feat(core): add support for empty results and refresh indicator

packages/superset-ui-core/src/chart/components/SuperChart.tsx

@@ -12,6 +12,7 @@ const defaultProps = {
   FallbackComponent: DefaultFallbackComponent,
   height: 400 as string | number,
   width: '100%' as string | number,
+  enableNoResults: true,
 };
 
 export type FallbackPropsWithDimension = FallbackProps & Partial<Dimension>;
@@ -30,6 +31,8 @@ export type Props = Omit<SuperChartCoreProps, 'chartProps'> &
     disableErrorBoundary?: boolean;
     /** debounceTime to check for container resize */
     debounceTime?: number;
+    /** enable "No Results" message if empty result set */
+    enableNoResults?: boolean;
     /** Component to render when there are unexpected errors */
     FallbackComponent?: React.ComponentType<FallbackPropsWithDimension>;
     /** Event listener for unexpected errors from chart */
@@ -112,6 +115,7 @@ export default class SuperChart extends React.PureComponent<Props, {}> {
       onErrorBoundary,
       Wrapper,
       queriesData,
+      enableNoResults,
       ...rest
     } = this.props as PropsWithDefault;
 
@@ -125,8 +129,9 @@ export default class SuperChart extends React.PureComponent<Props, {}> {
     let chart;
     // Render the no results component if the query data is null or empty
     const noResultQueries =
-      !queriesData ||
-      queriesData.every(({ data }) => !data || (Array.isArray(data) && data.length === 0));
+      enableNoResults &&
+      (!queriesData ||
+        queriesData.every(({ data }) => !data || (Array.isArray(data) && data.length === 0)));
     if (noResultQueries) {
       chart = <NoResultsComponent id={id} className={className} height={height} width={width} />;
     } else {

packages/superset-ui-core/src/chart/models/ChartMetadata.ts

@@ -10,6 +10,7 @@ export interface ChartMetadataConfig {
   credits?: string[];
   description?: string;
   datasourceCount?: number;
+  enableNoResults?: boolean;
   show?: boolean;
   supportedAnnotationTypes?: string[];
   thumbnail: string;
@@ -40,6 +41,8 @@ export default class ChartMetadata {
 
   datasourceCount: number;
 
+  enableNoResults: boolean;
+
   constructor(config: ChartMetadataConfig) {
     const {
       name,
@@ -52,6 +55,7 @@ export default class ChartMetadata {
       useLegacyApi = false,
       behaviors = [],
       datasourceCount = 1,
+      enableNoResults = true,
     } = config;
 
     this.name = name;
@@ -73,6 +77,7 @@ export default class ChartMetadata {
     this.useLegacyApi = useLegacyApi;
     this.behaviors = behaviors;
     this.datasourceCount = datasourceCount;
+    this.enableNoResults = enableNoResults;
   }
 
   canBeAnnotationType(type: string): boolean {
@@ -91,6 +96,7 @@ export default class ChartMetadata {
       useLegacyApi: this.useLegacyApi,
       behaviors: this.behaviors,
       datasourceCount: this.datasourceCount,
+      enableNoResults: this.enableNoResults,
     });
   }
 }

packages/superset-ui-core/src/chart/models/ChartProps.ts

@@ -1,3 +1,6 @@
+/** Type checking is disabled for this file due to reselect only supporting
+ * TS declarations for selectors with up to 12 arguments. */
+// @ts-nocheck
 import { createSelector } from 'reselect';
 import {
   AppSection,
@@ -66,6 +69,8 @@ export interface ChartPropsConfig {
   behaviors?: Behavior[];
   /** Application section of the chart on the screen (in what components/screen it placed) */
   appSection?: AppSection;
+  /** is the chart refreshing its contents */
+  isRefreshing?: boolean;
 }
 
 const DEFAULT_WIDTH = 800;
@@ -102,6 +107,8 @@ export default class ChartProps<FormData extends RawFormData = RawFormData> {
 
   appSection?: AppSection;
 
+  isRefreshing?: boolean;
+
   constructor(config: ChartPropsConfig & { formData?: FormData } = {}) {
     const {
       annotationData = {},
@@ -116,6 +123,7 @@ export default class ChartProps<FormData extends RawFormData = RawFormData> {
       width = DEFAULT_WIDTH,
       height = DEFAULT_HEIGHT,
       appSection,
+      isRefreshing,
     } = config;
     this.width = width;
     this.height = height;
@@ -131,6 +139,7 @@ export default class ChartProps<FormData extends RawFormData = RawFormData> {
     this.filterState = filterState;
     this.behaviors = behaviors;
     this.appSection = appSection;
+    this.isRefreshing = isRefreshing;
   }
 }
 
@@ -149,6 +158,7 @@ ChartProps.createSelector = function create(): ChartPropsSelector {
     input => input.filterState,
     input => input.behaviors,
     input => input.appSection,
+    input => input.isRefreshing,
     (
       annotationData,
       datasource,
@@ -162,6 +172,7 @@ ChartProps.createSelector = function create(): ChartPropsSelector {
       filterState,
       behaviors,
       appSection,
+      isRefreshing,
     ) =>
       new ChartProps({
         annotationData,
@@ -176,6 +187,7 @@ ChartProps.createSelector = function create(): ChartPropsSelector {
         width,
         behaviors,
         appSection,
+        isRefreshing,
       }),
   );
 };

packages/superset-ui-core/test/chart/models/ChartProps.test.ts

@@ -1,4 +1,4 @@
-import { ChartProps } from '@superset-ui/core/src';
+import { Behavior, ChartProps } from '@superset-ui/core/src';
 
 const RAW_FORM_DATA = {
   some_field: 1,
@@ -10,6 +10,7 @@ const RAW_DATASOURCE = {
 
 const QUERY_DATA = { data: {} };
 const QUERIES_DATA = [QUERY_DATA];
+const BEHAVIORS = [Behavior.NATIVE_FILTER, Behavior.INTERACTIVE_CHART];
 
 describe('ChartProps', () => {
   it('exists', () => {
@@ -51,16 +52,46 @@ describe('ChartProps', () => {
         datasource: RAW_DATASOURCE,
         formData: RAW_FORM_DATA,
         queriesData: QUERIES_DATA,
+        behaviors: BEHAVIORS,
+        isRefreshing: false,
       });
       const props2 = selector({
         width: 800,
         height: 600,
         datasource: RAW_DATASOURCE,
         formData: RAW_FORM_DATA,
         queriesData: QUERIES_DATA,
+        behaviors: BEHAVIORS,
+        isRefreshing: false,
       });
       expect(props1).toBe(props2);
     });
+    it('selector returns a new chartProps if the 13th field changes', () => {
+      /** this test is here to test for selectors that exceed 12 arguments (
+       * isRefreshing is the 13th argument, which is missing TS declarations).
+       * See: https://github.com/reduxjs/reselect/issues/378
+       */
+
+      const props1 = selector({
+        width: 800,
+        height: 600,
+        datasource: RAW_DATASOURCE,
+        formData: RAW_FORM_DATA,
+        queriesData: QUERIES_DATA,
+        behaviors: BEHAVIORS,
+        isRefreshing: false,
+      });
+      const props2 = selector({
+        width: 800,
+        height: 600,
+        datasource: RAW_DATASOURCE,
+        formData: RAW_FORM_DATA,
+        queriesData: QUERIES_DATA,
+        behaviors: BEHAVIORS,
+        isRefreshing: true,
+      });
+      expect(props1).not.toBe(props2);
+    });
     it('selector returns a new chartProps if some input fields change', () => {
       const props1 = selector({
         width: 800,