Retrospection.PersonalAnalyticsHttp.OnStats C# (CSharp) Method

        private int OnStats(HttpReqResp req)
        {
            try
            {
                var date = GetVisualizationDateFromUrlParameters(req);
                date = VerifyDateForRetrospection(date);
                var visType = GetVisualizationTypesFromUrlParameters(req);

                // get data to display
                var title = GetRetrospectionTitle(visType, date);
                var dashboard = ((string)_resourceManager.GetObject("personalanalytics_html"));
                var visualizations = GetVisualizationsHtml(visType, date);
                visualizations.Wait(); // wait for the async task to complete

                // prepare html which is displayed in the browser control
                var html = dashboard.Replace("{title}", title).Replace("{visualizations}", visualizations.Result);
                req.Write(html);

                req.SetHeader("Content-Type", "text/html; charset=utf-8");
            }
            catch (Exception e)
            {
                req.Write(e.ToString());
                req.SetHeader("Content-Type", "text/html; charset=utf-8");
            }
            return 200;
        }