private void grvAuthor_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
if (e.RowIndex < 0)
{
return;
}
// get current Category
var author = _authorService.GetById(Convert.ToInt32(gridViewAuthor.Rows[e.RowIndex].Cells["Id"].Value));
// for Editing
if (e.ColumnIndex == gridViewAuthor.Columns["Edit"].Index)
{
using (var authorFrom = new AuthorDetail(_user, author, _authorService))
{
var dr = authorFrom.ShowDialog();
if (dr == DialogResult.OK)
{
_authorService = new AuthorService(new BookStoreDB());
SearchAuthor(txtFilter.Text);
}
}
}
// for Deleting
else
{
var deleteColumn = gridViewAuthor.Columns["Delete"];
if (deleteColumn != null && e.ColumnIndex == deleteColumn.Index)
{
DialogResult result = MessageBox.Show(BookStoreConstants.MSG_CONFIRM_DELETE, BookStoreConstants.CONFIRM_DIALOG_NAME, MessageBoxButtons.YesNo);
if (result == DialogResult.Yes)
{
try
{
if (author.Books != null && author.Books.Count > 0)
{
var dr = MessageBox.Show(BookStoreConstants.MSG_AUTHOR_CONFIRM_DELETE, BookStoreConstants.CONFIRM_DIALOG_NAME, MessageBoxButtons.YesNo);
if (dr == DialogResult.No)
{
return;
}
foreach (Book book in author.Books)
{
book.AuthorId = null;
}
}
_authorService.Delete(author);
SearchAuthor(txtFilter.Text);
}
catch (Exception)
{
MessageBox.Show(BookStoreConstants.MSG_DB_ERROR);
}
}
}
}
}
private void btnAddAuthor_Click(object sender, EventArgs e)
{
using (var caregoryFrom = new AuthorDetail(_user, null, _authorService))
{
DialogResult dr = caregoryFrom.ShowDialog();
if (dr == DialogResult.OK)
{
SearchAuthor(txtFilter.Text);
}
}
}