public Book UpdateBook(Book _book)
{
try
{
using (var context = new LibrarySystemEntities())
{
context.Configuration.ProxyCreationEnabled = false;
Book oldbook = context.Books.FirstOrDefault(c => c.BookId == _book.BookId);
if (oldbook != null)
{
oldbook.BookName = _book.BookName;
oldbook.BookPages = _book.BookPages;
oldbook.BookPrice = _book.BookPrice;
oldbook.CategoryId = _book.CategoryId;
context.SaveChanges();
return oldbook;
}
return null;
}
}
catch (Exception)
{
throw;
}
}
public MethodResponse UpdateBookForWCF(Book _book)
{
MethodResponse methodresponse = new MethodResponse();
try
{
Book lastbook = UpdateBook(_book);
methodresponse.Type = MethodResponse.ResponseType.Succeed;
methodresponse.ResultText = "Book Updated";
methodresponse.Object = lastbook;
}
catch (Exception ex)
{
CustomException custom_exception = new CustomException()
{
Exception = ex,
ExceptionTime = DateTime.Now,
Parameters = "",
HelpLink = "",
User = "",
MethodName = "UpdateBookForWCF"
};
CustomExceptionDB custom_exceptionDB = new CustomExceptionDB();
bool isSaved = custom_exceptionDB.SaveException(custom_exception);
if (isSaved == true)
{
//..
}
methodresponse.Object = null;
methodresponse.Type = MethodResponse.ResponseType.Error;
methodresponse.ResultText = "An Error Occurred While Updating Book";
}
return methodresponse;
}
public Book AddBook(Book _book)
{
try
{
using (var context = new LibrarySystemEntities())
{
context.Configuration.ProxyCreationEnabled = false;
context.Books.Add(_book);
context.SaveChanges();
return _book;
}
}
catch (Exception)
{
throw;
}
}
