Jaco Greeff
fe35527a65
* Rename Method -> Call (interface, align with Rust) * Export Call types from types, expose findCall
36 lines
1.3 KiB
TypeScript
36 lines
1.3 KiB
TypeScript
// Copyright 2017-2019 @polkadot/api-metadata 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 { Calls, ModulesWithCalls } from '@polkadot/types/types';
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import { ModuleMetadata } from '@polkadot/types/Metadata/v7/Metadata';
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import Metadata from '@polkadot/types/Metadata';
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import { stringCamelCase } from '@polkadot/util';
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import extrinsics from '../';
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import createUnchecked from './createUnchecked';
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/**
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* Return an object with the modules and the functions to use extrinsics.
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*
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* @param metadata - The metadata
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*/
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export default function fromMetadata (metadata: Metadata): ModulesWithCalls {
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return metadata.asV7.modules
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.filter((modul): boolean => modul.calls.isSome)
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.reduce((result, modul: ModuleMetadata, sectionIndex): ModulesWithCalls => {
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const section = stringCamelCase(modul.name.toString());
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result[section] = modul.calls.unwrap().reduce((newModule, callMetadata, methodIndex): Calls => {
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const method = stringCamelCase(callMetadata.name.toString());
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newModule[method] = createUnchecked(section, sectionIndex, methodIndex, callMetadata);
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return newModule;
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}, {} as unknown as Calls);
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return result;
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}, { ...extrinsics });
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}
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