public IActionResult Topic()
{
TopicListRequest model = new TopicListRequest();
PrepareCatalog(model);
return(View(model));
}
public IActionResult Topic(TopicListRequest request)
{
var list = _context.Topic.WhereIf(x => x.Title.Contains(request.Title), !string.IsNullOrWhiteSpace(request.Title))
.WhereIf(x => x.AccountId == request.AccountId, request.AccountId > 0)
.WhereIf(x => x.CatalogId == request.CatalogId, request.CatalogId > 0)
.WhereIf(x => x.CreateTime >= request.Begin.Value.Date, request.Begin.HasValue)
.WhereIf(x => x.CreateTime < request.End.Value.Date.AddDays(1), request.End.HasValue)
.OrderByDescending(x => x.Id).ToPagedList <Topic, TopicModel>(request.Page, request.PageSize);
return(Json(list.ToPageData().Success()));
}