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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@polkadot/api-derive/staking

Просмотр файла: erasPoints.js

import { map, of } from 'rxjs';
import { BN_ZERO } from '@polkadot/util';
import { memo } from '../util/index.js';
import { filterCachedEras, getEraMultiCache, setEraMultiCache } from './cache.js';
import { erasHistoricApply, filterEras } from './util.js';
const CACHE_KEY = 'eraPoints';
function mapValidators({ individual }) {
    return [...individual.entries()]
        .filter(([, points]) => points.gt(BN_ZERO))
        .reduce((result, [validatorId, points]) => {
        result[validatorId.toString()] = points;
        return result;
    }, {});
}
function mapPoints(eras, points) {
    return eras.map((era, index) => ({
        era,
        eraPoints: points[index].total,
        validators: mapValidators(points[index])
    }));
}
export function _erasPoints(instanceId, api) {
    return memo(instanceId, (eras, withActive) => {
        if (!eras.length) {
            return of([]);
        }
        const cached = getEraMultiCache(CACHE_KEY, eras, withActive);
        const remaining = filterEras(eras, cached);
        return !remaining.length
            ? of(cached)
            : api.query.staking.erasRewardPoints.multi(remaining).pipe(map((p) => filterCachedEras(eras, cached, setEraMultiCache(CACHE_KEY, withActive, mapPoints(remaining, p)))));
    });
}
export const erasPoints = /*#__PURE__*/ erasHistoricApply('_erasPoints');

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