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chore: converting useStablecoinPrice to useUsdPrice in autoslippage (#7543)

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Jack Short 2023-11-03 12:51:04 -04:00 committed by GitHub
parent 1c92482855
commit 9eaa22f644
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1 changed files with 16 additions and 24 deletions
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36
src/hooks/useAutoSlippageTolerance.ts
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@ -11,7 +11,8 @@ import { useMemo } from 'react'
import { ClassicTrade } from 'state/routing/types'
import useGasPrice from './useGasPrice'
import useStablecoinPrice, { useStablecoinAmountFromFiatValue, useStablecoinValue } from './useStablecoinPrice'
import { useStablecoinAmountFromFiatValue, useStablecoinValue } from './useStablecoinPrice'
import { useUSDPrice } from './useUSDPrice'
const DEFAULT_AUTO_SLIPPAGE = new Percent(5, 1000) // 0.5%
@ -77,30 +78,31 @@ export default function useClassicAutoSlippageTolerance(trade?: ClassicTrade): P
const { chainId } = useWeb3React()
const onL2 = chainId && L2_CHAIN_IDS.includes(chainId)
const outputDollarValue = useStablecoinValue(trade?.outputAmount)
const nativeGasPrice = useGasPrice()
const nativeGasPrice = useGasPrice()
const gasEstimate = guesstimateGas(trade)
const gasEstimateUSD = useStablecoinAmountFromFiatValue(trade?.gasUseEstimateUSD) ?? null
const nativeCurrency = useNativeCurrency(chainId)
const nativeCurrencyPrice = useStablecoinPrice((trade && nativeCurrency) ?? undefined)
return useMemo(() => {
if (!trade || onL2) return DEFAULT_AUTO_SLIPPAGE
const nativeGasCost =
nativeGasPrice && typeof gasEstimate === 'number'
? JSBI.multiply(nativeGasPrice, JSBI.BigInt(gasEstimate))
: undefined
const dollarGasCost =
nativeCurrency && nativeGasCost && nativeCurrencyPrice
? nativeCurrencyPrice.quote(CurrencyAmount.fromRawAmount(nativeCurrency, nativeGasCost))
: undefined
const gasCostUSD = useUSDPrice(
trade && nativeCurrency && nativeGasCost ? CurrencyAmount.fromRawAmount(nativeCurrency, nativeGasCost) : undefined
)
const gasCostStablecoinAmount = useStablecoinAmountFromFiatValue(gasCostUSD.data)
return useMemo(() => {
if (!trade || onL2) return DEFAULT_AUTO_SLIPPAGE
// if valid estimate from api and using api trade, use gas estimate from api
// NOTE - dont use gas estimate for L2s yet - need to verify accuracy
// if not, use local heuristic
const dollarCostToUse =
chainId && SUPPORTED_GAS_ESTIMATE_CHAIN_IDS.includes(chainId) && gasEstimateUSD ? gasEstimateUSD : dollarGasCost
chainId && SUPPORTED_GAS_ESTIMATE_CHAIN_IDS.includes(chainId) && gasEstimateUSD
? gasEstimateUSD
: gasCostStablecoinAmount
if (outputDollarValue && dollarCostToUse) {
// optimize for highest possible slippage without getting MEV'd
@ -119,15 +121,5 @@ export default function useClassicAutoSlippageTolerance(trade?: ClassicTrade): P
}
return DEFAULT_AUTO_SLIPPAGE
}, [
trade,
onL2,
nativeGasPrice,
gasEstimate,
nativeCurrency,
nativeCurrencyPrice,
chainId,
gasEstimateUSD,
outputDollarValue,
])
}, [trade, onL2, chainId, gasEstimateUSD, gasCostStablecoinAmount, outputDollarValue])
}