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Adjust nextElected to use erasStakersOverview #6011

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Merged
polkadot-js-bot merged 1 commit into from
Oct 29, 2024
Merged

Adjust nextElected to use erasStakersOverview #6011

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4 changes: 2 additions & 2 deletions packages/api-derive/src/staking/validators.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -12,11 +12,11 @@ import { memo } from '../util/index.js';
export function nextElected (instanceId: string, api: DeriveApi): () => Observable<AccountId[]> {
return memo(instanceId, (): Observable<AccountId[]> =>
// Compatibility for future generation changes in staking.
api.query.staking.erasStakersPaged
api.query.staking.erasStakersOverview
? api.derive.session.indexes().pipe(
// only populate for next era in the last session, so track both here - entries are not
// subscriptions, so we need a trigger - currentIndex acts as that trigger to refresh
switchMap(({ currentEra }) => api.query.staking.erasStakersPaged.keys(currentEra)),
switchMap(({ currentEra }) => api.query.staking.erasStakersOverview.keys(currentEra)),
// Dedupe any duplicates
map((keys) => [...new Set(keys.map(({ args: [, accountId] }) => accountId.toString()))].map((a) => api.registry.createType('AccountId', a)))
)
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