private void btnDownloadHomework_Click(object sender, RoutedEventArgs e)
{
try
{
if (this.dataGridLessons.SelectedIndex < 0)
{
MessageBox.Show("Не сте избрали урок");
}
else if (this.dataGridLessons.SelectedItems.Count > 1)
{
MessageBox.Show("Трябва да изберете точно един урок");
}
else if (!(this.dataGridLessons.SelectedItem as dynamic).HasHomework)
{
MessageBox.Show("Този урок няма домашно");
}
else
{
int lessonId = int.Parse((this.dataGridLessons.SelectedItem as dynamic)
.Id.ToString());
File homework = client.DownloadLessonHomework(lessonId);
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.FileName = homework.Filename;
if (saveFileDialog.ShowDialog() == true)
{
if (homework.Filename.EndsWith(".html"))
{
System.IO.File.WriteAllText(saveFileDialog.FileName,
Encoding.UTF8.GetString(homework.Content),
Encoding.UTF8);
}
else
{
System.IO.File.WriteAllBytes(saveFileDialog.FileName,
homework.Content);
}
MessageBox.Show("Домашното беше изтеглено успешно");
}
}
}
catch (Exception ex)
{
MessageBox.Show(Application.Current.Resources["defaultErrorMessage"].ToString(),
"Грешка", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
