1 files changed, 0 insertions, 74 deletions
diff --git a/packages/asset-buyer/src/utils/order_utils.ts b/packages/asset-buyer/src/utils/order_utils.ts
deleted file mode 100644
index 3ea3cafd3..000000000
--- a/packages/asset-buyer/src/utils/order_utils.ts
+++ /dev/null
@@ -1,74 +0,0 @@
-import { SignedOrder } from '@0x/types';
-import { BigNumber } from '@0x/utils';
-
-import { constants } from '../constants';
-
-export const orderUtils = {
-    isOrderExpired(order: SignedOrder): boolean {
-        return orderUtils.willOrderExpire(order, 0);
-    },
-    willOrderExpire(order: SignedOrder, secondsFromNow: number): boolean {
-        const millisecondsInSecond = 1000;
-        const currentUnixTimestampSec = new BigNumber(Date.now() / millisecondsInSecond).integerValue();
-        return order.expirationTimeSeconds.isLessThan(currentUnixTimestampSec.plus(secondsFromNow));
-    },
-    isOpenOrder(order: SignedOrder): boolean {
-        return order.takerAddress === constants.NULL_ADDRESS;
-    },
-    // given a remaining amount of takerAsset, calculate how much makerAsset is available
-    getRemainingMakerAmount(order: SignedOrder, remainingTakerAmount: BigNumber): BigNumber {
-        const remainingMakerAmount = remainingTakerAmount
-            .times(order.makerAssetAmount)
-            .div(order.takerAssetAmount)
-            .integerValue(BigNumber.ROUND_FLOOR);
-        return remainingMakerAmount;
-    },
-    // given a desired amount of makerAsset, calculate how much takerAsset is required to fill that amount
-    getTakerFillAmount(order: SignedOrder, makerFillAmount: BigNumber): BigNumber {
-        // Round up because exchange rate favors Maker
-        const takerFillAmount = makerFillAmount
-            .multipliedBy(order.takerAssetAmount)
-            .div(order.makerAssetAmount)
-            .integerValue(BigNumber.ROUND_CEIL);
-        return takerFillAmount;
-    },
-    // given a desired amount of takerAsset to fill, calculate how much fee is required by the taker to fill that amount
-    getTakerFeeAmount(order: SignedOrder, takerFillAmount: BigNumber): BigNumber {
-        // Round down because Taker fee rate favors Taker
-        const takerFeeAmount = takerFillAmount
-            .multipliedBy(order.takerFee)
-            .div(order.takerAssetAmount)
-            .integerValue(BigNumber.ROUND_FLOOR);
-        return takerFeeAmount;
-    },
-    // given a desired amount of takerAsset to fill, calculate how much makerAsset will be filled
-    getMakerFillAmount(order: SignedOrder, takerFillAmount: BigNumber): BigNumber {
-        // Round down because exchange rate favors Maker
-        const makerFillAmount = takerFillAmount
-            .multipliedBy(order.makerAssetAmount)
-            .div(order.takerAssetAmount)
-            .integerValue(BigNumber.ROUND_FLOOR);
-        return makerFillAmount;
-    },
-    // given a desired amount of makerAsset, calculate how much fee is required by the maker to fill that amount
-    getMakerFeeAmount(order: SignedOrder, makerFillAmount: BigNumber): BigNumber {
-        // Round down because Maker fee rate favors Maker
-        const makerFeeAmount = makerFillAmount
-            .multipliedBy(order.makerFee)
-            .div(order.makerAssetAmount)
-            .integerValue(BigNumber.ROUND_FLOOR);
-        return makerFeeAmount;
-    },
-    // given a desired amount of ZRX from a fee order, calculate how much takerAsset is required to fill that amount
-    // also calculate how much ZRX needs to be bought in order fill the desired amount + takerFee
-    getTakerFillAmountForFeeOrder(order: SignedOrder, makerFillAmount: BigNumber): [BigNumber, BigNumber] {
-        // For each unit of TakerAsset we buy (MakerAsset - TakerFee)
-        const adjustedTakerFillAmount = makerFillAmount
-            .multipliedBy(order.takerAssetAmount)
-            .div(order.makerAssetAmount.minus(order.takerFee))
-            .integerValue(BigNumber.ROUND_CEIL);
-        // The amount that we buy will be greater than makerFillAmount, since we buy some amount for fees.
-        const adjustedMakerFillAmount = orderUtils.getMakerFillAmount(order, adjustedTakerFillAmount);
-        return [adjustedTakerFillAmount, adjustedMakerFillAmount];
-    },
-};