style
+  static TextStyle get button {
+    return _baseTextStyle.copyWith(
+      fontSize: 16,
+      fontWeight: SudokuFontWeight.medium,
+    );
+  }
+
+  static final _baseTextStyle = GoogleFonts.inter(
+    fontWeight: SudokuFontWeight.regular,
+  );
+}

lib/typography/typography.dart

@@ -0,0 +1,2 @@
+export 'font_weights.dart';
+export 'text_styles.dart';