public IActionResult OnGet(int mangaId)
{
MangaB = mangaData.GetById(mangaId);
if (MangaB == null)
{
return(RedirectToPage("./NotFound"));
}
return(Page());
}
public IActionResult OnGet(int?mangaId)
{
Genres = htmlHelper.GetEnumSelectList <Genre>();
if (mangaId.HasValue)
{
Manga = mangabookData.GetById(mangaId.Value);
}
else
{
Manga = new MangaB();
}
if (Manga == null)
{
return(RedirectToPage("./NotFound"));
}
return(Page());
}