private bool CreateAuthors() { using (MyLibraryEntities db = new MyLibraryEntities()) { Author tableAuthor = new Author(); if (GoChek.IsEmpityOrMaxChar(textBoxAuthorsName.Text) && GoChek.IsStringValue(textBoxAuthorsName.Text)) { tableAuthor.AUTName = GoChek.ClearValue; } else { return(false); } if (GoChek.IsEmpityOrMaxChar(textBoxAuthorsSurname.Text) && GoChek.IsStringValue(textBoxAuthorsSurname.Text)) { tableAuthor.Surname = GoChek.ClearValue; } else { return(false); } db.Authors.Add(tableAuthor); return(GoChek.isSave(db.SaveChanges())); } }
private bool CreateBooks() { using (MyLibraryEntities db = new MyLibraryEntities()) { Book book = new Book(); if (GoChek.IsEmpityOrMaxChar(textBoxBooksName.Text) && GoChek.IsStringValue(textBoxBooksName.Text)) { book.BKName = GoChek.ClearValue; } if (GoChek.IsEmpityOrMaxChar(textBoxBooksPrice.Text) && GoChek.isPrice(textBoxBooksPrice.Text)) { book.Price = Convert.ToDecimal(GoChek.ClearValue); } else { return(false); } book.CatagoryId = (db.Catagories.Where(x => x.CTName == comboBoxBooksCategory.SelectedItem.ToString()).FirstOrDefault().Id); book.BKCount = 10; db.Books.Add(book); AuthorsBook authorsBook = new AuthorsBook(); authorsBook.AuthorId = db.Authors.Where(x => x.AUTName == comboBoxBooksAuthors.SelectedItem.ToString()).FirstOrDefault().Id; authorsBook.BookId = book.Id; db.AuthorsBooks.Add(authorsBook); return(GoChek.isSave(db.SaveChanges())); } }
private bool CreateCategory() { using (MyLibraryEntities db = new MyLibraryEntities()) { Catagory tableCatagory = new Catagory(); if (GoChek.IsEmpityOrMaxChar(textBoxCategoriesName.Text) && GoChek.IsStringValue(textBoxCategoriesName.Text)) { tableCatagory.CTName = GoChek.ClearValue; } else { return(false); } db.Catagories.Add(tableCatagory); return(GoChek.isSave(db.SaveChanges())); } }
private bool CreateClients() { using (MyLibraryEntities db = new MyLibraryEntities()) { Client tableClient = new Client(); if (GoChek.IsEmpityOrMaxChar(textBoxClientsName.Text) && GoChek.IsStringValue(textBoxClientsName.Text)) { tableClient.CLName = GoChek.ClearValue; } else { return(false); } if (GoChek.IsEmpityOrMaxChar(textBoxClientsSurname.Text) && GoChek.IsStringValue(textBoxClientsSurname.Text)) { tableClient.Surname = GoChek.ClearValue; } else { return(false); } if (GoChek.IsEmpityOrMaxChar(textBoxClientsEmail.Text) && GoChek.IsEmailValue(textBoxClientsEmail.Text)) { tableClient.Email = GoChek.ClearValue; } else { return(false); } if (GoChek.IsEmpityOrMaxChar(textBoxClientsPhone.Text) && GoChek.IsPhoneValue(textBoxClientsPhone.Text)) { tableClient.Phone = GoChek.ClearValue; } else { return(false); } db.Clients.Add(tableClient); return(GoChek.isSave(db.SaveChanges())); } }