static void Main(string[] args)
    {
        int N = int.Parse(Console.ReadLine());
        HashSet<House> Houses = new HashSet<House>();
        long amountOfCable = 0;
        for (int i = 0; i < N; i++)
        {
            string[] inputs = Console.ReadLine().Split(' ');
            Houses.Add(new House { X = int.Parse(inputs[0]), Y = int.Parse(inputs[1]) });
        }

        //Core: Calculate Average House Y index
        double Avg = Houses.Sum(x => x.Y) / N;

        //Core:find the house closest to the Avg Y and use its Y coordinate
        int closest = Houses.OrderBy(x => Math.Abs(x.Y - Avg)).First().Y;

        //lay the mainline
        amountOfCable += (Houses.Max(x => x.X) - Houses.Min(x => x.X));

        //per other House calculate distance from location to mainline
        foreach (var i in Houses)
        {
            amountOfCable += i.Y > closest ? i.Y - closest : closest - i.Y;
        }

        // Write an action using Console.WriteLine()
        // To debug: Console.Error.WriteLine("Debug messages...");

        Console.WriteLine(amountOfCable);
    }
        public long GetNextAvailableLong(List<long> values, bool returnZero)
        {
            if (values == null || !values.Any())
            {
                if (returnZero)
                {
                    return 0;
                }
                else
                {
                    return 1;
                }
            }

            HashSet<long> hashSetValues = new HashSet<long>(values);

            long x = hashSetValues.Min();

            while (hashSetValues.Any(m => m == x))
            {
                x++;
                if (x == 0 && !returnZero)
                {
                    x++;
                }
            }

            return x;
        }
        static void Main()
        {
            var collection = new HashSet<double> { 5.2, 8, -3.14, 0, 55 };

            Console.WriteLine(collection.Sum());
            Console.WriteLine(collection.Product());
            Console.WriteLine(collection.Min());
            Console.WriteLine(collection.Max());
            Console.WriteLine(collection.Average());
        }
Example #4
0
        public void FullRangeHit(Int32 maximum)
        {
            var rolls = new HashSet<Int32>();
            while (LoopShouldStillRun() && rolls.Count < maximum)
                rolls.Add(Dice.Roll().d(maximum));

            Assert.That(rolls.Min(), Is.EqualTo(1));
            Assert.That(rolls.Max(), Is.EqualTo(maximum));
            Assert.That(rolls.Count, Is.EqualTo(maximum));
            Assert.Pass("Iterations: {0}", iterations);
        }
Example #5
0
        public HotnessDetector(HashSet<double> allLatitudes, HashSet<double> allLongitudes)
        {
            // Get the entire list of waypoints within a single hunt
            // (or at least every latitude and longitude)
            // and determine the bounds of the playfield.

            // The playfield width is determined from the eastmost latitude
            // of the waypoints and the westmost latitude of the waypoints.
            // The playfield height is determined from the northernmost longitude
            // of the waypoints and the southernmost longitude of the waypoints.

            playfield = new GeoArea(allLongitudes.Min(), allLongitudes.Max(), allLatitudes.Max(), allLatitudes.Min());
        }
        /// <summary>
        /// Generic path finding. Works on any map type.
        /// </summary>
        /// <returns>A list of paths to take to move from the start node to the goal node using the minimum number of paths, or null if no such list exists.</returns>
        public static List<Path> Find(IGameMap map, IMapNode start, IMapNode goal)
        {
            if (start == goal)
                return new List<Path>();
            Dictionary<IMapNode, int> distance = new Dictionary<IMapNode, int>();
            Dictionary<IMapNode, Path> previous = new Dictionary<IMapNode, Path>();

            ICollection<IMapNode> unvisited = new HashSet<IMapNode>();

            foreach (IMapNode node in map.Nodes)
            {
                distance.Add(node, Int32.MaxValue);
                previous.Add(node, null);
                unvisited.Add(node);
            }

            distance[start] = 0;

            while (unvisited.Count > 0)
            {
                IMapNode currentNode = unvisited.First(x => distance[x] == unvisited.Min(y => distance[y]));
                unvisited.Remove(currentNode);

                if (currentNode == goal)
                    break;

                foreach (Path p in map.GetPathsFrom(currentNode))
                {
                    IMapNode neighbor = p.To;
                    int alternateDistance = distance[currentNode] + 1;
                    if (alternateDistance < distance[neighbor])
                    {
                        distance[neighbor] = alternateDistance;
                        previous[neighbor] = p;
                    }
                }
            }

            List<Path> path = new List<Path>();
            Path prevPath = previous[goal];

            do
            {
                path.Insert(0, prevPath);
                prevPath = previous[prevPath.From];
            } while (prevPath != null);

            return path;
        }
        public void FindSmallestMemberOfChain()
        {
            var chainLength = GetChainLength(402170);
            chainLength.Should().Be(65);
            var chain = new HashSet<long>();
            long startingNumber = 402170;

            long currentNumber = startingNumber;
            while (!chain.Contains(currentNumber))
            {
                chain.Add(currentNumber);
                var factors = FactorHelper.GetProperFactorsOf(currentNumber);
                var sum = factors.Sum();
                currentNumber = sum;
            }

            var smallest = chain.Min();
            Console.WriteLine("Smallest member of longest chain: {0}", smallest);
        }
Example #8
0
        /// <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;
        }
		public ColorGradientWidget(GCodeFile gcodeFileTest)
			: base(FlowDirection.TopToBottom)
		{
			BackgroundColor = new RGBA_Bytes(0, 0, 0, 120);

			HashSet<float> speeds = new HashSet<float>();
			PrinterMachineInstruction previousInstruction = gcodeFileTest.Instruction(0);
			for (int i = 1; i < gcodeFileTest.LineCount; i++)
			{
				PrinterMachineInstruction instruction = gcodeFileTest.Instruction(i);
				if (instruction.EPosition > previousInstruction.EPosition && (instruction.Line.IndexOf('X') != -1 || instruction.Line.IndexOf('Y') != -1))
				{
					speeds.Add((float)instruction.FeedRate);
				}
				previousInstruction = instruction;
			}

			ExtrusionColors extrusionColors = new ExtrusionColors();

			speeds.Select(speed => extrusionColors.GetColorForSpeed(speed)).ToArray();

			if(speeds.Count <= 0)
			{
				// There are no paths so don't generate the rest of the widget.
				return;
			}

			float min = speeds.Min();
			float max = speeds.Max();
			int maxItems = Math.Min(7, speeds.Count());

			int count = maxItems - 1;
			float increment = (max - min) / count;
			int index = 0;

			int[] rangeValues;
			if (speeds.Count < 8)
			{
				rangeValues = speeds.Select(s => (int)s).OrderBy(i => i).ToArray();
			}
			else
			{
				rangeValues = Enumerable.Range(0, maxItems).Select(x => (int)(min + increment * index++)).ToArray();
			}

			RGBA_Bytes[] speedColors = rangeValues.OrderBy(s => s).Select(speed => extrusionColors.GetColorForSpeed(speed)).ToArray();

			for (int i = 0; i < speedColors.Length; i++)
			{
				RGBA_Bytes color = speedColors[i];
				int speed = rangeValues[i];

				GuiWidget colorWidget = new GuiWidget();
				colorWidget.Width = 20;
				colorWidget.Height = 20;
				colorWidget.BackgroundColor = color;
				colorWidget.Margin = new BorderDouble(2);
				double feedRateToMMPerSecond = speed / 60;

				ColorToSpeedWidget colorToSpeedWidget = new ColorToSpeedWidget(colorWidget, feedRateToMMPerSecond);
				this.AddChild(colorToSpeedWidget);
			}

			Margin = new BorderDouble(5, 5, 200, 50);
			HAnchor |= Agg.UI.HAnchor.ParentLeft;
			VAnchor = Agg.UI.VAnchor.ParentTop;
		}
        public static IList<RaveDetails> GetRaveDetailsFromEventIDs(IEnumerable<Int64> eventIds)
        {
            _fb.AccessToken = _GenericAccessToken;

            string fields = "eid, name, pic_square, start_time, end_time, is_date_only, creator, update_time, location, venue";
            string eidList = string.Join(",", eventIds.ToArray());
            dynamic fqlResult = _fb.Get("fql", new { q = String.Format("SELECT {0} FROM event WHERE eid IN ({1})", fields, eidList) });
            JsonArray fqlEventResults = fqlResult.data;

            IList<RaveDetails> eventResults = new List<RaveDetails>();
            HashSet<Venue> venueResults = new HashSet<Venue>();
            HashSet<Rave> raveResults = new HashSet<Rave>();
            foreach (dynamic fqlEvent in fqlEventResults)
            {
                Int64? creatorId = fqlEvent.creator ?? 0;
                Int64? eventId = fqlEvent.eid;
                Int64? venueId = 0;
                if (fqlEvent.venue.Count > 0)
                {
                     dynamic jsonVenue = (JsonObject)fqlEvent.venue;
                     venueId = jsonVenue.id ?? 0;
                }

                Rave aRave = null;
                Venue aVenue = null;
                Owner aOwner = null;
                if (eventId != null)
                {
                    // Get the owner; no chance for duplications
                    aOwner = GetRaveOwnerFromUserID(creatorId);

                    // Before querying for the Venue, make sure we haven't already queried it
                    if (venueResults.Any(v => v.VenueID == venueId))
                    {
                        aVenue = venueResults.First(v => v.VenueID == venueId);
                    }
                    else if (fqlEvent.venue.Count > 0)
                    {
                        aVenue = GetVenueFromJsonObject((JsonObject)fqlEvent.venue);
                        if (aVenue == null)
                        {
                          // If no facebook page exists for this Venue, create a new negative ID
                          // All negative ID's therefore show that the Venue does not exist on Facebook
                                                    aVenue = new Venue();
                          using (RaveRadarContext _db = new RaveRadarContext())
                          {
                              long dbMin = _db.Venues.Min(v => v.VenueID).GetValueOrDefault(0);
                              long syncMin = venueResults.Min(v => v.VenueID).GetValueOrDefault(0);
                              aVenue.VenueID = (dbMin <= syncMin ? dbMin : syncMin) - 1;
                                                            aVenue.Name = fqlEvent.location ?? string.Empty;
                                                            aVenue.GetLocationFromGoogle(fqlEvent.location ?? string.Empty);

                                                            // If no location found, reset venue to null
                                                            if (aVenue.GetLocation() == null)
                                                            {
                                                                aVenue = null;
                                                            }
                          }
                        }

                                                if (aVenue != null)
                                                {
                                                    venueResults.Add(aVenue);
                                                }
                    }

                    // Before querying for the Rave, make sure we haven't already queried it
                    if (raveResults.Any(r => r.RaveID == eventId))
                    {
                        aRave = raveResults.First(r => r.RaveID == eventId);
                    }
                    else
                    {
                        aRave = new Rave();
                        aRave.RaveID = eventId ?? 0; // Should never happen
                        aRave.OwnerID = aOwner.OwnerID;
                        if (aVenue == null) { aRave.VenueID = null; } else { aRave.VenueID = aVenue.VenueID; }
                        aRave.Name = fqlEvent.name ?? string.Empty;
                        aRave.PicURL = fqlEvent.pic_square ?? ConfigurationManager.AppSettings["DefaultRaveIcon"].ToString();

                        aRave.StartTime = ConvertFacebookDateToLocal(fqlEvent.start_time, fqlEvent.is_date_only);
                        if (fqlEvent.end_time == null) { aRave.EndTime = null; }
                        else { aRave.EndTime = ConvertFacebookDateToLocal(fqlEvent.end_time, fqlEvent.is_date_only); }
                        aRave.IsDateOnly = fqlEvent.is_date_only;
                        aRave.Location = fqlEvent.location ?? string.Empty;
                        aRave.IsApproved = (aOwner == null ? false : aOwner.IsTrusted);
                        aRave.SubmitterID = null;
                        aRave.UpdateTime = DateTimeConvertor.FromUnixTime((double)fqlEvent.update_time);
                        raveResults.Add(aRave);
                    }
                }

                // Put all the details together to create one object
                eventResults.Add(new RaveDetails(aRave, aOwner, aVenue));
            }

            return eventResults;
        }
Example #11
0
        /// <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>
        internal static void Collapse(IEnumerable<dynNode> selectedNodes, dynWorkspace currentWorkspace)
        {
            var selectedNodeSet = new HashSet<dynNode>(selectedNodes);

            // TODO: this code needs refactoring
            #region Prompt

            //First, prompt the user to enter a name
            string newNodeName, newNodeCategory;
            string error = "";

            do
            {
                var dialog = new FunctionNamePrompt(dynSettings.Controller.SearchViewModel.Categories, error);
                if (dialog.ShowDialog() != true)
                {
                    return;
                }

                newNodeName = dialog.Text;
                newNodeCategory = dialog.Category;

                if (dynSettings.Controller.CustomNodeLoader.Contains(newNodeName))
                {
                    error = "A function with this name already exists.";
                }
                else if (newNodeCategory.Equals(""))
                {
                    error = "Please enter a valid category.";
                }
                else
                {
                    error = "";
                }
            } while (!error.Equals(""));

            var newNodeWorkspace = new FuncWorkspace(newNodeName, newNodeCategory, 0, 0);
            var newNodeDefinition = new FunctionDefinition(Guid.NewGuid());
            newNodeDefinition.Workspace = newNodeWorkspace;

            #endregion

            currentWorkspace.DisableReporting();

            #region Determine Inputs and Outputs

            //Step 1: determine which nodes will be inputs to the new node
            var inputs = new HashSet<Tuple<dynNode, int, Tuple<int, dynNode>>>(
                    selectedNodeSet
                        .SelectMany(node => Enumerable.Range(0, node.InPortData.Count)
                            .Where(node.HasInput)
                            .Select(data => Tuple.Create(node, data, node.Inputs[data]))
                                                 .Where(input => !selectedNodeSet.Contains(input.Item3.Item2))));

            var outputs = new HashSet<Tuple<dynNode, int, Tuple<int, dynNode>>>(
                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<dynNode>(
                    inputs
                        .Select(x => x.Item3.Item2)
                        .Intersect(outputs.Select(x => x.Item3.Item2)))
                    .Select(
                        outerNode =>
                        {
                            var node = new dynApply1();

                            dynNodeUI nodeUI = node.NodeUI;

                            var elNameAttrib =
                                node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as
                                NodeNameAttribute;
                            if (elNameAttrib != null)
                            {
                                nodeUI.NickName = elNameAttrib.Name;
                            }

                            nodeUI.GUID = Guid.NewGuid();

                            //store the element in the elements list
                            newNodeWorkspace.Nodes.Add(node);
                            node.WorkSpace = newNodeWorkspace;

                            node.DisableReporting();

                            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));

                            //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.NodeUI.RegisterAllPorts();

                            dynSettings.Bench.WorkBench.UpdateLayout();

                            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 => Canvas.GetLeft(node.NodeUI));
            double avgY = selectedNodeSet.Average(node => Canvas.GetTop(node.NodeUI));

            double leftMost = selectedNodeSet.Min(node => Canvas.GetLeft(node.NodeUI)) + 24;
            double topMost = selectedNodeSet.Min(node => Canvas.GetTop(node.NodeUI));
            double rightMost = selectedNodeSet.Max(node => Canvas.GetLeft(node.NodeUI) + node.NodeUI.Width);

            #endregion

            #region Move selection to new workspace

            var connectors = new HashSet<dynConnector>(
                currentWorkspace.Connectors.Where(
                    conn => selectedNodeSet.Contains(conn.Start.Owner.NodeLogic)
                            && selectedNodeSet.Contains(conn.End.Owner.NodeLogic)));

            //Step 2: move all nodes to new workspace
            //  remove from old
            currentWorkspace.Nodes.RemoveAll(selectedNodeSet.Contains);
            currentWorkspace.Connectors.RemoveAll(connectors.Contains);

            //  add to new
            newNodeWorkspace.Nodes.AddRange(selectedNodeSet);
            newNodeWorkspace.Connectors.AddRange(connectors);

            double leftShift = leftMost - 250;
            foreach (dynNodeUI node in newNodeWorkspace.Nodes.Select(x => x.NodeUI))
            {
                Canvas.SetLeft(node, Canvas.GetLeft(node) - leftShift);
                Canvas.SetTop(node, Canvas.GetTop(node) - topMost + 120);
            }

            #endregion

            #region Insert new node into the current workspace

            //Step 5: insert new node into original workspace
            var collapsedNode = new dynFunction(
                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.NodeUI.GUID = Guid.NewGuid();

            currentWorkspace.Nodes.Add(collapsedNode);
            collapsedNode.WorkSpace = currentWorkspace;

            dynSettings.Bench.WorkBench.Children.Add(collapsedNode.NodeUI);

            Canvas.SetLeft(collapsedNode.NodeUI, avgX);
            Canvas.SetTop(collapsedNode.NodeUI, avgY);

            #endregion

            #region Destroy all hanging connectors

            //Step 6: connect inputs and outputs
            foreach (dynConnector connector in currentWorkspace.Connectors
                                                           .Where(
                                                               c =>
                                                               selectedNodeSet.Contains(c.Start.Owner.NodeLogic) &&
                                                               !selectedNodeSet.Contains(c.End.Owner.NodeLogic))
                                                           .ToList())
            {
                connector.Kill();
            }

            foreach (dynConnector connector in currentWorkspace.Connectors
                                                           .Where(
                                                               c =>
                                                               !selectedNodeSet.Contains(c.Start.Owner.NodeLogic) &&
                                                               selectedNodeSet.Contains(c.End.Owner.NodeLogic)).ToList()
                )
            {
                connector.Kill();
            }

            #endregion

            newNodeWorkspace.Nodes.ForEach(x => x.DisableReporting());

            var inConnectors = new List<Tuple<dynNodeUI, int, int>>();

            #region Process inputs

            //Step 3: insert variables (reference step 1)
            foreach (var input in Enumerable.Range(0, inputs.Count).Zip(inputs, Tuple.Create))
            {
                int inputIndex = input.Item1;

                dynNode inputReceiverNode = input.Item2.Item1;
                int inputReceiverData = input.Item2.Item2;

                dynNode inputNode = input.Item2.Item3.Item2;
                int inputData = input.Item2.Item3.Item1;

                inConnectors.Add(new Tuple<dynNodeUI, int, int>(inputNode.NodeUI, inputData, inputIndex));

                //Create Symbol Node
                var node = new dynSymbol
                {
                    Symbol = inputReceiverNode.InPortData[inputReceiverData].NickName
                };

                dynNodeUI nodeUI = node.NodeUI;

                var elNameAttrib =
                    node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as NodeNameAttribute;
                if (elNameAttrib != null)
                {
                    nodeUI.NickName = elNameAttrib.Name;
                }

                nodeUI.GUID = Guid.NewGuid();

                //store the element in the elements list
                newNodeWorkspace.Nodes.Add(node);
                node.WorkSpace = newNodeWorkspace;

                node.DisableReporting();

                dynSettings.Bench.WorkBench.Children.Add(nodeUI);

                //Place it in an appropriate spot
                Canvas.SetLeft(nodeUI, 0);
                Canvas.SetTop(nodeUI, inputIndex * (50 + node.NodeUI.Height));

                dynSettings.Bench.WorkBench.UpdateLayout();

                var curriedNode = curriedNodeArgs.FirstOrDefault(
                    x => x.OuterNode == inputNode);

                if (curriedNode == null)
                {
                    //Connect it (new dynConnector)
                    newNodeWorkspace.Connectors.Add(new dynConnector(
                                                        nodeUI,
                                                        inputReceiverNode.NodeUI,
                                                        0,
                                                        inputReceiverData,
                                                        0,
                                                        false));
                }
                else
                {
                    //Connect it to the applier
                    newNodeWorkspace.Connectors.Add(new dynConnector(
                                                        nodeUI,
                                                        curriedNode.InnerNode.NodeUI,
                                                        0,
                                                        0,
                                                        0,
                                                        false));

                    //Connect applier to the inner input receiver
                    newNodeWorkspace.Connectors.Add(new dynConnector(
                                                        curriedNode.InnerNode.NodeUI,
                                                        inputReceiverNode.NodeUI,
                                                        0,
                                                        inputReceiverData,
                                                        0,
                                                        false));
                }
            }

            #endregion

            #region Process outputs

            //List of all inner nodes to connect an output. Unique.
            var outportList = new List<Tuple<dynNode, int>>();

            var outConnectors = new List<Tuple<dynNodeUI, int, int>>();

            int i = 0;
            foreach (var output in outputs)
            {
                if (outportList.All(x => !(x.Item1 == output.Item1 && x.Item2 == output.Item2)))
                {
                    dynNode outputSenderNode = output.Item1;
                    int outputSenderData = output.Item2;
                    dynNode outputReceiverNode = output.Item3.Item2;

                    if (curriedNodeArgs.Any(x => x.OuterNode == outputReceiverNode))
                        continue;

                    outportList.Add(Tuple.Create(outputSenderNode, outputSenderData));

                    //Create Symbol Node
                    var node = new dynOutput
                    {
                        Symbol = outputSenderNode.OutPortData[outputSenderData].NickName
                    };

                    dynNodeUI nodeUI = node.NodeUI;

                    var elNameAttrib =
                        node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), false)[0] as NodeNameAttribute;
                    if (elNameAttrib != null)
                    {
                        nodeUI.NickName = elNameAttrib.Name;
                    }

                    nodeUI.GUID = Guid.NewGuid();

                    //store the element in the elements list
                    newNodeWorkspace.Nodes.Add(node);
                    node.WorkSpace = newNodeWorkspace;

                    node.DisableReporting();

                    dynSettings.Bench.WorkBench.Children.Add(nodeUI);

                    //Place it in an appropriate spot
                    Canvas.SetLeft(nodeUI, rightMost + 75 - leftShift);
                    Canvas.SetTop(nodeUI, i * (50 + node.NodeUI.Height));

                    dynSettings.Bench.WorkBench.UpdateLayout();

                    newNodeWorkspace.Connectors.Add(new dynConnector(
                                                        outputSenderNode.NodeUI,
                                                        nodeUI,
                                                        outputSenderData,
                                                        0,
                                                        0,
                                                        false));

                    i++;
                }
            }

            //Connect outputs to new node
            foreach (var output in outputs)
            {
                //Node to be connected to in CurrentSpace
                dynNode outputSenderNode = output.Item1;

                //Port to be connected to on outPutNode_outer
                int outputSenderData = output.Item2;

                int outputReceiverData = output.Item3.Item1;
                dynNode 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(new Tuple<dynNodeUI, int, int>(outputReceiverNode.NodeUI,
                                                                     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.Connectors.Add(new dynConnector(
                                                        outputSenderNode.NodeUI,
                                                        curriedNode.InnerNode.NodeUI,
                                                        outputSenderData,
                                                        targetPortIndex + 1,
                                                        0));
                }
            }

            #endregion

            #region Make new workspace invisible

            //Step 4: make nodes invisible
            // and update positions
            foreach (dynNodeUI node in newNodeWorkspace.Nodes.Select(x => x.NodeUI))
                node.Visibility = Visibility.Hidden;

            foreach (dynConnector connector in newNodeWorkspace.Connectors)
                connector.Visible = false;

            #endregion

            //set the name on the node
            collapsedNode.NodeUI.NickName = newNodeName;

            currentWorkspace.Nodes.Remove(collapsedNode);
            dynSettings.Bench.WorkBench.Children.Remove(collapsedNode.NodeUI);

            // save and load the definition from file
            var path = dynSettings.Controller.SaveFunctionOnly(newNodeDefinition);
            dynSettings.Controller.CustomNodeLoader.SetNodeInfo(newNodeName, newNodeCategory, newNodeDefinition.FunctionId, path);
            dynSettings.Controller.SearchViewModel.Add(newNodeName, newNodeCategory, newNodeDefinition.FunctionId);

            DynamoCommands.CreateNodeCmd.Execute(new Dictionary<string, object>()
                {
                    {"name", collapsedNode.Definition.FunctionId.ToString() },
                    {"x", avgX },
                    {"y", avgY }
                });

            var newlyPlacedCollapsedNode = currentWorkspace.Nodes
                                            .Where(node => node is dynFunction)
                                            .First(node => ((dynFunction)node).Definition.FunctionId == newNodeDefinition.FunctionId);

            newlyPlacedCollapsedNode.DisableReporting();

            dynSettings.Bench.WorkBench.UpdateLayout(); // without doing this, connectors fail to be created

            foreach (var nodeTuple in inConnectors)
            {
                currentWorkspace.Connectors.Add(
                    new dynConnector(
                        nodeTuple.Item1,
                        newlyPlacedCollapsedNode.NodeUI,
                        nodeTuple.Item2,
                        nodeTuple.Item3,
                        0,
                        true));
            }

            foreach (var nodeTuple in outConnectors)
            {
                currentWorkspace.Connectors.Add(
                    new dynConnector(
                        newlyPlacedCollapsedNode.NodeUI,
                        nodeTuple.Item1,
                        nodeTuple.Item2,
                        nodeTuple.Item3,
                        0,
                        true));
            }

            newlyPlacedCollapsedNode.EnableReporting();
            currentWorkspace.EnableReporting();
        }
        public void HashSetExtensions_Min_ThrowsExceptionIfHashSetIsEmpty()
        {
            var set = new HashSet<Int32>();

            set.Min();
        }
Example #13
0
        List<ILNode> ConvertToAst(List<ByteCode> body, HashSet<ExceptionHandler> ehs)
        {
            List<ILNode> ast = new List<ILNode>();

            while (ehs.Any()) {
                ILTryCatchBlock tryCatchBlock = new ILTryCatchBlock();

                // Find the first and widest scope
                int tryStart = ehs.Min(eh => eh.TryStart.Offset);
                int tryEnd   = ehs.Where(eh => eh.TryStart.Offset == tryStart).Max(eh => eh.TryEnd.Offset);
                var handlers = ehs.Where(eh => eh.TryStart.Offset == tryStart && eh.TryEnd.Offset == tryEnd).ToList();

                // Cut all instructions up to the try block
                {
                    int tryStartIdx;
                    for (tryStartIdx = 0; body[tryStartIdx].Offset != tryStart; tryStartIdx++);
                    ast.AddRange(ConvertToAst(body.CutRange(0, tryStartIdx)));
                }

                // Cut the try block
                {
                    HashSet<ExceptionHandler> nestedEHs = new HashSet<ExceptionHandler>(ehs.Where(eh => (tryStart <= eh.TryStart.Offset && eh.TryEnd.Offset < tryEnd) || (tryStart < eh.TryStart.Offset && eh.TryEnd.Offset <= tryEnd)));
                    ehs.ExceptWith(nestedEHs);
                    int tryEndIdx;
                    for (tryEndIdx = 0; tryEndIdx < body.Count && body[tryEndIdx].Offset != tryEnd; tryEndIdx++);
                    tryCatchBlock.TryBlock = new ILBlock(ConvertToAst(body.CutRange(0, tryEndIdx), nestedEHs));
                }

                // Cut all handlers
                tryCatchBlock.CatchBlocks = new List<ILTryCatchBlock.CatchBlock>();
                foreach(ExceptionHandler eh in handlers) {
                    int startIndex;
                    for (startIndex = 0; body[startIndex].Offset != eh.HandlerStart.Offset; startIndex++);
                    int endInclusiveIndex;
                    // Note that the end(exclusiove) instruction may not necessarly be in our body
                    for (endInclusiveIndex = 0; body[endInclusiveIndex].Next.Offset != eh.HandlerEnd.Offset; endInclusiveIndex++);
                    int count = 1 + endInclusiveIndex - startIndex;
                    HashSet<ExceptionHandler> nestedEHs = new HashSet<ExceptionHandler>(ehs.Where(e => (eh.HandlerStart.Offset <= e.TryStart.Offset && e.TryEnd.Offset < eh.HandlerEnd.Offset) || (eh.HandlerStart.Offset < e.TryStart.Offset && e.TryEnd.Offset <= eh.HandlerEnd.Offset)));
                    ehs.ExceptWith(nestedEHs);
                    List<ILNode> handlerAst = ConvertToAst(body.CutRange(startIndex, count), nestedEHs);
                    if (eh.HandlerType == ExceptionHandlerType.Catch) {
                        tryCatchBlock.CatchBlocks.Add(new ILTryCatchBlock.CatchBlock() {
                            ExceptionType = eh.CatchType,
                            Body = handlerAst
                        });
                    } else if (eh.HandlerType == ExceptionHandlerType.Finally) {
                        tryCatchBlock.FinallyBlock = new ILBlock(handlerAst);
                    } else {
                        // TODO
                    }
                }

                ehs.ExceptWith(handlers);

                ast.Add(tryCatchBlock);
            }

            // Add whatever is left
            ast.AddRange(ConvertToAst(body));

            return ast;
        }
Example #14
0
        /// <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)
        {
            var selectedNodeSet = new HashSet<NodeModel>(selectedNodes);

            if (args == null || !args.Success)
            {
                args = new FunctionNamePromptEventArgs();
                dynamoModel.OnRequestsFunctionNamePrompt(null, args);

                
                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;
            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)

                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);
                    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;
            }
        }
Example #15
0
        // Returns a stack of nodes representing the path from start to goal.
        // Popping elements off the stack yields the correct sequence of moves
        // in order.
        public Stack<MazeNode> AStarSearch(MazeNode start, MazeNode goal)
        {
            HashSet<MazeNode> closed = new HashSet<MazeNode>();
            HashSet<MazeNode> open = new HashSet<MazeNode>();
            MazeNode current;
            ArrayList children;
            int GScoreEstimate;
            start.g = 0;
            start.h = start.manhattanDistance(goal);
            start.f = start.g + start.h;
            start.a_star_parent = start;
            open.Add(start);

            //While there are adjacent, unexplored nodes to search
            while (open.Count > 0)
            {
                current = open.Min();
                //If we've reached our goal
                if (current == goal)
                {
                    //Retrieve the path we took via a stack
                    Stack<MazeNode> path_to_goal = new Stack<MazeNode>();
                    while (current.a_star_parent != current)
                    {
                        path_to_goal.Push(current);
                        current = current.a_star_parent;
                    }
                    path_to_goal.Push(current);
                    return path_to_goal;
                }

                //Else continue our search
                open.Remove(current);
                closed.Add(current);
                children = current.getAdjacentEdges();
                foreach (MazeNode child in children)
                {
                    // If we've visited this node already, skip it.
                    if (closed.Contains(child))
                    {
                        continue;
                    }

                    // g is computed as the cost it took us to get here, plus the distance between the
                    // current node and the child we're considering.
                    GScoreEstimate = (int)(current.g) + current.manhattanDistance(child);

                    // If we haven't considered this node already, or our current estimate is more optimistic
                    // than our prior estimation
                    if (!open.Contains(child) || GScoreEstimate < child.g)
                    {
                        child.g = GScoreEstimate;
                        child.f = child.g + child.manhattanDistance(goal);

                        if (!open.Contains(child))
                        {
                            open.Add(child);
                        }

                        child.a_star_parent = current;
                    }
                }
                closed.Add(current);
            }
            //Search failed, no more nodes to find on open list
            return null;
        }
        public void HashSetExtensions_Min_ReturnsMinValue()
        {
            var set = new HashSet<Int32>() { 4, 5, 6, 99, 10, 1, 12, 45 };

            var result = set.Min();

            TheResultingValue(result).ShouldBe(1);
        }
        public void HashSetExtensions_Min_ThrowsExceptionIfHashSetIsEmpty()
        {
            var set = new HashSet<Int32>();

            Assert.That(() => set.Min(),
                Throws.TypeOf<InvalidOperationException>());
        }
Example #18
0
        List<AstNode> ConvertToAst(List<ByteCode> body, HashSet<ExceptionHandler> ehs)
        {
            var ast = new List<AstNode>();

            while (ehs.Any())
            {
                var tryCatchBlock = new AstTryCatchBlock(null);

                // Find the first and widest scope
                var tryStart = ehs.Min(eh => eh.TryStart.Offset);
                var tryEnd = ehs.Where(eh => eh.TryStart.Offset == tryStart).Max(eh => eh.TryEnd.Offset);
                var handlers = ehs.Where(eh => eh.TryStart.Offset == tryStart && eh.TryEnd.Offset == tryEnd).OrderBy(eh => eh.TryStart.Offset).ToList();

                // Remember that any part of the body migt have been removed due to unreachability

                // Cut all instructions up to the try block
                {
                    var tryStartIdx = 0;
                    while (tryStartIdx < body.Count && body[tryStartIdx].Offset < tryStart) tryStartIdx++;
                    ast.AddRange(ConvertToAst(CollectionExtensions.CutRange(body, 0, tryStartIdx)));
                }

                // Cut the try block
                {
                    var nestedEHs = new HashSet<ExceptionHandler>(
                        ehs.Where(eh => (tryStart <= eh.TryStart.Offset && eh.TryEnd.Offset < tryEnd) || (tryStart < eh.TryStart.Offset && eh.TryEnd.Offset <= tryEnd)));
                    ehs.ExceptWith(nestedEHs);
                    var tryEndIdx = 0;
                    while (tryEndIdx < body.Count && body[tryEndIdx].Offset < tryEnd) tryEndIdx++;
                    var converted = ConvertToAst(CollectionExtensions.CutRange(body, 0, tryEndIdx), nestedEHs);
                    tryCatchBlock.TryBlock = new AstBlock(converted.Select(x => x.SourceLocation).FirstOrDefault(), converted);
                }

                // Cut all handlers
                tryCatchBlock.CatchBlocks.Clear();
                foreach (var eh in handlers)
                {
                    var handlerEndOffset = eh.HandlerEnd == null ? methodDef.Body.CodeSize : eh.HandlerEnd.Offset;
                    var startIdx = 0;
                    while (startIdx < body.Count && body[startIdx].Offset < eh.HandlerStart.Offset) startIdx++;
                    var endIdx = 0;
                    while (endIdx < body.Count && body[endIdx].Offset < handlerEndOffset) endIdx++;
                    var nestedEHs = new HashSet<ExceptionHandler>(ehs.Where(e => (eh.HandlerStart.Offset <= e.TryStart.Offset && e.TryEnd.Offset < handlerEndOffset) || (eh.HandlerStart.Offset < e.TryStart.Offset && e.TryEnd.Offset <= handlerEndOffset)));
                    ehs.ExceptWith(nestedEHs);
                    var handlerAst = ConvertToAst(CollectionExtensions.CutRange(body, startIdx, endIdx - startIdx), nestedEHs);
                    if (eh.HandlerType == ExceptionHandlerType.Catch)
                    {
                        var catchType = eh.CatchType.IsSystemObject() ? module.TypeSystem.Exception : XBuilder.AsTypeReference(module, eh.CatchType);
                        var catchBlock = new AstTryCatchBlock.CatchBlock(handlerAst.Select(x => x.SourceLocation).FirstOrDefault(), tryCatchBlock)
                        {
                            ExceptionType = catchType,
                            Body = handlerAst
                        };
                        // Handle the automatically pushed exception on the stack
                        var ldexception = ldexceptions[eh];
                        if (ldexception.StoreTo == null || ldexception.StoreTo.Count == 0)
                        {
                            // Exception is not used
                            catchBlock.ExceptionVariable = null;
                        }
                        else if (ldexception.StoreTo.Count == 1)
                        {
                            var first = catchBlock.Body[0] as AstExpression;
                            if (first != null &&
                                first.Code == AstCode.Pop &&
                                first.Arguments[0].Code == AstCode.Ldloc &&
                                first.Arguments[0].Operand == ldexception.StoreTo[0])
                            {
                                // The exception is just poped - optimize it all away;
                                if (context.Settings.AlwaysGenerateExceptionVariableForCatchBlocks)
                                    catchBlock.ExceptionVariable = new AstGeneratedVariable("ex_" + eh.HandlerStart.Offset.ToString("X2"), null);
                                else
                                    catchBlock.ExceptionVariable = null;
                                catchBlock.Body.RemoveAt(0);
                            }
                            else
                            {
                                catchBlock.ExceptionVariable = ldexception.StoreTo[0];
                            }
                        }
                        else
                        {
                            var exTemp = new AstGeneratedVariable("ex_" + eh.HandlerStart.Offset.ToString("X2"), null);
                            catchBlock.ExceptionVariable = exTemp;
                            foreach (var storeTo in ldexception.StoreTo)
                            {
                                catchBlock.Body.Insert(0, new AstExpression(catchBlock.SourceLocation, AstCode.Stloc, storeTo, new AstExpression(catchBlock.SourceLocation, AstCode.Ldloc, exTemp)));
                            }
                        }
                        tryCatchBlock.CatchBlocks.Add(catchBlock);
                    }
                    else if (eh.HandlerType == ExceptionHandlerType.Finally)
                    {
                        tryCatchBlock.FinallyBlock = new AstBlock(handlerAst);
                    }
                    else if (eh.HandlerType == ExceptionHandlerType.Fault)
                    {
                        tryCatchBlock.FaultBlock = new AstBlock(handlerAst);
                    }
                    else
                    {
                        // TODO: ExceptionHandlerType.Filter
                    }
                }

                ehs.ExceptWith(handlers);

                ast.Add(tryCatchBlock);
            }

            // Add whatever is left
            ast.AddRange(ConvertToAst(body));

            return ast;
        }
Example #19
0
        /// <summary>
        /// Convert the given set of bytecodes to an Ast node list.
        /// Split exception handlers into Ast try/catch blocks.
        /// </summary>
        private List<AstNode> ConvertToAst(List<ByteCode> body, HashSet<ExceptionHandler> ehs, List<ByteCodeBlock> blockStarts, int nestingLevel, Dictionary<int, ByteCode> offset2ByteCode)
        {
            var ast = new List<AstNode>();

            // Split body in blocks

            while (ehs.Any())
            {
                var tryCatchBlock = new AstTryCatchBlock(null);

                // Find the first and widest scope
                var tryStart = ehs.Min(eh => eh.StartPc);
                var tryEnd = ehs.Where(eh => eh.StartPc == tryStart).Max(eh => eh.EndPc);
                var handlers = ehs.Where(eh => (eh.StartPc == tryStart) && (eh.EndPc == tryEnd)).OrderBy(eh => eh.HandlerPc).ToList();

                // Remember that any part of the body migt have been removed due to unreachability

                // Cut all instructions up to the try block
                {
                    var tryStartIdx = 0;
                    while ((tryStartIdx < body.Count) && (body[tryStartIdx].Offset < tryStart))
                    {
                        tryStartIdx++;
                    }
                    if (tryStartIdx > 0)
                    {
                        ast.AddRange(ConvertRangeToAst(body.CutRange(0, tryStartIdx)));
                        // Make sure the block before the try block ends with an unconditional control flow
                        AddUnconditionalBranchToNext(ast, body, 0);
                    }
                }

                // Cut the try block
                {
                    var nestedEHs = new HashSet<ExceptionHandler>(
                        ehs.Where(eh => ((tryStart <= eh.StartPc) && (eh.EndPc < tryEnd)) || ((tryStart < eh.StartPc) && (eh.EndPc <= tryEnd))));
                    ehs.ExceptWith(nestedEHs);
                    var tryEndIdx = 0;
                    while ((tryEndIdx < body.Count) && (body[tryEndIdx].Offset < tryEnd))
                    {
                        tryEndIdx++;
                    }
                    var converted = ConvertToAst(body.CutRange(0, tryEndIdx), nestedEHs, blockStarts, nestingLevel + 1, offset2ByteCode);
                    tryCatchBlock.TryBlock = new AstBlock(converted.Select(x => x.SourceLocation).FirstOrDefault(), converted);
                    // Make sure the try block ends with an unconditional control flow
                    AddUnconditionalBranchToNext(tryCatchBlock.TryBlock.Body, body, 0);
                }

                // Cut all handlers
                tryCatchBlock.CatchBlocks.Clear();
                foreach (var iterator in handlers)
                {
                    var eh = iterator;
                    var handler = offset2ByteCode[eh.HandlerPc]; // body.First(x => x.Offset == eh.HandlerPc);
                    var catchType = eh.IsCatchAll ? typeSystem.Object : AsTypeReference(eh.CatchType, XTypeUsageFlags.CatchType);
                    var catchBlock = new AstTryCatchBlock.CatchBlock(handler.SourceLocation, tryCatchBlock)
                    {
                        ExceptionType = catchType,
                        Body = new List<AstNode>()
                    };

                    // Create catch "body" (actually a jump to the handler)
                    // Handle the automatically pushed exception on the stack
                    var ldexception = ldexceptions[eh];
                    catchBlock.Body.Add(new AstExpression(handler.SourceLocation, AstCode.Br, handler.Label(true)));
                    if (ldexception.StoreTo == null || ldexception.StoreTo.Count == 0)
                    {
                        // Exception is not used
                        catchBlock.ExceptionVariable = null;
                    }
                    else if (ldexception.StoreTo.Count == 1)
                    {
                        /*var first = catchBlock.Body.FirstOrDefault() as AstExpression;
                        if (first != null &&
                            first.Code == AstCode.Pop &&
                            first.Arguments[0].Code == AstCode.Ldloc &&
                            first.Arguments[0].Operand == ldexception.StoreTo[0])
                        {
                            // The exception is just poped - optimize it all away;
                            catchBlock.ExceptionVariable = new AstGeneratedVariable("ex_" + eh.HandlerPc.ToString("X2"));
                            catchBlock.Body.RemoveAt(0);
                        }
                        else*/
                        {
                            catchBlock.ExceptionVariable = ldexception.StoreTo[0];
                        }
                    }
                    else
                    {
                        var exTemp = new AstGeneratedVariable("ex_" + eh.HandlerPc.ToString("X2"), null);
                        catchBlock.ExceptionVariable = exTemp;
                        foreach (var storeTo in ldexception.StoreTo)
                        {
                            catchBlock.Body.Insert(0, new AstExpression(catchBlock.SourceLocation, AstCode.Stloc, storeTo, new AstExpression(catchBlock.SourceLocation, AstCode.Ldloc, exTemp)));
                        }
                    }
                    tryCatchBlock.CatchBlocks.Add(catchBlock);
                }

                ehs.ExceptWith(handlers);

                ast.Add(tryCatchBlock);
            }

            // Add whatever is left
            ast.AddRange(ConvertRangeToAst(body));

            return ast;
        }
Example #20
0
        /// <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.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.OutPortData.Count)
                                .Where(node.HasOutput)
                                .SelectMany(
                                    data =>
                                        node.OutputNodes[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>();
                var newAnnotations = new List<AnnotationModel>();
            
                // 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();

                    // shift nodes
                    node.X = node.X - leftShift;
                    node.Y = node.Y - topMost;
                 
                    newNodes.Add(node);
                }

                //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.SelectedModels = group.DeletedModelBases;
                    newAnnotations.Add(group);
                }


                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;
                            var funcDesc = dsFunc.Controller.Definition;
                            parameters = funcDesc.Parameters.ToList();

                            if (funcDesc.Type == DSEngine.FunctionType.InstanceMethod ||
                                funcDesc.Type == DSEngine.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.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(
                    nodeFactory,
                    newNodes,
                    Enumerable.Empty<NoteModel>(),
                    newAnnotations,
                    Enumerable.Empty<PresetModel>(),
                    new WorkspaceInfo()
                    {
                        X = 0,
                        Y = 0,
                        Name = args.Name,
                        Category = args.Category,
                        Description = args.Description,
                        ID = newId.ToString(),
                        FileName = string.Empty
                    },
                    currentWorkspace.ElementResolver);
                
                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,
                                    [email protected],
                                    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;
        }
Example #21
0
        internal void NodeFromSelection(IEnumerable<dynNode> selectedNodes)
        {
            var selectedNodeSet = new HashSet<dynNode>(selectedNodes);

            #region Prompt
            //First, prompt the user to enter a name
            string newNodeName, newNodeCategory;
            string error = "";

            do
            {
                var dialog = new FunctionNamePrompt(Bench.addMenuCategoryDict.Keys, error);
                if (dialog.ShowDialog() != true)
                {
                    return;
                }

                newNodeName = dialog.Text;
                newNodeCategory = dialog.Category;

                if (FunctionDict.ContainsKey(newNodeName))
                {
                    error = "A function with this name already exists.";
                }
                else if (newNodeCategory.Equals(""))
                {
                    error = "Please enter a valid category.";
                }
                else
                {
                    error = "";
                }
            }
            while (!error.Equals(""));

            var newNodeWorkspace = NewFunction(newNodeName, newNodeCategory, false);
            #endregion

            CurrentSpace.DisableReporting();

            #region UI Positioning Calculations
            var avgX = selectedNodeSet.Average(node => Canvas.GetLeft(node.NodeUI));
            var avgY = selectedNodeSet.Average(node => Canvas.GetTop(node.NodeUI));

            var leftMost = selectedNodeSet.Min(node => Canvas.GetLeft(node.NodeUI));
            var topMost = selectedNodeSet.Min(node => Canvas.GetTop(node.NodeUI));
            var rightMost = selectedNodeSet.Max(node => Canvas.GetLeft(node.NodeUI) + node.NodeUI.Width);
            #endregion

            #region Determine Inputs and Outputs
            //Step 1: determine which nodes will be inputs to the new node
            var inputs = new HashSet<Tuple<dynNode, int, Tuple<int, dynNode>>>(
                selectedNodeSet.SelectMany(
                    node => Enumerable.Range(0, node.InPortData.Count).Where(node.HasInput).Select(
                        data => Tuple.Create(node, data, node.Inputs[data])).Where(
                            input => !selectedNodeSet.Contains(input.Item3.Item2))));

            var outputs = new HashSet<Tuple<dynNode, int, Tuple<int, dynNode>>>(
                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<dynNode>(
                    inputs
                        .Select(x => x.Item3.Item2)
                        .Intersect(outputs.Select(x => x.Item3.Item2)))
                .Select(
                    outerNode =>
                    {
                        var node = new dynApply1();

                        var nodeUI = node.NodeUI;

                        NodeNameAttribute elNameAttrib = node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as NodeNameAttribute;
                        if (elNameAttrib != null)
                        {
                            nodeUI.NickName = elNameAttrib.Name;
                        }

                        nodeUI.GUID = Guid.NewGuid();

                        //store the element in the elements list
                        newNodeWorkspace.Nodes.Add(node);
                        node.WorkSpace = newNodeWorkspace;

                        node.DisableReporting();

                        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));

                        //Fetch all input ports
                        // in order
                        // that have inputs
                        // and whose input comes from an inner node
                        var 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.NodeUI.RegisterAllPorts();

                        Bench.WorkBench.UpdateLayout();

                        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 Move selection to new workspace
            var connectors = new HashSet<dynConnector>(
                CurrentSpace.Connectors.Where(
                    conn => selectedNodeSet.Contains(conn.Start.Owner.NodeLogic)
                        && selectedNodeSet.Contains(conn.End.Owner.NodeLogic)));

            //Step 2: move all nodes to new workspace
            //  remove from old
            CurrentSpace.Nodes.RemoveAll(selectedNodeSet.Contains);
            CurrentSpace.Connectors.RemoveAll(connectors.Contains);
            //  add to new
            newNodeWorkspace.Nodes.AddRange(selectedNodeSet);
            newNodeWorkspace.Connectors.AddRange(connectors);

            var leftShift = leftMost - 250;
            foreach (var node in newNodeWorkspace.Nodes.Select(x => x.NodeUI))
            {
                Canvas.SetLeft(node, Canvas.GetLeft(node) - leftShift);
                Canvas.SetTop(node, Canvas.GetTop(node) - topMost);
            }
            #endregion

            #region Insert new node replacement into the current workspace
            //Step 5: insert new node into original workspace
            var collapsedNode = new dynFunction(
                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),
                newNodeName);

            collapsedNode.NodeUI.GUID = Guid.NewGuid();

            CurrentSpace.Nodes.Add(collapsedNode);
            collapsedNode.WorkSpace = CurrentSpace;

            Bench.WorkBench.Children.Add(collapsedNode.NodeUI);

            Canvas.SetLeft(collapsedNode.NodeUI, avgX);
            Canvas.SetTop(collapsedNode.NodeUI, avgY);

            Bench.WorkBench.UpdateLayout();
            #endregion

            #region Destroy all hanging connectors
            //Step 6: connect inputs and outputs
            foreach (var connector in CurrentSpace.Connectors
                .Where(c => selectedNodeSet.Contains(c.Start.Owner.NodeLogic) && !selectedNodeSet.Contains(c.End.Owner.NodeLogic)).ToList())
            {
                connector.Kill();
            }

            foreach (var connector in CurrentSpace.Connectors
                .Where(c => !selectedNodeSet.Contains(c.Start.Owner.NodeLogic) && selectedNodeSet.Contains(c.End.Owner.NodeLogic)).ToList())
            {
                connector.Kill();
            }
            #endregion

            newNodeWorkspace.Nodes.ForEach(x => x.DisableReporting());

            #region Process inputs
            //Step 3: insert variables (reference step 1)
            foreach (var input in Enumerable.Range(0, inputs.Count).Zip(inputs, Tuple.Create))
            {
                var inputIndex = input.Item1;

                var inputReceiverNode = input.Item2.Item1;
                var inputReceiverData = input.Item2.Item2;

                var inputNode = input.Item2.Item3.Item2;
                var inputData = input.Item2.Item3.Item1;

                //Connect outside input to the node
                CurrentSpace.Connectors.Add(
                    new dynConnector(
                        inputNode.NodeUI,
                        collapsedNode.NodeUI,
                        inputData,
                        inputIndex,
                        0,
                        true));

                //Create Symbol Node
                dynSymbol node = new dynSymbol()
                {
                    Symbol = inputReceiverNode.InPortData[inputReceiverData].NickName
                };

                var nodeUI = node.NodeUI;

                NodeNameAttribute elNameAttrib = node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), true)[0] as NodeNameAttribute;
                if (elNameAttrib != null)
                {
                    nodeUI.NickName = elNameAttrib.Name;
                }

                nodeUI.GUID = Guid.NewGuid();

                //store the element in the elements list
                newNodeWorkspace.Nodes.Add(node);
                node.WorkSpace = newNodeWorkspace;

                node.DisableReporting();

                Bench.WorkBench.Children.Add(nodeUI);

                //Place it in an appropriate spot
                Canvas.SetLeft(nodeUI, 0);
                Canvas.SetTop(nodeUI, inputIndex * (50 + node.NodeUI.Height));

                Bench.WorkBench.UpdateLayout();

                var curriedNode = curriedNodeArgs.FirstOrDefault(
                    x => x.OuterNode == inputNode);

                if (curriedNode == null)
                {
                    //Connect it (new dynConnector)
                    newNodeWorkspace.Connectors.Add(new dynConnector(
                        nodeUI,
                        inputReceiverNode.NodeUI,
                        0,
                        inputReceiverData,
                        0,
                        false));
                }
                else
                {
                    //Connect it to the applier
                    newNodeWorkspace.Connectors.Add(new dynConnector(
                        nodeUI,
                        curriedNode.InnerNode.NodeUI,
                        0,
                        0,
                        0,
                        false));

                    //Connect applier to the inner input receiver
                    newNodeWorkspace.Connectors.Add(new dynConnector(
                        curriedNode.InnerNode.NodeUI,
                        inputReceiverNode.NodeUI,
                        0,
                        inputReceiverData,
                        0,
                        false));
                }
            }
            #endregion

            #region Process outputs
            //List of all inner nodes to connect an output. Unique.
            var outportList = new List<Tuple<dynNode, int>>();

            int i = 0;
            foreach (var output in outputs)
            {
                if (outportList.All(x => !(x.Item1 == output.Item1 && x.Item2 == output.Item2)))
                {
                    var outputSenderNode = output.Item1;
                    var outputSenderData = output.Item2;
                    var outputReceiverNode = output.Item3.Item2;

                    if (curriedNodeArgs.Any(x => x.OuterNode == outputReceiverNode))
                        continue;

                    outportList.Add(Tuple.Create(outputSenderNode, outputSenderData));

                    //Create Symbol Node
                    var node = new dynOutput()
                    {
                        Symbol = outputSenderNode.OutPortData[outputSenderData].NickName
                    };

                    var nodeUI = node.NodeUI;

                    NodeNameAttribute elNameAttrib = node.GetType().GetCustomAttributes(typeof(NodeNameAttribute), false)[0] as NodeNameAttribute;
                    if (elNameAttrib != null)
                    {
                        nodeUI.NickName = elNameAttrib.Name;
                    }

                    nodeUI.GUID = Guid.NewGuid();

                    //store the element in the elements list
                    newNodeWorkspace.Nodes.Add(node);
                    node.WorkSpace = newNodeWorkspace;

                    node.DisableReporting();

                    Bench.WorkBench.Children.Add(nodeUI);

                    //Place it in an appropriate spot
                    Canvas.SetLeft(nodeUI, rightMost + 75 - leftShift);
                    Canvas.SetTop(nodeUI, i * (50 + node.NodeUI.Height));

                    Bench.WorkBench.UpdateLayout();

                    newNodeWorkspace.Connectors.Add(new dynConnector(
                        outputSenderNode.NodeUI,
                        nodeUI,
                        outputSenderData,
                        0,
                        0,
                        false));

                    i++;
                }
            }

            //Connect outputs to new node
            foreach (var output in outputs)
            {
                //Node to be connected to in CurrentSpace
                var outputSenderNode = output.Item1;

                //Port to be connected to on outPutNode_outer
                var outputSenderData = output.Item2;

                var outputReceiverData = output.Item3.Item1;
                var outputReceiverNode = output.Item3.Item2;

                var curriedNode = curriedNodeArgs.FirstOrDefault(
                    x => x.OuterNode == outputReceiverNode);

                if (curriedNode == null)
                {
                    CurrentSpace.Connectors.Add(
                        new dynConnector(
                            collapsedNode.NodeUI,
                            outputReceiverNode.NodeUI,
                            outportList.FindIndex(x => x.Item1 == outputSenderNode && x.Item2 == outputSenderData),
                            outputReceiverData,
                            0,
                            true));
                }
                else
                {
                    var targetPort = curriedNode.Inputs
                        .First(
                            x => x.InnerNodeInputSender == outputSenderNode)
                        .OuterNodeInPortData;

                    var targetPortIndex = curriedNode.OuterNodePortDataList.IndexOf(targetPort);

                    //Connect it (new dynConnector)
                    newNodeWorkspace.Connectors.Add(new dynConnector(
                        outputSenderNode.NodeUI,
                        curriedNode.InnerNode.NodeUI,
                        outputSenderData,
                        targetPortIndex + 1,
                        0));
                }
            }
            #endregion

            #region Make new workspace invisible
            //Step 4: make nodes invisible
            // and update positions
            foreach (var node in newNodeWorkspace.Nodes.Select(x => x.NodeUI))
                node.Visibility = Visibility.Hidden;

            foreach (var connector in newNodeWorkspace.Connectors)
                connector.Visible = false;
            #endregion

            newNodeWorkspace.Nodes.ForEach(x => { x.EnableReporting(); x.NodeUI.UpdateConnections(); });

            collapsedNode.EnableReporting();
            collapsedNode.NodeUI.UpdateConnections();

            CurrentSpace.EnableReporting();

            SaveFunction(newNodeWorkspace, true);
        }