/// <summary>
/// Main method of our tool that unfancifies a graph.
/// Actions depend on settings in UI.
/// </summary>
public void UnfancifyGraph()
{
// Create a list for storing guids of groups, nodes and text notes that we want to keep
var stuffToKeep = new List <string>();
// Identify all groups to keep/ungroup
if (UngroupAll)
{
// Make sure that no groups are currently selected
GeneralUtils.ClearSelection();
// Create an allowedlist of prefixes for group titles from what was entered by the user in the UI
var groupIgnoreList = IgnoreGroupPrefixes.Split(new[] { "\r\n", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);
// Cycle through all groups in the graph
foreach (var anno in viewModel.CurrentSpaceViewModel.Annotations)
{
// Cycle through the allowedlist
foreach (var ignoreTerm in groupIgnoreList)
{
// Identify keepers (group and its contents)
if (anno.AnnotationText.StartsWith(ignoreTerm) && !stuffToKeep.Contains(anno.AnnotationModel.GUID.ToString()))
{
stuffToKeep.Add(anno.AnnotationModel.GUID.ToString());
// Identify all nodes and text notes within those groups
foreach (var element in anno.Nodes)
{
stuffToKeep.Add(element.GUID.ToString());
}
}
}
// Add all obsolete groups to selection
if (!stuffToKeep.Contains(anno.AnnotationModel.GUID.ToString()))
{
viewModel.AddToSelectionCommand.Execute(anno.AnnotationModel);
}
}
// Ungroup all obsolete groups
viewModel.UngroupAnnotationCommand.Execute(null);
}
// Process nodes before we call node to code
// Make sure that no nodes are currently selected
GeneralUtils.ClearSelection();
// We need this part to circumnavigate two minor node-to-code bugs
// So this is actually a good example for how you can fix Dynamo issues for yourself without having to touch DynamoCore code
foreach (var node in viewModel.Model.CurrentWorkspace.Nodes)
{
// We're not interested in keepers (i.e. nodes that will not be run through node-to-code)
if (!stuffToKeep.Contains(node.GUID.ToString()))
{
// Pre-processing of string input nodes only
// Temporary fix for https://github.com/DynamoDS/Dynamo/issues/9117 (Escape backslashes in string nodes)
// Temporary fix for https://github.com/DynamoDS/Dynamo/issues/9120 (Escape double quotes in string nodes)
if (node.GetType() == typeof(StringInput))
{
// Cast NodeModel to StringInput
var inputNode = (StringInput)node;
// Get the current value of the input node
var nodeVal = inputNode.Value;
// Escape backslahes and double quotes
nodeVal = nodeVal.Replace("\\", "\\\\").Replace("\"", "\\\"");
// Update the input node's value
var updateVal = new UpdateValueParams("Value", nodeVal);
node.UpdateValue(updateVal);
}
// Add each node to the current selection
viewModel.AddToSelectionCommand.Execute(node);
}
}
// Call node to code
viewModel.CurrentSpaceViewModel.NodeToCodeCommand.Execute(null);
// Auto layout
if (DoAutoLayout)
{
// Make sure nothing is selected
GeneralUtils.ClearSelection();
// Here we'll need to call the auto-layout via Dynamo's Dispatcher
// Otherwise the auto layout command will not yet be aware of the size
// of the code blocks generated by node to code and our graph will look less pretty.
dynWindow.Dispatcher.BeginInvoke(DispatcherPriority.Background, new Action(() =>
{
viewModel.CurrentSpaceViewModel.GraphAutoLayoutCommand.Execute(null);
}));
}
}
