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Updated yarn.lock, use try_getUnderlyingPrice #16

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Merged
juanmardefago merged 1 commit into from
Nov 15, 2021
Merged

Updated yarn.lock, use try_getUnderlyingPrice #16

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28 changes: 16 additions & 12 deletions src/mappings/markets.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -53,10 +53,11 @@ function getTokenPrice(
let mantissaDecimalFactor = 18 - underlyingDecimals + 18
let bdFactor = exponentToBigDecimal(mantissaDecimalFactor)
let oracle2 = PriceOracle2.bind(oracleAddress)
underlyingPrice = oracle2
.getUnderlyingPrice(eventAddress)
.toBigDecimal()
.div(bdFactor)
let tryPrice = oracle2.try_getUnderlyingPrice(eventAddress)

underlyingPrice = tryPrice.reverted
? zeroBD
: tryPrice.value.toBigDecimal().div(bdFactor)

/* PriceOracle(1) is used (only for the first ~100 blocks of Comptroller. Annoying but we must
* handle this. We use it for more than 100 blocks, see reason at top of if statement
Expand Down Expand Up @@ -89,10 +90,11 @@ function getUSDCpriceETH(blockNumber: i32): BigDecimal {
let oracle2 = PriceOracle2.bind(oracleAddress)
let mantissaDecimalFactorUSDC = 18 - 6 + 18
let bdFactorUSDC = exponentToBigDecimal(mantissaDecimalFactorUSDC)
usdPrice = oracle2
.getUnderlyingPrice(Address.fromString(cUSDCAddress))
.toBigDecimal()
.div(bdFactorUSDC)
let tryPrice = oracle2.try_getUnderlyingPrice(Address.fromString(cUSDCAddress))

usdPrice = tryPrice.reverted
? zeroBD
: tryPrice.value.toBigDecimal().div(bdFactorUSDC)
} else {
let oracle1 = PriceOracle.bind(priceOracle1Address)
usdPrice = oracle1
Expand Down Expand Up @@ -168,10 +170,12 @@ function getETHinUSD(blockNumber: i32): BigDecimal {
let comptroller = Comptroller.load('1')
let oracleAddress = comptroller.priceOracle as Address
let oracle = PriceOracle2.bind(oracleAddress)
let ethPriceInUSD = oracle
.getUnderlyingPrice(Address.fromString(cETHAddress))
.toBigDecimal()
.div(mantissaFactorBD)
let tryPrice = oracle.try_getUnderlyingPrice(Address.fromString(cETHAddress))

let ethPriceInUSD = tryPrice.reverted
? zeroBD
: tryPrice.value.toBigDecimal().div(mantissaFactorBD)

return ethPriceInUSD
}

Expand Down
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