fix: sync tree node title on graph node rename (closes #10)

src/components/NodeRenameModal.tsx

@@ -1,6 +1,7 @@
 import { Input, Modal } from "antd";
 import { graphContext, type NodeContext } from "./Graph";
 import { useContext, useState } from "react";
+import { useGraphLayersTreeStore } from "../stores/TreeStore";
 
 export default function NodeRenameModal({
   nodeContext,
@@ -15,7 +16,8 @@ export default function NodeRenameModal({
     return;
   }
   const [nodeName, setSelectedNodeName] = useState(nodeContext.nodeName);
-  const graphContextValue = useContext(graphContext)!;        
+  const graphContextValue = useContext(graphContext)!;
+  const renameTreeNode = useGraphLayersTreeStore(state => state.rename);
 
   function renameNode() {
     const node = graphContextValue.graph.nodes.find(n => n.id === nodeContext.nodeId);
@@ -24,6 +26,7 @@ export default function NodeRenameModal({
     }
     node.label = nodeName;
     graphContextValue.setGraph(prev => ({ ...prev, nodes: graphContextValue.graph.nodes }));
+    renameTreeNode(nodeContext.nodeId, nodeName);
     openRenameModal(false);
   }
 

src/stores/TreeStore.tsx

@@ -10,6 +10,7 @@ export interface TreeStore {
   tree: TreeDataNode[];
   add: (childNode: NodeContext, parentNodeId: string | undefined) => void;
   remove: (nodeId: string) => void;
+  rename: (nodeId: string, newName: string) => void;
   reset: () => void;
 }
 
@@ -90,6 +91,20 @@ export const useGraphLayersTreeStore = create<TreeStore>()((set) => ({
       tree: createTree([...state.rootNodes], nodesFlatById)
     }
   }),
+  rename: (nodeId, newName) => set((state) => {
+    const node = state.nodesFlatById.get(nodeId);
+    if (!node) {
+      return state;
+    }
+    const nodesFlatById = new Map(state.nodesFlatById);
+    nodesFlatById.set(nodeId, { ...node, title: newName });
+    return {
+      ...state,
+      nodesFlatById,
+      rootNodes: [...state.rootNodes],
+      tree: createTree([...state.rootNodes], nodesFlatById),
+    };
+  }),
   reset: () => set({
     nodesFlatById: new Map<React.Key, TreeDataNode>(),
     parentIdByChildId: new Map<React.Key, string>(),