24 lines
715 B
TypeScript
24 lines
715 B
TypeScript
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
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// See LICENSE.txt for license information.
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import {useState} from 'react';
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import {of as of$} from 'rxjs';
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import {distinctUntilChanged, switchMap} from 'rxjs/operators';
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import {subject} from '@store/fetching_thread_store';
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import useDidMount from './did_mount';
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export const useFetchingThreadState = (rootId: string) => {
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const [isFetching, setIsFetching] = useState(false);
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useDidMount(() => {
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const sub = subject.pipe(
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switchMap((s) => of$(s[rootId] || false)),
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distinctUntilChanged(),
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).subscribe(setIsFetching);
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return () => sub.unsubscribe();
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});
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return isFetching;
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};
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