59 lines
1.6 KiB
TypeScript
59 lines
1.6 KiB
TypeScript
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/*
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Copyright 2023, 2024 New Vector Ltd.
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SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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Please see LICENSE in the repository root for full details.
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*/
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import { useCallback, useContext, useEffect, useMemo, useState } from "react";
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import type { ElementCallError } from "../utils/errors.ts";
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import { GroupCallErrorBoundaryContext } from "./GroupCallErrorBoundaryContext.tsx";
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export type UseErrorBoundaryApi = {
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showGroupCallErrorBoundary: (error: ElementCallError) => void;
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};
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export function useGroupCallErrorBoundary(): UseErrorBoundaryApi {
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const context = useContext(GroupCallErrorBoundaryContext);
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if (!context)
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throw new Error(
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"useGroupCallErrorBoundary must be used within an GoupCallErrorBoundary",
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);
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const [error, setError] = useState<ElementCallError | null>(null);
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const resetErrorIfNeeded = useCallback(
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(handled: ElementCallError): void => {
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// There might be several useGroupCallErrorBoundary in the tree,
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// so only clear our state if it's the one we're handling?
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if (error && handled === error) {
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// reset current state
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setError(null);
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}
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},
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[error],
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);
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useEffect(() => {
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// return a function to unsubscribe
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return context.subscribe((error: ElementCallError): void => {
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resetErrorIfNeeded(error);
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});
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}, [resetErrorIfNeeded, context]);
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const memoized: UseErrorBoundaryApi = useMemo(
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() => ({
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showGroupCallErrorBoundary: (error: ElementCallError) => setError(error),
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}),
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[],
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);
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if (error) {
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throw error;
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}
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return memoized;
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}
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