Merge pull request #9359 from marmelab/fix-useGetList-big-data-cache-update

Fix `useGetList` optimistic cache update leads to ui freeze when too many records are returned

Author: fzaninotto

packages/ra-core/src/dataProvider/useGetList.spec.tsx

@@ -344,6 +344,43 @@ describe('useGetList', () => {
         ).toEqual({ id: 1, title: 'live' });
     });
 
+    it('should not pre-populate getOne Query Cache if more than 100 results', async () => {
+        const callback: any = jest.fn();
+        const queryClient = new QueryClient();
+        const dataProvider: any = {
+            getList: jest.fn(() =>
+                Promise.resolve({
+                    data: Array.from(Array(101).keys()).map(index => ({
+                        id: index + 1,
+                        title: `item ${index + 1}`,
+                    })),
+                    total: 101,
+                })
+            ),
+        };
+        render(
+            <CoreAdminContext
+                queryClient={queryClient}
+                dataProvider={dataProvider}
+            >
+                <UseGetList callback={callback} />
+            </CoreAdminContext>
+        );
+        await waitFor(() => {
+            expect(callback).toHaveBeenCalledWith(
+                expect.objectContaining({
+                    data: expect.arrayContaining([
+                        { id: 1, title: 'item 1' },
+                        { id: 101, title: 'item 101' },
+                    ]),
+                })
+            );
+        });
+        expect(
+            queryClient.getQueryData(['posts', 'getOne', { id: '1' }])
+        ).toBeUndefined();
+    });
+
     it('should not fail when the query is disabled and the cache gets updated by another query', async () => {
         const callback: any = jest.fn();
         const onSuccess = jest.fn();

packages/ra-core/src/dataProvider/useGetList.ts

@@ -9,6 +9,8 @@ import {
 import { RaRecord, GetListParams, GetListResult } from '../types';
 import { useDataProvider } from './useDataProvider';
 
+const MAX_DATA_LENGTH_TO_CACHE = 100;
+
 /**
  * Call the dataProvider.getList() method and return the resolved result
  * as well as the loading state.
@@ -87,12 +89,21 @@ export const useGetList = <RecordType extends RaRecord = any>(
             ...options,
             onSuccess: value => {
                 // optimistically populate the getOne cache
-                value?.data?.forEach(record => {
-                    queryClient.setQueryData(
-                        [resource, 'getOne', { id: String(record.id), meta }],
-                        oldRecord => oldRecord ?? record
-                    );
-                });
+                if (
+                    value?.data &&
+                    value.data.length <= MAX_DATA_LENGTH_TO_CACHE
+                ) {
+                    value.data.forEach(record => {
+                        queryClient.setQueryData(
+                            [
+                                resource,
+                                'getOne',
+                                { id: String(record.id), meta },
+                            ],
+                            oldRecord => oldRecord ?? record
+                        );
+                    });
+                }
                 // execute call-time onSuccess if provided
                 if (options?.onSuccess) {
                     options.onSuccess(value);