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Ensure staking slashes checks (#8350)

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Jaco 2022-11-15 13:45:36 +02:00 committed by GitHub
parent c86f8e7002
commit 98ffd30c77
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1 changed files with 6 additions and 14 deletions
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20
packages/react-hooks/src/useAvailableSlashes.ts
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@ -8,7 +8,7 @@ import type { PalletStakingUnappliedSlash } from '@polkadot/types/lookup';
import { useEffect, useState } from 'react';
import { BN, BN_ONE } from '@polkadot/util';
import { BN, BN_ONE, BN_ZERO } from '@polkadot/util';
import { createNamedHook } from './createNamedHook';
import { useApi } from './useApi';
@ -26,21 +26,13 @@ function useAvailableSlashesImpl (): [BN, PalletStakingUnappliedSlash[]][] {
useEffect((): Unsub => {
let unsub: Unsub | undefined;
const [from, isEarliest] = api.query.staking?.earliestUnappliedSlash
? [earliestSlash && earliestSlash.unwrapOr(null), true]
: indexes
? [indexes.activeEra, false]
: [null, false];
const [from, offset] = api.query.staking?.earliestUnappliedSlash
? [earliestSlash && earliestSlash.unwrapOr(null), BN_ZERO]
: [indexes?.activeEra, api.consts.staking?.slashDeferDuration];
if (mountedRef.current && indexes && from) {
if (mountedRef.current && indexes && from && offset) {
const range: BN[] = [];
const end = isEarliest
// any <= activeEra (we include activeEra since slashes are immediately reflected)
// NOTE: the era refers to where the slashes actually ocurred
? indexes.activeEra
// we don't have access to earliestUnappliedSlash, use duration
// NOTE: the era refers to where these are to be applied
: indexes.activeEra.add(api.consts.staking.slashDeferDuration);
const end = indexes.activeEra.add(offset);
let start = new BN(from);
while (start.lte(end)) {