import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:mnemo_cards/theme/themes.dart';

import '../../main.dart';

Future<void> showErrorDialog(String message, {Completer? completer}) {
  final context = scaffoldKey.currentContext!;
  completer ??= Completer();
  final result = showDialog(
    context: context,
    useRootNavigator: false,
    builder: (context) {
      return Center(
        child: Material(
          color: Colors.transparent,
          child: Container(
            margin: EdgeInsets.all(4.0.h),
            padding: EdgeInsets.all(4.0.h),
            height: 200.h,
            width: MediaQuery.of(context).size.width * 0.8,
            decoration: BoxDecoration(
              color: white,
              border: Border.all(
                color: Colors.grey.withOpacity(0.5),
                width: 1,
              ),
              borderRadius: BorderRadius.circular(12.0),
            ),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.center,
              children: [
                Expanded(
                  child: Center(
                    child: Text(
                      message,
                      textAlign: TextAlign.center,
                    ),
                  ),
                ),
                GestureDetector(
                  onTap: Navigator.of(context).pop,
                  child: Container(
                    height: 40.h,
                    decoration: BoxDecoration(
                      color: testBlue,
                      border: Border.all(
                        color: Colors.grey.withOpacity(0.5),
                        width: 1,
                      ),
                      borderRadius: BorderRadius.circular(8.0),
                    ),
                    alignment: Alignment.center,
                    child: Text('Оки'),
                  ),
                )
              ],
            ),
          ),
        ),
      );
    },
  );
  bool dialogClosed = false;
  completer.future.then((_) {
    if (!dialogClosed) {
      return Navigator.of(context).pop();
    }
  });
  return result.then((_) => dialogClosed = true);
}