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

enum AppThemeVariant { redDark, redLight, greenDark, greenLight }

class ThemeNotifier extends StateNotifier<AppThemeVariant> {
  ThemeNotifier() : super(AppThemeVariant.redDark);

  void set(AppThemeVariant v) => state = v;
}

final themeProvider =
    StateNotifierProvider<ThemeNotifier, AppThemeVariant>(
  (ref) => ThemeNotifier(),
);

/// Returns the accent color for the current theme variant.
extension AppThemeVariantX on AppThemeVariant {
  Color get accentColor {
    switch (this) {
      case AppThemeVariant.redDark:
      case AppThemeVariant.redLight:
        return const Color(0xFFFF4444);
      case AppThemeVariant.greenDark:
      case AppThemeVariant.greenLight:
        return const Color(0xFF00E676);
    }
  }

  bool get isDark =>
      this == AppThemeVariant.redDark || this == AppThemeVariant.greenDark;
}