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invalidate stale requests in useV3PositionFees

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This commit is contained in:
Noah Zinsmeister 2021-05-20 12:31:13 -04:00
parent 5e30a4b4ad
commit ffc2015595
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GPG Key ID: 83022DD49188C9F2
1 changed files with 9 additions and 3 deletions
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12
src/hooks/useV3PositionFees.ts
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@ -16,16 +16,18 @@ export function useV3PositionFees(
asWETH = false
): [CurrencyAmount<Currency>, CurrencyAmount<Currency>] | [undefined, undefined] {
const positionManager = useV3NFTPositionManagerContract(false)
const owner = useSingleCallResult(tokenId ? positionManager : null, 'ownerOf', [tokenId]).result?.[0]
const owner: string | undefined = useSingleCallResult(tokenId ? positionManager : null, 'ownerOf', [tokenId])
.result?.[0]
const tokenIdHexString = tokenId?.toHexString()
const latestBlockNumber = useBlockNumber()
// TODO find a way to get this into multicall
// because these amounts don't ever go down, we don't actually need to clear this state
// latestBlockNumber is included to ensure data stays up-to-date every block
const [amounts, setAmounts] = useState<[BigNumber, BigNumber]>()
useEffect(() => {
let stale = false
if (positionManager && tokenIdHexString && owner && typeof latestBlockNumber === 'number') {
positionManager.callStatic
.collect(
@ -38,9 +40,13 @@ export function useV3PositionFees(
{ from: owner } // need to simulate the call as the owner
)
.then((results) => {
setAmounts([results.amount0, results.amount1])
if (!stale) setAmounts([results.amount0, results.amount1])
})
}
return () => {
stale = true
}
}, [positionManager, tokenIdHexString, owner, latestBlockNumber])
if (pool && amounts) {