@restart/ui/cjs/Nav.js

Utilities for creating robust overlay components

"use strict";

exports.__esModule = true;
exports.default = void 0;
var _querySelectorAll = _interopRequireDefault(require("dom-helpers/querySelectorAll"));
var _react = _interopRequireWildcard(require("react"));
var React = _react;
var _useForceUpdate = _interopRequireDefault(require("@restart/hooks/useForceUpdate"));
var _useMergedRefs = _interopRequireDefault(require("@restart/hooks/useMergedRefs"));
var _NavContext = _interopRequireDefault(require("./NavContext"));
var _SelectableContext = _interopRequireWildcard(require("./SelectableContext"));
var _TabContext = _interopRequireDefault(require("./TabContext"));
var _DataKey = require("./DataKey");
var _NavItem = _interopRequireDefault(require("./NavItem"));
var _jsxRuntime = require("react/jsx-runtime");
const _excluded = ["as", "onSelect", "activeKey", "role", "onKeyDown"];
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (e.indexOf(n) >= 0) continue; t[n] = r[n]; } return t; }
// eslint-disable-next-line @typescript-eslint/no-empty-function
const noop = () => {};
const EVENT_KEY_ATTR = (0, _DataKey.dataAttr)('event-key');
const Nav = /*#__PURE__*/React.forwardRef((_ref, ref) => {
  let {
      // Need to define the default "as" during prop destructuring to be compatible with styled-components github.com/react-bootstrap/react-bootstrap/issues/3595
      as: Component = 'div',
      onSelect,
      activeKey,
      role,
      onKeyDown
    } = _ref,
    props = _objectWithoutPropertiesLoose(_ref, _excluded);
  // A ref and forceUpdate for refocus, b/c we only want to trigger when needed
  // and don't want to reset the set in the effect
  const forceUpdate = (0, _useForceUpdate.default)();
  const needsRefocusRef = (0, _react.useRef)(false);
  const parentOnSelect = (0, _react.useContext)(_SelectableContext.default);
  const tabContext = (0, _react.useContext)(_TabContext.default);
  let getControlledId, getControllerId;
  if (tabContext) {
    role = role || 'tablist';
    activeKey = tabContext.activeKey;
    // TODO: do we need to duplicate these?
    getControlledId = tabContext.getControlledId;
    getControllerId = tabContext.getControllerId;
  }
  const listNode = (0, _react.useRef)(null);
  const getNextActiveTab = offset => {
    const currentListNode = listNode.current;
    if (!currentListNode) return null;
    const items = (0, _querySelectorAll.default)(currentListNode, `[${EVENT_KEY_ATTR}]:not([aria-disabled=true])`);
    const activeChild = currentListNode.querySelector('[aria-selected=true]');
    if (!activeChild || activeChild !== document.activeElement) return null;
    const index = items.indexOf(activeChild);
    if (index === -1) return null;
    let nextIndex = index + offset;
    if (nextIndex >= items.length) nextIndex = 0;
    if (nextIndex < 0) nextIndex = items.length - 1;
    return items[nextIndex];
  };
  const handleSelect = (key, event) => {
    if (key == null) return;
    onSelect == null ? void 0 : onSelect(key, event);
    parentOnSelect == null ? void 0 : parentOnSelect(key, event);
  };
  const handleKeyDown = event => {
    onKeyDown == null ? void 0 : onKeyDown(event);
    if (!tabContext) {
      return;
    }
    let nextActiveChild;
    switch (event.key) {
      case 'ArrowLeft':
      case 'ArrowUp':
        nextActiveChild = getNextActiveTab(-1);
        break;
      case 'ArrowRight':
      case 'ArrowDown':
        nextActiveChild = getNextActiveTab(1);
        break;
      default:
        return;
    }
    if (!nextActiveChild) return;
    event.preventDefault();
    handleSelect(nextActiveChild.dataset[(0, _DataKey.dataProp)('EventKey')] || null, event);
    needsRefocusRef.current = true;
    forceUpdate();
  };
  (0, _react.useEffect)(() => {
    if (listNode.current && needsRefocusRef.current) {
      const activeChild = listNode.current.querySelector(`[${EVENT_KEY_ATTR}][aria-selected=true]`);
      activeChild == null ? void 0 : activeChild.focus();
    }
    needsRefocusRef.current = false;
  });
  const mergedRef = (0, _useMergedRefs.default)(ref, listNode);
  return /*#__PURE__*/(0, _jsxRuntime.jsx)(_SelectableContext.default.Provider, {
    value: handleSelect,
    children: /*#__PURE__*/(0, _jsxRuntime.jsx)(_NavContext.default.Provider, {
      value: {
        role,
        // used by NavLink to determine it's role
        activeKey: (0, _SelectableContext.makeEventKey)(activeKey),
        getControlledId: getControlledId || noop,
        getControllerId: getControllerId || noop
      },
      children: /*#__PURE__*/(0, _jsxRuntime.jsx)(Component, Object.assign({}, props, {
        onKeyDown: handleKeyDown,
        ref: mergedRef,
        role: role
      }))
    })
  });
});
Nav.displayName = 'Nav';
var _default = exports.default = Object.assign(Nav, {
  Item: _NavItem.default
});