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Additional calcInflation check (#4900)

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Jaco Greeff 2021-03-22 10:44:49 +01:00 committed by GitHub
parent 32dadfa02d
commit 2e68dc3cc0
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1 changed files with 3 additions and 1 deletions
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packages/react-hooks/src/useInflation.ts
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@ -17,7 +17,9 @@ const EMPTY: Inflation = { inflation: 0, stakedReturn: 0 };
export function calcInflation (api: ApiPromise, totalStaked: BN, totalIssuance: BN): Inflation {
const { falloff, idealStake, maxInflation, minInflation } = getInflationParams(api);
const stakedFraction = totalStaked.mul(BN_MILLION).div(totalIssuance).toNumber() / BN_MILLION.toNumber();
const stakedFraction = totalStaked.isZero() || totalIssuance.isZero()
? 0
: totalStaked.mul(BN_MILLION).div(totalIssuance).toNumber() / BN_MILLION.toNumber();
const idealInterest = maxInflation / idealStake;
const inflation = 100 * (minInflation + (
stakedFraction <= idealStake