Created
December 3, 2021 03:57
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react-router Block Route Change
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| import { useEffect } from "react"; | |
| import { useHistory } from "react-router-dom"; | |
| export const defaultLevelMessage = | |
| "未保存のデータがあります。ページを離れてもよろしいですか。"; | |
| function useBlockRouteChange( | |
| shouldBlock: boolean, | |
| message = defaultLevelMessage, | |
| onLevel?: () => void | |
| ) { | |
| const history = useHistory(); | |
| useEffect(() => { | |
| if (!shouldBlock) { | |
| return; | |
| } | |
| /** | |
| * FIXME: in React-Router v6, should confirm this method can be used. | |
| * https://github.com/remix-run/history/issues/690 | |
| */ | |
| let unblock = history.block(() => { | |
| const shouldLevel = window.confirm(message); | |
| if (shouldLevel && typeof onLevel === "function") { | |
| onLevel(); | |
| } | |
| return shouldLevel; | |
| }); | |
| return () => { | |
| unblock(); | |
| }; | |
| }, [shouldBlock, history, message, onLevel]); | |
| } | |
| export default useBlockRouteChange; |
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