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@0x/asset-swapper: factor affiliate fees into new minBuyAmount calculation in EP consumer

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Lawrence Forman
2020-09-23 16:57:46 -04:00
parent 4cf566cad8
commit 99de5a3814
1 changed files with 3 additions and 1 deletions
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4
packages/asset-swapper/src/quote_consumers/exchange_proxy_swap_quote_consumer.ts
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@@ -95,7 +95,7 @@ export class ExchangeProxySwapQuoteConsumer implements SwapQuoteConsumerBase {
const sellToken = getTokenFromAssetData(quote.takerAssetData);
const buyToken = getTokenFromAssetData(quote.makerAssetData);
const sellAmount = quote.worstCaseQuoteInfo.totalTakerAssetAmount;
const minBuyAmount = getMinBuyAmount(quote);
let minBuyAmount = getMinBuyAmount(quote);
// VIP routes.
if (isDirectUniswapCompatible(quote, optsWithDefaults)) {
@@ -213,6 +213,8 @@ export class ExchangeProxySwapQuoteConsumer implements SwapQuoteConsumerBase {
],
}),
});
// Adjust the minimum buy amount by the fee.
minBuyAmount = BigNumber.max(0, minBuyAmount.minus(buyTokenFeeAmount));
}
if (sellTokenFeeAmount.isGreaterThan(0) && feeRecipient !== NULL_ADDRESS) {