Jaco
9fe2798b70
* Use .js imports in src * Adjust * Fix imports * Bump dev * Adjust with .js imports for typegen * Adjust * Adjust * Remove target override
81 lines
2.8 KiB
TypeScript
81 lines
2.8 KiB
TypeScript
// Copyright 2017-2023 @polkadot/api-derive authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { Observable } from 'rxjs';
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import type { AccountId, Address, Balance } from '@polkadot/types/interfaces';
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import type{ PalletElectionsPhragmenSeatHolder } from '@polkadot/types/lookup';
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import type { Codec } from '@polkadot/types/types';
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import type { Option } from '@polkadot/types-codec';
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import type { DeriveAccountFlags, DeriveApi } from '../types.js';
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import { map, of } from 'rxjs';
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import { isFunction } from '@polkadot/util';
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import { memo } from '../util/index.js';
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type FlagsIntermediate = [
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PalletElectionsPhragmenSeatHolder[] | [AccountId, Balance][] | undefined,
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AccountId[],
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AccountId[],
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AccountId[],
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Option<AccountId> | AccountId | undefined
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];
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function parseFlags (address: AccountId | Address | string | null | undefined, [electionsMembers, councilMembers, technicalCommitteeMembers, societyMembers, sudoKey]: FlagsIntermediate): DeriveAccountFlags {
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const addrStr = address && address.toString();
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const isIncluded = (id: AccountId | Address | string) =>
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id.toString() === addrStr;
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return {
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isCouncil: (electionsMembers?.map((r) => Array.isArray(r) ? r[0] : r.who) || councilMembers || []).some(isIncluded),
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isSociety: (societyMembers || []).some(isIncluded),
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isSudo: sudoKey?.toString() === addrStr,
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isTechCommittee: (technicalCommitteeMembers || []).some(isIncluded)
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};
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}
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export function _flags (instanceId: string, api: DeriveApi): () => Observable<FlagsIntermediate> {
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return memo(instanceId, (): Observable<FlagsIntermediate> => {
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const results: unknown[] = [undefined, [], [], [], undefined];
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const calls = [
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(api.query.phragmenElection || api.query.electionsPhragmen || api.query.elections)?.members,
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api.query.council?.members,
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api.query.technicalCommittee?.members,
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api.query.society?.members,
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api.query.sudo?.key
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];
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const filtered = calls.filter((c) => c);
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if (!filtered.length) {
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return of(results as FlagsIntermediate);
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}
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return api.queryMulti(filtered).pipe(
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map((values: Codec[]): FlagsIntermediate => {
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let resultIndex = -1;
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for (let i = 0; i < calls.length; i++) {
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if (isFunction(calls[i])) {
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results[i] = values[++resultIndex];
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}
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}
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return results as FlagsIntermediate;
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})
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);
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});
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}
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/**
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* @name info
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* @description Returns account membership flags
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*/
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export function flags (instanceId: string, api: DeriveApi): (address?: AccountId | Address | string | null) => Observable<DeriveAccountFlags> {
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return memo(instanceId, (address?: AccountId | Address | string | null): Observable<DeriveAccountFlags> =>
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api.derive.accounts._flags().pipe(
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map((r) => parseFlags(address, r))
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)
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);
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}
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