public void AddDisconnectedSegment(SpanEquipment spanEquipment, UInt16 structureIndex, UInt16 segmentIndex)
{
var spanSegment = spanEquipment.SpanStructures[structureIndex].SpanSegments[segmentIndex];
var disconnectedGraphSegment = new UtilityGraphDisconnectedSegment(spanEquipment.Id, structureIndex, segmentIndex);
if (!_graphElementsById.TryAdd(spanSegment.Id, disconnectedGraphSegment))
{
throw new ArgumentException($"A span segment with id: {spanSegment.Id} already exists in the graph.");
}
}
public void ApplySegmentCut(SpanEquipment spanEquipment, SpanSegmentCutInfo spanSegmentCutInfo)
{
var version = _objectManager.GetLatestCommitedVersion();
var trans = _objectManager.CreateTransaction();
try
{
if (!_graphElementsById.TryGetValue(spanSegmentCutInfo.OldSpanSegmentId, out var oldSegmentGraphElement))
{
throw new ApplicationException($"Cannot find span segment graph element with id: {spanSegmentCutInfo.OldSpanSegmentId} processing segment cut.");
}
if (!spanEquipment.TryGetSpanSegment(spanSegmentCutInfo.NewSpanSegmentId1, out var segment1withIndexInfo))
{
throw new ApplicationException($"Cannot find span segment with id: {spanSegmentCutInfo.OldSpanSegmentId} in span equipment: {spanEquipment.Id} ");
}
if (!spanEquipment.TryGetSpanSegment(spanSegmentCutInfo.NewSpanSegmentId2, out var segment2withIndexInfo))
{
throw new ApplicationException($"Cannot find span segment with id: {spanSegmentCutInfo.OldSpanSegmentId} in span equipment: {spanEquipment.Id} ");
}
// We need to go through all new span segments in the structure, and check if we need update the graph element due to segment index shift
for (int newSegmentIndex = 0; newSegmentIndex < spanEquipment.SpanStructures[segment1withIndexInfo.StructureIndex].SpanSegments.Length; newSegmentIndex++)
{
var newSegment = spanEquipment.SpanStructures[segment1withIndexInfo.StructureIndex].SpanSegments[newSegmentIndex];
if (TryGetGraphElement <IUtilityGraphSegmentRef>(newSegment.Id, out var existingUtilityGraphSegmentRef))
{
if (existingUtilityGraphSegmentRef.SegmentIndex != newSegmentIndex)
{
var newUtilityGraphElement = existingUtilityGraphSegmentRef.CreateWithNewSegmentIndex((ushort)newSegmentIndex);
if (newUtilityGraphElement is UtilityGraphConnectedSegment)
{
trans.Update((UtilityGraphConnectedSegment)newUtilityGraphElement);
}
UpdateDict(newSegment.Id, newUtilityGraphElement);
}
}
}
// If existing segment is disconnected, it's not in the graph either
if (oldSegmentGraphElement is UtilityGraphDisconnectedSegment)
{
AddDisconnectedSegment(spanEquipment, segment1withIndexInfo.StructureIndex, segment1withIndexInfo.SegmentIndex);
AddDisconnectedSegment(spanEquipment, segment2withIndexInfo.StructureIndex, segment2withIndexInfo.SegmentIndex);
RemoveFromDict(spanSegmentCutInfo.OldSpanSegmentId);
}
else
{
var oldConnectedGraphElement = (UtilityGraphConnectedSegment)oldSegmentGraphElement;
// Create first/left segment
if (oldConnectedGraphElement.InV(version) != null)
{
var newSegment1GraphElement = new UtilityGraphConnectedSegment(spanSegmentCutInfo.NewSpanSegmentId1, (UtilityGraphConnectedTerminal)oldConnectedGraphElement.InV(version), null, spanEquipment.Id, segment1withIndexInfo.StructureIndex, segment1withIndexInfo.SegmentIndex);
trans.Add(newSegment1GraphElement);
AddToDict(newSegment1GraphElement.Id, newSegment1GraphElement);
}
// If InV is null, then we end with a disconnected segment
else
{
var newSegment1DisconnectedGraphElement = new UtilityGraphDisconnectedSegment(spanEquipment.Id, segment1withIndexInfo.StructureIndex, segment1withIndexInfo.SegmentIndex);
AddToDict(spanSegmentCutInfo.NewSpanSegmentId1, newSegment1DisconnectedGraphElement);
}
// Create second/right segment
if (oldConnectedGraphElement.OutV(version) != null)
{
var newSegment2GraphElement = new UtilityGraphConnectedSegment(spanSegmentCutInfo.NewSpanSegmentId2, null, (UtilityGraphConnectedTerminal)oldConnectedGraphElement.OutV(version), spanEquipment.Id, segment2withIndexInfo.StructureIndex, segment2withIndexInfo.SegmentIndex);
trans.Add(newSegment2GraphElement);
AddToDict(newSegment2GraphElement.Id, newSegment2GraphElement);
}
// If OutV is null, then we end with a disconnected segment
else
{
var newSegment2DisconnectedGraphElement = new UtilityGraphDisconnectedSegment(spanEquipment.Id, segment2withIndexInfo.StructureIndex, segment2withIndexInfo.SegmentIndex);
AddToDict(spanSegmentCutInfo.NewSpanSegmentId2, newSegment2DisconnectedGraphElement);
}
// Remove old segment
trans.Delete(oldConnectedGraphElement.Id);
RemoveFromDict(oldConnectedGraphElement.Id);
}
}
finally
{
trans.Commit();
}
}
