33 lines
1.1 KiB
TypeScript
33 lines
1.1 KiB
TypeScript
// Copyright 2017-2026 @polkadot/react-hooks authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { CollectiveType } from './types.js';
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import { useMemo } from 'react';
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import { useApi } from '@polkadot/react-hooks';
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import { isFunction } from '@polkadot/util';
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import { createNamedHook } from './createNamedHook.js';
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function useCollectiveInstanceImpl (instanceType: CollectiveType, instanceIndex?: number): CollectiveType | null {
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const { api } = useApi();
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return useMemo(
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(): CollectiveType | null => {
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const index = instanceIndex || 0;
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const instances = api.registry.getModuleInstances(api.runtimeVersion.specName.toString(), instanceType);
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const instance = instances && (index < instances.length)
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? instances[index] as 'council'
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: instanceType;
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return api.tx[instance] && isFunction(api.tx[instance].close)
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? instance
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: null;
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},
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[api, instanceIndex, instanceType]
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);
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}
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export const useCollectiveInstance = createNamedHook('useCollectiveInstance', useCollectiveInstanceImpl);
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