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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/reactstrap/src/PaginationLink.js

import React from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import { mapToCssModules, tagPropType } from './utils';

const propTypes = {
  'aria-label': PropTypes.string,
  children: PropTypes.node,
  className: PropTypes.string,
  cssModule: PropTypes.object,
  next: PropTypes.bool,
  previous: PropTypes.bool,
  first: PropTypes.bool,
  last: PropTypes.bool,
  tag: tagPropType,
};

const defaultProps = {
  tag: 'a',
};

const PaginationLink = (props) => {
  let {
    className,
    cssModule,
    next,
    previous,
    first,
    last,
    tag: Tag,
    ...attributes
  } = props;

const classes = mapToCssModules(classNames(
    className,
    'page-link'
  ), cssModule);

let defaultAriaLabel;
  if (previous) {
    defaultAriaLabel = 'Previous';
  } else if (next) {
    defaultAriaLabel = 'Next';
  } else if (first) {
    defaultAriaLabel = 'First';
  } else if (last) {
    defaultAriaLabel = 'Last';
  }

const ariaLabel = props['aria-label'] || defaultAriaLabel;

let defaultCaret;
  if (previous) {
    defaultCaret = '\u2039';
  } else if (next) {
    defaultCaret = '\u203A';
  } else if (first) {
    defaultCaret = '\u00ab';
  } else if (last) {
    defaultCaret = '\u00bb';
  }

let children = props.children;
  if (children && Array.isArray(children) && children.length === 0) {
    children = null;
  }

if (!attributes.href && Tag === 'a') {
    Tag = 'button';
  }

if (previous || next || first || last) {
    children = [
      <span
        aria-hidden="true"
        key="caret"
      >
        {children || defaultCaret}
      </span>,
      <span
        className="sr-only"
        key="sr"
      >
        {ariaLabel}
      </span>,
    ];
  }

return (
    <Tag
      {...attributes}
      className={classes}
      aria-label={ariaLabel}
    >
      {children}
    </Tag>
  );
};

PaginationLink.propTypes = propTypes;
PaginationLink.defaultProps = defaultProps;

export default PaginationLink;