private void booksDeleteButton_Click(object sender, EventArgs e)
{
databaseController dbc = new databaseController();
string selectedBook = bookslistBox.SelectedItem.ToString();//exception needs to be handled
selectedBook = selectedBook.Trim();
string[] BookID = selectedBook.Split('|');
selectedBook = BookID[1].Trim();
int total_pages = Convert.ToInt32(BookID[2].Trim());
int id_b = Convert.ToInt32(BookID[0].Trim());
string publish_date = BookID[4].Trim();
int rating = Convert.ToInt32(BookID[3].Trim());
string summary = BookID[5].Trim();
int publisher_id = Convert.ToInt32(BookID[6].Trim());
int location_id = Convert.ToInt32(BookID[7].Trim());
int id_g = 0;
Books b = new Books(id_b, selectedBook, summary, year, lost, genre_id);
Book_Genres bg = new Book_Genres(id_b, id_g);
dbc.DeleteBooksGenres(bg);
Book_Authors ba = new Book_Authors(id_b, id_g);
dbc.DeleteBooksAuthors(ba);
dbc.DeleteBooks(b);
bookslistBox.Items.Clear();
OutputBooks();
}
private async void btn_Created(object sender, RoutedEventArgs e)
{
string genre = txt_Create_Genre.Text.Trim();
if (genre == "")
{
MessageBox.Show("Запоните это поле!!!", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
if (_libdb.Book_Genres.Any(bg => bg.Genre_Name == genre))
{
MessageBox.Show("Такое тип уже имеется!!!", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
Book_Genres book_Genre = new Book_Genres
{
Genre_Name = genre
};
_libdb.Book_Genres.Add(book_Genre);
await _libdb.SaveChangesAsync();
MessageBox.Show("Данный тип успешно добавлен!!!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
txt_Create_Genre.Text = "";
}
public ActionResult DeleteRelation(long book_id, string genre)
{
long id = db.Genres.Where(g => g.genre == genre).Select(g => g.id).First();
Book_Genres bg = db.Book_Genres.Where(b => b.GenreId == id && b.BookId == book_id).First();
db.Book_Genres.Remove(bg);
db.TrySaveChanges();
return(RedirectToAction("Details", "Books", new { id = book_id }));
}
private async void btn_Delete_Click(object sender, RoutedEventArgs e)
{
int id = ((Cb_Genres)cb_Delete.SelectedItem).ID;
Book_Genres genre = _libdb.Book_Genres.Find(id);
genre.Is_Deleted = true;
await _libdb.SaveChangesAsync();
MessageBox.Show("Данный тип успешно удален!!!", "Deleted", MessageBoxButton.OK, MessageBoxImage.Information);
cb_Delete.Text = "";
}
public void UpdateBooksGenres(Book_Genres Book_GenresToUpdate)
{
//List<string> listOfLocations = new List<string>();
using (NpgsqlConnection con = new NpgsqlConnection("Server=hattie.db.elephantsql.com; User Id=oxbcwgvz;" + "Password=igpiilcYjHtSKKDcs3wuGd15RtjskDzP; Database=oxbcwgvz;"))
{
con.Open();
string query = "UPDATE book_genres SET genre_id='" + Book_GenresToUpdate.genre_id + "'WHERE book_id='" + Book_GenresToUpdate.book_id + "';";
NpgsqlCommand com = new NpgsqlCommand(query, con);
com.ExecuteNonQuery();
com.Dispose();
con.Close();
}
}
public void SaveBooksGenres(Book_Genres Book_GenresToSave)
{
// List<string> listOfLocations = new List<string>();
using (NpgsqlConnection con = new NpgsqlConnection("Server=hattie.db.elephantsql.com; User Id=oxbcwgvz;" + "Password=igpiilcYjHtSKKDcs3wuGd15RtjskDzP; Database=oxbcwgvz;"))
{
con.Open();
string query = "INSERT INTO book_genres (book_id, genre_id) VALUES((SELECT id_b FROM books WHERE id_b='" + Book_GenresToSave.book_id + "'), (SELECT id_g FROM genres WHERE id_g='" + Book_GenresToSave.genre_id + "'));";
NpgsqlCommand com = new NpgsqlCommand(query, con);
com.ExecuteNonQuery();
com.Dispose();
con.Close();
}
}
public ActionResult Create(long book_id, [Bind(Include = "id,genre")] Genres genres)
{
if (ModelState.IsValid)
{
long genre_id;
BooksController bc = new BooksController();
if (bc.IsInDatabase(genres.genre, null, 1) == false)
{
db.Genres.Add(genres);
db.SaveChanges();
genre_id = genres.id;
}
else
{
genre_id = db.Genres.Where(g => g.genre == genres.genre).Select(g => g.id).First();
}
if (book_id != 0)
{
Book_Genres bg = new Book_Genres()
{
BookId = book_id,
GenreId = genre_id
};
db.Book_Genres.Add(bg);
db.TrySaveChanges();
}
return(RedirectToAction("Details", "Books", new { id = book_id }));
}
return(View(genres));
}
private void booksUpdateButton_Click(object sender, EventArgs e)
{
databaseController dbc = new databaseController();
string selectedBook = bookslistBox.SelectedItem.ToString();//exception needs to be handled
MessageBox.Show(selectedBook);
selectedBook = selectedBook.Trim();
string[] BookID = selectedBook.Split('|');
selectedBook = BookID[1].Trim();
int id_b = Convert.ToInt32(BookID[0].Trim());
string title = titleTextBox.Text;
int total_pages = Convert.ToInt32(numOfPages.Value);
int rating = Convert.ToInt32(ratingNumeric.Value);
string publish_date = Convert.ToString(DateTime.Now.Date.ToString("MM/dd/yyyy"));
string summary = Convert.ToString(summaryTextBox.Text);
//getting location id in bookstab
#region location_id
string selectedLocation = locationBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedLocation = selectedLocation.Trim();
string[] LocationID = selectedLocation.Split('|');
selectedLocation = LocationID[1].Trim();
string postalcode = LocationID[2].Trim();
int id_l = Convert.ToInt32(LocationID[0].Trim());
#endregion
//getting publisher id in books tab
#region publisher_id
string selectedPublisher = publishersBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedPublisher = selectedPublisher.Trim();
string[] PublisherID = selectedPublisher.Split('|');
selectedPublisher = PublisherID[1].Trim();
string description = PublisherID[2].Trim();
int id_p = Convert.ToInt32(PublisherID[0].Trim());
selectedPublisher = publishersNameTextBox.Text;
description = publishersDescriptionRichTextBox.Text;
#endregion
//getting genre id
#region genre_id
string selectedGenre = genreBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedGenre = selectedGenre.Trim();
string[] GenreID = selectedGenre.Split('|');
selectedGenre = GenreID[1].Trim();
string description_genre = GenreID[2].Trim();
int id_g = Convert.ToInt32(GenreID[0].Trim());
int id_aa = 0;
#endregion
#region author_id
string selectedAuthor = authorsBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedAuthor = selectedAuthor.Trim();
string[] AuthorID = selectedAuthor.Split('|');
selectedAuthor = AuthorID[1].Trim();
string surname = AuthorID[2].Trim();
string middlename = AuthorID[3].Trim();
int id_a = Convert.ToInt32(AuthorID[0].Trim());
#endregion
Book_Authors ba = new Book_Authors(id_b, id_a);
dbc.UpdateBooksAuthors(ba);
Book_Genres bg = new Book_Genres(id_b, id_g);
dbc.UpdateBooksGenres(bg);
Books b = new Books(id_b, title, summary, year, lost, genre_id);
dbc.UpdateBooks(b);
bookslistBox.Items.Clear();
OutputBooks();
}
private void booksAddButton_Click(object sender, EventArgs e)
{
ratingNumeric.Minimum = 1;
ratingNumeric.Maximum = 10;
databaseController dbc = new databaseController();
int id_b = 0;
string title = titleTextBox.Text;
int total_pages = Convert.ToInt32(numOfPages.Value);
int rating = Convert.ToInt32(ratingNumeric.Value);
string publish_date = Convert.ToString(DateTime.Now.Date.ToString("MM/dd/yyyy"));
string summary = Convert.ToString(summaryTextBox.Text);
//getting location id in bookstab
#region location_id
string selectedLocation = locationBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedLocation = selectedLocation.Trim();
string[] LocationID = selectedLocation.Split('|');
selectedLocation = LocationID[1].Trim();
string postalcode = LocationID[2].Trim();
int id_l = Convert.ToInt32(LocationID[0].Trim());
#endregion
//getting publisher id in books tab
#region publisher_id
string selectedPublisher = publishersBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedPublisher = selectedPublisher.Trim();
string[] PublisherID = selectedPublisher.Split('|');
selectedPublisher = PublisherID[1].Trim();
string description = PublisherID[2].Trim();
int id_p = Convert.ToInt32(PublisherID[0].Trim());
selectedPublisher = publishersNameTextBox.Text;
description = publishersDescriptionRichTextBox.Text;
#endregion
Books b = new Books(id_b, title, summary, year, lost, genre_id);
dbc.SaveBooks(b);
//getting genre id
#region genre_id
string selectedGenre = genreBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedGenre = selectedGenre.Trim();
string[] GenreID = selectedGenre.Split('|');
selectedGenre = GenreID[1].Trim();
string g_description = GenreID[2].Trim();
int id_g = Convert.ToInt32(GenreID[0].Trim());
//selectedGenre = genresNametextBox.Text;
//g_description = genresDescriptionrichTextBox.Text;
#endregion
//getting author id
#region author_id
string selectedAuthor = authorsBooksCombobox.SelectedItem.ToString();//exception needs to be handled
selectedAuthor = selectedAuthor.Trim();
string[] AuthorID = selectedAuthor.Split('|');
selectedAuthor = AuthorID[1].Trim();
string surname = AuthorID[2].Trim();
string middlename = AuthorID[3].Trim();
int id_a = Convert.ToInt32(AuthorID[0].Trim());
#endregion
//getting book_id
#region book_id
List <string> listOfBookss = new List <string>();
using (NpgsqlConnection con = new NpgsqlConnection("Server=hattie.db.elephantsql.com; User Id=oxbcwgvz;" + "Password=igpiilcYjHtSKKDcs3wuGd15RtjskDzP; Database=oxbcwgvz;"))
{
con.Open();
string query = "SELECT id_b FROM books WHERE(title='" + title + "' AND total_pages='" + total_pages + "' AND rating='" + rating + "' AND publisher_id='" + id_p + "' AND location_id='" + id_l + "')";
NpgsqlCommand com = new NpgsqlCommand(query, con);
NpgsqlDataReader reader = com.ExecuteReader();
while (reader.Read())
{
int id_bb = reader.GetInt32(0);
listOfBookss.Add(id_bb + "");
}
con.Close();
}
string prvi = listOfBookss.ElementAt(0);
int idbb = Convert.ToInt32(prvi);
#endregion
Book_Authors ba = new Book_Authors(idbb, id_a);
dbc.SaveBooksAuthors(ba);
Book_Genres bg = new Book_Genres(idbb, id_g);
dbc.SaveBooksGenres(bg);
bookslistBox.Items.Clear();
OutputBooks();
}
public ActionResult Create(CombinedDataModels newBook)
{
if (ModelState.IsValid)
{
long book_id;
long author_id;
long genre_id;
long series_id;
//***************************check if title, author, genre and series are in database************************
if (IsInDatabase(newBook.Books.title, null, 0) == false)
{
Books book;
if (newBook.cover == null)
{
book = new Books()
{
title = newBook.Books.title,
year = newBook.Books.year,
description = newBook.Books.description,
cover = null
}
}
;
else
{
book = new Books()
{
title = newBook.Books.title,
year = newBook.Books.year,
description = newBook.Books.description,
cover = newBook.cover.FileName
};
newBook.cover.SaveAs(HttpContext.Server.MapPath(ConfigurationManager.AppSettings["bookCovers"]) + book.cover);
}
db.Books.Add(book);
db.TrySaveChanges();
book_id = book.id;
}
else
{
book_id = db.Books.Where(b => b.title == newBook.Books.title).Select(b => b.id).First();
}
if (IsInDatabase(newBook.Authors.firstName, newBook.Authors.lastName, 3) == false)
{
Authors author;
if (newBook.photo == null)
{
author = new Authors()
{
firstName = newBook.Authors.firstName,
lastName = newBook.Authors.lastName,
birthDate = newBook.Authors.birthDate,
birthPlace = newBook.Authors.birthPlace,
BIO = newBook.Authors.BIO,
photo = null,
sex = newBook.Authors.sex
}
}
;
else
{
author = new Authors()
{
firstName = newBook.Authors.firstName,
lastName = newBook.Authors.lastName,
birthDate = newBook.Authors.birthDate,
birthPlace = newBook.Authors.birthPlace,
BIO = newBook.Authors.BIO,
photo = newBook.photo.FileName,
sex = newBook.Authors.sex
};
newBook.photo.SaveAs(HttpContext.Server.MapPath(ConfigurationManager.AppSettings["authorPhotos"]) + author.photo);
}
db.Authors.Add(author);
db.TrySaveChanges();
author_id = author.id;
}
else
{
author_id = db.Authors.Where(a => a.firstName == newBook.Authors.firstName && a.lastName == newBook.Authors.lastName).Select(a => a.id).First();
}
if (BookIsBounded(book_id, author_id, 0) == false)
{
Book_Authors bk = new Book_Authors()
{
BookId = book_id,
AuthorId = author_id
};
db.Book_Authors.Add(bk);
}
if (IsInDatabase(newBook.Genres.genre, null, 1) == false)
{
Genres genre = new Genres()
{
genre = newBook.Genres.genre
};
db.Genres.Add(genre);
db.TrySaveChanges();
genre_id = genre.id;
}
else
{
genre_id = db.Genres.Where(g => g.genre == newBook.Genres.genre).Select(g => g.id).First();
}
if (IsInDatabase(newBook.Series.series, null, 2) == false)
{
Series series = new Series()
{
series = newBook.Series.series
};
db.Series.Add(series);
db.TrySaveChanges();
series_id = series.id;
}
else
{
series_id = db.Series.Where(s => s.series == newBook.Series.series).Select(s => s.id).First();
}
if (BookIsBounded(book_id, genre_id, 1) == false)
{
Book_Genres bg = new Book_Genres()
{
BookId = book_id,
GenreId = genre_id
};
db.Book_Genres.Add(bg);
}
if (BookIsBounded(book_id, series_id, 2) == false)
{
Book_Series bs = new Book_Series()
{
BookId = book_id,
SeriesId = series_id
};
db.Book_Series.Add(bs);
}
db.TrySaveChanges();
return(RedirectToAction("Index", "Books"));
}
return(View(newBook));
}
