@lskjs/navbar/SafeAnchor.js

LSK ux subrepo: navbar

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));

var _react = _interopRequireDefault(require("react"));

var _propTypes = _interopRequireDefault(require("prop-types"));

var _createChainedFunction = _interopRequireDefault(require("./createChainedFunction"));

var propTypes = {
  href: _propTypes["default"].string,
  onClick: _propTypes["default"].func,
  onKeyDown: _propTypes["default"].func,
  disabled: _propTypes["default"].bool,
  role: _propTypes["default"].string,
  tabIndex: _propTypes["default"].oneOfType([_propTypes["default"].number, _propTypes["default"].string]),

  /**
   * this is sort of silly but needed for Button
   */
  as: _propTypes["default"].elementType
};

function isTrivialHref(href) {
  return !href || href.trim() === '#';
}
/**
 * There are situations due to browser quirks or Bootstrap CSS where
 * an anchor tag is needed, when semantically a button tag is the
 * better choice. SafeAnchor ensures that when an anchor is used like a
 * button its accessible. It also emulates input `disabled` behavior for
 * links, which is usually desirable for Buttons, NavItems, DropdownItems, etc.
 */


var SafeAnchor = /*#__PURE__*/_react["default"].forwardRef(function (_ref, ref) {
  var _ref$as = _ref.as,
      Component = _ref$as === void 0 ? 'a' : _ref$as,
      disabled = _ref.disabled,
      onKeyDown = _ref.onKeyDown,
      props = (0, _objectWithoutProperties2["default"])(_ref, ["as", "disabled", "onKeyDown"]);

  var handleClick = function handleClick(event) {
    var href = props.href,
        onClick = props.onClick;

    if (disabled || isTrivialHref(href)) {
      event.preventDefault();
    }

    if (disabled) {
      event.stopPropagation();
      return;
    }

    if (onClick) {
      onClick(event);
    }
  };

  var handleKeyDown = function handleKeyDown(event) {
    if (event.key === ' ') {
      event.preventDefault();
      handleClick(event);
    }
  };

  if (isTrivialHref(props.href)) {
    props.role = props.role || 'button'; // we want to make sure there is a href attribute on the node
    // otherwise, the cursor incorrectly styled (except with role='button')

    props.href = props.href || '#';
  }

  if (disabled) {
    props.tabIndex = -1;
    props['aria-disabled'] = true;
  }

  return /*#__PURE__*/_react["default"].createElement(Component, (0, _extends2["default"])({
    ref: ref
  }, props, {
    onClick: handleClick,
    onKeyDown: (0, _createChainedFunction["default"])(handleKeyDown, onKeyDown)
  }));
});

SafeAnchor.propTypes = propTypes;
SafeAnchor.displayName = 'SafeAnchor';
var _default = SafeAnchor;
exports["default"] = _default;
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