public void PagedListData_Right()
{
int pageNumber = 15, pageSize = 10, pages = 20, totalCount = pageSize * pages;
var data = Enumerable.Range(1, totalCount);
var pagedList = data.ToPagedList(pageNumber, pageSize);
var pagedListData = new PagedListData(pagedList);
Assert.Equal(pageNumber, pagedListData.PageNumber);
Assert.Equal(pages, pagedListData.PageCount);
Assert.False(pagedListData.CanSeeFirstPage());
Assert.True(pagedListData.CanSeeLastPage());
Assert.Collection(pagedListData.PageRange, Enumerable.Range(11, TableModel.DefaultPageRange).Select(PageMatcher).ToArray());
}
public override void Process(TagHelperContext context, TagHelperOutput output)
{
var pageData = new PagedListData(Model.PageItems);
var inputName = ViewContext.ViewData.TemplateInfo.GetFullHtmlFieldName("Page");
if (!pageData.CanSeeFirstPage())
{
output.Content.AppendHtml(RenderPage(pageData, inputName, 1));
}
foreach (var page in pageData.PageRange)
{
output.Content.AppendHtml(RenderPage(pageData, inputName, page));
}
if (!pageData.CanSeeLastPage())
{
output.Content.AppendHtml(RenderPage(pageData, inputName, pageData.PageCount));
}
output.TagMode = TagMode.StartTagAndEndTag;
output.TagName = "ul";
}
/// <summary>
/// Renders a list with page number button elements, and a label before it
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <param name="html"></param>
/// <param name="pageData"></param>
/// <param name="label"></param>
/// <returns></returns>
public static MvcHtmlString Pager <TModel>(this HtmlHelper <TModel> html, PagedListData pageData, string label = "Page: ")
where TModel : ITableModel
{
var labelTag = new TagBuilder("label");
labelTag.SetInnerText(label);
var ulTag = new TagBuilder("ul");
if (!pageData.CanSeeFirstPage())
{
ulTag.InnerHtml += PagerLink(1);
}
foreach (var page in pageData.PageRange)
{
if (page == pageData.PageNumber)
{
ulTag.InnerHtml += $"<li class=\"page-current\">{page}</li>";
}
else
{
ulTag.InnerHtml += PagerLink(page);
}
}
if (!pageData.CanSeeLastPage())
{
ulTag.InnerHtml += PagerLink(pageData.PageCount);
}
var divTag = new TagBuilder("div");
divTag.AddCssClass("table-pager");
divTag.InnerHtml += labelTag.ToString();
divTag.InnerHtml += ulTag;
return(MvcHtmlString.Create(divTag.ToString()));
}