public Task <PhysicalResponse> Handle(FormType formType, string formKey, GraphNode <Key, FormNode> node)
{
var summaryFormNode = node.AssertType <TaskSummaryFormNode>();
var postTaskNode = node.Neighbors.FindByKey(Key.ForPostTaskPage(summaryFormNode.TaskId));
var taskList = postTaskNode.Neighbors.FindByKey(Key.ForTaskList());
var taskRouter = taskList.Neighbors.FindByKey(Key.ForDecisionTaskRouter(summaryFormNode.TaskId)).AssertType <TaskRouterFormNode>();
var taskItemRouter = node.Neighbors.First(GraphNodePredicates.IsTaskItemRouterNode);
var taskItemIds = taskRouter.TaskItemIds.OrderBy(x => x).ToList();
var taskItemRouterValue = taskItemRouter.AssertType <TaskItemRouterFormNode>();
var repeatIndex = taskItemIds.IndexOf(taskItemRouterValue.RepeatIndex);
var staticSummaryPage = _staticFormProvider.GetPage(formType, StaticKey.ForTaskSummary(summaryFormNode.TaskId)) as SummaryPage;
var task = _staticFormProvider.GetTask(formType, StaticKey.ForTaskNode(summaryFormNode.TaskId));
var taskItemGroup = _summaryService.GetTaskItemSummary(taskItemRouter, task);
var flattenedTaskGroupings = taskItemGroup.FlattenTaskGroupings();
return(Task.FromResult(new TaskSummaryResponse
{
Page = staticSummaryPage,
NextNodeId = postTaskNode.Key.Value,
TaskGroupings = flattenedTaskGroupings,
} as PhysicalResponse));
}