private void VmOnWorkspacePropertyEditRequested(WorkspaceModel workspace)
{
// copy these strings
var newName = workspace.Name.Substring(0);
var newCategory = workspace.Category.Substring(0);
var newDescription = workspace.Description.Substring(0);
var args = new FunctionNamePromptEventArgs
{
Name = newName,
Description = newDescription,
Category = newCategory,
CanEditName = false
};
this.ViewModel.DynamoViewModel.Model.OnRequestsFunctionNamePrompt(this, args);
if (args.Success)
{
if (workspace is CustomNodeWorkspaceModel)
{
var def = (workspace as CustomNodeWorkspaceModel).CustomNodeDefinition;
this.ViewModel.DynamoViewModel.Model.CustomNodeManager.Refactor(def.FunctionId, args.CanEditName ? args.Name : workspace.Name, args.Category, args.Description);
}
if (args.CanEditName)
{
workspace.Name = args.Name;
}
workspace.Description = args.Description;
workspace.Category = args.Category;
}
}
private void VmOnWorkspacePropertyEditRequested(dynWorkspaceModel workspace)
{
// copy these strings
var newName = workspace.Name.Substring(0);
var newCategory = workspace.Category.Substring(0);
var newDescription = workspace.Description.Substring(0);
var args = new FunctionNamePromptEventArgs
{
Name = newName,
Description = newDescription,
Category = newCategory
};
dynSettings.Controller.DynamoModel.OnRequestsFunctionNamePrompt(this, args);
if (args.Success)
{
if (workspace is FuncWorkspace)
{
var def = dynSettings.CustomNodeManager.GetDefinitionFromWorkspace(workspace);
dynSettings.CustomNodeManager.Refactor(def.FunctionId, args.Name, args.Category, args.Description);
}
workspace.Name = args.Name;
workspace.Description = args.Description;
workspace.Category = args.Category;
// workspace.Author = "";
}
}
private void EditCustomNodeProperties()
{
CustomNodeInfo info;
var model = dynamoViewModel.Model;
if (!model.CustomNodeManager.TryGetNodeInfo(functionNodeModel.Definition.FunctionId,
out info))
{
return;
}
// copy these strings
var newName = info.Name.Substring(0);
var newCategory = info.Category.Substring(0);
var newDescription = info.Description.Substring(0);
var args = new FunctionNamePromptEventArgs
{
Name = newName,
Description = newDescription,
Category = newCategory,
CanEditName = false
};
model.OnRequestsFunctionNamePrompt(functionNodeModel, args);
if (args.Success)
{
SerializeCustomNodeWorkspaceWithNewInfo(args, dynamoViewModel, functionNodeModel);
}
}
private void VmOnWorkspacePropertyEditRequested(WorkspaceModel workspace)
{
var customNodeWs = workspace as CustomNodeWorkspaceModel;
if (customNodeWs != null)
{
// copy these strings
var newName = customNodeWs.Name.Substring(0);
var newCategory = customNodeWs.Category.Substring(0);
var newDescription = customNodeWs.Description.Substring(0);
var args = new FunctionNamePromptEventArgs
{
Name = newName,
Description = newDescription,
Category = newCategory,
CanEditName = false
};
this.ViewModel.DynamoViewModel.Model.OnRequestsFunctionNamePrompt(this, args);
if (args.Success)
{
customNodeWs.SetInfo(
args.CanEditName ? args.Name : workspace.Name,
args.Category,
args.Description);
}
}
}
/// <summary>
/// Presents the function name dialogue. Returns true if the user enters
/// a function name and category.
/// </summary>
/// <param name="name"></param>
/// <param name="category"></param>
/// <returns></returns>
public void ShowNewFunctionDialog(FunctionNamePromptEventArgs e)
{
string error = "";
do
{
//var dialog = new FunctionNamePrompt(dynSettings.Controller.SearchViewModel.Categories, error);
var dialog = new FunctionNamePrompt(dynSettings.Controller.SearchViewModel.Categories)
{
nameBox = { Text = e.Name },
categoryBox = { Text = e.Category }
};
if (dialog.ShowDialog() != true)
{
e.Success = false;
return;
}
if (String.IsNullOrEmpty(dialog.Text))
{
error = "You must supply a name.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else if (e.Name != dialog.Text && dynSettings.Controller.CustomNodeManager.Contains(dialog.Text))
{
error = "A custom node with the given name already exists.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else if (e.Name != dialog.Text && dynSettings.Controller.BuiltInTypesByNickname.ContainsKey(dialog.Text))
{
error = "A built-in node with the given name already exists.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else if (e.Category.Equals(""))
{
error = "You must enter a new category or choose one from the existing categories.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else
{
error = "";
}
e.Name = dialog.Text;
e.Category = dialog.Category;
e.Description = dialog.Description;
} while (!error.Equals(""));
e.Success = true;
}
/// <summary>
/// Collapse a set of nodes in this workspace
/// </summary>
/// <param name="selectedNodes"> The function definition for the user-defined node </param>
internal void CollapseNodes(IEnumerable <NodeModel> selectedNodes)
{
var args = new FunctionNamePromptEventArgs();
DynamoViewModel.Model.OnRequestsFunctionNamePrompt(null, args);
if (!args.Success)
{
return;
}
DynamoViewModel.Model.CustomNodeManager.Collapse(
selectedNodes, Model, DynamoModel.IsTestMode, args);
}
public void CustomNodeEditNodeDescriptionKeepingViewBlockInDyf()
{
// new custom node
var dynamoModel = ViewModel.Model;
var nodeName = "Cool node";
var catName = "Custom Nodes";
var initialId = Guid.NewGuid();
var def = dynamoModel.CustomNodeManager.CreateCustomNode(nodeName, catName, "", initialId, true);
var workspace = (CustomNodeWorkspaceModel)def;
// Set file path
workspace.FileName = GetNewFileNameOnTempPath("dyf");
// search common base name
ViewModel.SearchViewModel.Visible = true;
ViewModel.SearchViewModel.SearchAndUpdateResults("Cool");
// results are correct
Assert.AreEqual(1, ViewModel.SearchViewModel.FilteredResults.Count());
var newCustNodeInstance = dynamoModel.CustomNodeManager.CreateCustomNodeInstance(initialId);
dynamoModel.CurrentWorkspace.AddAndRegisterNode(newCustNodeInstance, false);
// run expression
Assert.AreEqual(1, dynamoModel.CurrentWorkspace.Nodes.Count());
// Mimic UI behavior so that custom node updates node name
FunctionNodeViewCustomization temp = new FunctionNodeViewCustomization();
FunctionNamePromptEventArgs args = new FunctionNamePromptEventArgs
{
Success = true,
Name = "Cool node_v2",
Category = "Custom Nodes",
CanEditName = false
};
temp.SerializeCustomNodeWorkspaceWithNewInfo(args, ViewModel, newCustNodeInstance);
// Check if serialized workspace still have view block
string fileContents = File.ReadAllText(workspace.FileName);
var Jobject = Newtonsoft.Json.Linq.JObject.Parse(fileContents);
Assert.IsTrue(Jobject["View"] != null);
Assert.IsTrue(Jobject["Name"].ToString() == "Cool node_v2");
}
/// <summary>
/// Collapse a set of nodes and notes currently selected in workspace
/// </summary>
internal void CollapseSelectedNodes()
{
var args = new FunctionNamePromptEventArgs();
DynamoViewModel.Model.OnRequestsFunctionNamePrompt(null, args);
if (!args.Success)
{
return;
}
var selectedNodes = DynamoSelection.Instance.Selection.OfType <NodeModel>();
var selectedNotes = DynamoSelection.Instance.Selection.OfType <NoteModel>();
DynamoViewModel.Model.AddCustomNodeWorkspace(
DynamoViewModel.Model.CustomNodeManager.Collapse(selectedNodes,
selectedNotes, Model, args));
}
/// <summary>
/// Collapse a set of nodes and notes currently selected in workspace
/// </summary>
internal void CollapseSelectedNodes()
{
var args = new FunctionNamePromptEventArgs();
DynamoViewModel.Model.OnRequestsFunctionNamePrompt(null, args);
if (!args.Success)
return;
var selectedNodes = DynamoSelection.Instance.Selection.OfType<NodeModel>();
var selectedNotes = DynamoSelection.Instance.Selection.OfType<NoteModel>();
DynamoViewModel.Model.AddCustomNodeWorkspace(
DynamoViewModel.Model.CustomNodeManager.Collapse(selectedNodes,
selectedNotes, Model, DynamoModel.IsTestMode, args));
Dynamo.Logging.Analytics.TrackCommandEvent("NewCustomNode",
"NodeCount", selectedNodes.Count());
}
/// <summary>
/// Serialize and update dyf based on FunctionNamePromptEventArgs
/// </summary>
/// <param name="args">FunctionNamePromptEventArgs which contains updated dyf info</param>
/// <param name="dynamoViewModel">Dynamo View Model</param>
/// <param name="functionNodeModel">Custom Node</param>
internal void SerializeCustomNodeWorkspaceWithNewInfo(FunctionNamePromptEventArgs args, DynamoViewModel dynamoViewModel, Function functionNodeModel)
{
CustomNodeWorkspaceModel ws;
dynamoViewModel.Model.CustomNodeManager.TryGetFunctionWorkspace(
functionNodeModel.Definition.FunctionId,
DynamoModel.IsTestMode,
out ws);
ws.SetInfo(args.Name, args.Category, args.Description);
if (!string.IsNullOrEmpty(ws.FileName))
{
// Construct a temp WorkspaceViewModel based on the CustomNodeWorkspaceModel
// for serialization. We need to do so because only CustomNodeWorkspaceModel
// is accessible at this point, the dyf is not guaranteed to be opened
WorkspaceViewModel temp = new WorkspaceViewModel(ws, dynamoViewModel);
temp.Save(ws.FileName);
temp.Dispose();
}
}
public void CollapsedNodeWOrkspaceIsAddedToDynamoWithUnsavedChanges()
{
NodeModel node;
if (!CurrentDynamoModel.NodeFactory.CreateNodeFromTypeName("CoreNodeModels.Input.DoubleInput", out node))
{
throw new Exception("Failed to create node!");
}
var selectionSet = new[] { node };
DynamoModel.FunctionNamePromptRequestHandler del = (sender, args) =>
{
args.Category = "Testing";
args.Description = "";
args.Name = "__CollapseTest__";
args.Success = true;
};
CurrentDynamoModel.RequestsFunctionNamePrompt += del;
var arg = new FunctionNamePromptEventArgs();
CurrentDynamoModel.OnRequestsFunctionNamePrompt(null, arg);
Assert.IsTrue(arg.Success);
CurrentDynamoModel.AddCustomNodeWorkspace(
CurrentDynamoModel.CustomNodeManager.Collapse(
selectionSet, Enumerable.Empty <NoteModel>(),
CurrentDynamoModel.CurrentWorkspace, DynamoModel.IsTestMode, arg));
Assert.IsNotNull(CurrentDynamoModel.CurrentWorkspace.FirstNodeFromWorkspace <Function>());
Assert.AreEqual(1, CurrentDynamoModel.CurrentWorkspace.Nodes.Count());
Assert.AreEqual(2, CurrentDynamoModel.Workspaces.Count());
var customWorkspace = CurrentDynamoModel.Workspaces.ElementAt(1);
Assert.AreEqual("__CollapseTest__", customWorkspace.Name);
Assert.IsTrue(customWorkspace.HasUnsavedChanges);
}
private void EditCustomNodeProperties()
{
CustomNodeInfo info;
var model = dynamoViewModel.Model;
if (!model.CustomNodeManager.TryGetNodeInfo(functionNodeModel.Definition.FunctionId,
out info))
{
return;
}
// copy these strings
var newName = info.Name.Substring(0);
var newCategory = info.Category.Substring(0);
var newDescription = info.Description.Substring(0);
var args = new FunctionNamePromptEventArgs
{
Name = newName,
Description = newDescription,
Category = newCategory,
CanEditName = false
};
model.OnRequestsFunctionNamePrompt(functionNodeModel, args);
if (args.Success)
{
CustomNodeWorkspaceModel ws;
model.CustomNodeManager.TryGetFunctionWorkspace(
functionNodeModel.Definition.FunctionId,
DynamoModel.IsTestMode,
out ws);
ws.SetInfo(args.Name, args.Category, args.Description);
if (!string.IsNullOrEmpty(ws.FileName))
{
ws.Save(model.EngineController.LiveRunnerRuntimeCore);
}
}
}
public void CustomNodeEditNodeDescriptionKeepingIsVisibleInDynamoLibraryInDyf()
{
// Open an existing dyf
var dynamoModel = ViewModel.Model;
var examplePath = Path.Combine(TestDirectory, @"core\combine", "Sequence_Json.dyf");
ViewModel.OpenCommand.Execute(examplePath);
var customNodeWorkspace = dynamoModel.CurrentWorkspace;
var initialId = new Guid("6aecda57-7679-4afb-aa02-05a75cc3433e");
var newCustNodeInstance = dynamoModel.CustomNodeManager.CreateCustomNodeInstance(initialId, null, true);
// Switch HomeWorkspace and place custom node on it
dynamoModel.CurrentWorkspace = dynamoModel.Workspaces.First();
dynamoModel.CurrentWorkspace.AddAndRegisterNode(newCustNodeInstance, false);
// run expression
Assert.AreEqual(1, dynamoModel.CurrentWorkspace.Nodes.Count());
// Mimic UI behavior so that custom node updates node name
FunctionNodeViewCustomization temp = new FunctionNodeViewCustomization();
FunctionNamePromptEventArgs args = new FunctionNamePromptEventArgs
{
Success = true,
Name = "Sequence2",
Category = "Misc",
CanEditName = false,
Description = "test node"
};
temp.SerializeCustomNodeWorkspaceWithNewInfo(args, ViewModel, newCustNodeInstance);
// Check if serialized workspace still have view block
string fileContents = File.ReadAllText(customNodeWorkspace.FileName);
var Jobject = Newtonsoft.Json.Linq.JObject.Parse(fileContents);
Assert.IsTrue(Jobject["View"] != null);
// Expect matching value
Assert.IsTrue(Jobject["View"]["Dynamo"]["IsVisibleInDynamoLibrary"].ToString() == "True");
}
private void EditCustomNodeProperties()
{
var workspace = Definition.WorkspaceModel;
// copy these strings
var newName = workspace.Name.Substring(0);
var newCategory = workspace.Category.Substring(0);
var newDescription = workspace.Description.Substring(0);
var args = new FunctionNamePromptEventArgs
{
Name = newName,
Description = newDescription,
Category = newCategory,
CanEditName = false
};
Workspace.DynamoModel.OnRequestsFunctionNamePrompt(this, args);
if (args.Success)
{
if (workspace is CustomNodeWorkspaceModel)
{
var def = (workspace as CustomNodeWorkspaceModel).CustomNodeDefinition;
this.Workspace.DynamoModel.CustomNodeManager.Refactor(def.FunctionId, args.CanEditName ? args.Name : workspace.Name, args.Category, args.Description);
}
if (args.CanEditName)
{
workspace.Name = args.Name;
}
workspace.Description = args.Description;
workspace.Category = args.Category;
if (workspace.FileName != null)
{
workspace.Save();
}
}
}
/// <summary>
/// Collapse a set of nodes in a given workspace. Has the side effects of prompting the user
/// first in order to obtain the name and category for the new node,
/// writes the function to a dyf file, adds it to the FunctionDict, adds it to search, and compiles and
/// places the newly created symbol (defining a lambda) in the Controller's FScheme Environment.
/// </summary>
/// <param name="selectedNodes"> The function definition for the user-defined node </param>
/// <param name="currentWorkspace"> The workspace where</param>
public static void Collapse(IEnumerable <NodeModel> selectedNodes, WorkspaceModel currentWorkspace, FunctionNamePromptEventArgs args = null)
{
var selectedNodeSet = new HashSet <NodeModel>(selectedNodes);
if (args == null || !args.Success)
{
args = new FunctionNamePromptEventArgs();
dynSettings.Controller.DynamoModel.OnRequestsFunctionNamePrompt(null, args);
//if (!dynSettings.Controller.DynamoViewModel.ShowNewFunctionDialog(ref newNodeName, ref newNodeCategory))
if (!args.Success)
{
return;
}
}
var newNodeWorkspace = new CustomNodeWorkspaceModel(args.Name, args.Category, args.Description, 0, 0)
{
WatchChanges = false,
HasUnsavedChanges = true
};
var newNodeDefinition = new FunctionDefinition(Guid.NewGuid())
{
WorkspaceModel = newNodeWorkspace
};
currentWorkspace.DisableReporting();
#region Determine Inputs and Outputs
//Step 1: determine which nodes will be inputs to the new node
var inputs = new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node => Enumerable.Range(0, node.InPortData.Count).Where(node.HasConnectedInput)
.Select(data => Tuple.Create(node, data, node.Inputs[data]))
.Where(input => !selectedNodeSet.Contains(input.Item3.Item2))));
var outputs = new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node => Enumerable.Range(0, node.OutPortData.Count).Where(node.HasOutput).SelectMany(
data => node.Outputs[data]
.Where(output => !selectedNodeSet.Contains(output.Item2))
.Select(output => Tuple.Create(node, data, output)))));
#endregion
#region Detect 1-node holes (higher-order function extraction)
var curriedNodeArgs =
new HashSet <NodeModel>(
inputs
.Select(x => x.Item3.Item2)
.Intersect(outputs.Select(x => x.Item3.Item2)))
.Select(
outerNode =>
{
var node = new Apply1();
//MVVM : Don't make direct reference to view here
//MVVM: no reference to view here
//dynNodeView nodeUI = node.NodeUI;
var elNameAttrib =
node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as
NodeNameAttribute;
if (elNameAttrib != null)
{
node.NickName = elNameAttrib.Name;
}
node.GUID = Guid.NewGuid();
//store the element in the elements list
newNodeWorkspace.Nodes.Add(node);
node.WorkSpace = newNodeWorkspace;
node.DisableReporting();
//MVVM : Can't set view location here
//dynSettings.Bench.WorkBench.Children.Add(nodeUI);
//Place it in an appropriate spot
//Canvas.SetLeft(nodeUI, Canvas.GetLeft(outerNode.NodeUI));
//Canvas.SetTop(nodeUI, Canvas.GetTop(outerNode.NodeUI));
node.X = outerNode.X;
node.Y = outerNode.Y;
//Fetch all input ports
// in order
// that have inputs
// and whose input comes from an inner node
List <int> inPortsConnected = Enumerable.Range(0, outerNode.InPortData.Count)
.Where(
x =>
outerNode.HasInput(x) &&
selectedNodeSet.Contains(
outerNode.Inputs[x].Item2))
.ToList();
var nodeInputs = outputs
.Where(output => output.Item3.Item2 == outerNode)
.Select(
output =>
new
{
InnerNodeInputSender = output.Item1,
OuterNodeInPortData = output.Item3.Item1
}).ToList();
nodeInputs.ForEach(_ => node.AddInput());
node.RegisterAllPorts();
return(new
{
OuterNode = outerNode,
InnerNode = node,
Outputs = inputs.Where(input => input.Item3.Item2 == outerNode)
.Select(input => input.Item3.Item1),
Inputs = nodeInputs,
OuterNodePortDataList = inPortsConnected
});
}).ToList();
#endregion
#region UI Positioning Calculations
double avgX = selectedNodeSet.Average(node => node.X);
double avgY = selectedNodeSet.Average(node => node.Y);
double leftMost = selectedNodeSet.Min(node => node.X);
double topMost = selectedNodeSet.Min(node => node.Y);
double rightMost = selectedNodeSet.Max(node => node.X + node.Width);
#endregion
#region Move selection to new workspace
var connectors = new HashSet <ConnectorModel>(currentWorkspace.Connectors.Where(
conn => selectedNodeSet.Contains(conn.Start.Owner) &&
selectedNodeSet.Contains(conn.End.Owner)));
//Step 2: move all nodes to new workspace
// remove from old
foreach (var ele in selectedNodeSet)
{
ele.SaveResult = false;
currentWorkspace.Nodes.Remove(ele);
ele.WorkSpace = newNodeWorkspace;
}
foreach (var ele in connectors)
{
currentWorkspace.Connectors.Remove(ele);
}
// add to new
newNodeWorkspace.Nodes.AddRange(selectedNodeSet);
newNodeWorkspace.Connectors.AddRange(connectors);
double leftShift = leftMost - 250;
foreach (NodeModel node in newNodeWorkspace.Nodes)
{
node.X = node.X - leftShift;
node.Y = node.Y - topMost;
}
#endregion
#region Insert new node into the current workspace
//Step 5: insert new node into original workspace
//var collapsedNode = dynSettings.Controller.DynamoViewModel.CreateFunction(
// inputs.Select(x => x.Item1.InPortData[x.Item2].NickName),
// outputs
// .Where(x => !curriedNodeArgs.Any(y => y.OuterNode == x.Item3.Item2))
// .Select(x => x.Item1.OutPortData[x.Item2].NickName),
// newNodeDefinition);
//collapsedNode.GUID = Guid.NewGuid();
//currentWorkspace.Nodes.Add(collapsedNode);
//collapsedNode.WorkSpace = currentWorkspace;
//collapsedNode.X = avgX;
//collapsedNode.Y = avgY;
#endregion
#region Destroy all hanging connectors
//Step 6: connect inputs and outputs
var removeConnectors = currentWorkspace.Connectors.Where(c =>
selectedNodeSet.Contains(c.Start.Owner) ||
selectedNodeSet.Contains(c.End.Owner))
.ToList();
foreach (ConnectorModel connector in removeConnectors)
{
connector.NotifyConnectedPortsOfDeletion();
currentWorkspace.Connectors.Remove(connector);
}
#endregion
newNodeWorkspace.Nodes.ToList().ForEach(x => x.DisableReporting());
var inConnectors = new List <Tuple <NodeModel, int, int> >();
#region Process inputs
var uniqueInputSenders = new Dictionary <Tuple <NodeModel, int>, Symbol>();
//Step 3: insert variables (reference step 1)
foreach (var input in Enumerable.Range(0, inputs.Count).Zip(inputs, Tuple.Create))
{
int inputIndex = input.Item1;
NodeModel inputReceiverNode = input.Item2.Item1;
int inputReceiverData = input.Item2.Item2;
NodeModel inputNode = input.Item2.Item3.Item2;
int inputData = input.Item2.Item3.Item1;
Symbol node;
var key = Tuple.Create(inputNode, inputData);
if (uniqueInputSenders.ContainsKey(key))
{
node = uniqueInputSenders[key];
}
else
{
//MVVM : replace NodeUI reference with node
inConnectors.Add(Tuple.Create(inputNode, inputData, inputIndex));
//Create Symbol Node
node = new Symbol
{
InputSymbol = inputReceiverNode.InPortData[inputReceiverData].NickName
};
//MVVM : Don't make direct reference to view here
//dynNodeView nodeUI = node.NodeUI;
var elNameAttrib =
node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as NodeNameAttribute;
if (elNameAttrib != null)
{
node.NickName = elNameAttrib.Name;
}
node.GUID = Guid.NewGuid();
//store the element in the elements list
newNodeWorkspace.Nodes.Add(node);
node.WorkSpace = newNodeWorkspace;
node.DisableReporting();
node.X = 0;
node.Y = inputIndex * (50 + node.Height);
uniqueInputSenders[key] = node;
}
var curriedNode = curriedNodeArgs.FirstOrDefault(x => x.OuterNode == inputNode);
if (curriedNode == null)
{
var conn1 = ConnectorModel.Make(node,
inputReceiverNode,
0,
inputReceiverData,
PortType.INPUT);
if (conn1 != null)
{
newNodeWorkspace.Connectors.Add(conn1);
}
}
else
{
//Connect it to the applier
var conn = ConnectorModel.Make(node,
curriedNode.InnerNode,
0,
0,
PortType.INPUT);
if (conn != null)
{
newNodeWorkspace.Connectors.Add(conn);
}
//Connect applier to the inner input receive
var conn2 = ConnectorModel.Make(
curriedNode.InnerNode,
inputReceiverNode,
0,
inputReceiverData,
PortType.INPUT);
if (conn2 != null)
{
newNodeWorkspace.Connectors.Add(conn2);
}
}
}
#endregion
#region Process outputs
//List of all inner nodes to connect an output. Unique.
var outportList = new List <Tuple <NodeModel, int> >();
var outConnectors = new List <Tuple <NodeModel, int, int> >();
int i = 0;
foreach (var output in outputs)
{
if (outportList.All(x => !(x.Item1 == output.Item1 && x.Item2 == output.Item2)))
{
NodeModel outputSenderNode = output.Item1;
int outputSenderData = output.Item2;
NodeModel outputReceiverNode = output.Item3.Item2;
if (curriedNodeArgs.Any(x => x.OuterNode == outputReceiverNode))
{
continue;
}
outportList.Add(Tuple.Create(outputSenderNode, outputSenderData));
//Create Symbol Node
var node = new Output
{
Symbol = outputSenderNode.OutPortData[outputSenderData].NickName
};
//dynNodeView nodeUI = node.NodeUI;
var elNameAttrib =
node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), false)[0] as NodeNameAttribute;
if (elNameAttrib != null)
{
node.NickName = elNameAttrib.Name;
}
node.GUID = Guid.NewGuid();
//store the element in the elements list
newNodeWorkspace.Nodes.Add(node);
node.WorkSpace = newNodeWorkspace;
node.DisableReporting();
node.X = rightMost + 75 - leftShift;
node.Y = i * (50 + node.Height);
var conn = ConnectorModel.Make(
outputSenderNode,
node,
outputSenderData,
0,
PortType.INPUT);
if (conn != null)
{
newNodeWorkspace.Connectors.Add(conn);
}
i++;
}
}
//Connect outputs to new node
foreach (var output in outputs)
{
//Node to be connected to in CurrentWorkspace
NodeModel outputSenderNode = output.Item1;
//Port to be connected to on outPutNode_outer
int outputSenderData = output.Item2;
int outputReceiverData = output.Item3.Item1;
NodeModel outputReceiverNode = output.Item3.Item2;
var curriedNode = curriedNodeArgs.FirstOrDefault(
x => x.OuterNode == outputReceiverNode);
if (curriedNode == null)
{
// we create the connectors in the current space later
//MVVM : replaced multiple dynNodeView refrences with dynNode
outConnectors.Add(
Tuple.Create(
outputReceiverNode,
outportList.FindIndex(
x => x.Item1 == outputSenderNode && x.Item2 == outputSenderData),
outputReceiverData));
}
else
{
int targetPort = curriedNode.Inputs
.First(
x => x.InnerNodeInputSender == outputSenderNode)
.OuterNodeInPortData;
int targetPortIndex = curriedNode.OuterNodePortDataList.IndexOf(targetPort);
//Connect it (new dynConnector)
var conn = ConnectorModel.Make(
outputSenderNode,
curriedNode.InnerNode,
outputSenderData,
targetPortIndex + 1,
PortType.INPUT);
if (conn != null)
{
newNodeWorkspace.Connectors.Add(conn);
}
}
}
#endregion
// save and load the definition from file
newNodeDefinition.SyncWithWorkspace(true, true);
dynSettings.Controller.DynamoModel.Workspaces.Add(newNodeWorkspace);
string name = newNodeDefinition.FunctionId.ToString();
var collapsedNode = dynSettings.Controller.DynamoModel.CreateNode(avgX, avgY, name);
// place the node as intended, not centered
collapsedNode.X = avgX;
collapsedNode.Y = avgY;
collapsedNode.DisableReporting();
foreach (var nodeTuple in inConnectors)
{
var conn = ConnectorModel.Make(
nodeTuple.Item1,
collapsedNode,
nodeTuple.Item2,
nodeTuple.Item3,
PortType.INPUT);
if (conn != null)
{
currentWorkspace.Connectors.Add(conn);
}
}
foreach (var nodeTuple in outConnectors)
{
var conn = ConnectorModel.Make(
collapsedNode,
nodeTuple.Item1,
nodeTuple.Item2,
nodeTuple.Item3,
PortType.INPUT);
if (conn != null)
{
currentWorkspace.Connectors.Add(conn);
}
}
collapsedNode.EnableReporting();
currentWorkspace.EnableReporting();
newNodeWorkspace.WatchChanges = true;
}
/// <summary>
/// Collapse a set of nodes in a given workspace.
/// </summary>
/// <param name="selectedNodes"> The function definition for the user-defined node </param>
/// <param name="selectedNotes"> The note models in current selection </param>
/// <param name="currentWorkspace"> The workspace where</param>
/// <param name="args"></param>
internal CustomNodeWorkspaceModel Collapse(
IEnumerable <NodeModel> selectedNodes,
IEnumerable <NoteModel> selectedNotes,
WorkspaceModel currentWorkspace,
FunctionNamePromptEventArgs args)
{
var selectedNodeSet = new HashSet <NodeModel>(selectedNodes);
// Note that undoable actions are only recorded for the "currentWorkspace",
// the nodes which get moved into "newNodeWorkspace" are not recorded for undo,
// even in the new workspace. Their creations will simply be treated as part of
// the opening of that new workspace (i.e. when a user opens a file, she will
// not expect the nodes that show up to be undoable).
//
// After local nodes are moved into "newNodeWorkspace" as the result of
// conversion, if user performs an undo, new set of nodes will be created in
// "currentWorkspace" (not moving those nodes in the "newNodeWorkspace" back
// into "currentWorkspace"). In another word, undo recording is on a per-
// workspace basis, it does not work across different workspaces.
//
UndoRedoRecorder undoRecorder = currentWorkspace.UndoRecorder;
CustomNodeWorkspaceModel newWorkspace;
Debug.WriteLine("Current workspace has {0} nodes and {1} connectors",
currentWorkspace.Nodes.Count(), currentWorkspace.Connectors.Count());
using (undoRecorder.BeginActionGroup())
{
#region Determine Inputs and Outputs
//Step 1: determine which nodes will be inputs to the new node
var inputs =
new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.InPorts.Count)
.Where(index => node.InPorts[index].Connectors.Any())
.Select(data => Tuple.Create(node, data, node.InputNodes[data]))
.Where(input => !selectedNodeSet.Contains(input.Item3.Item2))));
var outputs =
new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.OutPorts.Count)
.Where(index => node.OutPorts[index].Connectors.Any())
.SelectMany(
data =>
node.OutputNodes[data].Where(
output => !selectedNodeSet.Contains(output.Item2))
.Select(output => Tuple.Create(node, data, output)))));
#endregion
#region UI Positioning Calculations
double avgX = selectedNodeSet.Average(node => node.X);
double avgY = selectedNodeSet.Average(node => node.Y);
double leftMost = selectedNodeSet.Min(node => node.X);
double topMost = selectedNodeSet.Min(node => node.Y);
double rightMost = selectedNodeSet.Max(node => node.X + node.Width);
double leftShift = leftMost - 250;
#endregion
#region Handle full selected connectors
// Step 2: Determine all the connectors whose start/end owners are
// both in the selection set, and then move them from the current
// workspace into the new workspace.
var fullySelectedConns = new HashSet <ConnectorModel>(
currentWorkspace.Connectors.Where(
conn =>
{
bool startSelected = selectedNodeSet.Contains(conn.Start.Owner);
bool endSelected = selectedNodeSet.Contains(conn.End.Owner);
return(startSelected && endSelected);
}));
foreach (var connector in fullySelectedConns)
{
undoRecorder.RecordDeletionForUndo(connector);
connector.Delete();
}
#endregion
#region Handle partially selected connectors
// Step 3: Partially selected connectors (either one of its start
// and end owners is in the selection) are to be destroyed.
var partiallySelectedConns =
currentWorkspace.Connectors.Where(
conn =>
selectedNodeSet.Contains(conn.Start.Owner) ||
selectedNodeSet.Contains(conn.End.Owner)).ToList();
foreach (var connector in partiallySelectedConns)
{
undoRecorder.RecordDeletionForUndo(connector);
connector.Delete();
}
#endregion
#region Transfer nodes and connectors to new workspace
var newNodes = new List <NodeModel>();
var newNotes = new List <NoteModel>();
var newAnnotations = new List <AnnotationModel>();
// Step 4: move all nodes and notes to new workspace remove from old
// PB: This could be more efficiently handled by a copy paste, but we
// are preservering the node
foreach (var node in selectedNodeSet)
{
undoRecorder.RecordDeletionForUndo(node);
currentWorkspace.RemoveAndDisposeNode(node);
// Assign a new guid to this node, otherwise when node is
// compiled to AST, literally it is still in global scope
// instead of in function scope.
node.GUID = Guid.NewGuid();
// shift nodes
node.X = node.X - leftShift;
node.Y = node.Y - topMost;
newNodes.Add(node);
}
foreach (var note in selectedNotes)
{
undoRecorder.RecordDeletionForUndo(note);
currentWorkspace.RemoveNote(note);
note.GUID = Guid.NewGuid();
note.X = note.X - leftShift;
note.Y = note.Y - topMost;
newNotes.Add(note);
}
//Copy the group from newNodes
foreach (var group in DynamoSelection.Instance.Selection.OfType <AnnotationModel>())
{
undoRecorder.RecordDeletionForUndo(group);
currentWorkspace.RemoveGroup(group);
group.GUID = Guid.NewGuid();
group.Nodes = group.DeletedModelBases;
newAnnotations.Add(group);
}
// Now all selected nodes already moved to custom workspace,
// clear the selection.
DynamoSelection.Instance.ClearSelection();
foreach (var conn in fullySelectedConns)
{
ConnectorModel.Make(conn.Start.Owner, conn.End.Owner, conn.Start.Index, conn.End.Index);
}
#endregion
#region Process inputs
var inConnectors = new List <Tuple <NodeModel, int> >();
var uniqueInputSenders = new Dictionary <Tuple <NodeModel, int>, Symbol>();
//Step 3: insert variables (reference step 1)
foreach (var input in Enumerable.Range(0, inputs.Count).Zip(inputs, Tuple.Create))
{
int inputIndex = input.Item1;
NodeModel inputReceiverNode = input.Item2.Item1;
int inputReceiverData = input.Item2.Item2;
NodeModel inputNode = input.Item2.Item3.Item2;
int inputData = input.Item2.Item3.Item1;
Symbol node;
var key = Tuple.Create(inputNode, inputData);
if (uniqueInputSenders.ContainsKey(key))
{
node = uniqueInputSenders[key];
}
else
{
inConnectors.Add(Tuple.Create(inputNode, inputData));
node = new Symbol
{
InputSymbol = inputReceiverNode.InPorts[inputReceiverData].Name,
X = 0
};
// Try to figure out the type of input of custom node
// from the type of input of selected node. There are
// two kinds of nodes whose input type are available:
// function node and custom node.
List <Library.TypedParameter> parameters = null;
if (inputReceiverNode is EFunction)
{
var func = inputReceiverNode as EFunction;
parameters = func.Controller.Definition.Parameters.ToList();
}
else if (inputReceiverNode is DSFunctionBase)
{
var dsFunc = inputReceiverNode as DSFunctionBase;
var funcDesc = dsFunc.Controller.Definition;
parameters = funcDesc.Parameters.ToList();
if (funcDesc.Type == Engine.FunctionType.InstanceMethod ||
funcDesc.Type == Engine.FunctionType.InstanceProperty)
{
var dummyType = new ProtoCore.Type()
{
Name = funcDesc.ClassName
};
var instanceParam = new TypedParameter(funcDesc.ClassName, dummyType);
parameters.Insert(0, instanceParam);
}
}
// so the input of custom node has format
// input_var_name : type
if (parameters != null && parameters.Count() > inputReceiverData)
{
var typeName = parameters[inputReceiverData].DisplayTypeName;
if (!string.IsNullOrEmpty(typeName))
{
node.InputSymbol += " : " + typeName;
}
}
node.SetNameFromNodeNameAttribute();
node.Y = inputIndex * (50 + node.Height);
uniqueInputSenders[key] = node;
newNodes.Add(node);
}
ConnectorModel.Make(node, inputReceiverNode, 0, inputReceiverData);
}
#endregion
#region Process outputs
//List of all inner nodes to connect an output. Unique.
var outportList = new List <Tuple <NodeModel, int> >();
var outConnectors = new List <Tuple <NodeModel, int, int> >();
int i = 0;
if (outputs.Any())
{
foreach (var output in outputs)
{
if (outportList.All(x => !(x.Item1 == output.Item1 && x.Item2 == output.Item2)))
{
NodeModel outputSenderNode = output.Item1;
int outputSenderData = output.Item2;
outportList.Add(Tuple.Create(outputSenderNode, outputSenderData));
//Create Symbol Node
var node = new Output
{
Symbol = outputSenderNode.OutPorts[outputSenderData].Name,
X = rightMost + 75 - leftShift
};
node.Y = i * (50 + node.Height);
node.SetNameFromNodeNameAttribute();
newNodes.Add(node);
ConnectorModel.Make(outputSenderNode, node, outputSenderData, 0);
i++;
}
}
//Connect outputs to new node
outConnectors.AddRange(
from output in outputs
let outputSenderNode = output.Item1
let outputSenderData = output.Item2
let outputReceiverData = output.Item3.Item1
let outputReceiverNode = output.Item3.Item2
select
Tuple.Create(
outputReceiverNode,
outportList.FindIndex(
x => x.Item1 == outputSenderNode && x.Item2 == outputSenderData),
outputReceiverData));
}
else
{
foreach (var hanging in
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.OutPorts.Count)
.Where(index => !node.OutPorts[index].IsConnected)
.Select(port => new { node, port })).Distinct())
{
//Create Symbol Node
var node = new Output
{
Symbol = hanging.node.OutPorts[hanging.port].Name,
X = rightMost + 75 - leftShift
};
node.Y = i * (50 + node.Height);
node.SetNameFromNodeNameAttribute();
newNodes.Add(node);
ConnectorModel.Make(hanging.node, node, hanging.port, 0);
i++;
}
}
#endregion
var newId = Guid.NewGuid();
newWorkspace = new CustomNodeWorkspaceModel(
nodeFactory,
newNodes,
newNotes,
newAnnotations,
Enumerable.Empty <PresetModel>(),
currentWorkspace.ElementResolver,
new WorkspaceInfo()
{
X = 0,
Y = 0,
Name = args.Name,
Category = args.Category,
Description = args.Description,
ID = newId.ToString(),
FileName = string.Empty,
IsVisibleInDynamoLibrary = true
});
newWorkspace.HasUnsavedChanges = true;
RegisterCustomNodeWorkspace(newWorkspace);
Debug.WriteLine("Collapsed workspace has {0} nodes and {1} connectors",
newWorkspace.Nodes.Count(), newWorkspace.Connectors.Count());
var collapsedNode = CreateCustomNodeInstance(newId);
collapsedNode.X = avgX;
collapsedNode.Y = avgY;
currentWorkspace.AddAndRegisterNode(collapsedNode, centered: false);
undoRecorder.RecordCreationForUndo(collapsedNode);
foreach (var connector in
inConnectors.Select((x, idx) => new { node = x.Item1, from = x.Item2, to = idx })
.Select(
nodeTuple =>
ConnectorModel.Make(
nodeTuple.node,
collapsedNode,
nodeTuple.@from,
nodeTuple.to))
.Where(connector => connector != null))
{
undoRecorder.RecordCreationForUndo(connector);
}
foreach (var connector in
outConnectors.Select(
nodeTuple =>
ConnectorModel.Make(
collapsedNode,
nodeTuple.Item1,
nodeTuple.Item2,
nodeTuple.Item3)).Where(connector => connector != null))
{
undoRecorder.RecordCreationForUndo(connector);
}
}
return(newWorkspace);
}
/// <summary>
/// Handles the request for the presentation of the function name prompt
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void _vm_RequestsFunctionNamePrompt(object sender, FunctionNamePromptEventArgs e)
{
ShowNewFunctionDialog(e);
}
/// <summary>
/// Presents the function name dialogue. Returns true if the user enters
/// a function name and category.
/// </summary>
/// <param name="name"></param>
/// <param name="category"></param>
/// <returns></returns>
public void ShowNewFunctionDialog(FunctionNamePromptEventArgs e)
{
string error = "";
do
{
var categorized =
SearchCategory.CategorizeSearchEntries(
dynamoViewModel.Model.SearchModel.SearchEntries,
entry => entry.Categories);
var allCategories =
categorized.SubCategories.SelectMany(sub => sub.GetAllCategoryNames());
var dialog = new FunctionNamePrompt(allCategories)
{
categoryBox = { Text = e.Category },
DescriptionInput = { Text = e.Description },
nameView = { Text = e.Name },
nameBox = { Text = e.Name },
// center the prompt
Owner = this,
WindowStartupLocation = WindowStartupLocation.CenterOwner
};
if (e.CanEditName)
{
dialog.nameBox.Visibility = Visibility.Visible;
dialog.nameView.Visibility = Visibility.Collapsed;
}
else
{
dialog.nameView.Visibility = Visibility.Visible;
dialog.nameBox.Visibility = Visibility.Collapsed;
}
if (dialog.ShowDialog() != true)
{
e.Success = false;
return;
}
if (String.IsNullOrEmpty(dialog.Text))
{
error = "You must supply a name.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
//else if (e.Name != dialog.Text && dynamoViewModel.Model.BuiltInTypesByNickname.ContainsKey(dialog.Text))
//{
// error = "A built-in node with the given name already exists.";
// MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
// MessageBoxImage.Error);
//}
else if (dialog.Category.Equals(""))
{
error = "You must enter a new category or choose one from the existing categories.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else
{
error = "";
}
e.Name = dialog.Text;
e.Category = dialog.Category;
e.Description = dialog.Description;
} while (!error.Equals(""));
e.Success = true;
}
/// <summary>
/// Handles the request for the presentation of the function name prompt
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void DynamoViewModelRequestsFunctionNamePrompt(object sender, FunctionNamePromptEventArgs e)
{
ShowNewFunctionDialog(e);
}
/// <summary>
/// Presents the function name dialogue. Returns true if the user enters
/// a function name and category.
/// </summary>
/// <param name="name"></param>
/// <param name="category"></param>
/// <returns></returns>
public void ShowNewFunctionDialog(FunctionNamePromptEventArgs e)
{
string error = "";
do
{
var dialog = new FunctionNamePrompt(dynamoViewModel.Model.SearchModel.Categories)
{
categoryBox = { Text = e.Category },
DescriptionInput = { Text = e.Description },
nameView = { Text = e.Name },
nameBox = { Text = e.Name }
};
if (e.CanEditName)
{
dialog.nameBox.Visibility = Visibility.Visible;
dialog.nameView.Visibility = Visibility.Collapsed;
}
else
{
dialog.nameView.Visibility = Visibility.Visible;
dialog.nameBox.Visibility = Visibility.Collapsed;
}
if (dialog.ShowDialog() != true)
{
e.Success = false;
return;
}
if (String.IsNullOrEmpty(dialog.Text))
{
error = "You must supply a name.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else if (e.Name != dialog.Text && dynamoViewModel.Model.BuiltInTypesByNickname.ContainsKey(dialog.Text))
{
error = "A built-in node with the given name already exists.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else if (dialog.Category.Equals(""))
{
error = "You must enter a new category or choose one from the existing categories.";
MessageBox.Show(error, "Custom Node Property Error", MessageBoxButton.OK,
MessageBoxImage.Error);
}
else
{
error = "";
}
e.Name = dialog.Text;
e.Category = dialog.Category;
e.Description = dialog.Description;
} while (!error.Equals(""));
e.Success = true;
}
/// <summary>
/// Collapse a set of nodes in a given workspace.
/// </summary>
/// <param name="selectedNodes"> The function definition for the user-defined node </param>
/// <param name="currentWorkspace"> The workspace where</param>
/// <param name="isTestMode"></param>
/// <param name="args"></param>
public CustomNodeWorkspaceModel Collapse(
IEnumerable <NodeModel> selectedNodes, WorkspaceModel currentWorkspace,
bool isTestMode, FunctionNamePromptEventArgs args)
{
var selectedNodeSet = new HashSet <NodeModel>(selectedNodes);
// Note that undoable actions are only recorded for the "currentWorkspace",
// the nodes which get moved into "newNodeWorkspace" are not recorded for undo,
// even in the new workspace. Their creations will simply be treated as part of
// the opening of that new workspace (i.e. when a user opens a file, she will
// not expect the nodes that show up to be undoable).
//
// After local nodes are moved into "newNodeWorkspace" as the result of
// conversion, if user performs an undo, new set of nodes will be created in
// "currentWorkspace" (not moving those nodes in the "newNodeWorkspace" back
// into "currentWorkspace"). In another word, undo recording is on a per-
// workspace basis, it does not work across different workspaces.
//
UndoRedoRecorder undoRecorder = currentWorkspace.UndoRecorder;
CustomNodeWorkspaceModel newWorkspace;
using (undoRecorder.BeginActionGroup())
{
#region Determine Inputs and Outputs
//Step 1: determine which nodes will be inputs to the new node
var inputs =
new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.InPortData.Count)
.Where(node.HasConnectedInput)
.Select(data => Tuple.Create(node, data, node.Inputs[data]))
.Where(input => !selectedNodeSet.Contains(input.Item3.Item2))));
var outputs =
new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.OutPortData.Count)
.Where(node.HasOutput)
.SelectMany(
data =>
node.Outputs[data].Where(
output => !selectedNodeSet.Contains(output.Item2))
.Select(output => Tuple.Create(node, data, output)))));
#endregion
#region Detect 1-node holes (higher-order function extraction)
Log(Properties.Resources.CouldNotRepairOneNodeHoles, WarningLevel.Mild);
// http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-5603
//var curriedNodeArgs =
// new HashSet<NodeModel>(
// inputs.Select(x => x.Item3.Item2)
// .Intersect(outputs.Select(x => x.Item3.Item2))).Select(
// outerNode =>
// {
// //var node = new Apply1();
// var node = newNodeWorkspace.AddNode<Apply1>();
// node.SetNickNameFromAttribute();
// node.DisableReporting();
// node.X = outerNode.X;
// node.Y = outerNode.Y;
// //Fetch all input ports
// // in order
// // that have inputs
// // and whose input comes from an inner node
// List<int> inPortsConnected =
// Enumerable.Range(0, outerNode.InPortData.Count)
// .Where(
// x =>
// outerNode.HasInput(x)
// && selectedNodeSet.Contains(
// outerNode.Inputs[x].Item2))
// .ToList();
// var nodeInputs =
// outputs.Where(output => output.Item3.Item2 == outerNode)
// .Select(
// output =>
// new
// {
// InnerNodeInputSender = output.Item1,
// OuterNodeInPortData = output.Item3.Item1
// })
// .ToList();
// nodeInputs.ForEach(_ => node.AddInput());
// node.RegisterAllPorts();
// return
// new
// {
// OuterNode = outerNode,
// InnerNode = node,
// Outputs =
// inputs.Where(
// input => input.Item3.Item2 == outerNode)
// .Select(input => input.Item3.Item1),
// Inputs = nodeInputs,
// OuterNodePortDataList = inPortsConnected
// };
// }).ToList();
#endregion
#region UI Positioning Calculations
double avgX = selectedNodeSet.Average(node => node.X);
double avgY = selectedNodeSet.Average(node => node.Y);
double leftMost = selectedNodeSet.Min(node => node.X);
double topMost = selectedNodeSet.Min(node => node.Y);
double rightMost = selectedNodeSet.Max(node => node.X + node.Width);
double leftShift = leftMost - 250;
#endregion
#region Handle full selected connectors
// Step 2: Determine all the connectors whose start/end owners are
// both in the selection set, and then move them from the current
// workspace into the new workspace.
var fullySelectedConns = new HashSet <ConnectorModel>(
currentWorkspace.Connectors.Where(
conn =>
{
bool startSelected = selectedNodeSet.Contains(conn.Start.Owner);
bool endSelected = selectedNodeSet.Contains(conn.End.Owner);
return(startSelected && endSelected);
}));
foreach (var connector in fullySelectedConns)
{
undoRecorder.RecordDeletionForUndo(connector);
connector.Delete();
}
#endregion
#region Handle partially selected connectors
// Step 3: Partially selected connectors (either one of its start
// and end owners is in the selection) are to be destroyed.
var partiallySelectedConns =
currentWorkspace.Connectors.Where(
conn =>
selectedNodeSet.Contains(conn.Start.Owner) ||
selectedNodeSet.Contains(conn.End.Owner)).ToList();
foreach (var connector in partiallySelectedConns)
{
undoRecorder.RecordDeletionForUndo(connector);
connector.Delete();
}
#endregion
#region Transfer nodes and connectors to new workspace
var newNodes = new List <NodeModel>();
// Step 4: move all nodes to new workspace remove from old
// PB: This could be more efficiently handled by a copy paste, but we
// are preservering the node
foreach (var node in selectedNodeSet)
{
undoRecorder.RecordDeletionForUndo(node);
currentWorkspace.RemoveNode(node);
// Assign a new guid to this node, otherwise when node is
// compiled to AST, literally it is still in global scope
// instead of in function scope.
node.GUID = Guid.NewGuid();
node.RenderPackages.Clear();
// shit nodes
node.X = node.X - leftShift;
node.Y = node.Y - topMost;
newNodes.Add(node);
}
foreach (var conn in fullySelectedConns)
{
ConnectorModel.Make(conn.Start.Owner, conn.End.Owner, conn.Start.Index, conn.End.Index);
}
#endregion
#region Process inputs
var inConnectors = new List <Tuple <NodeModel, int> >();
var uniqueInputSenders = new Dictionary <Tuple <NodeModel, int>, Symbol>();
//Step 3: insert variables (reference step 1)
foreach (var input in Enumerable.Range(0, inputs.Count).Zip(inputs, Tuple.Create))
{
int inputIndex = input.Item1;
NodeModel inputReceiverNode = input.Item2.Item1;
int inputReceiverData = input.Item2.Item2;
NodeModel inputNode = input.Item2.Item3.Item2;
int inputData = input.Item2.Item3.Item1;
Symbol node;
var key = Tuple.Create(inputNode, inputData);
if (uniqueInputSenders.ContainsKey(key))
{
node = uniqueInputSenders[key];
}
else
{
inConnectors.Add(Tuple.Create(inputNode, inputData));
node = new Symbol
{
InputSymbol = inputReceiverNode.InPortData[inputReceiverData].NickName,
X = 0
};
// Try to figure out the type of input of custom node
// from the type of input of selected node. There are
// two kinds of nodes whose input type are available:
// function node and custom node.
List <Library.TypedParameter> parameters = null;
if (inputReceiverNode is Function)
{
var func = inputReceiverNode as Function;
parameters = func.Controller.Definition.Parameters.ToList();
}
else if (inputReceiverNode is DSFunctionBase)
{
var dsFunc = inputReceiverNode as DSFunctionBase;
parameters = dsFunc.Controller.Definition.Parameters.ToList();
}
// so the input of custom node has format
// input_var_name : type
if (parameters != null && parameters.Count() > inputReceiverData)
{
var typeName = parameters[inputReceiverData].DisplayTypeName;
if (!string.IsNullOrEmpty(typeName))
{
node.InputSymbol += " : " + typeName;
}
}
node.SetNickNameFromAttribute();
node.Y = inputIndex * (50 + node.Height);
uniqueInputSenders[key] = node;
newNodes.Add(node);
}
//var curriedNode = curriedNodeArgs.FirstOrDefault(x => x.OuterNode == inputNode);
//if (curriedNode == null)
//{
ConnectorModel.Make(node, inputReceiverNode, 0, inputReceiverData);
//}
//else
//{
// //Connect it to the applier
// newNodeWorkspace.AddConnection(node, curriedNode.InnerNode, 0, 0);
// //Connect applier to the inner input receive
// newNodeWorkspace.AddConnection(
// curriedNode.InnerNode,
// inputReceiverNode,
// 0,
// inputReceiverData);
//}
}
#endregion
#region Process outputs
//List of all inner nodes to connect an output. Unique.
var outportList = new List <Tuple <NodeModel, int> >();
var outConnectors = new List <Tuple <NodeModel, int, int> >();
int i = 0;
if (outputs.Any())
{
foreach (var output in outputs)
{
if (outportList.All(x => !(x.Item1 == output.Item1 && x.Item2 == output.Item2)))
{
NodeModel outputSenderNode = output.Item1;
int outputSenderData = output.Item2;
//NodeModel outputReceiverNode = output.Item3.Item2;
//if (curriedNodeArgs.Any(x => x.OuterNode == outputReceiverNode))
// continue;
outportList.Add(Tuple.Create(outputSenderNode, outputSenderData));
//Create Symbol Node
var node = new Output
{
Symbol = outputSenderNode.OutPortData[outputSenderData].NickName,
X = rightMost + 75 - leftShift
};
node.Y = i * (50 + node.Height);
node.SetNickNameFromAttribute();
newNodes.Add(node);
ConnectorModel.Make(outputSenderNode, node, outputSenderData, 0);
i++;
}
}
//Connect outputs to new node
outConnectors.AddRange(
from output in outputs
let outputSenderNode = output.Item1
let outputSenderData = output.Item2
let outputReceiverData = output.Item3.Item1
let outputReceiverNode = output.Item3.Item2
select
Tuple.Create(
outputReceiverNode,
outportList.FindIndex(
x => x.Item1 == outputSenderNode && x.Item2 == outputSenderData),
outputReceiverData));
}
else
{
foreach (var hanging in
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.OutPortData.Count)
.Where(port => !node.HasOutput(port))
.Select(port => new { node, port })).Distinct())
{
//Create Symbol Node
var node = new Output
{
Symbol = hanging.node.OutPortData[hanging.port].NickName,
X = rightMost + 75 - leftShift
};
node.Y = i * (50 + node.Height);
node.SetNickNameFromAttribute();
newNodes.Add(node);
ConnectorModel.Make(hanging.node, node, hanging.port, 0);
i++;
}
}
#endregion
var newId = Guid.NewGuid();
newWorkspace = new CustomNodeWorkspaceModel(
args.Name,
args.Category,
args.Description,
nodeFactory,
newNodes,
Enumerable.Empty <NoteModel>(),
0,
0,
newId, currentWorkspace.ElementResolver, string.Empty);
newWorkspace.HasUnsavedChanges = true;
RegisterCustomNodeWorkspace(newWorkspace);
var collapsedNode = CreateCustomNodeInstance(newId, isTestMode: isTestMode);
collapsedNode.X = avgX;
collapsedNode.Y = avgY;
currentWorkspace.AddNode(collapsedNode, centered: false);
undoRecorder.RecordCreationForUndo(collapsedNode);
foreach (var connector in
inConnectors.Select((x, idx) => new { node = x.Item1, from = x.Item2, to = idx })
.Select(
nodeTuple =>
ConnectorModel.Make(
nodeTuple.node,
collapsedNode,
nodeTuple.@from,
nodeTuple.to))
.Where(connector => connector != null))
{
undoRecorder.RecordCreationForUndo(connector);
}
foreach (var connector in
outConnectors.Select(
nodeTuple =>
ConnectorModel.Make(
collapsedNode,
nodeTuple.Item1,
nodeTuple.Item2,
nodeTuple.Item3)).Where(connector => connector != null))
{
undoRecorder.RecordCreationForUndo(connector);
}
}
return(newWorkspace);
}
/// <summary>
/// Collapse a set of nodes in a given workspace. Has the side effects of prompting the user
/// first in order to obtain the name and category for the new node,
/// writes the function to a dyf file, adds it to the FunctionDict, adds it to search, and compiles and
/// places the newly created symbol (defining a lambda) in the Controller's FScheme Environment.
/// </summary>
/// <param name="selectedNodes"> The function definition for the user-defined node </param>
/// <param name="currentWorkspace"> The workspace where</param>
/// <param name="args"></param>
public static void Collapse(IEnumerable <NodeModel> selectedNodes, WorkspaceModel currentWorkspace, FunctionNamePromptEventArgs args = null)
{
var selectedNodeSet = new HashSet <NodeModel>(selectedNodes);
if (args == null || !args.Success)
{
args = new FunctionNamePromptEventArgs();
dynSettings.Controller.DynamoViewModel.OnRequestsFunctionNamePrompt(null, args);
//if (!dynSettings.Controller.DynamoViewModel.ShowNewFunctionDialog(ref newNodeName, ref newNodeCategory))
if (!args.Success)
{
return;
}
}
// Note that undoable actions are only recorded for the "currentWorkspace",
// the nodes which get moved into "newNodeWorkspace" are not recorded for undo,
// even in the new workspace. Their creations will simply be treated as part of
// the opening of that new workspace (i.e. when a user opens a file, she will
// not expect the nodes that show up to be undoable).
//
// After local nodes are moved into "newNodeWorkspace" as the result of
// conversion, if user performs an undo, new set of nodes will be created in
// "currentWorkspace" (not moving those nodes in the "newNodeWorkspace" back
// into "currentWorkspace"). In another word, undo recording is on a per-
// workspace basis, it does not work across different workspaces.
//
UndoRedoRecorder undoRecorder = currentWorkspace.UndoRecorder;
undoRecorder.BeginActionGroup();
var newNodeWorkspace = new CustomNodeWorkspaceModel(args.Name, args.Category, args.Description, 0, 0)
{
WatchChanges = false,
HasUnsavedChanges = true
};
var newNodeDefinition = new CustomNodeDefinition(Guid.NewGuid())
{
WorkspaceModel = newNodeWorkspace
};
currentWorkspace.DisableReporting();
#region Determine Inputs and Outputs
//Step 1: determine which nodes will be inputs to the new node
var inputs = new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node => Enumerable.Range(0, node.InPortData.Count).Where(node.HasConnectedInput)
.Select(data => Tuple.Create(node, data, node.Inputs[data]))
.Where(input => !selectedNodeSet.Contains(input.Item3.Item2))));
var outputs = new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node => Enumerable.Range(0, node.OutPortData.Count).Where(node.HasOutput).SelectMany(
data => node.Outputs[data]
.Where(output => !selectedNodeSet.Contains(output.Item2))
.Select(output => Tuple.Create(node, data, output)))));
#endregion
#region Detect 1-node holes (higher-order function extraction)
var curriedNodeArgs =
new HashSet <NodeModel>(
inputs
.Select(x => x.Item3.Item2)
.Intersect(outputs.Select(x => x.Item3.Item2)))
.Select(
outerNode =>
{
var node = new Apply1();
//MVVM : Don't make direct reference to view here
//MVVM: no reference to view here
//dynNodeView nodeUI = node.NodeUI;
var elNameAttrib =
node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as
NodeNameAttribute;
if (elNameAttrib != null)
{
node.NickName = elNameAttrib.Name;
}
node.GUID = Guid.NewGuid();
//store the element in the elements list
newNodeWorkspace.Nodes.Add(node);
node.WorkSpace = newNodeWorkspace;
node.DisableReporting();
//MVVM : Can't set view location here
//dynSettings.Bench.WorkBench.Children.Add(nodeUI);
//Place it in an appropriate spot
//Canvas.SetLeft(nodeUI, Canvas.GetLeft(outerNode.NodeUI));
//Canvas.SetTop(nodeUI, Canvas.GetTop(outerNode.NodeUI));
node.X = outerNode.X;
node.Y = outerNode.Y;
//Fetch all input ports
// in order
// that have inputs
// and whose input comes from an inner node
List <int> inPortsConnected = Enumerable.Range(0, outerNode.InPortData.Count)
.Where(
x =>
outerNode.HasInput(x) &&
selectedNodeSet.Contains(
outerNode.Inputs[x].Item2))
.ToList();
var nodeInputs = outputs
.Where(output => output.Item3.Item2 == outerNode)
.Select(
output =>
new
{
InnerNodeInputSender = output.Item1,
OuterNodeInPortData = output.Item3.Item1
}).ToList();
nodeInputs.ForEach(_ => node.AddInput());
node.RegisterAllPorts();
return(new
{
OuterNode = outerNode,
InnerNode = node,
Outputs = inputs.Where(input => input.Item3.Item2 == outerNode)
.Select(input => input.Item3.Item1),
Inputs = nodeInputs,
OuterNodePortDataList = inPortsConnected
});
}).ToList();
#endregion
#region UI Positioning Calculations
double avgX = selectedNodeSet.Average(node => node.X);
double avgY = selectedNodeSet.Average(node => node.Y);
double leftMost = selectedNodeSet.Min(node => node.X);
double topMost = selectedNodeSet.Min(node => node.Y);
double rightMost = selectedNodeSet.Max(node => node.X + node.Width);
#endregion
#region Handle full selected connectors
// Step 2: Determine all the connectors whose start/end owners are
// both in the selection set, and then move them from the current
// workspace into the new workspace.
var fullySelectedConns = new HashSet <ConnectorModel>(
currentWorkspace.Connectors.Where(conn =>
{
bool startSelected = selectedNodeSet.Contains(conn.Start.Owner);
bool endSelected = selectedNodeSet.Contains(conn.End.Owner);
return(startSelected && endSelected);
}));
foreach (var ele in fullySelectedConns)
{
undoRecorder.RecordDeletionForUndo(ele);
currentWorkspace.Connectors.Remove(ele);
}
#endregion
#region Handle partially selected connectors
// Step 3: Partially selected connectors (either one of its start
// and end owners is in the selection) are to be destroyed.
var partiallySelectedConns =
currentWorkspace.Connectors.Where(
conn =>
selectedNodeSet.Contains(conn.Start.Owner) ||
selectedNodeSet.Contains(conn.End.Owner)).ToList();
foreach (ConnectorModel connector in partiallySelectedConns)
{
undoRecorder.RecordDeletionForUndo(connector);
connector.NotifyConnectedPortsOfDeletion();
currentWorkspace.Connectors.Remove(connector);
}
#endregion
#region Transfer nodes and connectors to new workspace
// Step 4: move all nodes to new workspace remove from old
foreach (var ele in selectedNodeSet)
{
undoRecorder.RecordDeletionForUndo(ele);
ele.SaveResult = false;
currentWorkspace.Nodes.Remove(ele);
ele.WorkSpace = newNodeWorkspace;
}
// add to new
newNodeWorkspace.Nodes.AddRange(selectedNodeSet);
newNodeWorkspace.Connectors.AddRange(fullySelectedConns);
double leftShift = leftMost - 250;
foreach (NodeModel node in newNodeWorkspace.Nodes)
{
node.X = node.X - leftShift;
node.Y = node.Y - topMost;
}
#endregion
foreach (var node in newNodeWorkspace.Nodes)
{
node.DisableReporting();
}
#region Process inputs
var inConnectors = new List <Tuple <NodeModel, int> >();
var uniqueInputSenders = new Dictionary <Tuple <NodeModel, int>, Symbol>();
//Step 3: insert variables (reference step 1)
foreach (var input in Enumerable.Range(0, inputs.Count).Zip(inputs, Tuple.Create))
{
int inputIndex = input.Item1;
NodeModel inputReceiverNode = input.Item2.Item1;
int inputReceiverData = input.Item2.Item2;
NodeModel inputNode = input.Item2.Item3.Item2;
int inputData = input.Item2.Item3.Item1;
Symbol node;
var key = Tuple.Create(inputNode, inputData);
if (uniqueInputSenders.ContainsKey(key))
{
node = uniqueInputSenders[key];
}
else
{
//MVVM : replace NodeUI reference with node
inConnectors.Add(Tuple.Create(inputNode, inputData));
//Create Symbol Node
node = new Symbol
{
InputSymbol = inputReceiverNode.InPortData[inputReceiverData].NickName
};
//MVVM : Don't make direct reference to view here
//dynNodeView nodeUI = node.NodeUI;
var elNameAttrib =
node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as NodeNameAttribute;
if (elNameAttrib != null)
{
node.NickName = elNameAttrib.Name;
}
node.GUID = Guid.NewGuid();
//store the element in the elements list
newNodeWorkspace.Nodes.Add(node);
node.WorkSpace = newNodeWorkspace;
node.DisableReporting();
node.X = 0;
node.Y = inputIndex * (50 + node.Height);
uniqueInputSenders[key] = node;
}
var curriedNode = curriedNodeArgs.FirstOrDefault(x => x.OuterNode == inputNode);
if (curriedNode == null)
{
var conn1 = ConnectorModel.Make(node,
inputReceiverNode,
0,
inputReceiverData,
PortType.INPUT);
if (conn1 != null)
{
newNodeWorkspace.Connectors.Add(conn1);
}
}
else
{
//Connect it to the applier
var conn = ConnectorModel.Make(node,
curriedNode.InnerNode,
0,
0,
PortType.INPUT);
if (conn != null)
{
newNodeWorkspace.Connectors.Add(conn);
}
//Connect applier to the inner input receive
var conn2 = ConnectorModel.Make(
curriedNode.InnerNode,
inputReceiverNode,
0,
inputReceiverData,
PortType.INPUT);
if (conn2 != null)
{
newNodeWorkspace.Connectors.Add(conn2);
}
}
}
#endregion
#region Process outputs
//List of all inner nodes to connect an output. Unique.
var outportList = new List <Tuple <NodeModel, int> >();
var outConnectors = new List <Tuple <NodeModel, int, int> >();
int i = 0;
if (outputs.Any())
{
foreach (var output in outputs)
{
if (outportList.All(x => !(x.Item1 == output.Item1 && x.Item2 == output.Item2)))
{
NodeModel outputSenderNode = output.Item1;
int outputSenderData = output.Item2;
NodeModel outputReceiverNode = output.Item3.Item2;
if (curriedNodeArgs.Any(x => x.OuterNode == outputReceiverNode))
{
continue;
}
outportList.Add(Tuple.Create(outputSenderNode, outputSenderData));
//Create Symbol Node
var node = new Output
{
Symbol = outputSenderNode.OutPortData[outputSenderData].NickName
};
//dynNodeView nodeUI = node.NodeUI;
var elNameAttrib =
node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), false)[0] as
NodeNameAttribute;
if (elNameAttrib != null)
{
node.NickName = elNameAttrib.Name;
}
node.GUID = Guid.NewGuid();
//store the element in the elements list
newNodeWorkspace.Nodes.Add(node);
node.WorkSpace = newNodeWorkspace;
node.DisableReporting();
node.X = rightMost + 75 - leftShift;
node.Y = i * (50 + node.Height);
var conn = ConnectorModel.Make(
outputSenderNode,
node,
outputSenderData,
0,
PortType.INPUT);
if (conn != null)
{
newNodeWorkspace.Connectors.Add(conn);
}
i++;
}
}
//Connect outputs to new node
foreach (var output in outputs)
{
//Node to be connected to in CurrentWorkspace
NodeModel outputSenderNode = output.Item1;
//Port to be connected to on outPutNode_outer
int outputSenderData = output.Item2;
int outputReceiverData = output.Item3.Item1;
NodeModel outputReceiverNode = output.Item3.Item2;
var curriedNode = curriedNodeArgs.FirstOrDefault(x => x.OuterNode == outputReceiverNode);
if (curriedNode == null)
{
// we create the connectors in the current space later
//MVVM : replaced multiple dynNodeView refrences with dynNode
outConnectors.Add(
Tuple.Create(
outputReceiverNode,
outportList.FindIndex(
x => x.Item1 == outputSenderNode && x.Item2 == outputSenderData),
outputReceiverData));
}
else
{
int targetPort =
curriedNode.Inputs.First(x => x.InnerNodeInputSender == outputSenderNode)
.OuterNodeInPortData;
int targetPortIndex = curriedNode.OuterNodePortDataList.IndexOf(targetPort);
//Connect it (new dynConnector)
var conn = ConnectorModel.Make(
outputSenderNode,
curriedNode.InnerNode,
outputSenderData,
targetPortIndex + 1,
PortType.INPUT);
if (conn != null)
{
newNodeWorkspace.Connectors.Add(conn);
}
}
}
}
else
{
foreach (var hanging in
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.OutPortData.Count)
.Where(port => !node.HasOutput(port))
.Select(port => new { node, port })).Distinct())
{
//Create Symbol Node
var node = new Output
{
Symbol = hanging.node.OutPortData[hanging.port].NickName
};
//dynNodeView nodeUI = node.NodeUI;
var elNameAttrib =
node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), false)[0] as
NodeNameAttribute;
if (elNameAttrib != null)
{
node.NickName = elNameAttrib.Name;
}
node.GUID = Guid.NewGuid();
//store the element in the elements list
newNodeWorkspace.Nodes.Add(node);
node.WorkSpace = newNodeWorkspace;
node.DisableReporting();
node.X = rightMost + 75 - leftShift;
node.Y = i * (50 + node.Height);
var conn = ConnectorModel.Make(
hanging.node,
node,
hanging.port,
0,
PortType.INPUT);
if (conn != null)
{
newNodeWorkspace.Connectors.Add(conn);
}
i++;
}
}
#endregion
// save and load the definition from file
newNodeDefinition.SyncWithWorkspace(true, true);
dynSettings.Controller.DynamoModel.Workspaces.Add(newNodeWorkspace);
string name = newNodeDefinition.FunctionId.ToString();
var collapsedNode = dynSettings.Controller.DynamoModel.CreateNode(avgX, avgY, name);
undoRecorder.RecordCreationForUndo(collapsedNode);
// place the node as intended, not centered
collapsedNode.X = avgX;
collapsedNode.Y = avgY;
collapsedNode.DisableReporting();
foreach (var nodeTuple in inConnectors.Select((x, idx) => new { node = x.Item1, from = x.Item2, to = idx }))
{
var conn = ConnectorModel.Make(
nodeTuple.node,
collapsedNode,
nodeTuple.from,
nodeTuple.to,
PortType.INPUT);
if (conn != null)
{
currentWorkspace.Connectors.Add(conn);
undoRecorder.RecordCreationForUndo(conn);
}
}
foreach (var nodeTuple in outConnectors)
{
var conn = ConnectorModel.Make(
collapsedNode,
nodeTuple.Item1,
nodeTuple.Item2,
nodeTuple.Item3,
PortType.INPUT);
if (conn != null)
{
currentWorkspace.Connectors.Add(conn);
undoRecorder.RecordCreationForUndo(conn);
}
}
undoRecorder.EndActionGroup();
collapsedNode.EnableReporting();
currentWorkspace.EnableReporting();
foreach (var node in newNodeWorkspace.Nodes)
{
node.EnableReporting();
}
newNodeWorkspace.WatchChanges = true;
}
/// <summary>
/// Collapse a set of nodes in a given workspace.
/// </summary>
/// <param name="dynamoModel">The current DynamoModel</param>
/// <param name="selectedNodes"> The function definition for the user-defined node </param>
/// <param name="currentWorkspace"> The workspace where</param>
/// <param name="args"></param>
public static void Collapse(DynamoModel dynamoModel,
IEnumerable <NodeModel> selectedNodes,
WorkspaceModel currentWorkspace,
FunctionNamePromptEventArgs args = null)
{
if (args == null || !args.Success)
{
args = new FunctionNamePromptEventArgs();
dynamoModel.OnRequestsFunctionNamePrompt(null, args);
if (!args.Success)
{
return;
}
}
var selectedNodeSet = new HashSet <NodeModel>(selectedNodes);
// Note that undoable actions are only recorded for the "currentWorkspace",
// the nodes which get moved into "newNodeWorkspace" are not recorded for undo,
// even in the new workspace. Their creations will simply be treated as part of
// the opening of that new workspace (i.e. when a user opens a file, she will
// not expect the nodes that show up to be undoable).
//
// After local nodes are moved into "newNodeWorkspace" as the result of
// conversion, if user performs an undo, new set of nodes will be created in
// "currentWorkspace" (not moving those nodes in the "newNodeWorkspace" back
// into "currentWorkspace"). In another word, undo recording is on a per-
// workspace basis, it does not work across different workspaces.
//
UndoRedoRecorder undoRecorder = currentWorkspace.UndoRecorder;
using (undoRecorder.BeginActionGroup())
{
var newNodeWorkspace = new CustomNodeWorkspaceModel(
dynamoModel,
args.Name,
args.Category,
args.Description,
0,
0)
{
WatchChanges = false, HasUnsavedChanges = true
};
var newNodeDefinition = new CustomNodeDefinition(Guid.NewGuid())
{
WorkspaceModel = newNodeWorkspace
};
currentWorkspace.DisableReporting();
#region Determine Inputs and Outputs
//Step 1: determine which nodes will be inputs to the new node
var inputs =
new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.InPortData.Count)
.Where(node.HasConnectedInput)
.Select(data => Tuple.Create(node, data, node.Inputs[data]))
.Where(input => !selectedNodeSet.Contains(input.Item3.Item2))));
var outputs =
new HashSet <Tuple <NodeModel, int, Tuple <int, NodeModel> > >(
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.OutPortData.Count)
.Where(node.HasOutput)
.SelectMany(
data =>
node.Outputs[data].Where(
output => !selectedNodeSet.Contains(output.Item2))
.Select(output => Tuple.Create(node, data, output)))));
#endregion
#region Detect 1-node holes (higher-order function extraction)
dynamoModel.Logger.LogWarning("Could not repair 1-node holes", WarningLevel.Mild);
// http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-5603
//var curriedNodeArgs =
// new HashSet<NodeModel>(
// inputs.Select(x => x.Item3.Item2)
// .Intersect(outputs.Select(x => x.Item3.Item2))).Select(
// outerNode =>
// {
// //var node = new Apply1();
// var node = newNodeWorkspace.AddNode<Apply1>();
// node.SetNickNameFromAttribute();
// node.DisableReporting();
// node.X = outerNode.X;
// node.Y = outerNode.Y;
// //Fetch all input ports
// // in order
// // that have inputs
// // and whose input comes from an inner node
// List<int> inPortsConnected =
// Enumerable.Range(0, outerNode.InPortData.Count)
// .Where(
// x =>
// outerNode.HasInput(x)
// && selectedNodeSet.Contains(
// outerNode.Inputs[x].Item2))
// .ToList();
// var nodeInputs =
// outputs.Where(output => output.Item3.Item2 == outerNode)
// .Select(
// output =>
// new
// {
// InnerNodeInputSender = output.Item1,
// OuterNodeInPortData = output.Item3.Item1
// })
// .ToList();
// nodeInputs.ForEach(_ => node.AddInput());
// node.RegisterAllPorts();
// return
// new
// {
// OuterNode = outerNode,
// InnerNode = node,
// Outputs =
// inputs.Where(
// input => input.Item3.Item2 == outerNode)
// .Select(input => input.Item3.Item1),
// Inputs = nodeInputs,
// OuterNodePortDataList = inPortsConnected
// };
// }).ToList();
#endregion
#region UI Positioning Calculations
double avgX = selectedNodeSet.Average(node => node.X);
double avgY = selectedNodeSet.Average(node => node.Y);
double leftMost = selectedNodeSet.Min(node => node.X);
double topMost = selectedNodeSet.Min(node => node.Y);
double rightMost = selectedNodeSet.Max(node => node.X + node.Width);
#endregion
#region Handle full selected connectors
// Step 2: Determine all the connectors whose start/end owners are
// both in the selection set, and then move them from the current
// workspace into the new workspace.
var fullySelectedConns =
new HashSet <ConnectorModel>(
currentWorkspace.Connectors.Where(
conn =>
{
bool startSelected = selectedNodeSet.Contains(conn.Start.Owner);
bool endSelected = selectedNodeSet.Contains(conn.End.Owner);
return(startSelected && endSelected);
}));
foreach (var ele in fullySelectedConns)
{
undoRecorder.RecordDeletionForUndo(ele);
currentWorkspace.Connectors.Remove(ele);
}
#endregion
#region Handle partially selected connectors
// Step 3: Partially selected connectors (either one of its start
// and end owners is in the selection) are to be destroyed.
var partiallySelectedConns =
currentWorkspace.Connectors.Where(
conn =>
selectedNodeSet.Contains(conn.Start.Owner) ||
selectedNodeSet.Contains(conn.End.Owner)).ToList();
foreach (ConnectorModel connector in partiallySelectedConns)
{
undoRecorder.RecordDeletionForUndo(connector);
connector.NotifyConnectedPortsOfDeletion();
currentWorkspace.Connectors.Remove(connector);
}
#endregion
#region Transfer nodes and connectors to new workspace
// Step 4: move all nodes to new workspace remove from old
// PB: This could be more efficiently handled by a copy paste, but we
// are preservering the node
foreach (var ele in selectedNodeSet)
{
undoRecorder.RecordDeletionForUndo(ele);
ele.SaveResult = false;
currentWorkspace.Nodes.Remove(ele);
// VisualizationManager and EngineController subscribe
// NodeDeleted event, so notify them that this node has
// been deleted.
dynamoModel.OnNodeDeleted(ele);
// Assign a new guid to this node, otherwise when node is
// compiled to AST, literally it is still in global scope
// instead of in function scope.
ele.GUID = Guid.NewGuid();
ele.RenderPackages.Clear();
ele.Workspace = newNodeWorkspace;
}
// add to new
newNodeWorkspace.Nodes.AddRange(selectedNodeSet);
newNodeWorkspace.Connectors.AddRange(fullySelectedConns);
foreach (var node in newNodeWorkspace.Nodes)
{
node.DisableReporting();
}
double leftShift = leftMost - 250;
foreach (NodeModel node in newNodeWorkspace.Nodes)
{
node.X = node.X - leftShift;
node.Y = node.Y - topMost;
}
#endregion
#region Process inputs
var inConnectors = new List <Tuple <NodeModel, int> >();
var uniqueInputSenders = new Dictionary <Tuple <NodeModel, int>, Symbol>();
//Step 3: insert variables (reference step 1)
foreach (var input in Enumerable.Range(0, inputs.Count).Zip(inputs, Tuple.Create))
{
int inputIndex = input.Item1;
NodeModel inputReceiverNode = input.Item2.Item1;
int inputReceiverData = input.Item2.Item2;
NodeModel inputNode = input.Item2.Item3.Item2;
int inputData = input.Item2.Item3.Item1;
Symbol node;
var key = Tuple.Create(inputNode, inputData);
if (uniqueInputSenders.ContainsKey(key))
{
node = uniqueInputSenders[key];
}
else
{
inConnectors.Add(Tuple.Create(inputNode, inputData));
node = newNodeWorkspace.AddNode <Symbol>();
node.InputSymbol = inputReceiverNode.InPortData[inputReceiverData].NickName;
node.SetNickNameFromAttribute();
node.DisableReporting();
node.X = 0;
node.Y = inputIndex * (50 + node.Height);
uniqueInputSenders[key] = node;
}
//var curriedNode = curriedNodeArgs.FirstOrDefault(x => x.OuterNode == inputNode);
//if (curriedNode == null)
//{
newNodeWorkspace.AddConnection(
node,
inputReceiverNode,
0,
inputReceiverData);
//}
//else
//{
// //Connect it to the applier
// newNodeWorkspace.AddConnection(node, curriedNode.InnerNode, 0, 0);
// //Connect applier to the inner input receive
// newNodeWorkspace.AddConnection(
// curriedNode.InnerNode,
// inputReceiverNode,
// 0,
// inputReceiverData);
//}
}
#endregion
#region Process outputs
//List of all inner nodes to connect an output. Unique.
var outportList = new List <Tuple <NodeModel, int> >();
var outConnectors = new List <Tuple <NodeModel, int, int> >();
int i = 0;
if (outputs.Any())
{
foreach (var output in outputs)
{
if (
outportList.All(
x => !(x.Item1 == output.Item1 && x.Item2 == output.Item2)))
{
NodeModel outputSenderNode = output.Item1;
int outputSenderData = output.Item2;
NodeModel outputReceiverNode = output.Item3.Item2;
//if (curriedNodeArgs.Any(x => x.OuterNode == outputReceiverNode))
// continue;
outportList.Add(Tuple.Create(outputSenderNode, outputSenderData));
//Create Symbol Node
var node = newNodeWorkspace.AddNode <Output>();
node.Symbol = outputSenderNode.OutPortData[outputSenderData].NickName;
node.SetNickNameFromAttribute();
node.DisableReporting();
node.X = rightMost + 75 - leftShift;
node.Y = i * (50 + node.Height);
newNodeWorkspace.AddConnection(
outputSenderNode,
node,
outputSenderData,
0);
i++;
}
}
//Connect outputs to new node
foreach (var output in outputs)
{
//Node to be connected to in CurrentWorkspace
NodeModel outputSenderNode = output.Item1;
//Port to be connected to on outPutNode_outer
int outputSenderData = output.Item2;
int outputReceiverData = output.Item3.Item1;
NodeModel outputReceiverNode = output.Item3.Item2;
//var curriedNode =
// curriedNodeArgs.FirstOrDefault(x => x.OuterNode == outputReceiverNode);
//if (curriedNode == null)
//{
// we create the connectors in the current space later
outConnectors.Add(
Tuple.Create(
outputReceiverNode,
outportList.FindIndex(
x =>
x.Item1 == outputSenderNode &&
x.Item2 == outputSenderData),
outputReceiverData));
//}
//else
//{
// int targetPort =
// curriedNode.Inputs.First(
// x => x.InnerNodeInputSender == outputSenderNode)
// .OuterNodeInPortData;
// int targetPortIndex =
// curriedNode.OuterNodePortDataList.IndexOf(targetPort);
// //Connect it (new dynConnector)
// newNodeWorkspace.AddConnection(
// outputSenderNode,
// curriedNode.InnerNode,
// outputSenderData,
// targetPortIndex + 1);
//}
}
}
else
{
foreach (var hanging in
selectedNodeSet.SelectMany(
node =>
Enumerable.Range(0, node.OutPortData.Count)
.Where(port => !node.HasOutput(port))
.Select(port => new { node, port })).Distinct())
{
//Create Symbol Node
var node = newNodeWorkspace.AddNode <Output>();
node.Symbol = hanging.node.OutPortData[hanging.port].NickName;
node.SetNickNameFromAttribute();
//store the element in the elements list
node.DisableReporting();
node.X = rightMost + 75 - leftShift;
node.Y = i * (50 + node.Height);
newNodeWorkspace.AddConnection(hanging.node, node, hanging.port, 0);
i++;
}
}
#endregion
// save and load the definition from file
newNodeDefinition.SyncWithWorkspace(dynamoModel, true, true);
dynamoModel.Workspaces.Add(newNodeWorkspace);
string name = newNodeDefinition.FunctionId.ToString();
var collapsedNode = currentWorkspace.AddNode(avgX, avgY, name);
undoRecorder.RecordCreationForUndo(collapsedNode);
// place the node as intended, not centered
collapsedNode.X = avgX;
collapsedNode.Y = avgY;
collapsedNode.DisableReporting();
foreach (
var nodeTuple in
inConnectors.Select(
(x, idx) => new { node = x.Item1, from = x.Item2, to = idx }))
{
var conn = currentWorkspace.AddConnection(
nodeTuple.node,
collapsedNode,
nodeTuple.from,
nodeTuple.to);
if (conn != null)
{
undoRecorder.RecordCreationForUndo(conn);
}
}
foreach (var nodeTuple in outConnectors)
{
var conn = currentWorkspace.AddConnection(
collapsedNode,
nodeTuple.Item1,
nodeTuple.Item2,
nodeTuple.Item3);
if (conn != null)
{
undoRecorder.RecordCreationForUndo(conn);
}
}
collapsedNode.EnableReporting();
currentWorkspace.EnableReporting();
foreach (var node in newNodeWorkspace.Nodes)
{
node.EnableReporting();
}
newNodeWorkspace.WatchChanges = true;
}
}