/// <summary>
/// 首页
/// </summary>
/// <param name="keyword"></param>
/// <returns></returns>
public IActionResult Index([FromQuery] NewsSearchView search, int pageIndex = 1)
{
if (search == null)
{
search = new NewsSearchView();
}
search.CategoryId = Request.Query["nid"];
var cateInfo = _NewsCategoryService.GetCate(search.CategoryId);
string parentId = null;
if (cateInfo != null)
{
parentId = cateInfo.ParentId ?? cateInfo.Code;
}
var books = _NewsService.GetNewsList(search, pageIndex, PageSize);
ViewBag.CateList = _NewsCategoryService.GetCateList(search.CategoryId, null, true);
ViewBag.HotNews = _NewsService.GetTopNewss(NewsTopEnum.HotNews, PageSize);
ViewBag.CateInfo = cateInfo;
if (cateInfo != null)
{
AddPageCrumbs(cateInfo.Text);
}
return(View(books));
}
/// <summary>
/// 文章分页
/// </summary>
/// <param name="keyword"></param>
/// <param name="pageSize"></param>
/// <param name="pageIndex"></param>
/// <returns></returns>
public PagedList <News> GetList(NewsSearchView searchView, int pageIndex = 1, int pageSize = 20)
{
var expression = base.GetFilterEnabled();
if (!string.IsNullOrEmpty(searchView.Keyword))
{
expression = expression.And(t => t.Title.Contains(searchView.Keyword));
expression = expression.Or(t => t.Description.Contains(searchView.Keyword));
}
//expression = expression.And(t => t.CategoryId == 2);
return(_Respository.GetPagedList(expression, pageIndex, pageSize));
}
public ActionResult GetGridJson(NewsSearchView searchView, int page = 1)
{
var data = _NewsService.GetNewsList(searchView, page, PageSize);
data.ForEach(da => {
da.Description = RegexRegular.CheckMathLength(RegexRegular.NoHTML(da.Description), 20);
});
return(Content(new
{
rows = data,
total = data.PageCount,
page = data.PageIndex,
records = data.TotalCount
}.ToJson()));
}
public PagedList <NewsDetailView> GetNewsList(NewsSearchView searchView, int pageIndex, int pageSize)
{
var expression = base.GetFilterEnabled();
if (!searchView.Keyword.IsEmpty())
{
expression = expression.And(t => t.Title.Contains(searchView.Keyword) ||
t.Description.Contains(searchView.Keyword) ||
t.ShortTitle.Contains(searchView.Keyword));
}
if (!searchView.Title.IsEmpty())
{
expression = expression.And(t => t.Title.Contains(searchView.Title));
}
if (!searchView.CategoryId.IsEmpty())
{
expression = expression.And(t => t.CategoryId == searchView.CategoryId);
}
if (searchView.StartDate.HasValue)
{
expression = expression.And(t => t.CreatorTime >= searchView.StartDate);
}
if (searchView.EndDate.HasValue)
{
expression = expression.And(t => t.CreatorTime <= searchView.EndDate);
}
//expression = expression.And(t => t.CategoryId == 2);
return(_Respository.GetPagedList(
u => new NewsDetailView
{
Id = u.Id,
Title = u.Title,
CoverUrl = u.CoverUrl,
ShortTitle = u.ShortTitle,
Description = u.Description,
Attachment = u.Attachment,
CategoryId = u.CategoryId,
Category = u.NewsCategory.Title,
ReadCount = u.ReadCount,
ResourceUrl = u.ResourceUrl,
CreatorTime = u.CreatorTime
}
, expression, pageIndex, pageSize, o => o.OrderBy(t => t.CreatorTime), "NewsCategory"));
}
