/// <summary>
/// Create pager
/// </summary>
/// <param name="html">The HTML helper instance that this method extends.</param>
/// <param name="page">Page that will be converted to an page</param>
/// <param name="pagerOptions">PageOptions</param>
/// <returns></returns>
public static MvcHtmlString Pager(this HtmlHelper html, IPage page, IPagerOptions pagerOptions)
{
if (pagerOptions == null)
{
throw new ArgumentNullException("pagerOptions");
}
if (pagerOptions.ItemShowOrder == null)
{
throw new ArgumentNullException("pagerOptions.ItemShowOrder");
}
if (page == null || (!page.HasPaging && pagerOptions.HideIfNotPaged))
{
return(MvcHtmlString.Create(string.Empty));
}
if (!pagerOptions.UrlDisable)
{
if (string.IsNullOrWhiteSpace(pagerOptions.Url))
{
pagerOptions.Url = Helper.GetCurrentUrlString(html);
}
else
{
if (!Uri.TryCreate(pagerOptions.Url, UriKind.Absolute, out Uri uriResult))
{
throw new ArgumentException("Invalid Url. The Url does not start with http or https, or is invallid.", "pagerOptions.Url");
}
}
}
return(new PagerBuilder(page, pagerOptions).Render());
}
internal PagerBuilder(IPage page, IPagerOptions pagerOptions)
{
_pagerOptions = pagerOptions ?? new PagerOptions();
_page = page ?? new EmptyPage();
}
