private void btnAuthorAdd_Click(object sender, EventArgs e)
{
AuthorForm authorForm = new AuthorForm(_db);
authorForm.Owner = this;
authorForm.Show();
}
private void btnAuthorChange_Click(object sender, EventArgs e)
{
if (dataGridViewAuthors.SelectedRows.Count > 0)
{
int index = dataGridViewAuthors.SelectedRows[0].Index;
int id = 0;
bool converted = Int32.TryParse(dataGridViewAuthors[0, index].Value.ToString(), out id);
if (converted == false)
{
return;
}
Author author = _db.Authors.Find(id);
AuthorForm authorForm = new AuthorForm(_db);
authorForm.textBoxFirstName.Text = author.FirstName;
authorForm.textBoxSecondName.Text = author.SecondName;
authorForm.textBoxBirthDate.Text = author.BirthDate.ToString("dd.MM.yyyy");
DialogResult result = authorForm.ShowDialog(this);
if (result == DialogResult.Cancel)
{
return;
}
author.FirstName = authorForm.textBoxFirstName.Text;
author.SecondName = authorForm.textBoxSecondName.Text;
DateTime birthDate = DateTime.Now;
if (DateTime.TryParse(authorForm.textBoxBirthDate.Text, out birthDate))
{
author.BirthDate = birthDate;
_db.Entry(author).State = EntityState.Modified;
_db.SaveChanges();
MessageBox.Show($"Author {author.FullName} was updated");
}
}
}
