public Book GetByID(int ID)
{
try
{
Book book = null;
connection.Connect();
var command = connection.CreateCommand();
command.CommandText = ("Books_GetByID");
command.CommandType = CommandType.StoredProcedure;
var IDParam = command.CreateParameter(); IDParam.ParameterName = "@IDParam"; IDParam.DbType = DbType.Int32; IDParam.Value = ID; command.Parameters.Add(IDParam);
var dr = command.ExecuteReader();
while (dr.Read())
{
int bookID = dr.GetInt32(0);
int ISBN = dr.GetInt32(1);
Editorial editorial = editorialRepository.GetByID(dr.GetInt32(2));
Author author = authorRepository.GetByID(dr.GetInt32(3));
string title = dr.GetString(4);
int edition = dr.GetInt32(5);
int year = dr.GetInt32(6);
int editionYear = dr.GetInt32(7);
string deterioration = dr.GetString(8);
book = new Book(bookID, ISBN, title, editorial, edition, year, editionYear, author, deterioration);
bookList.Add(book);
}
dr.Close();
return(book);
}
catch (Exception e)
{
throw e;
}
finally
{
connection.Disconnect();
}
}
private void btnAddEditorial_Click(object sender, EventArgs e)
{
try
{
Editorial editorial = new Editorial(editorialID, editorialName);
editorial.Name = txbAddEditorial.Text;
if (editorialController.AddEditorial(editorial) != null)
{
MessageBox.Show("Se agregó una editorial con éxito.");
}
updateAll();
}
catch (Exception ex)
{
error = ex.Message;
MessageBox.Show(error);
}
}
public List <Book> GetAll()
{
try
{
connection.Connect();
var command = connection.CreateCommand();
command.CommandText = ("Books_GetAll");
command.CommandType = CommandType.StoredProcedure;
var dr = command.ExecuteReader();
while (dr.Read())
{
int bookID = dr.GetInt32(0);
int ISBN = dr.GetInt32(1);
string title = dr.GetString(2);
Editorial editorial = editorialRepository.GetByID(dr.GetInt32(3));
int edition = dr.GetInt32(4);
int year = dr.GetInt32(5);
int editionYear = dr.GetInt32(6);
Author author = authorRepository.GetByID(dr.GetInt32(7));
string deterioration = dr.GetString(8);
Book book = new Book(bookID, ISBN, title, editorial, edition, year, editionYear, author, deterioration);
bookList.Add(book);
}
dr.Close();
return(bookList);
}
catch (Exception ex)
{
throw ex;
}
finally
{
connection.Disconnect();
}
}
private void btnAddBook_Click(object sender, EventArgs e)
{
try
{
if ((bookController.CheckBook((int)nudBookISBN.Value)) == null)
{
Editorial editorial = new Editorial(editorialID, editorialName);
Author author = new Author(authorID, authorName);
Book book = new Book(bookID, ISBN, title, editorial, edition, year, editionYear, author, deterioration);
book.ISBN = (int)nudBookISBN.Value;
book.Title = txbBookName.Text;
book.Year = (int)nudBookYear.Value;
book.EditionYear = (int)nudBookEditionYear.Value;
book.Deterioration = txbBookDeterioration.Text;
book.Author = (Author)cmbBookAuthor.SelectedItem;
book.Editorial = (Editorial)cmbBookEditorial.SelectedItem;
book.Edition = (int)nudBookEdition.Value;
if (bookController.AddBook(book) != null)
{
MessageBox.Show("Se agregó un libro con éxito.");
}
}
else
{
MessageBox.Show("Ya existe un libro con ese ISBN.");
}
updateAll();
}
catch (Exception ex)
{
error = ex.Message;
MessageBox.Show(error);
}
}
