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[Discover] Improve empty state page (#103602)
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Co-authored-by: Tim Roes <tim.roes@elastic.co>
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andreadelrio and Tim Roes authored Jul 21, 2021
1 parent 856ec00 commit 09c49f5
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Showing 10 changed files with 287 additions and 165 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -211,7 +211,14 @@ export function DiscoverLayout({
savedSearchRefetch$.next('reset');
}, [savedSearchRefetch$]);

const contentCentered = resultState === 'uninitialized';
const onDisableFilters = useCallback(() => {
const disabledFilters = filterManager
.getFilters()
.map((filter) => ({ ...filter, meta: { ...filter.meta, disabled: true } }));
filterManager.setFilters(disabledFilters);
}, [filterManager]);

const contentCentered = resultState === 'uninitialized' || resultState === 'none';
const showTimeCol = useMemo(
() => !uiSettings.get(DOC_HIDE_TIME_COLUMN_SETTING, false) && !!indexPattern.timeFieldName,
[uiSettings, indexPattern.timeFieldName]
Expand Down Expand Up @@ -284,14 +291,19 @@ export function DiscoverLayout({
hasShadow={false}
className={classNames('dscPageContent', {
'dscPageContent--centered': contentCentered,
'dscPageContent--emptyPrompt': resultState === 'none',
})}
>
{resultState === 'none' && (
<DiscoverNoResults
timeFieldName={timeField}
queryLanguage={state.query?.language ?? ''}
data={data}
error={fetchState.fetchError}
hasQuery={!!state.query?.query}
hasFilters={
state.filters && state.filters.filter((f) => !f.meta.disabled).length > 0
}
onDisableFilters={onDisableFilters}
/>
)}
{resultState === 'uninitialized' && (
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Original file line number Diff line number Diff line change
@@ -1,3 +1,8 @@
.dscNoResults {
padding: $euiSize;
padding: $euiSizeL;
}

.dscPageContent--emptyPrompt {
// override EUI specificity
max-width: $euiSizeXXL * 19 !important; // sass-lint:disable-line no-important
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,19 @@
.dscNoResultsIllustration__decor {
fill: lightOrDarkTheme(#E6EBF2, #294492);
}

.dscNoResultsIllustration__fly {
fill: lightOrDarkTheme(#294492, #E6EBF2);
}

@include euiBreakpoint('xs', 's') {
.dscNoResults__illustration > svg {
width: $euiSize * 12;
height: auto;
margin: 0 auto;
}

.dscNoResults__title {
text-align: center;
}
}

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Original file line number Diff line number Diff line change
Expand Up @@ -30,13 +30,15 @@ beforeEach(() => {
jest.clearAllMocks();
});

function mountAndFindSubjects(props: DiscoverNoResultsProps) {
const component = mountWithIntl(<DiscoverNoResults {...props} />);
function mountAndFindSubjects(props: Omit<DiscoverNoResultsProps, 'onDisableFilters'>) {
const component = mountWithIntl(<DiscoverNoResults onDisableFilters={() => {}} {...props} />);
return {
mainMsg: findTestSubject(component, 'discoverNoResults').length > 0,
timeFieldMsg: findTestSubject(component, 'discoverNoResultsTimefilter').length > 0,
luceneMsg: findTestSubject(component, 'discoverNoResultsLucene').length > 0,
errorMsg: findTestSubject(component, 'discoverNoResultsError').length > 0,
mainMsg: findTestSubject(component, 'discoverNoResults').exists(),
timeFieldMsg: findTestSubject(component, 'discoverNoResultsTimefilter').exists(),
errorMsg: findTestSubject(component, 'discoverNoResultsError').exists(),
adjustSearch: findTestSubject(component, 'discoverNoResultsAdjustSearch').exists(),
adjustFilters: findTestSubject(component, 'discoverNoResultsAdjustFilters').exists(),
disableFiltersButton: findTestSubject(component, 'discoverNoResultsDisableFilters').exists(),
};
}

Expand All @@ -47,8 +49,10 @@ describe('DiscoverNoResults', () => {
const result = mountAndFindSubjects({});
expect(result).toMatchInlineSnapshot(`
Object {
"adjustFilters": false,
"adjustSearch": false,
"disableFiltersButton": false,
"errorMsg": false,
"luceneMsg": false,
"mainMsg": true,
"timeFieldMsg": false,
}
Expand All @@ -62,26 +66,27 @@ describe('DiscoverNoResults', () => {
});
expect(result).toMatchInlineSnapshot(`
Object {
"adjustFilters": false,
"adjustSearch": false,
"disableFiltersButton": false,
"errorMsg": false,
"luceneMsg": false,
"mainMsg": true,
"timeFieldMsg": true,
}
`);
});
});

describe('queryLanguage', () => {
test('supports lucene and renders doc link', () => {
const result = mountAndFindSubjects({ queryLanguage: 'lucene' });
expect(result).toMatchInlineSnapshot(`
Object {
"errorMsg": false,
"luceneMsg": true,
"mainMsg": true,
"timeFieldMsg": false,
}
`);
describe('filter/query', () => {
test('shows "adjust search" message when having query', () => {
const result = mountAndFindSubjects({ hasQuery: true });
expect(result).toHaveProperty('adjustSearch', true);
});

test('shows "adjust filters" message when having filters', () => {
const result = mountAndFindSubjects({ hasFilters: true });
expect(result).toHaveProperty('adjustFilters', true);
expect(result).toHaveProperty('disableFiltersButton', true);
});
});

Expand All @@ -91,12 +96,13 @@ describe('DiscoverNoResults', () => {
const result = mountAndFindSubjects({
timeFieldName: 'awesome_time_field',
error,
queryLanguage: 'lucene',
});
expect(result).toMatchInlineSnapshot(`
Object {
"adjustFilters": false,
"adjustSearch": false,
"disableFiltersButton": false,
"errorMsg": true,
"luceneMsg": false,
"mainMsg": false,
"timeFieldMsg": false,
}
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Original file line number Diff line number Diff line change
Expand Up @@ -8,42 +8,62 @@

import React, { Fragment } from 'react';
import { FormattedMessage } from '@kbn/i18n/react';
import { EuiButton, EuiCallOut, EuiFlexGroup, EuiFlexItem } from '@elastic/eui';
import { getServices } from '../../../../../kibana_services';
import {
EuiButton,
EuiCallOut,
EuiFlexGroup,
EuiFlexItem,
EuiSpacer,
EuiTitle,
} from '@elastic/eui';
import { DataPublicPluginStart } from '../../../../../../../data/public';
import { getLuceneQueryMessage, getTimeFieldMessage } from './no_results_helper';
import { AdjustSearch, getTimeFieldMessage } from './no_results_helper';
import './_no_results.scss';
import { NoResultsIllustration } from './assets/no_results_illustration';

export interface DiscoverNoResultsProps {
timeFieldName?: string;
queryLanguage?: string;
error?: Error;
data?: DataPublicPluginStart;
hasQuery?: boolean;
hasFilters?: boolean;
onDisableFilters: () => void;
}

export function DiscoverNoResults({
timeFieldName,
queryLanguage,
error,
data,
hasFilters,
hasQuery,
onDisableFilters,
}: DiscoverNoResultsProps) {
const callOut = !error ? (
<EuiFlexItem grow={false} className="dscNoResults">
<EuiCallOut
title={
<EuiTitle className="dscNoResults__title">
<h2 data-test-subj="discoverNoResults">
<FormattedMessage
id="discover.noResults.searchExamples.noResultsMatchSearchCriteriaTitle"
defaultMessage="No results match your search criteria"
/>
}
color="warning"
iconType="help"
data-test-subj="discoverNoResults"
/>
{timeFieldName ? getTimeFieldMessage() : null}
{queryLanguage === 'lucene'
? getLuceneQueryMessage(getServices().docLinks.links.query.luceneQuerySyntax)
: null}
</h2>
</EuiTitle>
<EuiSpacer size="m" />
<EuiFlexGroup gutterSize="xl" alignItems="center" direction="rowReverse" wrap>
<EuiFlexItem className="dscNoResults__illustration" grow={1}>
<NoResultsIllustration />
</EuiFlexItem>
<EuiFlexItem grow={2}>
{!!timeFieldName && getTimeFieldMessage()}
{(hasFilters || hasQuery) && (
<AdjustSearch
hasFilters={hasFilters}
hasQuery={hasQuery}
onDisableFilters={onDisableFilters}
/>
)}
</EuiFlexItem>
</EuiFlexGroup>
</EuiFlexItem>
) : (
<EuiFlexItem grow={true} className="dscNoResults">
Expand Down
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