public static bool IsChildOfExpandedWorkItem(this IReadableWorkflowRepository workflowRepository, WorkItem item)
{
if (item.Parent == null)
{
return(false);
}
var parent = workflowRepository.GetWorkItem(item.Parent.Id);
var workStep = workflowRepository.GetWorkStep(parent.Path);
return(workStep.Type == WorkStepType.Expand);
}
public static bool IsInExpandStep(this IReadableWorkflowRepository repository, WorkItem workItem, out WorkStep expandStep)
{
expandStep = null;
bool isInExpandStep = repository.GetWorkStep(workItem.Path).Type == WorkStepType.Expand;
if (isInExpandStep)
{
expandStep = repository.GetWorkStep(workItem.Path);
}
return(isInExpandStep);
}
public static bool IsChildOfParallelledWorkItem(this IReadableWorkflowRepository repository, WorkItem workItem, out WorkItem parent)
{
if (workItem.Parent != null)
{
parent = repository.GetWorkItem(workItem.Parent.Id);
if (parent.Status == WorkItemStatus.ParallelLocked)
{
return(true);
}
}
parent = null;
return(false);
}
public static bool IsMergeableParallelledChild(this IReadableWorkflowRepository repository, WorkItem item, WorkStep toStep)
{
if (!repository.IsChildOfParallelledWorkItem(item))
{
return(false);
}
var isMergeable = true;
foreach (var childWorkItem in repository.GetChildWorkItems(item.Parent).Where(wi => wi.Id != item.Id))
{
isMergeable &= childWorkItem.Path == toStep.Path;
}
return(isMergeable);
}
public static IEnumerable <WorkItem> GetWorkItemsRecursively(this IReadableWorkflowRepository workflowRepository, WorkStep workStep)
{
foreach (var childWorkStep in workflowRepository.GetChildWorkSteps(workStep.Path))
{
foreach (var workItem in GetWorkItemsRecursively(workflowRepository, childWorkStep))
{
yield return(workItem);
}
}
foreach (var workItem in workflowRepository.GetWorkItems(workStep.Path))
{
yield return(workItem);
}
}
public static WorkStep GetLeafStep(this IReadableWorkflowRepository repository, string path)
{
var currentWorkStep = repository.GetWorkStep(path);
while (true)
{
if (currentWorkStep.Type == WorkStepType.Expand)
{
break;
}
var subSteps = repository.GetChildWorkSteps(currentWorkStep.Path);
if (subSteps.Count() == 0)
{
break;
}
currentWorkStep = subSteps.OrderBy(subStep => subStep.Ordinal).ElementAt(0);
}
return(currentWorkStep);
}
public static WorkStep GetLeafStep(this IReadableWorkflowRepository repository, WorkStep workStep)
{
return(GetLeafStep(repository, workStep.Path));
}
public static bool IsDone(this IReadableWorkflowRepository workflowRepository, WorkItem item)
{
return(workflowRepository.GetWorkStep(item.Path).Type == WorkStepType.End);
}
public static bool IsExpandStep(this IReadableWorkflowRepository repository, WorkStep step)
{
return(step.Type == WorkStepType.Expand);
}
public static int GetNextOrdinal(this IReadableWorkflowRepository repository, WorkItem workItem)
{
var workItemsInStep = repository.GetWorkItems(workItem.Path);
return(workItemsInStep.Count() > 0 ? workItemsInStep.Max(wi => wi.Ordinal.HasValue ? wi.Ordinal.Value : 0) + 1 : 1);
}
public static bool IsRoot(this IReadableWorkflowRepository repository, string path)
{
return(path == WorkStep.Root.Path);
}
public static bool IsWithinTransientStep(this IReadableWorkflowRepository repository, WorkStep workStep, out WorkStep transientStep)
{
return(TryLocateFirstAncestorStepOfType(repository, workStep, WorkStepType.Transient, out transientStep));
}
public static bool IsInExpandStep(this IReadableWorkflowRepository workflow, WorkItem workItem)
{
WorkStep expandStep;
return(IsInExpandStep(workflow, workItem, out expandStep));
}
public static bool IsParallelStep(this IReadableWorkflowRepository repository, string path)
{
return(!IsRoot(repository, path) && IsParallelStep(repository, repository.GetWorkStep(path)));
}
public static bool IsChildOfParallelledWorkItem(this IReadableWorkflowRepository repository, WorkItem workItem)
{
WorkItem parent;
return(IsChildOfParallelledWorkItem(repository, workItem, out parent));
}
public static bool IsExpandLockedWorkItem(this IReadableWorkflowRepository repository, WorkItem item)
{
return(item.Status == WorkItemStatus.ExpandLocked);
}
public static bool TryLocateWorkItem(this IReadableWorkflowRepository repository, string id, out WorkItem item)
{
item = repository.GetWorkItem(id);
return(item != null);
}
public static IEnumerable <string> GetWorkItemClasses(this IReadableWorkflowRepository repository, WorkStep workStep)
{
yield return(workStep.WorkItemClass);
}
public static bool IsValidWorkStepForWorkItem(this IReadableWorkflowRepository repository, WorkItem item, WorkStep workStep)
{
return(item.Classes.Contains(workStep.WorkItemClass));
}
public XmlRenderer(IReadableWorkflowRepository workflowRepository)
{
_workflowRepository = workflowRepository;
}
public static bool IsWithinExpandStep(this IReadableWorkflowRepository repository, WorkStep workStep, out WorkStep expandStep)
{
return(TryLocateFirstAncestorStepOfType(repository, workStep, WorkStepType.Expand, out expandStep));
}
public static bool IsParallelLockedWorkItem(this IReadableWorkflowRepository repository, WorkItem workItem)
{
return(workItem.Status == WorkItemStatus.ParallelLocked);
}
public static bool IsWithinParallelStep(this IReadableWorkflowRepository repository, WorkStep workStep, out WorkStep parallelStepRoot)
{
return(TryLocateFirstAncestorStepOfType(repository, workStep, WorkStepType.Parallel, out parallelStepRoot));
}
public static bool IsParallelStep(this IReadableWorkflowRepository repository, WorkStep step)
{
return(step.Type == WorkStepType.Parallel);
}
public static bool IsLeafStep(this IReadableWorkflowRepository repository, WorkStep step)
{
return(GetLeafStep(repository, step).Path == step.Path);
}
public HtmlRenderer(IReadableWorkflowRepository workflowRepository)
{
_workflowRepository = workflowRepository;
}
