32 lines
1009 B
TypeScript
32 lines
1009 B
TypeScript
// Copyright 2017-2020 @polkadot/apps authors & contributors
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// This software may be modified and distributed under the terms
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// of the Apache-2.0 license. See the LICENSE file for details.
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import { ApiPromise } from '@polkadot/api';
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import { isFunction } from '@polkadot/util';
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function hasEndpoint (api: ApiPromise, endpoint: string): boolean {
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const [area, section, method] = endpoint.split('.');
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try {
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// eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
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return isFunction((api as any)[area][section][method]);
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} catch (error) {
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return false;
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}
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}
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export function findMissingApis (api: ApiPromise, needsApi?: (string | string[])[]): (string | string[])[] {
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if (!needsApi) {
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return [];
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}
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return needsApi.filter((endpoint: string | string[]): boolean => {
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const hasApi = Array.isArray(endpoint)
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? endpoint.reduce((hasApi, endpoint) => hasApi || hasEndpoint(api, endpoint), false)
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: hasEndpoint(api, endpoint);
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return !hasApi;
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});
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}
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