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| import React from 'react';
import _ from 'lodash';
import { lucidClassNames } from '../../util/style-helpers';
import { createClass } from '../../util/component-types';
import * as reducers from './Paginator.reducers';
import selectors from './Paginator.selectors';
import SingleSelect from '../SingleSelect/SingleSelect';
import TextField from '../TextField/TextField';
import Button from '../Button/Button';
import ArrowIcon from '../Icon/ArrowIcon/ArrowIcon';
const cx = lucidClassNames.bind('&-Paginator');
const {
arrayOf,
bool,
func,
number,
object,
shape,
string,
} = React.PropTypes;
const { Option } = SingleSelect;
/**
*
* {"categories": ["navigation"], "madeFrom": ["ArrowIcon", "TextField", "Button", "SingleSelect"]}
*
* A paginator with page size selector.
*/
const Paginator = createClass({
displayName: 'Paginator',
reducers,
selectors,
propTypes: {
/**
* Appended to the component-specific class names set on the root elements.
*/
className: string,
/**
* Styles that are passed through to root element.
*/
style: object,
/**
* Disables the Paginator from being clicked or focused.
*/
isDisabled: bool,
/**
* Whether to show the page size selector. Defaults to false.
*/
hasPageSizeSelector: bool,
/**
* 0-indexed currently selected page number
*/
selectedPageIndex: number,
/**
* currently selected page size option index
*/
selectedPageSizeIndex: number,
/**
* Object of SingleSelect props which are passed thru to the underlying
* SingleSelect component for the page size selector.
*/
SingleSelect: shape(SingleSelect.propTypes),
/**
* number to display in `of ${totalPages}`, calculated from `totalPages` and
* selected page size by default.
*/
totalPages: number,
/**
* total number of items across all pages
*/
totalCount: number,
/**
* array of numbers representing page size options
*/
pageSizeOptions: arrayOf(number),
/**
* Object of TextField props which are passed thru to the underlying TextField component.
*/
TextField: shape(TextField.propTypes),
/**
* Called when a page is selected.
* Has the signature `(pageIndex, totalPages, {props, event}) => {}` where pageIndex is a number.
*/
onPageSelect: func,
/**
* Called when a page size is selected.
* Has the signature `(pageSizeIndex, {props, event}) => {}` where pageSizeIndex is a number.
*/
onPageSizeSelect: func,
},
getDefaultProps() {
return {
hasPageSizeSelector: false,
isDisabled: false,
onPageSelect: _.noop,
selectedPageIndex: 0,
selectedPageSizeIndex: 0,
totalCount: null,
pageSizeOptions: [10, 50, 100],
SingleSelect: {
...SingleSelect.getDefaultProps(),
selectedIndex: 0,
},
TextField: TextField.getDefaultProps(),
};
},
handleTextFieldChange(pageNum, {props, event}) {
const {
onPageSelect,
selectedPageIndex,
totalPages,
} = this.props;
const parsedPageNum = _.parseInt(pageNum);
Iif (_.isNaN(parsedPageNum)) {
return onPageSelect(selectedPageIndex, totalPages, {props, event});
}
return onPageSelect(parsedPageNum - 1, totalPages, {props, event});
},
render() {
const {
className,
hasPageSizeSelector,
isDisabled,
onPageSelect,
onPageSizeSelect,
pageSizeOptions,
selectedPageIndex,
selectedPageSizeIndex,
totalPages,
style,
SingleSelect: singleSelectProps,
TextField: textFieldProps,
} = this.props;
return (
<div style={style} className={cx('&', className)}>
{ hasPageSizeSelector ? (
<div className={cx('&-page-size-container')}>
<span className={cx('&-rows-per-page-label')}>Rows per page:</span>
<SingleSelect
{...singleSelectProps}
hasReset={false}
isSelectionHighlighted={false}
isDisabled={isDisabled}
selectedIndex={selectedPageSizeIndex}
onSelect={onPageSizeSelect}
>
{_.map(pageSizeOptions, option => <Option key={option}>{option}</Option>)}
</SingleSelect>
</div>
) : null }
<Button
onClick={_.partial(onPageSelect, selectedPageIndex - 1, totalPages)}
isDisabled={isDisabled || selectedPageIndex === 0}
hasOnlyIcon
>
<ArrowIcon direction='left'/>
</Button>
<TextField
lazyLevel={100}
{...textFieldProps}
onBlur={this.handleTextFieldChange}
onSubmit={this.handleTextFieldChange}
isDisabled={isDisabled}
value={selectedPageIndex + 1}
/>
<span>of {totalPages}</span>
<Button
onClick={_.partial(onPageSelect, selectedPageIndex + 1, totalPages)}
isDisabled={isDisabled || selectedPageIndex === totalPages - 1}
hasOnlyIcon
>
<ArrowIcon direction='right'/>
</Button>
</div>
);
},
});
export default Paginator;
|