/// <summary>
/// Finds the link type based on an end name
/// </summary>
/// <param name="value">The end to use in the search (such as Parent)</param>
/// <returns>The name of the relationship (such as Parent/Child)</returns>
private TempLinkType2 GetRelationship(string value)
{
TempLinkType2 s = _links.Find(
delegate(TempLinkType2 stub)
{
return(stub.Reverse == value);
}
);
if (s == null)
{
s = _links.Find(
delegate(TempLinkType2 stub)
{
return(stub.Forward == value);
}
);
}
return(s);
}
/// <summary>
/// Processes a relationship between two work items
/// </summary>
/// <param name="wi">The source work item</param>
/// <param name="wiLink">The link to the target work item</param>
/// <param name="s">The work item stub that corrosponds to the source work item</param>
private void ProcessLinks(WorkItem wi, WorkItemLink wiLink, WorkItemStub s)
{
int targetID = wiLink.TargetId;
//Check to see if the work item that is related to this one is in the list of work items and if not, add it by
//calling this method recursively. If it is in the list of work items then we've already
//seen this work item and we just have to figure out how it is linked to this work item
WorkItemStub result = _workItemStubs.Find(
delegate(WorkItemStub stub)
{
return(stub.ID == targetID);
}
);
//If the work item hasn't been processed yet, process it
if (result == null)
{
ProcessWorkItemCS(_wis.GetWorkItem(targetID));
}
//Check to see if the ID and relationship match (we can have more than one relationship between two work items
//for example, we could have a parent/child relationship and also a predecessor/successor relationship
WorkItemRelationship result1 = s.Related.Find(
delegate(WorkItemRelationship stub)
{
return(stub.ToString() == targetID.ToString() + wiLink.LinkTypeEnd.Name);
}
);
if (result1 == null)
{
bool found = false;
//Before we add this relationship in, make sure we have never added this relationship anywhere at all
//so we make sure each relationship (forward/reverse end of the same relationship) is unique in the
//entire result set.
for (int j = 0; j < _workItemStubs.Count; j++)
{
if (_workItemStubs[j].ID == targetID)
{
for (int k = 0; k < _workItemStubs[j].Related.Count; k++)
{
if (_workItemStubs[j].Related[k].ID == wi.Id)
{
found = true;
break;
}
}
}
if (found)
{
break;
}
}
//If we didn't find an existing relationship, make sure we add it to the
//work item at the reverse end of the relationship. For example, in a Parent/
//Child relationship the Child is the Forward end of the relationship and
//Parent is the reverse end of the relationship. We need to add this relationship
//to the Parent to say that the parent has children so when the links are
//written out to the DGML they point the right direction
if (!found)
{
//get the relationship
TempLinkType2 t = GetRelationship(wiLink.LinkTypeEnd.Name);
//Determine if this is the forward or reverse end of the relationship
if (t.Reverse == wiLink.LinkTypeEnd.Name)
{
//This is the reverse end of the relationship so add it, otherwise skip it altogether
s.Related.Add(new WorkItemRelationship()
{
ID = targetID, End = wiLink.LinkTypeEnd.Name, Relationship = GetRelationship(wiLink.LinkTypeEnd.Name)
});
}
}
}
}
