eacf028ba6
* Use .js imports in src * Additional * Additional * Additional * Additional * Additional * Additional * Additional * Additional * Additional * Additional * Additional * Additional * Additional * Add WP extension aliases * Bump dev * Additional * Additional * Adjust extensionAlias order
21 lines
606 B
TypeScript
21 lines
606 B
TypeScript
// Copyright 2017-2023 @polkadot/react-hooks authors & contributors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
import type { Header } from '@polkadot/types/interfaces';
|
|
|
|
import { createNamedHook } from './createNamedHook.js';
|
|
import { useApi } from './useApi.js';
|
|
import { useCall } from './useCall.js';
|
|
|
|
const OPT = {
|
|
transform: (header: Header) => header.hash.toHex()
|
|
};
|
|
|
|
function useBestHashImpl (): string | undefined {
|
|
const { api } = useApi();
|
|
|
|
return useCall<string>(api.rpc.chain.subscribeNewHeads, undefined, OPT);
|
|
}
|
|
|
|
export const useBestHash = createNamedHook('useBestHash', useBestHashImpl);
|