fixed useConnection hook, made derivedWarnings more specific, fixed updating when internals change

packages/system/src/utils/store.ts

@@ -337,10 +337,13 @@ export function updateNodeInternals<NodeType extends InternalNodeBase>(
     }
 
     if (node.hidden) {
-      node.internals = {
-        ...node.internals,
-        handleBounds: undefined,
-      };
+      nodeLookup.set(node.id, {
+        ...node,
+        internals: {
+          ...node.internals,
+          handleBounds: undefined,
+        },
+      });
       updatedInternals = true;
     } else {
       const dimensions = getDimensions(update.nodeElement);
@@ -362,15 +365,19 @@ export function updateNodeInternals<NodeType extends InternalNodeBase>(
           positionAbsolute = clampPosition(positionAbsolute, extent, dimensions);
         }
 
-        node.measured = dimensions;
-        node.internals = {
-          ...node.internals,
-          positionAbsolute,
-          handleBounds: {
-            source: getHandleBounds('source', update.nodeElement, nodeBounds, zoom, node.id),
-            target: getHandleBounds('target', update.nodeElement, nodeBounds, zoom, node.id),
+        nodeLookup.set(node.id, {
+          ...node,
+          measured: dimensions,
+          internals: {
+            ...node.internals,
+            positionAbsolute,
+            handleBounds: {
+              source: getHandleBounds('source', update.nodeElement, nodeBounds, zoom, node.id),
+              target: getHandleBounds('target', update.nodeElement, nodeBounds, zoom, node.id),
+            },
           },
-        };
+        });
+
         if (node.parentId) {
           updateChildNode(node, nodeLookup, parentLookup, { nodeOrigin });
         }