feat: Adds support for clearing the Select cache

superset-frontend/src/components/Select/Select.stories.tsx

@@ -16,9 +16,15 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-import React, { ReactNode, useState, useCallback } from 'react';
+import React, { ReactNode, useState, useCallback, useRef } from 'react';
+import Button from 'src/components/Button';
 import ControlHeader from 'src/explore/components/ControlHeader';
-import Select, { SelectProps, OptionsTypePage, OptionsType } from './Select';
+import Select, {
+  SelectProps,
+  OptionsTypePage,
+  OptionsType,
+  SelectRef,
+} from './Select';
 
 export default {
   title: 'Select',
@@ -387,6 +393,7 @@ export const AsyncSelect = ({
   responseTime: number;
 }) => {
   const [requests, setRequests] = useState<ReactNode[]>([]);
+  const ref = useRef<SelectRef>(null);
 
   const getResults = (username?: string) => {
     let results: { label: string; value: string }[] = [];
@@ -458,6 +465,7 @@ export const AsyncSelect = ({
       >
         <Select
           {...rest}
+          ref={ref}
           fetchOnlyOnSearch={fetchOnlyOnSearch}
           options={withError ? fetchUserListError : fetchUserListPage}
           placeholder={fetchOnlyOnSearch ? 'Type anything' : 'Select...'}
@@ -484,6 +492,19 @@ export const AsyncSelect = ({
           <p key={`request-${index}`}>{request}</p>
         ))}
       </div>
+      <Button
+        style={{
+          position: 'absolute',
+          top: 452,
+          left: DEFAULT_WIDTH + 580,
+        }}
+        onClick={() => {
+          ref.current?.clearCache();
+          setRequests([]);
+        }}
+      >
+        Clear cache
+      </Button>
     </>
   );
 };

superset-frontend/src/components/Select/Select.test.tsx

@@ -16,10 +16,11 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-import React from 'react';
+import React, { RefObject } from 'react';
 import { render, screen, waitFor, within } from 'spec/helpers/testing-library';
 import userEvent from '@testing-library/user-event';
 import { Select } from 'src/components';
+import { SelectRef } from './Select';
 
 const ARIA_LABEL = 'Test';
 const NEW_OPTION = 'Kyle';
@@ -813,6 +814,21 @@ test('async - fires a new request if all values have not been fetched', async ()
   expect(mock).toHaveBeenCalledTimes(2);
 });
 
+test('async - requests the options again after clearing the cache', async () => {
+  const ref: RefObject<SelectRef> = { current: null };
+  const mock = jest.fn(loadOptions);
+  const pageSize = OPTIONS.length;
+  render(
+    <Select {...defaultProps} options={mock} pageSize={pageSize} ref={ref} />,
+  );
+  await open();
+  expect(mock).toHaveBeenCalledTimes(1);
+  ref.current?.clearCache();
+  await type('{esc}');
+  await open();
+  expect(mock).toHaveBeenCalledTimes(2);
+});
+
 /*
  TODO: Add tests that require scroll interaction. Needs further investigation.
  - Fetches more data when scrolling and more data is available

superset-frontend/src/components/Select/Select.tsx

@@ -27,6 +27,7 @@ import React, {
   useState,
   useRef,
   useCallback,
+  useImperativeHandle,
 } from 'react';
 import { ensureIsArray, styled, t } from '@superset-ui/core';
 import AntdSelect, {
@@ -81,6 +82,8 @@ export type OptionsPagePromise = (
   pageSize: number,
 ) => Promise<OptionsTypePage>;
 
+export type SelectRef = HTMLInputElement & { clearCache: () => void };
+
 export interface SelectProps extends PickedSelectProps {
   /**
    * It enables the user to create new options.
@@ -315,7 +318,7 @@ const Select = (
     value,
     ...props
   }: SelectProps,
-  ref: RefObject<HTMLInputElement>,
+  ref: RefObject<SelectRef>,
 ) => {
   const isAsync = typeof options === 'function';
   const isSingleMode = mode === 'single';
@@ -678,6 +681,17 @@ const Select = (
     }
   }, [isLoading, loading]);
 
+  const clearCache = () => fetchedQueries.current.clear();
+
+  useImperativeHandle(
+    ref,
+    () => ({
+      ...(ref.current as HTMLInputElement),
+      clearCache,
+    }),
+    [ref],
+  );
+
   return (
     <StyledContainer>
       {header}

superset-frontend/src/filters/components/GroupBy/types.ts

@@ -23,6 +23,7 @@ import {
   QueryFormData,
 } from '@superset-ui/core';
 import { RefObject } from 'react';
+import { SelectRef } from 'src/components/Select/Select';
 import { PluginFilterHooks, PluginFilterStylesProps } from '../types';
 
 interface PluginFilterGroupByCustomizeProps {
@@ -40,7 +41,7 @@ export type PluginFilterGroupByProps = PluginFilterStylesProps & {
   data: DataRecord[];
   filterState: FilterState;
   formData: PluginFilterGroupByQueryFormData;
-  inputRef: RefObject<HTMLInputElement>;
+  inputRef: RefObject<SelectRef>;
 } & PluginFilterHooks;
 
 export const DEFAULT_FORM_DATA: PluginFilterGroupByCustomizeProps = {

superset-frontend/src/filters/components/TimeColumn/types.ts

@@ -23,6 +23,7 @@ import {
   QueryFormData,
 } from '@superset-ui/core';
 import { RefObject } from 'react';
+import { SelectRef } from 'src/components/Select/Select';
 import { PluginFilterHooks, PluginFilterStylesProps } from '../types';
 
 interface PluginFilterTimeColumnCustomizeProps {
@@ -39,7 +40,7 @@ export type PluginFilterTimeColumnProps = PluginFilterStylesProps & {
   data: DataRecord[];
   filterState: FilterState;
   formData: PluginFilterTimeColumnQueryFormData;
-  inputRef: RefObject<HTMLInputElement>;
+  inputRef: RefObject<SelectRef>;
 } & PluginFilterHooks;
 
 export const DEFAULT_FORM_DATA: PluginFilterTimeColumnCustomizeProps = {

superset-frontend/src/filters/components/TimeGrain/types.ts

@@ -18,6 +18,7 @@
  */
 import { FilterState, QueryFormData, DataRecord } from '@superset-ui/core';
 import { RefObject } from 'react';
+import { SelectRef } from 'src/components/Select/Select';
 import { PluginFilterHooks, PluginFilterStylesProps } from '../types';
 
 interface PluginFilterTimeGrainCustomizeProps {
@@ -33,7 +34,7 @@ export type PluginFilterTimeGrainProps = PluginFilterStylesProps & {
   data: DataRecord[];
   filterState: FilterState;
   formData: PluginFilterTimeGrainQueryFormData;
-  inputRef: RefObject<HTMLInputElement>;
+  inputRef: RefObject<SelectRef>;
 } & PluginFilterHooks;
 
 export const DEFAULT_FORM_DATA: PluginFilterTimeGrainCustomizeProps = {