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Calculate fee

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This commit is contained in:
Aleksandr Kraiz
2023-08-01 21:27:17 +04:00
parent 7eebb2bb9e
commit f9605e3d1a
9 changed files with 212 additions and 50 deletions
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31
src/utils/calculateFeeInFeeAsset.ts
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@@ -5,32 +5,33 @@ import calculateServiceFeeInFeeAsset from './calculateServiceFeeInFeeAsset.js';
const calculateFeeInFeeAsset = (
amount: BigNumber.Value,
feeAssetPrice: BigNumber.Value,
baseAssetPrice: BigNumber.Value,
baseCurrencyPrice: BigNumber.Value,
gasPriceGwei: BigNumber.Value,
feePercent: BigNumber.Value,
feeAsset: string,
assetPrices: Partial<Record<string, string>>,
baseAssetAddress: string,
baseCurrencyAddress: string,
feeAssetAddress: string,
prices: Partial<Record<string, string>>,
) => {
const feeAssetPriceInQuoteAsset = assetPrices[feeAsset];
if (feeAssetPriceInQuoteAsset === undefined) throw Error('feeAssetPriceInQuoteAsset is undefined');
const feeAssetPriceInQuoteAssetBN = new BigNumber(feeAssetPriceInQuoteAsset);
const feeAssetPrice = prices[feeAssetAddress];
if (feeAssetPrice === undefined) throw Error(`Fee asset price not found. Available prices: ${Object.keys(prices).join(', ')}`);
const baseAssetPrice = prices[baseAssetAddress];
if (baseAssetPrice === undefined) throw Error(`Base asset price not found. Available prices: ${Object.keys(prices).join(', ')}`);
const baseCurrencyPrice = prices[baseCurrencyAddress]; // ETH, BNB, MATIC, etc.
if (baseCurrencyPrice === undefined) throw Error(`Base currency price not found. Available prices: ${Object.keys(prices).join(', ')}`);
const serviceFeeInFeeAsset = calculateServiceFeeInFeeAsset(
amount,
feeAssetPrice,
baseAssetPrice,
baseAssetAddress,
feeAssetAddress,
feePercent,
feeAssetPriceInQuoteAssetBN
prices,
);
const networkFeeInFeeAsset = calculateNetworkFeeInFeeAsset(
gasPriceGwei,
FILL_ORDERS_GAS_LIMIT,
baseCurrencyPrice,
feeAssetPrice,
feeAssetPriceInQuoteAssetBN
baseCurrencyAddress,
feeAssetAddress,
prices,
);
return {