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authorJacob Evans <jacob@dekz.net>2018-03-26 13:43:12 +0800
committerJacob Evans <jacob@dekz.net>2018-03-26 13:43:12 +0800
commit125ace351924ee124d45c79c400966a11db24042 (patch)
tree26b827093124aa0cc023e6b2a05d4d18b28ce294 /packages/website/ts/components
parent109fc41474f5319a27052ab09234cc0426eb22ce (diff)
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Portal fill with mixed decimals
When the token pair has different decimal precison we can end up with a remainder when multiplying by an exchange rate (as one is in 18 decimals and the other is 6 for example)
Diffstat (limited to 'packages/website/ts/components')
-rw-r--r--packages/website/ts/components/fill_order.tsx6
1 files changed, 4 insertions, 2 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 =