public bool AddBook(Book book) { try { _dbcontext.Entry(book).State = EntityState.Added; _dbcontext.SaveChanges(); return(true); } catch { return(false); } }
public bool AddNewCategory(Category category) { try { _dbcontext.Entry(category).State = EntityState.Added; _dbcontext.SaveChanges(); return(true); } catch { return(false); } }
public bool AddLend(Lend l) { try { _dbcontext.Entry(l).State = EntityState.Added; _dbcontext.SaveChanges(); return(true); } catch { return(false); } }