feat(Chip): Add the Chip component to PF4 (patternfly#1180)

packages/patternfly-4/react-core/src/components/Chip/Chip.d.ts

@@ -0,0 +1,15 @@
+import { SFC, HTMLProps } from 'react';
+import { Omit, OneOf } from '../../typeUtils';
+import { TooltipPosition } from '../Tooltip';
+
+export interface ChipProps extends HTMLProps<HTMLDivElement> {
+  children: string;
+  closeBtnAriaLabel: string;
+  isOverflowChip: boolean;
+  tooltipPosition: OneOf<typeof TooltipPosition, keyof typeof TooltipPosition>;
+}
+
+declare const Chip: SFC<ChipProps>;
+
+export default Chip;
+

packages/patternfly-4/react-core/src/components/Chip/Chip.docs.js

@@ -0,0 +1,15 @@
+import { Chip } from '@patternfly/react-core';
+import SimpleExample from './examples/SimpleChip';
+
+export default {
+  title: 'Chip',
+  components: {
+    Chip,
+  },
+  examples: [
+    {
+      component: SimpleExample,
+      title: 'Simple Example'
+    }
+  ]
+};

packages/patternfly-4/react-core/src/components/Chip/Chip.js

@@ -0,0 +1,100 @@
+import React from 'react';
+import { css } from '@patternfly/react-styles';
+import PropTypes from 'prop-types';
+import ChipButton from './ChipButton';
+import { Tooltip, TooltipPosition } from '../Tooltip';
+import { TimesCircleIcon } from '@patternfly/react-icons';
+import styles from '@patternfly/patternfly-next/components/Chip/chip.css';
+import GenerateId from '../../internal/GenerateId/GenerateId';
+class Chip extends React.Component {
+
+  renderOverflowChip = () => {
+    const { children, className, onClick } = this.props;
+    return (
+      <div className={css(styles.chip, styles.modifiers.overflow, className)}>
+        <ChipButton onClick={onClick}>
+          <span className={css(styles.chipText)}>{children}</span>
+        </ChipButton>
+      </div>
+    );
+  }
+
+  renderChip = (randomId) => {
+    const {
+      children,
+      closeBtnAriaLabel,
+      tooltipPosition,
+      className,
+      onClick,
+    } = this.props;
+    const isTooltipVisible = children.length > 16;
+    if (isTooltipVisible) {
+      return (
+        <Tooltip position={tooltipPosition} content={children}>
+          <div className={css(styles.chip, className)}>
+            <span className={css(styles.chipText)} id={randomId}>
+              {children}
+            </span>
+            <ChipButton onClick={onClick} ariaLabel={closeBtnAriaLabel} id={`remove_${randomId}`} aria-labelledby={`remove_${randomId} ${randomId}`}>
+              <TimesCircleIcon aria-hidden="true" />
+            </ChipButton>
+          </div>
+        </Tooltip>
+      )
+    } else {
+      return (
+        <div className={css(styles.chip, className)}>
+          <span className={css(styles.chipText)} id={randomId}>
+            {children}
+          </span>
+          <ChipButton onClick={onClick} ariaLabel={closeBtnAriaLabel} id={`remove_${randomId}`} aria-labelledby={`remove_${randomId} ${randomId}`}>
+            <TimesCircleIcon aria-hidden="true" />
+          </ChipButton>
+        </div>
+      )
+    }
+  }
+
+  render() {
+    const {
+      isOverflowChip,
+    } = this.props;
+    return (
+      <GenerateId>
+        {(randomId) =>
+          (
+            <React.Fragment>
+              {isOverflowChip ? this.renderOverflowChip() : this.renderChip(randomId)}
+            </React.Fragment>
+          )
+        }
+      </GenerateId>
+    )
+  }
+}
+Chip.propTypes = {
+  /** Content rendered inside the chip text */
+  children: PropTypes.string.isRequired,
+  /** Aria Label for close button */
+  closeBtnAriaLabel: PropTypes.string,
+  /** ID of the chip */
+  id: PropTypes.string,
+  /** Additional classes added to the chip item */
+  className: PropTypes.string,
+  /** Flag indicating if the chip has overflow*/
+  isOverflowChip: PropTypes.bool,
+  /** Position of the tooltip which is displayed if text is longer */
+  tooltipPosition: PropTypes.oneOf(Object.values(TooltipPosition)),
+  /** Function that is called when clicking on the chip button */
+  onClick: PropTypes.func,
+};
+
+Chip.defaultProps = {
+  id: undefined,
+  closeBtnAriaLabel: 'close',
+  className: '',
+  tooltipPosition: 'top',
+  isOverflowChip: false,
+};
+
+export default Chip;

packages/patternfly-4/react-core/src/components/Chip/Chip.test.js

@@ -0,0 +1,43 @@
+import React from 'react';
+import { shallow } from 'enzyme';
+import ChipButton from './ChipButton';
+import Chip from './Chip';
+
+test('ChipButton', () => {
+  const view = shallow(
+    <ChipButton id="my-chip-button" className="chip-bttn-cls">
+      <b>Close</b>
+    </ChipButton>
+  );
+  expect(view).toMatchSnapshot();
+});
+
+describe('Chip', () => {
+  test('overflow', () => {
+    const view = shallow(
+      <Chip className="my-chp-cls" isOverflowChip={true}>
+        4 more
+      </Chip>
+    );
+    expect(view).toMatchSnapshot();
+  });
+
+  test('closable', () => {
+    const view = shallow(
+      <Chip className="my-chp-cls" id="chip_one">
+        Chip
+      </Chip>
+    );
+    expect(view).toMatchSnapshot();
+  });
+
+
+  test('closable with tooltip', () => {
+    const view = shallow(
+      <Chip className="my-chp-cls" id="chip_one">
+        12345678901234567891
+      </Chip>
+    );
+    expect(view).toMatchSnapshot();
+  });
+})

packages/patternfly-4/react-core/src/components/Chip/ChipButton.d.ts

@@ -0,0 +1,7 @@
+import { SFC, HTMLProps } from 'react';
+
+export interface ChipButtonProps extends HTMLProps<HTMLButtonElement> {}
+
+declare const ChipButton: SFC<ChipButtonProps>;
+
+export default ChipButton;

packages/patternfly-4/react-core/src/components/Chip/ChipButton.js

@@ -0,0 +1,33 @@
+import React from 'react';
+import { css } from '@patternfly/react-styles';
+import PropTypes from 'prop-types';
+import styles from '@patternfly/patternfly-next/components/Chip/chip.css';
+import { Button } from '../Button';
+
+const ChipButton = ({ ariaLabel, children, className, onClick, ...props }) => {
+  return (
+    <Button variant="plain" aria-label={ariaLabel} onClick={onClick} className={className} {...props}>
+      {children}
+    </Button>
+  );
+};
+
+ChipButton.propTypes = {
+  /** Aria label for chip button */
+  ariaLabel: PropTypes.string,
+  /** Content rendered inside the chip item */
+  children: PropTypes.node,
+  /** Additional classes added to the chip item */
+  className: PropTypes.string,
+  /** Function that is called when clicking on the chip button */
+  onClick: PropTypes.func,
+};
+
+ChipButton.defaultProps = {
+  ariaLabel: 'close',
+  children: null,
+  className: '',
+  onClick: () => { }
+};
+
+export default ChipButton;

packages/patternfly-4/react-core/src/components/Chip/__snapshots__/Chip.test.js.snap

@@ -0,0 +1,40 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`Chip closable 1`] = `
+<GenerateId
+  prefix="pf-random-id-"
+/>
+`;
+
+exports[`Chip closable with tooltip 1`] = `
+<GenerateId
+  prefix="pf-random-id-"
+/>
+`;
+
+exports[`Chip overflow 1`] = `
+<GenerateId
+  prefix="pf-random-id-"
+/>
+`;
+
+exports[`ChipButton 1`] = `
+<Button
+  aria-label="close"
+  className="chip-bttn-cls"
+  component="button"
+  id="my-chip-button"
+  isActive={false}
+  isBlock={false}
+  isDisabled={false}
+  isFocus={false}
+  isHover={false}
+  onClick={[Function]}
+  type="button"
+  variant="plain"
+>
+  <b>
+    Close
+  </b>
+</Button>
+`;

packages/patternfly-4/react-core/src/components/Chip/examples/SimpleChip.js

@@ -0,0 +1,42 @@
+import React from 'react';
+import { Chip } from '@patternfly/react-core';
+
+class SimpleChip extends React.Component {
+  state = {
+    show: ['chip_one', 'chip_two']
+  };
+  deleteItem = id => {
+    const { show } = this.state;
+    const ix = show.indexOf(id);
+    if (ix < 0) {
+      return;
+    }
+    this.setState(() => ({
+      show: [...show.slice(0, ix), ...show.slice(ix + 1, show.length)]
+    }));
+  };
+  render() {
+    const { show } = this.state
+    return (
+      <React.Fragment>
+        {show.includes('chip_one') && (
+          <Chip id="chip_one" onClick={() => this.deleteItem('chip_one')}>
+            Chip
+          </Chip>
+        )}
+        <br />
+        <br />
+        {show.includes('chip_two') && (
+          <Chip id="chip_two" onClick={() => this.deleteItem('chip_two')}>
+            Really long Chip that goes on and on
+          </Chip>
+        )}
+        <br />
+        <br />
+        <Chip isOverflowChip={true}>4 more</Chip>
+      </React.Fragment>
+    );
+  }
+}
+
+export default SimpleChip;

packages/patternfly-4/react-core/src/components/Chip/index.d.ts

@@ -0,0 +1 @@
+export { default as Chip } from './Chip';

packages/patternfly-4/react-core/src/components/Chip/index.js

@@ -0,0 +1 @@
+export { default as Chip } from './Chip';

packages/patternfly-4/react-core/src/components/index.ts

@@ -11,6 +11,7 @@ export * from './Breadcrumb';
 export * from './Button';
 export * from './Card';
 export * from './Checkbox';
+export * from './Chip';
 export * from './DataList';
 export * from './Dropdown';
 export * from './EmptyState';