public ListBook <T> FindAllGenre(string genre)
{
ListBook <T> items = new ListBook <T>();
var listitems = listBook.FindAll(item => item.book.Genre.Contains(genre));
items.AddRangeBook(listitems);
return(items);
}
public ListBook <T> FindAllAuthor(string author)
{
ListBook <T> items = new ListBook <T>();
var listitems = listBook.FindAll(item => item.book.Authors.Contains(author));
items.AddRangeBook(listitems);
return(items);
}
public ListBook <T> FindAllPage(int page1, int page2)
{
ListBook <T> items = new ListBook <T>();
var listitems = listBook.FindAll(item => item.book.PageCount >= page1 && item.book.PageCount <= page2);
items.AddRangeBook(listitems);
return(items);
}
public ListBook <T> FindAllPrice(int price1, int price2)
{
ListBook <T> items = new ListBook <T>();
var listitems = listBook.FindAll(item => item.book.Price >= price1 && item.book.Price <= price2);
items.AddRangeBook(listitems);
return(items);
}
public ListBook <T> FindAllPublishing(string publish)
{
ListBook <T> items = new ListBook <T>();
var listitems = listBook.FindAll(item => item.book.Publisher == publish);
items.AddRangeBook(listitems);
return(items);
}
public ListBook <T> FindAllDate(int year1, int year2)
{
ListBook <T> items = new ListBook <T>();
var listitems = listBook.FindAll(item => item.book.PublishDate.Year >= year1 && item.book.PublishDate.Year <= year2);
items.AddRangeBook(listitems);
return(items);
}
