private void AddDataOnClick(object sender, RoutedEventArgs e)
        {
            using var context = new MusicalQuizDbContext();

            var userDmytro = new User()
            {
                Username  = $"User{context.Users.Count() + 1}",
                Password  = $"PaswordHash{context.Users.Count() + 1}",
                AppRating = context.Users.Count() % 6,
                Quizzes   = new List <Quiz>()
            };

            context.Users.Add(userDmytro);


            context.Genres.AddRange(
                new Genre()
            {
                Name = $"Rock{context.Users.Count() + 1}"
            },
                new Genre()
            {
                Name = $"Rap{context.Users.Count() + 1}"
            });
            context.SaveChanges();

            var quiz = new Quiz()
            {
                Title      = $"Rock generation {context.Users.Count() + 1}",
                Genre      = context.Genres.FirstOrDefault(g => g.Name.Equals($"Rock{context.Users.Count()}")),
                AnswerTime = context.Users.Count() + 1,
                PlayTime   = context.Users.Count() + 1 % 26 <= 2 ? 2 : context.Users.Count() + 1 % 26,
                QuizSongs  = new List <QuizSong>()
                {
                    new QuizSong
                    {
                        Song = new Song()
                        {
                            Link = $"https:/spotify.web.api/some/track/{context.Users.Count()}"
                        }
                    }
                }
            };

            context.Quizzes.Add(quiz);
            userDmytro.Quizzes.Add(quiz);
            context.SaveChanges();

            userDmytro.Scores.Add(new Score()
            {
                Quiz = userDmytro.Quizzes.First(), Points = context.Users.Count()
            });
            context.SaveChanges();
            LoadData();
        }
 private void CleanDataOnClick(object sender, RoutedEventArgs e)
 {
     using var context = new MusicalQuizDbContext();
     context.Users.RemoveRange(context.Users.ToList());
     context.Genres.RemoveRange(context.Genres.ToList());
     context.Songs.RemoveRange(context.Songs.ToList());
     context.SaveChanges();
     LoadData();
 }