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-rw-r--r--packages/asset-buyer/src/utils/buy_quote_calculator.ts2
1 files changed, 2 insertions, 0 deletions
diff --git a/packages/asset-buyer/src/utils/buy_quote_calculator.ts b/packages/asset-buyer/src/utils/buy_quote_calculator.ts
index 9ccaa7933..78666356c 100644
--- a/packages/asset-buyer/src/utils/buy_quote_calculator.ts
+++ b/packages/asset-buyer/src/utils/buy_quote_calculator.ts
@@ -148,9 +148,11 @@ function findEthAndZrxAmountNeededToBuyAsset(
(acc, order, index) => {
const remainingFillableMakerAssetAmount = remainingFillableMakerAssetAmounts[index];
const amountToFill = BigNumber.min(acc.remainingAssetBuyAmount, remainingFillableMakerAssetAmount);
+ // find the amount of eth required to fill amountToFill (amountToFill / makerAssetAmount) * takerAssetAmount
const ethAmountForThisOrder = amountToFill
.mul(order.takerAssetAmount)
.dividedToIntegerBy(order.makerAssetAmount);
+ // find the amount of zrx required to fill fees for amountToFill (amountToFill / makerAssetAmount) * takerFee
const zrxAmountForThisOrder = amountToFill.mul(order.takerFee).dividedToIntegerBy(order.makerAssetAmount);
return {
ethAmount: acc.ethAmount.plus(ethAmountForThisOrder),