public static Author GetAuthorById(int id)
{
using (var ctx = new BooksEntities())
{
Author author = ctx.Authors.Find(id);
return author;
}
}
public static List<Author> GettAllAuthors()
{
using (var ctx = new BooksEntities())
{
List<Author> allAuthors = ctx.Authors.ToList();
return allAuthors;
}
}
public static void DeleteAuthor(int authorId)
{
using (var ctx = new BooksEntities())
{
Author authorToDelete = ctx.Authors.Find(authorId);
if (authorToDelete != null)
{
ctx.Authors.Remove(authorToDelete);
ctx.SaveChanges();
}
}
}
public static void UpdateAuthorName(int authorId, string newFirstName, string newLastName)
{
//Author authorToUpdate = GetAuthorById(authorId);
using (var ctx = new BooksEntities())
{
Author authorToUpdate = ctx.Authors.Find(authorId);
authorToUpdate.FirstName = newFirstName;
authorToUpdate.LastName = newLastName;
ctx.SaveChanges();
}
}
public static int AddNewAuthor(string newAuthorFirstName, string newAuthorLastName)
{
using (var ctx = new BooksEntities())
{
Author newAuthor = new Author();
newAuthor.FirstName = newAuthorFirstName;
newAuthor.LastName = newAuthorLastName;
ctx.Authors.Add(newAuthor);
ctx.SaveChanges();
return newAuthor.AuthorID;
}
}