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react-code-dataset

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react-code-dataset
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import * as React from 'react';
import classNames from 'classnames';

import { devUseWarning } from '../_util/warning';
import { ConfigContext } from '../config-provider';
import type { AntAnchor } from './Anchor';
import AnchorContext from './context';

export interface AnchorLinkBaseProps {
  prefixCls?: string;
  href: string;
  target?: string;
  title: React.ReactNode;
  className?: string;
  replace?: boolean;
}

export interface AnchorLinkProps extends AnchorLinkBaseProps {
  children?: React.ReactNode;
}

const AnchorLink: React.FC<AnchorLinkProps> = (props) => {
  const {
    href,
    title,
    prefixCls: customizePrefixCls,
    children,
    className,
    target,
    replace,
  } = props;

  const context = React.useContext<AntAnchor | undefined>(AnchorContext);

  const { registerLink, unregisterLink, scrollTo, onClick, activeLink, direction } = context || {};

  React.useEffect(() => {
    registerLink?.(href);
    return () => {
      unregisterLink?.(href);
    };
  }, [href]);

  const handleClick = (e: React.MouseEvent<HTMLAnchorElement, MouseEvent>) => {
    onClick?.(e, { title, href });
    scrollTo?.(href);

    // Support clicking on an anchor does not record history.
    if (e.defaultPrevented) {
      return;
    }

    const isExternalLink = href.startsWith('http://') || href.startsWith('https://');
    // Support external link
    if (isExternalLink) {
      if (replace) {
        e.preventDefault();
        window.location.replace(href);
      }
      return;
    }

    // Handling internal anchor link
    e.preventDefault();
    const historyMethod = replace ? 'replaceState' : 'pushState';
    window.history[historyMethod](null, '', href);
  };

  // =================== Warning =====================
  if (process.env.NODE_ENV !== 'production') {
    const warning = devUseWarning('Anchor.Link');

    warning(
      !children || direction !== 'horizontal',
      'usage',
      '`Anchor.Link children` is not supported when `Anchor` direction is horizontal',
    );
  }

  const { getPrefixCls } = React.useContext(ConfigContext);

  const prefixCls = getPrefixCls('anchor', customizePrefixCls);

  const active = activeLink === href;

  const wrapperClassName = classNames(`${prefixCls}-link`, className, {
    [`${prefixCls}-link-active`]: active,
  });

  const titleClassName = classNames(`${prefixCls}-link-title`, {
    [`${prefixCls}-link-title-active`]: active,
  });

  return (
    <div className={wrapperClassName}>
      <a
        className={titleClassName}
        href={href}
        title={typeof title === 'string' ? title : ''}
        target={target}
        onClick={handleClick}
      >
        {title}
      </a>
      {direction !== 'horizontal' ? children : null}
    </div>
  );
};

export default AnchorLink;