public bool Add(AuthorBLL item, out string serverSideError)
{
if (item.IsValid)
{
using (ProtoLibEntities context = new ProtoLibEntities())
{
if (DatabaseDependantValidation(item, context, out serverSideError))
{
Author newAuth = new Author();
//newAuth.BookDetailsSet = whoa... Okay, remember.. first authors are added, then new books and author specified there
CrossLayerEntityConverter.AuthorBllToDal(context, item, newAuth);
context.Authors.AddObject(newAuth);
context.SaveChanges();
return true;
}
}
return false;
}
else
{
serverSideError = "The Author object is invalid";
return false;
}
}
public static void AuthorBllToDal(ProtoLibEntities context, AuthorBLL bllAuthor, Author dalAuthor)
{
dalAuthor.FirstName = bllAuthor.FirstName;
dalAuthor.MiddleName = bllAuthor.MiddleName;
dalAuthor.LastName = bllAuthor.LastName;
dalAuthor.DateOfBirth = bllAuthor.DateOfBirth;
dalAuthor.DateOfDeath = bllAuthor.DateOfDeath;
dalAuthor.Nationality = bllAuthor.Nationality;
//FIXME: copy image binary data to BLL object
dalAuthor.AuthorImage = bllAuthor.AuthorImage;
foreach (int bookID in bllAuthor.BookDetailsIDs)
dalAuthor.BookDetailsSet.Add(context.BookDetailsSet.Single(b => b.BookDetailsID == bookID));
}
public static void AuthorDalToBll(ProtoLibEntities context, AuthorBLL bllAuthor, Author dalAuthor)
{
bllAuthor.ItemID = dalAuthor.AuthorID;
bllAuthor.FirstName = dalAuthor.FirstName;
bllAuthor.MiddleName = dalAuthor.MiddleName;
bllAuthor.LastName = dalAuthor.LastName;
bllAuthor.DateOfBirth = dalAuthor.DateOfBirth;
bllAuthor.DateOfDeath = dalAuthor.DateOfDeath;
bllAuthor.Nationality = dalAuthor.Nationality;
bllAuthor.AuthorImage = dalAuthor.AuthorImage;
foreach (BookDetails b in dalAuthor.BookDetailsSet)
bllAuthor.BookDetailsIDs.Add(b.BookDetailsID);
}
/// <summary>
/// Create a new Author object.
/// </summary>
/// <param name="authorID">Initial value of the AuthorID property.</param>
/// <param name="firstName">Initial value of the FirstName property.</param>
/// <param name="lastName">Initial value of the LastName property.</param>
public static Author CreateAuthor(global::System.Int32 authorID, global::System.String firstName, global::System.String lastName)
{
Author author = new Author();
author.AuthorID = authorID;
author.FirstName = firstName;
author.LastName = lastName;
return author;
}
/// <summary>
/// Deprecated Method for adding a new object to the Authors EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToAuthors(Author author)
{
base.AddObject("Authors", author);
}