@dnb/eufemia/cjs/components/skip-content/SkipContent.js

DNB Eufemia Design System UI Library

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _react = _interopRequireWildcard(require("react"));
var _classnames = _interopRequireDefault(require("classnames"));
var _Button = _interopRequireDefault(require("../button/Button.js"));
var _HeightAnimation = _interopRequireDefault(require("../height-animation/HeightAnimation.js"));
var _helpers = require("../../shared/helpers.js");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
function _extends() { return _extends = Object.assign ? Object.assign.bind() : function (n) { for (var e = 1; e < arguments.length; e++) { var t = arguments[e]; for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]); } return n; }, _extends.apply(null, arguments); }
const SkipContent = localProps => {
  const {
    selector,
    text,
    children,
    className,
    focusDelay = 400,
    ...props
  } = localProps;
  _react.default.useEffect(() => () => {
    clearTimeout(timeout.current);
  }, []);
  const [visible, setVisible] = _react.default.useState(false);
  const [keepReturnActive, setKeepReturnActive] = _react.default.useState(false);
  const ref = _react.default.useRef();
  const timeout = _react.default.useRef();
  const classes = (0, _classnames.default)('dnb-skip-content', className, visible && 'dnb-skip-content--visible', keepReturnActive && 'dnb-skip-content__return--active');
  const returnSelector = selector.replace(/^(\.|#)/, '');
  const returnId = `${returnSelector}--alias`;
  const handleBlur = (0, _react.useCallback)(() => {
    setVisible(false);
  }, []);
  const handleClick = (0, _react.useCallback)(() => {
    var _element$scrollIntoVi;
    setVisible(false);
    const element = document.querySelector(selector);
    element === null || element === void 0 || (_element$scrollIntoVi = element.scrollIntoView) === null || _element$scrollIntoVi === void 0 || _element$scrollIntoVi.call(element, {
      behavior: 'smooth'
    });
    element === null || element === void 0 || element.classList.add('dnb-skip-content__focus');
    timeout.current = setTimeout(() => {
      var _document$querySelect;
      (0, _helpers.applyPageFocus)(selector);
      (_document$querySelect = document.querySelector(`#${returnSelector}--alias--alias`)) === null || _document$querySelect === void 0 || _document$querySelect.classList.add('dnb-skip-content__return--active');
    }, focusDelay);
  }, [selector, focusDelay]);
  const setFocus = (0, _react.useCallback)(() => {
    var _ref$current2;
    setVisible(true);
    window.requestAnimationFrame(() => {
      var _ref$current;
      const element = (_ref$current = ref.current) === null || _ref$current === void 0 ? void 0 : _ref$current.querySelector('.dnb-button');
      element === null || element === void 0 || element.focus();
    });
    if ((_ref$current2 = ref.current) !== null && _ref$current2 !== void 0 && _ref$current2.getAttribute('class').includes('__return--active')) {
      setKeepReturnActive(true);
    }
  }, []);
  const handleFocus = (0, _react.useCallback)(e => {
    if (e.target.tagName === 'SPAN') {
      setFocus();
    }
  }, [setFocus]);
  const handleKeyUp = (0, _react.useCallback)(e => {
    if (e.key === 'Tab') {
      setFocus();
    }
  }, [setFocus]);
  return _react.default.createElement("span", {
    className: classes,
    ref: ref,
    onFocus: handleFocus,
    id: returnId
  }, _react.default.createElement(_react.default.Fragment, null, !visible && _react.default.createElement("button", {
    className: "dnb-sr-only",
    onKeyUp: handleKeyUp
  }, text || children), _react.default.createElement(_HeightAnimation.default, {
    open: visible,
    "aria-live": "polite"
  }, _react.default.createElement(_Button.default, _extends({
    wrap: true,
    variant: "secondary",
    onClick: handleClick,
    onBlur: handleBlur
  }, props), text || children))));
};
const SkipContentReturn = localProps => {
  const {
    selector,
    className,
    ...props
  } = localProps;
  const classes = (0, _classnames.default)('dnb-skip-content__return', className);
  return _react.default.createElement(SkipContent, _extends({
    selector: `${selector}--alias`,
    className: classes
  }, props));
};
SkipContent.Return = SkipContentReturn;
SkipContent._supportsSpacingProps = true;
var _default = exports.default = SkipContent;
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