feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

frontend/packages/workflow/feature-encapsulate/src/render/hooks/use-selected-nodes.ts

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+ 
+import { useEffect, useState } from 'react';
+
+import { useService } from '@flowgram-adapter/free-layout-editor';
+import { WorkflowSelectService } from '@flowgram-adapter/free-layout-editor';
+
+/**
+ * 选中节点
+ */
+export function useSelectedNodes() {
+  const selectService = useService<WorkflowSelectService>(
+    WorkflowSelectService,
+  );
+
+  const [selectedNodes, setSelectedNodes] = useState(
+    selectService.selectedNodes,
+  );
+
+  useEffect(() => {
+    const disposable = selectService.onSelectionChanged(() => {
+      setSelectedNodes(selectService.selectedNodes);
+    });
+
+    return () => {
+      disposable.dispose();
+    };
+  });
+
+  return {
+    selectedNodes,
+  };
+}