submanager/lib/widgets/common/dialogs/confirmation_dialog.dart

import 'package:flutter/material.dart';

/// 확인 다이얼로그 위젯
/// 사용자에게 중요한 작업을 확인받을 때 사용합니다.
class ConfirmationDialog extends StatelessWidget {
  final String title;
  final String? message;
  final Widget? content;
  final String confirmText;
  final String cancelText;
  final VoidCallback? onConfirm;
  final VoidCallback? onCancel;
  final Color? confirmColor;
  final IconData? icon;
  final Color? iconColor;
  final double iconSize;

  const ConfirmationDialog({
    super.key,
    required this.title,
    this.message,
    this.content,
    this.confirmText = '확인',
    this.cancelText = '취소',
    this.onConfirm,
    this.onCancel,
    this.confirmColor,
    this.icon,
    this.iconColor,
    this.iconSize = 48,
  });

  @override
  Widget build(BuildContext context) {
    final theme = Theme.of(context);
    final effectiveConfirmColor = confirmColor ?? theme.primaryColor;

    return AlertDialog(
      shape: RoundedRectangleBorder(
        borderRadius: BorderRadius.circular(20),
      ),
      title: Text(
        title,
        style: const TextStyle(
          fontWeight: FontWeight.bold,
          fontSize: 20,
        ),
      ),
      content: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          if (icon != null) ...[
            Container(
              padding: const EdgeInsets.all(16),
              decoration: BoxDecoration(
                color: (iconColor ?? effectiveConfirmColor).withValues(alpha: 0.1),
                borderRadius: BorderRadius.circular(12),
              ),
              child: Icon(
                icon,
                color: iconColor ?? effectiveConfirmColor,
                size: iconSize,
              ),
            ),
            const SizedBox(height: 16),
          ],
          if (content != null)
            content!
          else if (message != null)
            Text(
              message!,
              textAlign: TextAlign.center,
              style: const TextStyle(
                fontSize: 16,
                height: 1.5,
              ),
            ),
        ],
      ),
      actions: [
        TextButton(
          onPressed: () {
            Navigator.of(context).pop(false);
            onCancel?.call();
          },
          child: Text(cancelText),
        ),
        ElevatedButton(
          onPressed: () {
            Navigator.of(context).pop(true);
            onConfirm?.call();
          },
          style: ElevatedButton.styleFrom(
            backgroundColor: effectiveConfirmColor,
            shape: RoundedRectangleBorder(
              borderRadius: BorderRadius.circular(12),
            ),
          ),
          child: Text(
            confirmText,
            style: const TextStyle(color: Colors.white),
          ),
        ),
      ],
    );
  }

  /// 다이얼로그를 표시하고 결과를 반환하는 정적 메서드
  static Future<bool?> show({
    required BuildContext context,
    required String title,
    String? message,
    Widget? content,
    String confirmText = '확인',
    String cancelText = '취소',
    Color? confirmColor,
    IconData? icon,
    Color? iconColor,
    double iconSize = 48,
  }) {
    return showDialog<bool>(
      context: context,
      barrierDismissible: false,
      builder: (context) => ConfirmationDialog(
        title: title,
        message: message,
        content: content,
        confirmText: confirmText,
        cancelText: cancelText,
        confirmColor: confirmColor,
        icon: icon,
        iconColor: iconColor,
        iconSize: iconSize,
      ),
    );
  }
}

/// 성공 다이얼로그
class SuccessDialog extends StatelessWidget {
  final String title;
  final String? message;
  final String buttonText;
  final VoidCallback? onPressed;

  const SuccessDialog({
    super.key,
    required this.title,
    this.message,
    this.buttonText = '확인',
    this.onPressed,
  });

  @override
  Widget build(BuildContext context) {
    return AlertDialog(
      shape: RoundedRectangleBorder(
        borderRadius: BorderRadius.circular(20),
      ),
      content: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          Container(
            padding: const EdgeInsets.all(16),
            decoration: BoxDecoration(
              color: Colors.green.withValues(alpha: 0.1),
              shape: BoxShape.circle,
            ),
            child: const Icon(
              Icons.check_circle,
              color: Colors.green,
              size: 64,
            ),
          ),
          const SizedBox(height: 24),
          Text(
            title,
            style: const TextStyle(
              fontSize: 20,
              fontWeight: FontWeight.bold,
            ),
            textAlign: TextAlign.center,
          ),
          if (message != null) ...[
            const SizedBox(height: 12),
            Text(
              message!,
              style: TextStyle(
                fontSize: 16,
                color: Colors.grey[600],
              ),
              textAlign: TextAlign.center,
            ),
          ],
        ],
      ),
      actions: [
        Center(
          child: ElevatedButton(
            onPressed: () {
              Navigator.of(context).pop();
              onPressed?.call();
            },
            style: ElevatedButton.styleFrom(
              backgroundColor: Colors.green,
              shape: RoundedRectangleBorder(
                borderRadius: BorderRadius.circular(12),
              ),
              padding: const EdgeInsets.symmetric(
                horizontal: 32,
                vertical: 12,
              ),
            ),
            child: Text(
              buttonText,
              style: const TextStyle(
                color: Colors.white,
                fontSize: 16,
              ),
            ),
          ),
        ),
      ],
    );
  }

  static Future<void> show({
    required BuildContext context,
    required String title,
    String? message,
    String buttonText = '확인',
    VoidCallback? onPressed,
  }) {
    return showDialog<void>(
      context: context,
      barrierDismissible: false,
      builder: (context) => SuccessDialog(
        title: title,
        message: message,
        buttonText: buttonText,
        onPressed: onPressed,
      ),
    );
  }
}

/// 에러 다이얼로그
class ErrorDialog extends StatelessWidget {
  final String title;
  final String? message;
  final String buttonText;
  final VoidCallback? onPressed;

  const ErrorDialog({
    super.key,
    required this.title,
    this.message,
    this.buttonText = '확인',
    this.onPressed,
  });

  @override
  Widget build(BuildContext context) {
    return AlertDialog(
      shape: RoundedRectangleBorder(
        borderRadius: BorderRadius.circular(20),
      ),
      content: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          Container(
            padding: const EdgeInsets.all(16),
            decoration: BoxDecoration(
              color: Colors.red.withValues(alpha: 0.1),
              shape: BoxShape.circle,
            ),
            child: const Icon(
              Icons.error_outline,
              color: Colors.red,
              size: 64,
            ),
          ),
          const SizedBox(height: 24),
          Text(
            title,
            style: const TextStyle(
              fontSize: 20,
              fontWeight: FontWeight.bold,
            ),
            textAlign: TextAlign.center,
          ),
          if (message != null) ...[
            const SizedBox(height: 12),
            Text(
              message!,
              style: TextStyle(
                fontSize: 16,
                color: Colors.grey[600],
              ),
              textAlign: TextAlign.center,
            ),
          ],
        ],
      ),
      actions: [
        Center(
          child: ElevatedButton(
            onPressed: () {
              Navigator.of(context).pop();
              onPressed?.call();
            },
            style: ElevatedButton.styleFrom(
              backgroundColor: Colors.red,
              shape: RoundedRectangleBorder(
                borderRadius: BorderRadius.circular(12),
              ),
              padding: const EdgeInsets.symmetric(
                horizontal: 32,
                vertical: 12,
              ),
            ),
            child: Text(
              buttonText,
              style: const TextStyle(
                color: Colors.white,
                fontSize: 16,
              ),
            ),
          ),
        ),
      ],
    );
  }

  static Future<void> show({
    required BuildContext context,
    required String title,
    String? message,
    String buttonText = '확인',
    VoidCallback? onPressed,
  }) {
    return showDialog<void>(
      context: context,
      barrierDismissible: false,
      builder: (context) => ErrorDialog(
        title: title,
        message: message,
        buttonText: buttonText,
        onPressed: onPressed,
      ),
    );
  }
}