18 lines
515 B
TypeScript
18 lines
515 B
TypeScript
// Copyright 2017-2023 @polkadot/react-hooks authors & contributors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
import type { ApiPromise } from '@polkadot/api';
|
|
|
|
import { useMemo } from 'react';
|
|
|
|
import { createNamedHook } from './createNamedHook';
|
|
import { useApi } from './useApi';
|
|
|
|
function useSystemApiImpl (): ApiPromise | undefined {
|
|
const { api, apiRelay } = useApi();
|
|
|
|
return useMemo(() => apiRelay || api, [apiRelay, api]);
|
|
}
|
|
|
|
export const useSystemApi = createNamedHook('useSystemApi', useSystemApiImpl);
|