Populate summary values for simplegriddly

Author: programcsharp

Build/CommonAssemblyInfo.cs

@@ -15,6 +15,6 @@
 //
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
-[assembly: AssemblyVersion("1.8.0")]
-[assembly: AssemblyFileVersion("1.8.0")]
+[assembly: AssemblyVersion("1.8.1")]
+[assembly: AssemblyFileVersion("1.8.1")]
 //[assembly: AssemblyInformationalVersion("1.4.5-editlyalpha2")]

Griddly.Mvc/GriddlyExtensions.cs

@@ -1,4 +1,5 @@
-using System;
+using Griddly.Mvc.Linq.Dynamic;
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
@@ -52,9 +53,31 @@ public static MvcHtmlString Griddly(this HtmlHelper htmlHelper, GriddlySettings
 
         public static MvcHtmlString SimpleGriddly<T>(this HtmlHelper htmlHelper, GriddlySettings<T> settings, IEnumerable<T> data)
         {
+            // TODO: figure out how to get this in one query
+            foreach (GriddlyColumn c in settings.Columns.Where(x => x.SummaryFunction != null))
+                PopulateSummaryValue(data, c);
+
             return htmlHelper.Griddly(new GriddlyResultPage<T>(data), settings, true);
         }
 
+        static void PopulateSummaryValue<T>(IEnumerable<T> data, GriddlyColumn c)
+        {
+            // NOTE: Also in QueryableResult.PopulateSummaryValue
+            switch (c.SummaryFunction.Value)
+            {
+                case SummaryAggregateFunction.Sum:
+                case SummaryAggregateFunction.Average:
+                case SummaryAggregateFunction.Min:
+                case SummaryAggregateFunction.Max:
+                    c.SummaryValue = data.AsQueryable().Aggregate(c.SummaryFunction.Value.ToString(), c.ExpressionString);
+
+                    break;
+
+                default:
+                    throw new InvalidOperationException(string.Format("Unknown summary function {0} for column {1}.", c.SummaryFunction, c.ExpressionString));
+            }
+        }
+
         public static MvcHtmlString Griddly(this HtmlHelper htmlHelper, GriddlyResultPage model, GriddlySettings settings, bool isSimpleGriddly = false)
         {
             if (htmlHelper.ViewData["_isGriddlySettingsRequest"] as bool? != true)

Griddly.Mvc/Results/QueryableResult.cs

@@ -78,6 +78,7 @@ public override void PopulateSummaryValues(GriddlySettings<T> settings)
 
         internal void PopulateSummaryValue(GriddlyColumn c)
         {
+            // NOTE: Also in GriddlyExtensions.SimpleGriddly
             switch (c.SummaryFunction.Value)
             {
                 case SummaryAggregateFunction.Sum: