public List <ErrorSummaryViewModel> ErrorList(ApiCall call) { string weekname = call.GetValue("weekname"); var sitedb = call.WebSite.SiteDb(); List <ErrorSummaryViewModel> errors = new List <ErrorSummaryViewModel>(); Sequence <SiteErrorLog> repo = string.IsNullOrEmpty(weekname) ? sitedb.ErrorLog : sitedb.LogByWeek <SiteErrorLog>(weekname); string baseurl = call.WebSite.BaseUrl(); var allitems = repo.AllItemList(); foreach (var item in allitems.GroupBy(o => o.Id)) { ErrorSummaryViewModel model = new ErrorSummaryViewModel(); model.Id = item.Key; model.Count = item.Count(); model.Url = item.First().Url; try { model.PreviewUrl = Lib.Helper.UrlHelper.Combine(baseurl, model.Url); } catch (Exception) { model.PreviewUrl = baseurl; } errors.Add(model); } return(errors.OrderByDescending(o => o.Count).ToList()); }