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| import _ from 'lodash';
import React from 'react';
import PropTypes from 'prop-types';
import { lucidClassNames } from '../../util/style-helpers';
import {
createClass,
getFirst,
findTypes,
omitProps,
} from '../../util/component-types';
import { buildHybridComponent } from '../../util/state-management';
import * as reducers from './Tabs.reducers';
const cx = lucidClassNames.bind('&-Tabs');
const { any, bool, func, node, number, string } = PropTypes;
/**
*
* Content that will be rendered in a tab. Be sure to nest a Title inside
* each Tab or provide it as a prop. Props other than `isDisabled`, `isSelected`,
* and `Title` can be inferred from the parent `Tabs` component, but directly
* provided `props` will take precedence.
*/
const Tab = createClass({
displayName: 'Tabs.Tab',
propName: 'Tab',
propTypes: {
/**
* The index of this `Tab` within the list of `Tabs`.
*/
index: number,
/**
* Styles a `Tab` as disabled. This is typically used with
* `isProgressive` to disable steps that have not been completed
* and should not be selected until the current step has been
* completed.
*/
isDisabled: bool,
/**
* If `true`, this `Tab` is the last `Tab` in the list of `Tabs`.
*/
isLastTab: bool,
/**
* If `true` then the active `Tab` will appear open on the bottom.
*/
isOpen: bool,
/**
* If `true`, the `Tab` will appear as a `Progressive` tab.
*/
isProgressive: bool,
/**
* If `true`, the `Tab` will appear selected.
*/
isSelected: bool,
/**
* Callback for when the user clicks a `Tab`. Called with the index of the
* `Tab` that was clicked.
*/
onSelect: func,
/**
* The content to be rendered as the `Title` of the `Tab`.
*/
Title: node,
/**
* If `true` component will be styled to be more visually prominent for use with page-level navigation.
*/
isNavigation: bool,
},
handleClick(event) {
const { props, props: { index, onSelect, ...passThroughs } } = this;
if (!props.isDisabled) {
onSelect(index, passThroughs, event);
}
},
render() {
const {
isDisabled,
isLastTab,
isOpen,
isProgressive,
isSelected,
Title,
isNavigation,
...passThroughs
} = this.props;
return (
<li
className={cx('&-Tab', {
'&-Tab-is-active': isSelected,
'&-Tab-is-disabled': isDisabled,
'&-Tab-is-active-and-open': isOpen && isSelected,
'&-Tab-is-progressive': isProgressive && !isLastTab,
})}
onClick={this.handleClick}
{...passThroughs}
>
<span className={cx('&-Tab-content')}>{Title}</span>
{isProgressive &&
!isLastTab &&
<span className={cx('&-Tab-arrow')}>
<svg
className={cx('&-Tab-arrow-svg')}
viewBox={isNavigation ? '0 0 8 37' : '0 0 8 28'}
>
<polygon
className={cx('&-Tab-arrow-background')}
fill="#fff"
points={isNavigation ? '0,0 8,18.5 0,37' : '0,0 8,14 0,28'}
/>
<polyline
className={cx('&-Tab-arrow-tab-line')}
fill="#fff"
points="0,0 1,1 0,1"
/>
<polyline
className={cx('&-Tab-arrow-line')}
fill="none"
stroke="#fff"
strokeWidth="1"
points={isNavigation ? '0,37 7.3,18.5 0,0' : '0,28 7.9,14 0,0'}
/>
</svg>
</span>}
</li>
);
},
});
/**
*
* {"categories": ["navigation"]}
*
* `Tabs` provides tabbed navigation. It has a flexible interface that allows
* tab content to be passed as regular React children or through props.
*/
const Tabs = createClass({
displayName: 'Tabs',
components: {
Tab,
/**
* Titles can be provided as a child or prop to a Tab.
*/
Title: createClass({
displayName: 'Tabs.Title',
propName: 'Title',
}),
},
reducers,
propTypes: {
/**
* Class names that are appended to the defaults.
*/
className: string,
/**
* Indicates which of the `Tabs.Tab` children is currently selected. The
* index of the last `Tabs.Tab` child with `isSelected` equal to `true`
* takes precedence over this prop.
*/
selectedIndex: number,
/**
* Callback for when the user clicks a tab. Called with the index of the
* tab that was clicked.
*/
onSelect: func,
/**
* If `true` then the active tab will appear open on the bottom.
*/
isOpen: bool,
/**
* Style the tabs as a progression. This is typically used for a work flow
* where the user needs to move forward and backward through a series of
* steps.
*/
isProgressive: bool,
/**
* Set the multiline className. This is typically used for styling the Tab.Title bar
* for improved readability when there are multiple React elements in the tab headers.
*/
hasMultilineTitle: bool,
/**
* If `true` the width will be evenly distributed to all tabs. `False` typically used in conjunction with `Tab.width`
*/
hasFullWidthTabs: bool,
/**
* If `true` component will be styled to be more visually prominent for use with page-level navigation.
*/
isNavigation: bool,
/**
* *Child Element*
*
* Can be used to define one or more individual `Tab`s in the sequence of `Tabs`.
*
*/
Tab: any,
},
getDefaultProps() {
return {
selectedIndex: 0,
onSelect: _.noop,
isOpen: true,
isProgressive: false,
hasMultilineTitle: false,
hasFullWidthTabs: true,
isNavigation: false,
};
},
handleClicked(index, tabProps, event) {
const { onSelect } = this.props;
onSelect(index, { event, props: tabProps });
},
render() {
const {
className,
hasMultilineTitle,
isOpen,
isProgressive,
selectedIndex,
hasFullWidthTabs,
isNavigation,
...passThroughs
} = this.props;
// Grab props array from each Tab
const tabChildProps = _.map(findTypes(this.props, Tab), 'props');
const selectedIndexFromChildren = _.findLastIndex(tabChildProps, {
isSelected: true,
});
const actualSelectedIndex = selectedIndexFromChildren !== -1
? selectedIndexFromChildren
: selectedIndex;
return (
<div {...omitProps(passThroughs, Tabs)} className={cx('&', className)}>
<ul
className={cx('&-bar', {
'&-bar-is-multiline': hasMultilineTitle,
'&-variable-width': !hasFullWidthTabs,
'&-navigation-tabs': isNavigation,
})}
>
{_.map(tabChildProps, (tabProps, index) => (
<Tab
key={index}
index={index}
isLastTab={index === tabChildProps.length - 1}
isOpen={isOpen}
isProgressive={isProgressive}
isNavigation={isNavigation}
isSelected={index === actualSelectedIndex}
onSelect={this.handleClicked}
Title={_.get(
getFirst(tabProps, Tabs.Title),
'props.children',
''
)}
{...tabProps}
/>
))}
</ul>
<div className={cx('&-content')}>
{_.get(tabChildProps, [actualSelectedIndex, 'children'])}
</div>
</div>
);
},
});
export default buildHybridComponent(Tabs);
export { Tabs as TabsDumb };
|