@primer/react/lib-esm/FilteredActionList/FilteredActionListWithDeprecatedActionList.js

An implementation of GitHub's Primer Design System using React

import { scrollIntoView } from '@primer/behaviors';
import React, { useCallback, useRef, useState, useEffect } from 'react';
import styled from 'styled-components';
import Box from '../Box/Box.js';
import TextInput from '../TextInput/TextInput.js';
import { get } from '../constants.js';
import { ActionList } from '../deprecated/ActionList/index.js';
import { useFocusZone } from '../hooks/useFocusZone.js';
import { useId } from '../hooks/useId.js';
import { useProvidedRefOrCreate } from '../hooks/useProvidedRefOrCreate.js';
import { useProvidedStateOrCreate } from '../hooks/useProvidedStateOrCreate.js';
import useScrollFlash from '../hooks/useScrollFlash.js';
import { VisuallyHidden } from '../VisuallyHidden/VisuallyHidden.js';
import { FilteredActionListBodyLoader, FilteredActionListLoadingTypes } from './FilteredActionListLoaders.js';

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 menuScrollMargins = {
  startMargin: 0,
  endMargin: 8
};
const StyledHeader = styled.div.withConfig({
  displayName: "FilteredActionListWithDeprecatedActionList__StyledHeader",
  componentId: "sc-o1spcd-0"
})(["box-shadow:0 1px 0 ", ";z-index:1;"], get('colors.border.default'));
function FilteredActionList({
  loading = false,
  loadingType = FilteredActionListLoadingTypes.bodySpinner,
  placeholderText,
  filterValue: externalFilterValue,
  onFilterChange,
  onListContainerRefChanged,
  onInputRefChanged,
  items,
  textInputProps,
  inputRef: providedInputRef,
  sx,
  className,
  announcementsEnabled: _announcementsEnabled = true,
  ...listProps
}) {
  const [filterValue, setInternalFilterValue] = useProvidedStateOrCreate(externalFilterValue, undefined, '');
  const onInputChange = useCallback(e => {
    const value = e.target.value;
    onFilterChange(value, e);
    setInternalFilterValue(value);
  }, [onFilterChange, setInternalFilterValue]);
  const scrollContainerRef = useRef(null);
  const [listContainerElement, setListContainerElement] = useState(null);
  const inputRef = useProvidedRefOrCreate(providedInputRef);
  const activeDescendantRef = useRef();
  const listId = useId();
  const inputDescriptionTextId = useId();
  const onInputKeyPress = useCallback(event => {
    if (event.key === 'Enter' && activeDescendantRef.current) {
      event.preventDefault();
      event.nativeEvent.stopImmediatePropagation();

      // Forward Enter key press to active descendant so that item gets activated
      const activeDescendantEvent = new KeyboardEvent(event.type, event.nativeEvent);
      activeDescendantRef.current.dispatchEvent(activeDescendantEvent);
    }
  }, [activeDescendantRef]);
  const listContainerRefCallback = useCallback(node => {
    setListContainerElement(node);
    onListContainerRefChanged === null || onListContainerRefChanged === undefined ? undefined : onListContainerRefChanged(node);
  }, [onListContainerRefChanged]);
  useEffect(() => {
    onInputRefChanged === null || onInputRefChanged === undefined ? undefined : onInputRefChanged(inputRef);
  }, [inputRef, onInputRefChanged]);
  useFocusZone({
    containerRef: {
      current: listContainerElement
    },
    focusOutBehavior: 'wrap',
    focusableElementFilter: element => {
      return !(element instanceof HTMLInputElement);
    },
    activeDescendantFocus: inputRef,
    onActiveDescendantChanged: (current, previous, directlyActivated) => {
      activeDescendantRef.current = current;
      if (current && scrollContainerRef.current && directlyActivated) {
        scrollIntoView(current, scrollContainerRef.current, menuScrollMargins);
      }
    }
  }, [
  // List container isn't in the DOM while loading.  Need to re-bind focus zone when it changes.
  listContainerElement]);
  useEffect(() => {
    // if items changed, we want to instantly move active descendant into view
    if (activeDescendantRef.current && scrollContainerRef.current) {
      scrollIntoView(activeDescendantRef.current, scrollContainerRef.current, {
        ...menuScrollMargins,
        behavior: 'auto'
      });
    }
  }, [items]);
  useScrollFlash(scrollContainerRef);
  return /*#__PURE__*/React.createElement(Box, {
    display: "flex",
    flexDirection: "column",
    overflow: "hidden",
    flexGrow: 1,
    sx: sx,
    className: className,
    "data-testid": "filtered-action-list"
  }, /*#__PURE__*/React.createElement(StyledHeader, null, /*#__PURE__*/React.createElement(TextInput, _extends({
    ref: inputRef,
    block: true,
    width: "auto",
    color: "fg.default",
    value: filterValue,
    onChange: onInputChange,
    onKeyPress: onInputKeyPress,
    placeholder: placeholderText,
    "aria-label": placeholderText,
    "aria-controls": listId,
    "aria-describedby": inputDescriptionTextId,
    loaderPosition: 'leading',
    loading: loading && !loadingType.appearsInBody
  }, textInputProps))), /*#__PURE__*/React.createElement(VisuallyHidden, {
    id: inputDescriptionTextId
  }, "Items will be filtered as you type"), /*#__PURE__*/React.createElement(Box, {
    ref: scrollContainerRef,
    overflow: "auto",
    flexGrow: 1
  }, loading && scrollContainerRef.current && loadingType.appearsInBody ? /*#__PURE__*/React.createElement(FilteredActionListBodyLoader, {
    loadingType: loadingType,
    height: scrollContainerRef.current.clientHeight
  }) : /*#__PURE__*/React.createElement(ActionList, _extends({
    ref: listContainerRefCallback,
    items: items
  }, listProps, {
    role: "listbox",
    id: listId
  }))));
}
FilteredActionList.displayName = "FilteredActionList";
FilteredActionList.displayName = 'FilteredActionList';

export { FilteredActionList };