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-rw-r--r--packages/website/ts/components/fill_order.tsx6
-rw-r--r--packages/website/ts/utils/utils.ts3
2 files changed, 6 insertions, 3 deletions
diff --git a/packages/website/ts/components/fill_order.tsx b/packages/website/ts/components/fill_order.tsx
index a6144bd6b..ea94e0987 100644
--- a/packages/website/ts/components/fill_order.tsx
+++ b/packages/website/ts/components/fill_order.tsx
@@ -198,11 +198,13 @@ export class FillOrder extends React.Component<FillOrderProps, FillOrderState> {
symbol: takerToken.symbol,
};
const parsedOrderExpiration = new BigNumber(this.state.parsedOrder.signedOrder.expirationUnixTimestampSec);
- const exchangeRate = orderMakerAmount.div(orderTakerAmount);
let orderReceiveAmount = 0;
if (!_.isUndefined(this.props.orderFillAmount)) {
- const orderReceiveAmountBigNumber = exchangeRate.mul(this.props.orderFillAmount);
+ const orderReceiveAmountBigNumber = orderMakerAmount
+ .times(this.props.orderFillAmount)
+ .dividedBy(orderTakerAmount)
+ .floor();
orderReceiveAmount = this._formatCurrencyAmount(orderReceiveAmountBigNumber, makerToken.decimals);
}
const isUserMaker =
diff --git a/packages/website/ts/utils/utils.ts b/packages/website/ts/utils/utils.ts
index 25d7e449b..75597a7e2 100644
--- a/packages/website/ts/utils/utils.ts
+++ b/packages/website/ts/utils/utils.ts
@@ -219,7 +219,8 @@ export const utils = {
[ExchangeContractErrs.OrderFillAmountZero]: "Order fill amount can't be 0",
[ExchangeContractErrs.OrderRemainingFillAmountZero]:
'This order has already been completely filled or cancelled',
- [ExchangeContractErrs.OrderFillRoundingError]: 'Rounding error will occur when filling this order',
+ [ExchangeContractErrs.OrderFillRoundingError]:
+ 'Rounding error will occur when filling this order. Please try filling a different amount.',
[ExchangeContractErrs.InsufficientTakerBalance]:
'Taker no longer has a sufficient balance to complete this order',
[ExchangeContractErrs.InsufficientTakerAllowance]: