36 lines
1.1 KiB
TypeScript
36 lines
1.1 KiB
TypeScript
/*
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Copyright 2021 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { useState } from "react";
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export const useLocalEcho = <T extends any>(
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currentFactory: () => T,
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setterFn: (value: T) => Promise<unknown>,
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errorFn: (error: Error) => void,
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): [value: T, handler: (value: T) => void] => {
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const [value, setValue] = useState(currentFactory);
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const handler = async (value: T) => {
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setValue(value);
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try {
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await setterFn(value);
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} catch (e) {
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setValue(currentFactory());
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errorFn(e);
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}
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};
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return [value, handler];
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};
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