private DiagramOperationResult RemoveNodeCore(ModelNodeId nodeId, DiagramOperationResult diagramOperationResult)
{
return(TryGetNode(nodeId)
.Match(
some => RemoveChildNodes(some, RemoveAllConnectorsOfNode(some, diagramOperationResult))
.Remove(some)
.Add(new DiagramNodeRemovedEvent(some)),
() => diagramOperationResult
));
}
private DiagramEvent CreateDiagramEvent(DiagramOperationResult diagramOperationResult)
{
if (!diagramOperationResult.Events.Any())
{
return(DiagramEvent.None(this));
}
var newDiagram = CreateInstance(Model, diagramOperationResult.Nodes, diagramOperationResult.Connectors);
return(new DiagramEvent(newDiagram, diagramOperationResult.Events));
}
private DiagramOperationResult RemoveConnectorCore(ModelRelationshipId relationshipId, DiagramOperationResult diagramOperationResult)
{
return(TryGetConnector(relationshipId)
.Match(
some => diagramOperationResult
.Remove(some)
.Add(new DiagramConnectorRemovedEvent(some)),
() => diagramOperationResult
));
}
private DiagramOperationResult RemoveAllConnectorsOfNode([NotNull] IDiagramNode node, DiagramOperationResult diagramOperationResult)
{
return(_allShapesGraph.GetAllEdges(node.Id)
.Aggregate(diagramOperationResult, (current, connector) => RemoveConnectorCore(connector.Id, current)));
}
private DiagramOperationResult RemoveChildNodes([NotNull] IDiagramNode node, DiagramOperationResult diagramOperationResult)
{
return(GetChildNodes(node.Id)
.Aggregate(diagramOperationResult, (current, childNode) => RemoveNodeCore(childNode.Id, current)));
}
