import 'package:flutter/material.dart';

class AppColors {
  static const Color primary = Color(0xFF1B5E20);
  static const Color primaryLight = Color(0xFF388E3C);
  static const Color accent = Color(0xFFFF6F00);
  static const Color surface = Color(0xFFFFFFFF);
  static const Color background = Color(0xFFF5F5F5);
  static const Color cardBackground = Color(0xFFFFFFFF);
  static const Color textPrimary = Color(0xFF1A1A1A);
  static const Color textSecondary = Color(0xFF757575);
  static const Color divider = Color(0xFFE0E0E0);
  static const Color success = Color(0xFF2E7D32);
  static const Color warning = Color(0xFFF57F17);
  static const Color error = Color(0xFFC62828);
  static const Color info = Color(0xFF0277BD);

  // Status colors
  static const Color statusNew = Color(0xFF1565C0);
  static const Color statusInProgress = Color(0xFFE65100);
  static const Color statusPicked = Color(0xFF2E7D32);
  static const Color statusStored = Color(0xFF6A1B9A);
  static const Color statusIssued = Color(0xFF424242);

  // Item type colors
  static const Color itemNormal = Color(0xFFFFFFFF);
  static const Color itemCold = Color(0xFFE3F2FD);
  static const Color itemFrozen = Color(0xFFE8EAF6);
  static const Color itemAlcohol = Color(0xFFFFF8E1);
  static const Color itemClarify = Color(0xFFFFF3E0);
}

class AppTheme {
  static ThemeData get theme => ThemeData(
        useMaterial3: true,
        colorScheme: ColorScheme.fromSeed(
          seedColor: AppColors.primary,
          primary: AppColors.primary,
          secondary: AppColors.accent,
          surface: AppColors.surface,
          error: AppColors.error,
        ),
        scaffoldBackgroundColor: AppColors.background,
        appBarTheme: const AppBarTheme(
          backgroundColor: AppColors.primary,
          foregroundColor: Colors.white,
          elevation: 0,
          centerTitle: false,
          titleTextStyle: TextStyle(
            fontSize: 18,
            fontWeight: FontWeight.w600,
            color: Colors.white,
          ),
        ),
        cardTheme: CardTheme(
          elevation: 1,
          color: AppColors.cardBackground,
          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
          margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 4),
        ),
        elevatedButtonTheme: ElevatedButtonThemeData(
          style: ElevatedButton.styleFrom(
            backgroundColor: AppColors.primary,
            foregroundColor: Colors.white,
            minimumSize: const Size(double.infinity, 52),
            shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
            textStyle: const TextStyle(fontSize: 16, fontWeight: FontWeight.w600),
          ),
        ),
        textTheme: const TextTheme(
          headlineMedium: TextStyle(fontSize: 24, fontWeight: FontWeight.bold, color: AppColors.textPrimary),
          headlineSmall: TextStyle(fontSize: 20, fontWeight: FontWeight.bold, color: AppColors.textPrimary),
          titleLarge: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: AppColors.textPrimary),
          titleMedium: TextStyle(fontSize: 16, fontWeight: FontWeight.w600, color: AppColors.textPrimary),
          bodyLarge: TextStyle(fontSize: 16, color: AppColors.textPrimary),
          bodyMedium: TextStyle(fontSize: 14, color: AppColors.textPrimary),
          bodySmall: TextStyle(fontSize: 12, color: AppColors.textSecondary),
          labelLarge: TextStyle(fontSize: 14, fontWeight: FontWeight.w600),
        ),
        inputDecorationTheme: InputDecorationTheme(
          border: OutlineInputBorder(borderRadius: BorderRadius.circular(12)),
          filled: true,
          fillColor: AppColors.surface,
          contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
        ),
        dividerTheme: const DividerThemeData(color: AppColors.divider, thickness: 1),
      );
}