|
public static GetPathsBetween ( string path1, string path2 ) : IEnumerable |
||
| path1 | string | |
| path2 | string | |
| return | IEnumerable |
|
public void MoveWorkStep(WorkStep stepToMove, WorkStep toStep)
{
if (stepToMove.WorkItemClass != toStep.WorkItemClass)
{
throw new InvalidOperationException("Cannot move work step. Work item classes are not compatible");
}
var siblings = _workflowRepository.GetChildWorkSteps(toStep.Path);
if (siblings.Where(ws => ws.Ordinal == stepToMove.Ordinal).Count() > 0)
{
throw new InvalidOperationException("Cannot move work step. Conflicting ordinals");
}
if (_workflowRepository.IsWithinTransientStep(stepToMove))
{
throw new InvalidOperationException("Cannot move transient work step or step within transient work step");
}
var commonRoot = WorkflowPath.FindCommonRoot(stepToMove.Path, toStep.Path);
foreach (var path in WorkflowPath.GetPathsBetween(commonRoot, stepToMove.Path))
{
if (path == commonRoot || path == stepToMove.Path)
{
continue;
}
if (_workflowRepository.GetWorkStep(path).Type == WorkStepType.Expand)
{
throw new InvalidOperationException("Cannot move work step within expand step outside expand step");
}
if (_workflowRepository.GetWorkStep(path).Type == WorkStepType.Parallel)
{
throw new InvalidOperationException("Cannot move work step within expand step outside parallel step");
}
}
var wipLimitChecker = new WipLimitChecker(_workflowRepository);
if (!wipLimitChecker.CanAcceptWorkStep(toStep, stepToMove))
{
throw new InvalidOperationException("Cannot move work step when WIP limit of new ancestors are violated");
}
MoveWorkStepRecursively(stepToMove, toStep);
}
private IEnumerable <string> GetPathsToTraverseForParallelStep(WorkItemTransition transition)
{
IEnumerable <string> pathsBetweenRootAndTarget;
WorkItem parallelParent;
if (IsMovedUnderneathParallelParent(transition, out parallelParent))
{
var commonRootStepPath = WorkflowPath.FindCommonRoot(parallelParent.Path, transition.WorkStep.Path);
pathsBetweenRootAndTarget = WorkflowPath.GetPathsBetween(commonRootStepPath, transition.WorkStep.Path).Skip(1);
}
else
{
var commonRootStepPath = WorkflowPath.FindCommonRoot(transition.WorkItem.Path, transition.WorkStep.Path);
pathsBetweenRootAndTarget = WorkflowPath.GetPathsBetween(commonRootStepPath, transition.WorkStep.Path);
}
return(pathsBetweenRootAndTarget);
}
