30 lines
898 B
TypeScript
30 lines
898 B
TypeScript
import { useEffect } from 'react';
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export const useFormGuard = (isDirty: boolean, confirmText: string) => {
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useEffect(() => {
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const handleClick = (event: MouseEvent) => {
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if (isDirty && event.target instanceof Element && event.target.closest('a:not([target="_blank"]')) {
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if (!window.confirm(confirmText)) {
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event.preventDefault();
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event.stopPropagation();
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}
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}
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};
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const handleBeforeUnload = (event: BeforeUnloadEvent) => {
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if (isDirty) {
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event.preventDefault();
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return (event.returnValue = '');
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}
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};
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window.addEventListener('beforeunload', handleBeforeUnload);
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window.addEventListener('click', handleClick, true);
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return () => {
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window.removeEventListener('beforeunload', handleBeforeUnload);
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window.removeEventListener('click', handleClick, true);
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};
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}, [isDirty]);
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};
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