public BookDataShubhi Update(BookDataShubhi dataChanges)
{
var bookdata = context.BookDatas.Attach(dataChanges);
bookdata.State = Microsoft.EntityFrameworkCore.EntityState.Modified;
context.SaveChanges();
return(dataChanges);
}
public BookDataShubhi Delete(int ISBNNumber)
{
BookDataShubhi bookDataShubhi = _bookdatalist.FirstOrDefault(e => e.ISBNNumber == ISBNNumber);
if (bookDataShubhi != null)
{
_bookdatalist.Remove(bookDataShubhi);
}
return(bookDataShubhi);//return the deleted data
}
public BookDataShubhi Delete(int ISBNNumber)
{
BookDataShubhi bookDataShubhi = context.BookDatas.Find(ISBNNumber);
if (bookDataShubhi != null)
{
context.BookDatas.Remove(bookDataShubhi);
context.SaveChanges();
}
return(bookDataShubhi);
}
public BookDataShubhi Update(BookDataShubhi dataChanges)
{
BookDataShubhi bookDataShubhi = _bookdatalist.FirstOrDefault(e => e.ISBNNumber == dataChanges.ISBNNumber);
if (bookDataShubhi != null)
{
bookDataShubhi.AuthorName = dataChanges.AuthorName;
bookDataShubhi.Publisher = dataChanges.Publisher;
bookDataShubhi.Title = dataChanges.Title;
}
return(bookDataShubhi);
}
public BookDataShubhi Add_data(BookDataShubhi bookDataShubhi)
{
bookDataShubhi.ISBNNumber = _bookdatalist.Max(e => e.ISBNNumber) + 1;//finds the max isbn number and adds it by 1 to make it the new isbn id
_bookdatalist.Add(bookDataShubhi);
return(bookDataShubhi);
}
public BookDataShubhi Add_data(BookDataShubhi bookDataShubhi)
{
context.BookDatas.Add(bookDataShubhi);
context.SaveChanges();
return(bookDataShubhi);
}
