20 lines
586 B
TypeScript
20 lines
586 B
TypeScript
// Copyright 2017-2022 @polkadot/app-tech-comm authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { Hash } from '@polkadot/types/interfaces';
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import { createNamedHook, useApi, useCall } from '@polkadot/react-hooks';
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const OPT = {
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transform: (proposals: Hash[]) => proposals.length
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};
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function useCounterImpl (): number {
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const { api, isApiReady } = useApi();
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const counter = useCall<number>(isApiReady && api.derive.technicalCommittee?.proposals, undefined, OPT) || 0;
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return counter;
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}
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export default createNamedHook('useCounter', useCounterImpl);
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