import 'package:flex_color_scheme/flex_color_scheme.dart';
import 'package:flutter/material.dart';

/// Application theme configuration using Material 3 and FlexColorScheme.
class AppTheme {
  AppTheme._();

  /// Light theme
  static ThemeData get light => FlexThemeData.light(
        scheme: FlexScheme.aquaBlue,
        surfaceMode: FlexSurfaceMode.levelSurfacesLowScaffold,
        blendLevel: 9,
        subThemesData: const FlexSubThemesData(
          blendOnLevel: 10,
          blendOnColors: false,
          useM2StyleDividerInM3: true,
          inputDecoratorBorderType: FlexInputBorderType.outline,
          inputDecoratorRadius: 8.0,
          chipRadius: 8.0,
          dialogRadius: 16.0,
          cardRadius: 12.0,
        ),
        visualDensity: FlexColorScheme.comfortablePlatformDensity,
        useMaterial3: true,
        fontFamily: null, // Use system font
      );

  /// Dark theme
  static ThemeData get dark => FlexThemeData.dark(
        scheme: FlexScheme.aquaBlue,
        surfaceMode: FlexSurfaceMode.levelSurfacesLowScaffold,
        blendLevel: 15,
        subThemesData: const FlexSubThemesData(
          blendOnLevel: 20,
          useM2StyleDividerInM3: true,
          inputDecoratorBorderType: FlexInputBorderType.outline,
          inputDecoratorRadius: 8.0,
          chipRadius: 8.0,
          dialogRadius: 16.0,
          cardRadius: 12.0,
        ),
        visualDensity: FlexColorScheme.comfortablePlatformDensity,
        useMaterial3: true,
        fontFamily: null,
      );
}

/// Semantic color extensions for domain-specific colors.
extension SemanticColors on ColorScheme {
  /// Success state color (green)
  Color get success => brightness == Brightness.light
      ? const Color(0xFF2E7D32)
      : const Color(0xFF81C784);

  /// Warning state color (orange)
  Color get warning => brightness == Brightness.light
      ? const Color(0xFFF57C00)
      : const Color(0xFFFFB74D);

  /// Info state color (blue)
  Color get info => brightness == Brightness.light
      ? const Color(0xFF1976D2)
      : const Color(0xFF64B5F6);
}