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docsearch/packages/docsearch-react/src/useDocSearchKeyboardEvents.ts

84 lines
2.5 KiB
TypeScript

import React from 'react';
import { getKeyboardShortcuts } from './constants/keyboardShortcuts';
import type { KeyboardShortcuts } from './types';
export interface UseDocSearchKeyboardEventsProps {
isOpen: boolean;
onOpen: () => void;
onClose: () => void;
/**
* Deprecated: Still here for backwards compat.
*
* @deprecated
*/
onInput?: (event: KeyboardEvent) => void;
/**
* Deprecated: Still here for backwards compat.
*
* @deprecated
*/
searchButtonRef?: React.RefObject<HTMLButtonElement | null>;
isAskAiActive: boolean;
onAskAiToggle: (toggle: boolean) => void;
keyboardShortcuts?: KeyboardShortcuts;
}
function isEditingContent(event: KeyboardEvent): boolean {
const element = event.composedPath()[0] as HTMLElement;
const tagName = element.tagName;
return element.isContentEditable || tagName === 'INPUT' || tagName === 'SELECT' || tagName === 'TEXTAREA';
}
export function useDocSearchKeyboardEvents({
isOpen,
onOpen,
onClose,
isAskAiActive,
onAskAiToggle,
keyboardShortcuts,
}: UseDocSearchKeyboardEventsProps): void {
const resolvedShortcuts = getKeyboardShortcuts(keyboardShortcuts);
React.useEffect(() => {
function onKeyDown(event: KeyboardEvent): void {
if (isOpen && event.code === 'Escape' && isAskAiActive) {
onAskAiToggle(false);
return;
}
const isCmdK =
resolvedShortcuts['Ctrl/Cmd+K'] && event.key?.toLowerCase() === 'k' && (event.metaKey || event.ctrlKey);
const isSlash = resolvedShortcuts['/'] && event.key === '/';
if (
(event.code === 'Escape' && isOpen) ||
// The `Cmd+K` shortcut both opens and closes the modal.
// We need to check for `event.key` because it can be `undefined` with
// Chrome's autofill feature.
// See https://github.com/paperjs/paper.js/issues/1398
isCmdK ||
// The `/` shortcut opens but doesn't close the modal because it's
// a character.
(!isEditingContent(event) && isSlash && !isOpen)
) {
event.preventDefault();
if (isOpen) {
onClose();
} else if (!document.body.classList.contains('DocSearch--active')) {
// We check that no other DocSearch modal is showing before opening
// another one.
onOpen();
}
}
}
window.addEventListener('keydown', onKeyDown);
return (): void => {
window.removeEventListener('keydown', onKeyDown);
};
}, [isOpen, onOpen, onClose, isAskAiActive, onAskAiToggle, resolvedShortcuts]);
}