oceanprotocol/ocean.js
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Remove redundant get in calcBaseInGivenOutDT (#1283)

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* fix

* fix unitsToAmount

* fix
This commit is contained in:
mihaisc 2022-02-14 13:34:46 +02:00 committed by GitHub
parent 9782af59a2
commit 3845335251
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 16 additions and 20 deletions
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24
src/pools/fixedRate/FixedRateExchange.ts
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@ -539,41 +539,29 @@ export class FixedRateExchange {
exchangeId: string,
datatokenAmount: string
): Promise<PriceAndFees> {
const fixedRateExchange = await this.getExchange(exchangeId)
const result = await this.contract.methods
.calcBaseInGivenOutDT(
exchangeId,
await this.amountToUnits(
(
await this.getExchange(exchangeId)
).datatoken,
datatokenAmount
)
await this.amountToUnits(fixedRateExchange.datatoken, datatokenAmount)
)
.call()
const priceAndFees = {
baseTokenAmount: await this.unitsToAmount(
(
await this.getExchange(exchangeId)
).baseToken,
fixedRateExchange.baseToken,
result.baseTokenAmount
),
baseTokenAmountBeforeFee: await this.unitsToAmount(
(
await this.getExchange(exchangeId)
).baseToken,
fixedRateExchange.baseToken,
result.baseTokenAmountBeforeFee
),
marketFeeAmount: await this.unitsToAmount(
(
await this.getExchange(exchangeId)
).baseToken,
fixedRateExchange.baseToken,
result.marketFeeAmount
),
oceanFeeAmount: await this.unitsToAmount(
(
await this.getExchange(exchangeId)
).baseToken,
fixedRateExchange.baseToken,
result.oceanFeeAmount
)
} as PriceAndFees

12
src/utils/ContractUtils.ts
View File

@ -121,7 +121,11 @@ export async function unitsToAmount(
if (decimals === '0') {
decimals = 18
}
const amountFormatted = new BigNumber(parseInt(amount) / 10 ** decimals)
const amountFormatted = new BigNumber(amount).div(
new BigNumber(10).exponentiatedBy(decimals)
)
BigNumber.config({ EXPONENTIAL_AT: 50 })
return amountFormatted.toString()
} catch (e) {
@ -140,8 +144,12 @@ export async function amountToUnits(
if (decimals === '0') {
decimals = 18
}
const amountFormatted = new BigNumber(parseInt(amount) * 10 ** decimals)
BigNumber.config({ EXPONENTIAL_AT: 50 })
const amountFormatted = new BigNumber(amount).times(
new BigNumber(10).exponentiatedBy(decimals)
)
return amountFormatted.toString()
} catch (e) {
LoggerInstance.error(`ERROR: FAILED TO CALL DECIMALS(), USING 18', ${e.message}`)