From 391e96e830c50a590cd80edcc2f604bb2727701f Mon Sep 17 00:00:00 2001
From: parker <parker.g.britt@gmail.com>
Date: Tue, 12 Aug 2025 04:28:56 +0100
Subject: [PATCH] feat: connect selected node

---
 src/Engine/Network/NetworkManager.cpp | 41 +++++++++++++++++++++++++++
 src/Engine/Network/NetworkManager.h   |  4 +++
 src/Gui/Interface.cpp                 | 16 +++++++++--
 src/Gui/Network/Network.cpp           | 14 ++++++++-
 4 files changed, 71 insertions(+), 4 deletions(-)

diff --git a/src/Engine/Network/NetworkManager.cpp b/src/Engine/Network/NetworkManager.cpp
index 9bd3824..d1925ac 100644
--- a/src/Engine/Network/NetworkManager.cpp
+++ b/src/Engine/Network/NetworkManager.cpp
@@ -84,6 +84,47 @@ void enzo::nt::NetworkManager::setDisplayOp(OpId opId)
     displayNodeChanged(opId);
 }
 
+void enzo::nt::NetworkManager::setSelectedNode(OpId opId, bool selected, bool add)
+{
+    if(add)
+    {
+        auto idIter = std::find(selectedNodes_.begin(), selectedNodes_.end(), opId);
+        if(selected)
+        {
+            // skip if value is already in selected nodes
+            if(idIter!=selectedNodes_.end()) return;
+            selectedNodes_.push_back(opId);
+            cookOp(opId);
+        }
+        else
+        {
+            // skip if value is not in selected nodes
+            if(idIter==selectedNodes_.end()) return;
+            selectedNodes_.erase(idIter);
+        }
+    }
+    else
+    {
+        if(selected)
+        {
+            selectedNodes_.clear();
+            selectedNodes_.push_back(opId);
+            cookOp(opId);
+        }
+        else
+        {
+            selectedNodes_.clear();
+        }
+    }
+    selectedNodesChanged(selectedNodes_);
+
+}
+
+const std::vector<enzo::nt::OpId>& enzo::nt::NetworkManager::getSelectedNodes()
+{
+    return selectedNodes_;
+}
+
 void enzo::nt::NetworkManager::cookOp(enzo::nt::OpId opId)
 {
     std::vector<enzo::nt::OpId> dependencyGraph = getDependencyGraph(opId);
diff --git a/src/Engine/Network/NetworkManager.h b/src/Engine/Network/NetworkManager.h
index f90b935..6532197 100644
--- a/src/Engine/Network/NetworkManager.h
+++ b/src/Engine/Network/NetworkManager.h
@@ -23,8 +23,11 @@ public:
     bool isValidOp(nt::OpId opId);
     GeometryOperator& getGeoOperator(nt::OpId opId);
     void setDisplayOp(OpId opId);
+    void setSelectedNode(OpId opId, bool selected, bool add=false);
+    const std::vector<enzo::nt::OpId>& getSelectedNodes();
 
     boost::signals2::signal<void (nt::OpId)> displayNodeChanged;
+    boost::signals2::signal<void (std::vector<nt::OpId> selectedNodeIds)> selectedNodesChanged;
     boost::signals2::signal<void (enzo::geo::Geometry& geometry)> displayGeoChanged;
 
     #ifdef UNIT_TEST
@@ -41,6 +44,7 @@ private:
 
     // variables
     // store for geometry operators
+    std::vector<enzo::nt::OpId> selectedNodes_;
     std::unordered_map<enzo::nt::OpId, std::unique_ptr<enzo::nt::GeometryOperator>> gopStore_;
     // the highest operator id currently stored
     enzo::nt::OpId maxOpId_=0;
diff --git a/src/Gui/Interface.cpp b/src/Gui/Interface.cpp
index 16381ad..289779c 100644
--- a/src/Gui/Interface.cpp
+++ b/src/Gui/Interface.cpp
@@ -62,8 +62,18 @@ EnzoUI::EnzoUI()
     mainLayout_->addWidget(viewportSplitter_);
 
     // connect signals
-    enzo::nt::nm().displayNodeChanged.connect([parametersPanel](enzo::nt::OpId opId){parametersPanel->selectionChanged(opId);});
-    enzo::nt::nm().displayNodeChanged.connect([geometrySpreadsheetPanel](enzo::nt::OpId opId){geometrySpreadsheetPanel->setNode(opId);});
-    enzo::nt::nm().displayGeoChanged.connect([geometrySpreadsheetPanel](enzo::geo::Geometry& geometry){geometrySpreadsheetPanel->geometryChanged(geometry);});
+    enzo::nt::nm().selectedNodesChanged.connect([parametersPanel](std::vector<enzo::nt::OpId> selectedNodeIds){
+        if(selectedNodeIds.size()<=0) return;
+        parametersPanel->selectionChanged(selectedNodeIds.back());
+    });
+    enzo::nt::nm().selectedNodesChanged.connect([geometrySpreadsheetPanel](std::vector<enzo::nt::OpId> selectedNodeIds){
+        if(selectedNodeIds.size()<=0) return;
+        geometrySpreadsheetPanel->setNode(selectedNodeIds.back());
+    });
+    enzo::nt::nm().selectedNodesChanged.connect([geometrySpreadsheetPanel](std::vector<enzo::nt::OpId> selectedNodeIds){
+        if(selectedNodeIds.size()<=0) return;
+        auto& geometry = enzo::nt::nm().getGeoOperator(selectedNodeIds.back()).getOutputGeo(0);
+        geometrySpreadsheetPanel->geometryChanged(geometry);
+    });
     enzo::nt::nm().displayGeoChanged.connect([viewport](enzo::geo::Geometry& geometry){viewport->setGeometry(geometry);});
 }
diff --git a/src/Gui/Network/Network.cpp b/src/Gui/Network/Network.cpp
index 24eafee..b0892e5 100644
--- a/src/Gui/Network/Network.cpp
+++ b/src/Gui/Network/Network.cpp
@@ -21,6 +21,7 @@
 #include <QLine>
 #include <stdexcept>
 #include "Gui/Network/TabMenu.h"
+#include <icecream.hpp>
 
 using namespace enzo;
 
@@ -408,13 +409,24 @@ void Network::mouseReleaseEvent(QMouseEvent *event)
         {
             moveNodeBuffer.clear();
             state_=State::DEFAULT;
+
+            // select node
             if(
                 QGraphicsItem* clickedNode = itemOfType<NodeGraphic>(hoverItems);
                 clickedNode &&
                 QLineF(event->pos(), leftMouseStart).length()<5.0f)
             {
                 NodeGraphic* node = static_cast<NodeGraphic*>(clickedNode);
-                node->toggleSelected();
+                // deselect previous
+                auto selectedNodeIds = enzo::nt::nm().getSelectedNodes();
+                for(auto nodeId : selectedNodeIds)
+                {
+                    NodeGraphic* nodeGraphic = nodeStore_.at(nodeId);
+                    nodeGraphic->setSelected(false);
+                }
+
+                bool selected = node->toggleSelected();
+                enzo::nt::nm().setSelectedNode(node->getOpId(), selected);
             }
 
         }