internal void OtherV(GremlinVariable lastVariable)
{
switch (lastVariable.GetEdgeType())
{
case WEdgeType.Undefined:
case WEdgeType.BothEdge:
GremlinVariableProperty otherProperty = lastVariable.GetVariableProperty(GremlinKeyword.EdgeOtherV);
GremlinBoundVertexVariable otherVertex = new GremlinBoundVertexVariable(lastVariable.GetEdgeType(), otherProperty);
VariableList.Add(otherVertex);
TableReferences.Add(otherVertex);
SetPivotVariable(otherVertex);
break;
case WEdgeType.InEdge:
OutV(lastVariable);
break;
case WEdgeType.OutEdge:
InV(lastVariable);
break;
}
}
internal void OutV(GremlinVariable lastVariable)
{
if (lastVariable is GremlinFreeEdgeTableVariable)
{
var path = GetPathFromPathList(lastVariable);
if (path != null && path.SourceVariable != null)
{
if (IsVariableInCurrentContext(path.SourceVariable))
{
SetPivotVariable(path.SourceVariable);
}
else
{
GremlinContextVariable newContextVariable = GremlinContextVariable.Create(path.SourceVariable);
VariableList.Add(newContextVariable);
SetPivotVariable(newContextVariable);
}
}
else
{
GremlinVariableProperty sourceProperty = lastVariable.GetVariableProperty(GremlinKeyword.EdgeSourceV);
GremlinTableVariable outVertex = lastVariable.CreateAdjVertex(sourceProperty);
if (path != null)
{
path.SetSourceVariable(outVertex);
}
VariableList.Add(outVertex);
TableReferences.Add(outVertex);
SetPivotVariable(outVertex);
}
}
else
{
GremlinVariableProperty sourceProperty = lastVariable.GetVariableProperty(GremlinKeyword.EdgeSourceV);
GremlinTableVariable outVertex = new GremlinBoundVertexVariable(lastVariable.GetEdgeType(), sourceProperty);
VariableList.Add(outVertex);
TableReferences.Add(outVertex);
SetPivotVariable(outVertex);
}
}
internal void BothV(GremlinVariable lastVariable)
{
GremlinVariableProperty sourceProperty = lastVariable.GetVariableProperty(GremlinKeyword.EdgeSourceV);
GremlinVariableProperty sinkProperty = lastVariable.GetVariableProperty(GremlinKeyword.EdgeSinkV);
GremlinBoundVertexVariable bothVertex = new GremlinBoundVertexVariable(lastVariable.GetEdgeType(), sourceProperty, sinkProperty);
VariableList.Add(bothVertex);
TableReferences.Add(bothVertex);
SetPivotVariable(bothVertex);
}