Fix copy paste not being able to paste on other flow

src/frontend/src/pages/FlowPage/components/PageComponent/index.tsx

@@ -43,6 +43,7 @@ import { cn, getRandomName, isWrappedWithClass } from "../../../../utils/utils";
 import ConnectionLineComponent from "../ConnectionLineComponent";
 import SelectionMenu from "../SelectionMenuComponent";
 import ExtraSidebar from "../extraSidebarComponent";
+import { stat } from "fs";
 
 const nodeTypes = {
   genericNode: GenericNode,
@@ -64,11 +65,6 @@ export default function Page({
   const setFilterEdge = useTypesStore((state) => state.setFilterEdge);
   const reactFlowWrapper = useRef<HTMLDivElement>(null);
 
-  const [lastCopiedSelection, setLastCopiedSelection] = useState<{
-    nodes: any;
-    edges: any;
-  } | null>(null);
-
   const reactFlowInstance = useFlowStore((state) => state.reactFlowInstance);
   const setReactFlowInstance = useFlowStore(
     (state) => state.setReactFlowInstance
@@ -86,6 +82,10 @@ export default function Page({
   const redo = useFlowsManagerStore((state) => state.redo);
   const takeSnapshot = useFlowsManagerStore((state) => state.takeSnapshot);
   const paste = useFlowStore((state) => state.paste);
+  const lastCopiedSelection = useFlowStore((state) => state.lastCopiedSelection);
+  const setLastCopiedSelection = useFlowStore(
+    (state) => state.setLastCopiedSelection
+  );
 
   const position = useRef({ x: 0, y: 0 });
   const [lastSelection, setLastSelection] =

src/frontend/src/stores/flowStore.ts

@@ -204,6 +204,10 @@ const useFlowStore = create<FlowStoreType>((set, get) => ({
     });
     set({ edges: newEdges });
   },
+  lastCopiedSelection: null,
+  setLastCopiedSelection: (newSelection) => {
+    set({ lastCopiedSelection: newSelection });
+  },
 }));
 
 export default useFlowStore;

src/frontend/src/types/zustand/flow/index.ts

@@ -24,6 +24,11 @@ export type FlowStoreType = {
     selection: { nodes: any; edges: any },
     position: { x: number; y: number; paneX?: number; paneY?: number }
   ) => void;
+  lastCopiedSelection: { nodes: any; edges: any } | null;
+  setLastCopiedSelection: (
+    newSelection: { nodes: any; edges: any } | null
+  ) => void;
   isBuilt: boolean;
   setIsBuilt: (isBuilt: boolean) => void;
+
 };