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• [DIR] ..
• [FILE] helpers.d.ts
• [FILE] helpers.js
• [FILE] index.d.ts
• [FILE] index.js
• [FILE] members.d.ts
• [FILE] members.js
• [FILE] prime.d.ts
• [FILE] prime.js
• [FILE] proposals.d.ts
• [FILE] proposals.js
• [FILE] types.d.ts
• [FILE] types.js

Просмотр файла: proposals.js

import { catchError, combineLatest, map, of, switchMap } from 'rxjs';
import { isFunction } from '@polkadot/util';
import { firstObservable } from '../util/index.js';
import { callMethod, withSection } from './helpers.js';
function parse(api, [hashes, proposals, votes]) {
    return proposals.map((o, index) => ({
        hash: api.registry.createType('Hash', hashes[index]),
        proposal: o && o.isSome
            ? o.unwrap()
            : null,
        votes: votes[index].unwrapOr(null)
    }));
}
function _proposalsFrom(api, query, hashes) {
    return (isFunction(query?.proposals) && hashes.length
        ? combineLatest([
            of(hashes),
            // this should simply be api.query[section].proposalOf.multi<Option<Proposal>>(hashes),
            // however we have had cases on Edgeware where the indices have moved around after an
            // upgrade, which results in invalid on-chain data
            query.proposalOf.multi(hashes).pipe(catchError(() => of(hashes.map(() => null)))),
            query.voting.multi(hashes)
        ])
        : of([[], [], []])).pipe(map((r) => parse(api, r)));
}
export function hasProposals(section) {
    return withSection(section, (query) => () => of(isFunction(query?.proposals)));
}
export function proposals(section) {
    return withSection(section, (query, api) => () => api.derive[section].proposalHashes().pipe(switchMap((all) => _proposalsFrom(api, query, all))));
}
export function proposal(section) {
    return withSection(section, (query, api) => (hash) => isFunction(query?.proposals)
        ? firstObservable(_proposalsFrom(api, query, [hash]))
        : of(null));
}
export const proposalCount = /*#__PURE__*/ callMethod('proposalCount', null);
export const proposalHashes = /*#__PURE__*/ callMethod('proposals', []);

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