public ActionResult SaveForm(ViewModelRootContainer postedViewContainer)
{
DataSelectionViewModel currentViewModel = TempData[TempDataModelKey] as DataSelectionViewModel;
// Reconcile changes
BindToDataModel(currentViewModel, postedViewContainer);
// Save changes
foreach (IModelRootInstance instance in currentViewModel.CurrentSubject.Instances)
{
eavClient.SaveData(instance);
}
// Get rid of deleted items
TrimDataModel(currentViewModel.CurrentContainer);
// Refresh the view object
currentViewModel.RegenerateViewContainer();
currentViewModel.CurrentViewContainer.DisplayMode = postedViewContainer.DisplayMode;
currentViewModel.CurrentViewContainer.Enabled = postedViewContainer.Enabled;
if (currentViewModel.CurrentViewContainer.DisplayMode != DisplayMode.Running)
{
currentViewModel.CurrentViewContainer.SelectedInstanceID = currentViewModel.CurrentViewContainer.Instances.Min(it => it.InstanceID.GetValueOrDefault());
currentViewModel.CurrentViewContainer.CurrentInstance = currentViewModel.CurrentViewContainer.Instances.SingleOrDefault(it => it.InstanceID == currentViewModel.CurrentViewContainer.SelectedInstanceID);
}
TempData[TempDataModelKey] = currentViewModel;
return(RedirectToAction("PostRedirectGetTarget", new { view = currentViewModel.CurrentViewContainer.DisplayMode == DisplayMode.Singleton ? "DisplaySingletonContainer" : (currentViewModel.CurrentViewContainer.DisplayMode == DisplayMode.Recurring ? "DisplayRecurringContainer" : "DisplayRunningContainer") }));
}
public ActionResult RetrieveInstance(ViewModelRootContainer postedViewContainer)
{
DataSelectionViewModel currentViewModel = TempData[TempDataModelKey] as DataSelectionViewModel;
// This will keep ASP from holding on to any values when we run the new
// instance through our partial view.
ModelState.Clear();
// Make sure we keep the posted version to capture any changes
currentViewModel.CurrentViewContainer.Instances.Remove(currentViewModel.CurrentViewContainer.Instances.Single(it => it.InstanceID == postedViewContainer.CurrentInstance.InstanceID));
currentViewModel.CurrentViewContainer.Instances.Add(postedViewContainer.CurrentInstance);
// Now switch instances
currentViewModel.CurrentViewContainer.SelectedInstanceID = postedViewContainer.SelectedInstanceID;
currentViewModel.CurrentViewContainer.CurrentInstance = currentViewModel.CurrentViewContainer.Instances.SingleOrDefault(it => it.InstanceID == currentViewModel.CurrentViewContainer.SelectedInstanceID);
TempData[TempDataModelKey] = currentViewModel;
return(PartialView("SingletonInstance", currentViewModel.CurrentViewContainer));
}
private void BindToDataModel(DataSelectionViewModel currentDataSelectionViewModel, ViewModelRootContainer postedViewContainer)
{
if (currentDataSelectionViewModel.CurrentViewContainer.DisplayMode != DisplayMode.Running)
{
currentDataSelectionViewModel.CurrentViewContainer.Instances.Remove(currentDataSelectionViewModel.CurrentViewContainer.Instances.Single(it => it.InstanceID == postedViewContainer.CurrentInstance.InstanceID));
currentDataSelectionViewModel.CurrentViewContainer.Instances.Add(postedViewContainer.CurrentInstance);
}
else
{
currentDataSelectionViewModel.CurrentViewContainer = postedViewContainer;
}
currentDataSelectionViewModel.CurrentViewContainer.Trim();
var dataInstances = currentDataSelectionViewModel.CurrentSubject.Instances.GroupJoin(currentDataSelectionViewModel.CurrentViewContainer.Instances, left => left.InstanceID, right => right.InstanceID, (left, right) => new { ModelInstance = left, ViewInstance = right.FirstOrDefault() });
var viewInstances = currentDataSelectionViewModel.CurrentViewContainer.Instances.GroupJoin(currentDataSelectionViewModel.CurrentSubject.Instances, left => left.InstanceID, right => right.InstanceID, (left, right) => new { ModelInstance = right.FirstOrDefault(), ViewInstance = left });
foreach (var item in dataInstances.Union(viewInstances))
{
BindToModelInstance(currentDataSelectionViewModel.CurrentContainer, currentDataSelectionViewModel.CurrentSubject, null, item.ModelInstance, null, item.ViewInstance);
}
}