v4.6 -1 (#459)

packages/service/core/dataset/controller.ts

@@ -0,0 +1,12 @@
+import { CollectionWithDatasetType } from '@fastgpt/global/core/dataset/type';
+import { MongoDatasetCollection } from './collection/schema';
+
+export async function getCollectionWithDataset(collectionId: string) {
+  const data = (
+    await MongoDatasetCollection.findById(collectionId).populate('datasetId')
+  )?.toJSON() as CollectionWithDatasetType;
+  if (!data) {
+    return Promise.reject('Collection is not exist');
+  }
+  return data;
+}