Expose prettyDuration and commonDurationRanges

CHANGELOG.md

@@ -4,6 +4,7 @@
 - Added `useInnerText` and `EuiInnerText` component utilities for retrieving text content of elements ([#2100](https://github.com/elastic/eui/pull/2100))
 - Converted `EuiRangeHightlight`, `EuiRangeLabel`, `EuiRangeLevels`, `EuiRangeSlider`, `EuiRangeThumb`, `EuiRangeTicks`, `EuiRangeTrack`, and `EuiRangeWrapper` to TypeScript ([#2124](https://github.com/elastic/eui/pull/2124))
 - Converted `EuiAccordion` to TypeScript ([#2128](https://github.com/elastic/eui/pull/2128))
+- Exported `prettyDuration` and `commonDurationRanges` for pretty printing date ranges outside `EuiSuperDatePicker` ([#2132](https://github.com/elastic/eui/pull/2132))
 
 **Bug fixes**
 

src-docs/src/routes.js

@@ -29,6 +29,8 @@ import { ColorPaletteExample } from './views/color_palette/color_palette_example
 
 import { IsColorDarkExample } from './views/is_color_dark/is_color_dark_example';
 
+import { PrettyDurationExample } from './views/pretty_duration/pretty_duration_example';
+
 import { UtilityClassesExample } from './views/utility_classes/utility_classes_example';
 
 // Component examples
@@ -376,6 +378,7 @@ const navigation = [
       InnerTextExample,
       I18nExample,
       IsColorDarkExample,
+      PrettyDurationExample,
       MutationObserverExample,
       OutsideClickDetectorExample,
       PortalExample,

src-docs/src/views/pretty_duration/pretty_duration.js

@@ -0,0 +1,74 @@
+import React, { Fragment } from 'react';
+
+import {
+  EuiSpacer,
+  EuiCodeBlock,
+  prettyDuration,
+} from '../../../../src/components';
+
+const examples = [
+  {
+    start: '2018-01-17T18:57:57.149Z',
+    end: '2018-01-17T20:00:00.000Z',
+    quickRanges: [],
+    dateFormat: 'MMMM Do YYYY, HH:mm:ss.SSS',
+  },
+  {
+    start: '2018-01-17T18:57:57.149Z',
+    end: '2018-01-17T20:00:00.000Z',
+    quickRanges: [],
+    dateFormat: 'MMMM Do YYYY @ HH:mm:ss.SSS',
+  },
+  {
+    start: '2018-01-17T18:57:57.149Z',
+    end: 'now-2h',
+    quickRanges: [],
+    dateFormat: 'MMMM Do YYYY @ HH:mm:ss.SSS',
+  },
+  {
+    start: 'now-17m',
+    end: 'now',
+    quickRanges: [],
+    dateFormat: 'MMMM Do YYYY @ HH:mm:ss.SSS',
+  },
+  {
+    start: 'now-17m',
+    end: 'now-1m',
+    quickRanges: [],
+    dateFormat: 'MMMM Do YYYY @ HH:mm:ss.SSS',
+  },
+  {
+    start: 'now-15m',
+    end: 'now',
+    quickRanges: [
+      {
+        start: 'now-15m',
+        end: 'now',
+        label: 'quick range 15 minutes custom display',
+      },
+    ],
+    dateFormat: 'MMMM Do YYYY, HH:mm:ss.SSS',
+  },
+];
+
+export default function prettyDurationExample() {
+  return (
+    <Fragment>
+      {examples.map(({ start, end, quickRanges, dateFormat }, idx) => (
+        <div key={idx}>
+          <EuiCodeBlock paddingSize="s">
+            prettyDuration(&apos;{start}&apos;, &apos;{end}&apos;,{' '}
+            {JSON.stringify(quickRanges)}, &apos;
+            {dateFormat}&apos;)
+          </EuiCodeBlock>
+
+          <EuiSpacer size="xs" />
+
+          {prettyDuration(start, end, quickRanges, dateFormat)}
+
+          <EuiSpacer size="xl" />
+        </div>
+      ))}
+    </Fragment>
+  );
+}

src-docs/src/views/pretty_duration/pretty_duration_example.js

@@ -0,0 +1,65 @@
+import React, { Fragment } from 'react';
+
+import { renderToHtml } from '../../services';
+
+import { GuideSectionTypes } from '../../components';
+
+import {
+  EuiAccordion,
+  EuiCode,
+  EuiCodeBlock,
+  commonDurationRanges,
+} from '../../../../src/components';
+
+import PrettyDuration from './pretty_duration';
+const prettyDurationSource = require('!!raw-loader!./pretty_duration');
+const prettyDurationHtml = renderToHtml(PrettyDuration);
+
+export const PrettyDurationExample = {
+  title: 'Pretty Duration',
+  sections: [
+    {
+      source: [
+        {
+          type: GuideSectionTypes.JS,
+          code: prettyDurationSource,
+        },
+        {
+          type: GuideSectionTypes.HTML,
+          code: prettyDurationHtml,
+        },
+      ],
+      text: (
+        <Fragment>
+          <p>
+            Use <EuiCode>prettyDuration</EuiCode> to convert a start and end
+            date string to a human-friendly format.
+          </p>
+
+          <p>
+            Start and end values for the duration are passed as the first and
+            second arguments, respectively. These can be timestamps (
+            <EuiCode>2018-01-17T18:57:57.149Z</EuiCode>) or relative times (
+            <EuiCode>now-15m</EuiCode>).
+          </p>
+
+          <p>
+            An array of quick range values is passed as the third argument.
+            These are used to pretty format custom ranges. EUI exports
+            <EuiCode>commonDurationRanges</EuiCode> which can be passed here.
+            <EuiAccordion buttonContent="show commonDurationRanges definition">
+              <EuiCodeBlock>
+                {JSON.stringify(commonDurationRanges, null, 2)}
+              </EuiCodeBlock>
+            </EuiAccordion>
+          </p>
+
+          <p>
+            The output date/time format is specified by the fourth argument.
+          </p>
+        </Fragment>
+      ),
+      demo: <PrettyDuration />,
+    },
+  ],
+};

src/components/date_picker/index.d.ts

@@ -86,4 +86,19 @@ declare module '@elastic/eui' {
 
   export const ReactDatePicker: typeof _ReactDatePicker;
   export const ReactDatePickerProps: _ReactDatePickerProps;
+
+  interface DurationRange {
+    start: string;
+    end: string;
+    label: string;
+  }
+
+  export const commonDurationRanges: DurationRange[];
+
+  export function prettyDuration(
+    timeFrom: string,
+    timeTo: string,
+    quickRanges: DurationRange[],
+    dateFormat: string
+  ): string;
 }

src/components/date_picker/index.js

@@ -2,4 +2,9 @@ export { EuiDatePicker } from './date_picker';
 
 export { EuiDatePickerRange } from './date_picker_range';
 
-export { EuiSuperDatePicker, EuiSuperUpdateButton } from './super_date_picker';
+export {
+  EuiSuperDatePicker,
+  EuiSuperUpdateButton,
+  prettyDuration,
+  commonDurationRanges,
+} from './super_date_picker';

src/components/date_picker/super_date_picker/index.js

@@ -1,3 +1,5 @@
 export { EuiSuperDatePicker } from './super_date_picker';
 
 export { EuiSuperUpdateButton } from './super_update_button';
+
+export { prettyDuration, commonDurationRanges } from './pretty_duration';

src/components/date_picker/super_date_picker/pretty_duration.js

@@ -6,6 +6,17 @@ import { parseRelativeParts } from './relative_utils';
 
 const ISO_FORMAT = 'YYYY-MM-DDTHH:mm:ss.SSSZ';
 
+export const commonDurationRanges = [
+  { start: 'now/d', end: 'now/d', label: 'Today' },
+  { start: 'now/w', end: 'now/w', label: 'This week' },
+  { start: 'now/M', end: 'now/M', label: 'This month' },
+  { start: 'now/y', end: 'now/y', label: 'This year' },
+  { start: 'now-1d/d', end: 'now-1d/d', label: 'Yesterday' },
+  { start: 'now/w', end: 'now', label: 'Week to date' },
+  { start: 'now/M', end: 'now', label: 'Month to date' },
+  { start: 'now/y', end: 'now', label: 'Year to date' },
+];
+
 function cantLookup(timeFrom, timeTo, dateFormat) {
   const displayFrom = formatTimeString(timeFrom, dateFormat);
   const displayTo = formatTimeString(timeTo, dateFormat, true);

src/components/date_picker/super_date_picker/super_date_picker.js

@@ -6,7 +6,11 @@ import {
   recentlyUsedRangeShape,
   quickSelectPanelShape,
 } from './types';
-import { prettyDuration, showPrettyDuration } from './pretty_duration';
+import {
+  prettyDuration,
+  showPrettyDuration,
+  commonDurationRanges,
+} from './pretty_duration';
 import { prettyInterval } from './pretty_interval';
 
 import dateMath from '@elastic/datemath';
@@ -20,6 +24,8 @@ import { EuiFormControlLayout } from '../../form';
 import { EuiFlexGroup, EuiFlexItem } from '../../flex';
 import { AsyncInterval } from './async_interval';
 
+export { prettyDuration, commonDurationRanges };
+
 function isRangeInvalid(start, end) {
   if (start === 'now' && end === 'now') {
     return true;
@@ -105,16 +111,7 @@ export class EuiSuperDatePicker extends Component {
     end: 'now',
     isPaused: true,
     refreshInterval: 0,
-    commonlyUsedRanges: [
-      { start: 'now/d', end: 'now/d', label: 'Today' },
-      { start: 'now/w', end: 'now/w', label: 'This week' },
-      { start: 'now/M', end: 'now/M', label: 'This month' },
-      { start: 'now/y', end: 'now/y', label: 'This year' },
-      { start: 'now-1d/d', end: 'now-1d/d', label: 'Yesterday' },
-      { start: 'now/w', end: 'now', label: 'Week to date' },
-      { start: 'now/M', end: 'now', label: 'Month to date' },
-      { start: 'now/y', end: 'now', label: 'Year to date' },
-    ],
+    commonlyUsedRanges: commonDurationRanges,
     dateFormat: 'MMM D, YYYY @ HH:mm:ss.SSS',
     recentlyUsedRanges: [],
     showUpdateButton: true,

src/components/index.js

@@ -50,6 +50,8 @@ export {
   EuiDatePickerRange,
   EuiSuperDatePicker,
   EuiSuperUpdateButton,
+  prettyDuration,
+  commonDurationRanges,
 } from './date_picker';
 
 export { EuiDelayHide } from './delay_hide';