17 lines
529 B
TypeScript
17 lines
529 B
TypeScript
// Copyright 2017-2022 @polkadot/react-hooks authors & contributors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
import type { BlockNumber } from '@polkadot/types/interfaces';
|
|
|
|
import { createNamedHook } from './createNamedHook';
|
|
import { useApi } from './useApi';
|
|
import { useCall } from './useCall';
|
|
|
|
function useBestNumberImpl (): BlockNumber | undefined {
|
|
const { api } = useApi();
|
|
|
|
return useCall<BlockNumber>(api.derive.chain.bestNumber);
|
|
}
|
|
|
|
export const useBestNumber = createNamedHook('useBestNumber', useBestNumberImpl);
|