/// <summary>
/// Runs a calculation for all instances of a repeater and adds the result to <paramref name="resultsContainer"/>.
/// </summary>
/// <param name="control">The calculation to run.</param>
/// <param name="relativePath">The relative path to <paramref name="control"/> within <paramref name="resultsContainer"/> and <paramref name="applicationContainer"/>.</param>
/// <param name="absolutePath">The absolute path to <paramref name="control"/> from the root of the application data.</param>
/// <param name="resultsContainer">A dictionary of results.</param>
/// <param name="applicationContainer">The application data container.</param>
/// <param name="exceptionList">A list that <see cref="ExpressionEvaluatorException"/>s will be added to before returning to the client.</param>
private void CalculateRepeater(CalculationControl control, ApplicationDataPath relativePath, ApplicationDataPath absolutePath, Dictionary<string, object> resultsContainer, Dictionary<string, object> applicationContainer, List<ExpressionEvaluatorException> exceptionList)
{
if (relativePath.Count == 0)
{
try
{
var result = this.Evaluate(control.CalculationExpression, absolutePath);
resultsContainer[control.Name] = result;
applicationContainer[control.Name] = result;
}
catch (ExpressionEvaluatorException e)
{
e.Tag = absolutePath.ToString(control.Name);
exceptionList.Add(e);
}
return;
}
ApplicationDataPathSegment segment = relativePath.TraverseDown();
Dictionary<string, object>[] repeaterCalculationResults = (Dictionary<string, object>[])resultsContainer[segment.Name];
Dictionary<string, object>[] repeaterApplicationData = applicationContainer.GetRepeaterItemsOrDefault(segment.Name);
for (var i = 0; i < repeaterCalculationResults.Length; i++)
{
segment.Index = i;
absolutePath.FirstOrDefault(s => s.Name == segment.Name).Index = segment.Index;
this.CalculateRepeater(control, new ApplicationDataPath(relativePath), absolutePath, repeaterCalculationResults[i], repeaterApplicationData[i], exceptionList);
}
}