public ViewResult Index(int page = 1)
{
page = page < 1 ? 1 : page;
AlexAndNikkiDBEntities dbContext = new AlexAndNikkiDBEntities();
var blogPostsToShow = dbContext.BlogPosts;
var pagingInfo = new PagingInfo
{
CurrentPage = page,
ItemsPerPage = 5,
TotalItems = blogPostsToShow.Count()
};
var viewModel = new BlogIndexViewModel
{
BlogPosts = blogPostsToShow
.OrderByDescending(x => x.Date)
.Skip((page - 1) * 5)
.Take(5)
.ToList(),
PagingInfo = pagingInfo
};
return View("Blog", viewModel);
}
public static MvcHtmlString PageLinks(this HtmlHelper html,
PagingInfo pagingInfo,
Func<int, string> pageUrl)
{
StringBuilder result = new StringBuilder();
if (pagingInfo.TotalPages > 1)
{
TagBuilder first = new TagBuilder("a");
first.MergeAttribute("href", pageUrl(1));
first.InnerHtml = "first";
result.AppendLine(first.ToString());
}
if (pagingInfo.CurrentPage > 1)
{
TagBuilder prev = new TagBuilder("a");
prev.MergeAttribute("href", pageUrl(pagingInfo.CurrentPage - 1));
prev.InnerHtml = "prev";
result.AppendLine(prev.ToString());
}
for (int i = 1; i <= pagingInfo.TotalPages; i++)
{
TagBuilder tag = new TagBuilder("a");
tag.MergeAttribute("href", pageUrl(i));
tag.InnerHtml = i.ToString();
if (i == pagingInfo.CurrentPage)
tag.AddCssClass("pageLinkSelected");
result.AppendLine(tag.ToString());
}
if (pagingInfo.CurrentPage < pagingInfo.TotalPages)
{
TagBuilder next = new TagBuilder("a");
next.MergeAttribute("href", pageUrl(pagingInfo.CurrentPage + 1));
next.InnerHtml = "next";
result.AppendLine(next.ToString());
}
if (pagingInfo.TotalPages > 1)
{
TagBuilder last = new TagBuilder("a");
last.MergeAttribute("href", pageUrl(pagingInfo.TotalPages));
last.InnerHtml = "last";
result.AppendLine(last.ToString());
}
return MvcHtmlString.Create(result.ToString());
}