import 'package:flutter/material.dart';
import 'package:mobile_monitoring/core/constants/colors.dart';

/// Error Widget - Widget untuk menampilkan error state
class CustomErrorWidget extends StatelessWidget {
  final String title;
  final String? message;
  final IconData? icon;
  final String? actionText;
  final VoidCallback? onAction;
  final ErrorType type;

  const CustomErrorWidget({
    super.key,
    required this.title,
    this.message,
    this.icon,
    this.actionText,
    this.onAction,
    this.type = ErrorType.general,
  });

  @override
  Widget build(BuildContext context) {
    return Center(
      child: Padding(
        padding: const EdgeInsets.all(32),
        child: Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            Icon(
              icon ?? _getIconForType(),
              size: 80,
              color: _getColorForType(),
            ),
            const SizedBox(height: 24),
            Text(
              title,
              style: TextStyle(
                fontSize: 18,
                fontWeight: FontWeight.w600,
                color: _getColorForType(),
              ),
              textAlign: TextAlign.center,
            ),
            if (message != null) ...[
              const SizedBox(height: 8),
              Text(
                message!,
                style: const TextStyle(
                  fontSize: 14,
                  color: AppColors.textSecondary,
                ),
                textAlign: TextAlign.center,
              ),
            ],
            if (actionText != null && onAction != null) ...[
              const SizedBox(height: 24),
              ElevatedButton(
                onPressed: onAction,
                style: ElevatedButton.styleFrom(
                  backgroundColor: _getColorForType(),
                  foregroundColor: AppColors.white,
                  padding: const EdgeInsets.symmetric(
                    horizontal: 32,
                    vertical: 12,
                  ),
                ),
                child: Text(actionText!),
              ),
            ],
          ],
        ),
      ),
    );
  }

  IconData _getIconForType() {
    switch (type) {
      case ErrorType.general:
        return Icons.error_outline;
      case ErrorType.network:
        return Icons.wifi_off_outlined;
      case ErrorType.notFound:
        return Icons.search_off_outlined;
      case ErrorType.permission:
        return Icons.lock_outline;
      case ErrorType.timeout:
        return Icons.access_time_outlined;
    }
  }

  Color _getColorForType() {
    switch (type) {
      case ErrorType.general:
      case ErrorType.timeout:
        return AppColors.error;
      case ErrorType.network:
        return AppColors.warning;
      case ErrorType.notFound:
        return AppColors.info;
      case ErrorType.permission:
        return AppColors.darkGray;
    }
  }
}

enum ErrorType {
  general,
  network,
  notFound,
  permission,
  timeout,
}

/// Error Snackbar - Helper untuk menampilkan error di snackbar
class ErrorSnackbar {
  static void show(BuildContext context, String message, {ErrorType? type}) {
    ScaffoldMessenger.of(context).showSnackBar(
      SnackBar(
        content: Row(
          children: [
            Icon(
              _getIconForType(type ?? ErrorType.general),
              color: AppColors.white,
            ),
            const SizedBox(width: 12),
            Expanded(
              child: Text(
                message,
                style: const TextStyle(color: AppColors.white),
              ),
            ),
          ],
        ),
        backgroundColor: _getColorForType(type ?? ErrorType.general),
        behavior: SnackBarBehavior.floating,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(8),
        ),
        duration: const Duration(seconds: 4),
      ),
    );
  }

  static IconData _getIconForType(ErrorType type) {
    switch (type) {
      case ErrorType.general:
        return Icons.error_outline;
      case ErrorType.network:
        return Icons.wifi_off_outlined;
      case ErrorType.notFound:
        return Icons.search_off_outlined;
      case ErrorType.permission:
        return Icons.lock_outline;
      case ErrorType.timeout:
        return Icons.access_time_outlined;
    }
  }

  static Color _getColorForType(ErrorType type) {
    switch (type) {
      case ErrorType.general:
      case ErrorType.timeout:
        return AppColors.error;
      case ErrorType.network:
        return AppColors.warning;
      case ErrorType.notFound:
        return AppColors.info;
      case ErrorType.permission:
        return AppColors.darkGray;
    }
  }
}

/// Success Snackbar - Helper untuk menampilkan success message
class SuccessSnackbar {
  static void show(BuildContext context, String message) {
    ScaffoldMessenger.of(context).showSnackBar(
      SnackBar(
        content: Row(
          children: [
            const Icon(
              Icons.check_circle_outline,
              color: AppColors.white,
            ),
            const SizedBox(width: 12),
            Expanded(
              child: Text(
                message,
                style: const TextStyle(color: AppColors.white),
              ),
            ),
          ],
        ),
        backgroundColor: AppColors.success,
        behavior: SnackBarBehavior.floating,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(8),
        ),
        duration: const Duration(seconds: 3),
      ),
    );
  }
}