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authorFabio Berger <me@fabioberger.com>2018-06-08 00:02:48 +0800
committerFabio Berger <me@fabioberger.com>2018-06-08 00:02:48 +0800
commit6058a74da54e916e970912d942954d55922cef95 (patch)
treeb6250f38ea78ca24740588126bd64b5a446ad806 /packages/order-utils
parente0bc01eea1c20e0afda296f331c6a475e062b59c (diff)
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Update naming in orderStateUtils to use asset over token, also removed cancelledAmount since in V2 it's binary.
Diffstat (limited to 'packages/order-utils')
-rw-r--r--packages/order-utils/src/abstract/abstract_order_filled_cancelled_fetcher.ts3
-rw-r--r--packages/order-utils/src/order_state_utils.ts78
2 files changed, 37 insertions, 44 deletions
diff --git a/packages/order-utils/src/abstract/abstract_order_filled_cancelled_fetcher.ts b/packages/order-utils/src/abstract/abstract_order_filled_cancelled_fetcher.ts
index f54bed6f1..ec398a11e 100644
--- a/packages/order-utils/src/abstract/abstract_order_filled_cancelled_fetcher.ts
+++ b/packages/order-utils/src/abstract/abstract_order_filled_cancelled_fetcher.ts
@@ -2,7 +2,6 @@ import { BigNumber } from '@0xproject/utils';
export abstract class AbstractOrderFilledCancelledFetcher {
public abstract async getFilledTakerAmountAsync(orderHash: string): Promise<BigNumber>;
- public abstract async getCancelledTakerAmountAsync(orderHash: string): Promise<BigNumber>;
- public abstract async getUnavailableTakerAmountAsync(orderHash: string): Promise<BigNumber>;
+ public abstract async isOrderCancelledAsync(orderHash: string): Promise<boolean>;
public abstract getZRXTokenAddress(): string;
}
diff --git a/packages/order-utils/src/order_state_utils.ts b/packages/order-utils/src/order_state_utils.ts
index da33ea010..7636372f8 100644
--- a/packages/order-utils/src/order_state_utils.ts
+++ b/packages/order-utils/src/order_state_utils.ts
@@ -20,11 +20,8 @@ export class OrderStateUtils {
private _balanceAndProxyAllowanceFetcher: AbstractBalanceAndProxyAllowanceFetcher;
private _orderFilledCancelledFetcher: AbstractOrderFilledCancelledFetcher;
private static _validateIfOrderIsValid(signedOrder: SignedOrder, orderRelevantState: OrderRelevantState): void {
- const unavailableTakerTokenAmount = orderRelevantState.cancelledTakerTokenAmount.add(
- orderRelevantState.filledTakerTokenAmount,
- );
- const availableTakerTokenAmount = signedOrder.takerAssetAmount.minus(unavailableTakerTokenAmount);
- if (availableTakerTokenAmount.eq(0)) {
+ const availableTakerAssetAmount = signedOrder.takerAssetAmount.minus(orderRelevantState.filledTakerAssetAmount);
+ if (availableTakerAssetAmount.eq(0)) {
throw new Error(ExchangeContractErrs.OrderRemainingFillAmountZero);
}
@@ -42,12 +39,12 @@ export class OrderStateUtils {
throw new Error(ExchangeContractErrs.InsufficientMakerFeeAllowance);
}
}
- const minFillableTakerTokenAmountWithinNoRoundingErrorRange = signedOrder.takerAssetAmount
+ const minFillableTakerAssetAmountWithinNoRoundingErrorRange = signedOrder.takerAssetAmount
.dividedBy(ACCEPTABLE_RELATIVE_ROUNDING_ERROR)
.dividedBy(signedOrder.makerAssetAmount);
if (
- orderRelevantState.remainingFillableTakerTokenAmount.lessThan(
- minFillableTakerTokenAmountWithinNoRoundingErrorRange,
+ orderRelevantState.remainingFillableTakerAssetAmount.lessThan(
+ minFillableTakerAssetAmountWithinNoRoundingErrorRange,
)
) {
throw new Error(ExchangeContractErrs.OrderFillRoundingError);
@@ -72,23 +69,20 @@ export class OrderStateUtils {
};
return orderState;
} catch (err) {
- const orderState: OrderStateInvalid = {
- isValid: false,
- orderHash,
- error: err.message,
- };
- return orderState;
+ throw err;
}
}
public async getOrderRelevantStateAsync(signedOrder: SignedOrder): Promise<OrderRelevantState> {
const zrxTokenAddress = this._orderFilledCancelledFetcher.getZRXTokenAddress();
+ const makerProxyData = assetProxyUtils.decodeERC20ProxyData(signedOrder.makerAssetData);
+ const makerAssetAddress = makerProxyData.tokenAddress;
const orderHash = orderHashUtils.getOrderHashHex(signedOrder);
const makerBalance = await this._balanceAndProxyAllowanceFetcher.getBalanceAsync(
- signedOrder.makerAssetData,
+ makerAssetAddress,
signedOrder.makerAddress,
);
const makerProxyAllowance = await this._balanceAndProxyAllowanceFetcher.getProxyAllowanceAsync(
- signedOrder.makerAssetData,
+ makerAssetAddress,
signedOrder.makerAddress,
);
const makerFeeBalance = await this._balanceAndProxyAllowanceFetcher.getBalanceAsync(
@@ -99,42 +93,42 @@ export class OrderStateUtils {
zrxTokenAddress,
signedOrder.makerAddress,
);
- const filledTakerTokenAmount = await this._orderFilledCancelledFetcher.getFilledTakerAmountAsync(orderHash);
- const cancelledTakerTokenAmount = await this._orderFilledCancelledFetcher.getCancelledTakerAmountAsync(
- orderHash,
- );
- const unavailableTakerTokenAmount = await this._orderFilledCancelledFetcher.getUnavailableTakerAmountAsync(
- orderHash,
- );
- const totalMakerTokenAmount = signedOrder.makerAssetAmount;
- const totalTakerTokenAmount = signedOrder.takerAssetAmount;
- const remainingTakerTokenAmount = totalTakerTokenAmount.minus(unavailableTakerTokenAmount);
- const remainingMakerTokenAmount = remainingTakerTokenAmount
- .times(totalMakerTokenAmount)
- .dividedToIntegerBy(totalTakerTokenAmount);
- const transferrableMakerTokenAmount = BigNumber.min([makerProxyAllowance, makerBalance]);
- const transferrableFeeTokenAmount = BigNumber.min([makerFeeProxyAllowance, makerFeeBalance]);
+ const filledTakerAssetAmount = await this._orderFilledCancelledFetcher.getFilledTakerAmountAsync(orderHash);
+ const isOrderCancelled = await this._orderFilledCancelledFetcher.isOrderCancelledAsync(orderHash);
+ const totalMakerAssetAmount = signedOrder.makerAssetAmount;
+ const totalTakerAssetAmount = signedOrder.takerAssetAmount;
+ const remainingTakerAssetAmount = isOrderCancelled
+ ? new BigNumber(0)
+ : totalTakerAssetAmount.minus(filledTakerAssetAmount);
+ const remainingMakerAssetAmount = remainingTakerAssetAmount
+ .times(totalMakerAssetAmount)
+ .dividedToIntegerBy(totalTakerAssetAmount);
+ const transferrableMakerAssetAmount = BigNumber.min([makerProxyAllowance, makerBalance]);
+ const transferrableFeeAssetAmount = BigNumber.min([makerFeeProxyAllowance, makerFeeBalance]);
const zrxAssetData = assetProxyUtils.encodeERC20ProxyData(zrxTokenAddress);
- const isMakerTokenZRX = signedOrder.makerAssetData === zrxAssetData;
+ const isMakerAssetZRX = signedOrder.makerAssetData === zrxAssetData;
+ const isTraderMaker = true;
const remainingFillableCalculator = new RemainingFillableCalculator(
+ isTraderMaker,
signedOrder,
- isMakerTokenZRX,
- transferrableMakerTokenAmount,
- transferrableFeeTokenAmount,
- remainingMakerTokenAmount,
+ isMakerAssetZRX,
+ transferrableMakerAssetAmount,
+ transferrableFeeAssetAmount,
+ remainingMakerAssetAmount,
);
- const remainingFillableMakerTokenAmount = remainingFillableCalculator.computeRemainingMakerFillable();
- const remainingFillableTakerTokenAmount = remainingFillableCalculator.computeRemainingTakerFillable();
+ const remainingFillableMakerAssetAmount = remainingFillableCalculator.computeRemainingFillable();
+ const remainingFillableTakerAssetAmount = remainingFillableMakerAssetAmount
+ .times(signedOrder.takerAssetAmount)
+ .dividedToIntegerBy(signedOrder.makerAssetAmount);
const orderRelevantState = {
makerBalance,
makerProxyAllowance,
makerFeeBalance,
makerFeeProxyAllowance,
- filledTakerTokenAmount,
- cancelledTakerTokenAmount,
- remainingFillableMakerTokenAmount,
- remainingFillableTakerTokenAmount,
+ filledTakerAssetAmount,
+ remainingFillableMakerAssetAmount,
+ remainingFillableTakerAssetAmount,
};
return orderRelevantState;
}