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authorfragosti <francesco.agosti93@gmail.com>2018-10-26 09:53:22 +0800
committerfragosti <francesco.agosti93@gmail.com>2018-10-26 09:53:22 +0800
commit27d9e516e1cf6a8bea469998bc92513bec3d91c5 (patch)
tree2db73b2d26e432236034c411f0edd62b94dd9144
parent948d62200a23b4da59278f976e9757cfc3c9234e (diff)
parent4a96dbe085004be49dbbaa435d4552a9c920d823 (diff)
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Merge branch 'development' of https://github.com/0xProject/0x-monorepo into feature/instant/fixed-orders-in-render-method
-rw-r--r--CODEOWNERS20
-rw-r--r--packages/asset-buyer/src/asset_buyer.ts8
-rw-r--r--packages/asset-buyer/src/constants.ts9
-rw-r--r--packages/asset-buyer/src/order_providers/standard_relayer_api_order_provider.ts2
-rw-r--r--packages/asset-buyer/src/utils/buy_quote_calculator.ts120
-rw-r--r--packages/asset-buyer/src/utils/order_provider_response_processor.ts5
-rw-r--r--packages/asset-buyer/src/utils/order_utils.ts68
-rw-r--r--packages/asset-buyer/test/buy_quote_calculator_test.ts12
-rw-r--r--packages/instant/src/components/buy_button.tsx43
-rw-r--r--packages/instant/src/components/buy_order_state_button.tsx13
-rw-r--r--packages/instant/src/components/instant_heading.tsx15
-rw-r--r--packages/instant/src/constants.ts1
-rw-r--r--packages/instant/src/containers/selected_asset_amount_input.ts4
-rw-r--r--packages/instant/src/containers/selected_asset_buy_button.ts30
-rw-r--r--packages/instant/src/containers/selected_asset_buy_order_state_button.tsx4
-rw-r--r--packages/instant/src/containers/selected_asset_view_transaction_button.tsx10
-rw-r--r--packages/instant/src/redux/reducer.ts14
-rw-r--r--packages/instant/src/types.ts22
-rw-r--r--packages/instant/src/util/error.ts4
-rw-r--r--packages/instant/src/util/etherscan.ts4
-rw-r--r--packages/migrations/README.md27
21 files changed, 283 insertions, 152 deletions
diff --git a/CODEOWNERS b/CODEOWNERS
index ba40af31a..3cf75fb2d 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -10,20 +10,26 @@ packages/instant/ @BMillman19 @fragosti @steveklebanoff
packages/website/ @BMillman19 @fragosti @fabioberger @steveklebanoff
# Dev tools & setup
+.circleci/ @LogvinovLeon
packages/abi-gen/ @LogvinovLeon
packages/base-contract/ @LogvinovLeon
+packages/connect/ @fragosti
packages/contract_templates/ @LogvinovLeon
+packages/contract-addresses/ @albrow
+packages/contract-artifacts/ @albrow
packages/dev-utils/ @LogvinovLeon @fabioberger
-
+packages/devnet/ @albrow
packages/ethereum-types/ @LogvinovLeon
packages/metacoin/ @LogvinovLeon
+packages/monorepo-scripts/ @fabioberger
+packages/order-utils/ @fabioberger @LogvinovLeon
packages/sol-compiler/ @LogvinovLeon
packages/sol-cov/ @LogvinovLeon
packages/sol-resolver/ @LogvinovLeon
-packages/web3-wrapper/ @LogvinovLeon @fabioberger
-.circleci/ @LogvinovLeon
packages/subproviders/ @fabioberger @dekz
-packages/connect/ @fragosti
-packages/monorepo-scripts/ @fabioberger
-packages/order-utils/ @fabioberger @LogvinovLeon
-python-packages/ @feuGeneA \ No newline at end of file
+packages/verdaccio/ @albrow
+packages/web3-wrapper/ @LogvinovLeon @fabioberger
+python-packages/ @feuGeneA
+
+# Protocol/smart contracts
+packages/contracts/test/ @albrow
diff --git a/packages/asset-buyer/src/asset_buyer.ts b/packages/asset-buyer/src/asset_buyer.ts
index 80437c10e..34e2d9639 100644
--- a/packages/asset-buyer/src/asset_buyer.ts
+++ b/packages/asset-buyer/src/asset_buyer.ts
@@ -132,9 +132,14 @@ export class AssetBuyer {
assert.isBoolean('shouldForceOrderRefresh', shouldForceOrderRefresh);
assert.isNumber('slippagePercentage', slippagePercentage);
const zrxTokenAssetData = this._getZrxTokenAssetDataOrThrow();
+ const isMakerAssetZrxToken = assetData === zrxTokenAssetData;
+ // get the relevant orders for the makerAsset and fees
+ // if the requested assetData is ZRX, don't get the fee info
const [ordersAndFillableAmounts, feeOrdersAndFillableAmounts] = await Promise.all([
this._getOrdersAndFillableAmountsAsync(assetData, shouldForceOrderRefresh),
- this._getOrdersAndFillableAmountsAsync(zrxTokenAssetData, shouldForceOrderRefresh),
+ isMakerAssetZrxToken
+ ? Promise.resolve(constants.EMPTY_ORDERS_AND_FILLABLE_AMOUNTS)
+ : this._getOrdersAndFillableAmountsAsync(zrxTokenAssetData, shouldForceOrderRefresh),
shouldForceOrderRefresh,
]);
if (ordersAndFillableAmounts.orders.length === 0) {
@@ -146,6 +151,7 @@ export class AssetBuyer {
assetBuyAmount,
feePercentage,
slippagePercentage,
+ isMakerAssetZrxToken,
);
return buyQuote;
}
diff --git a/packages/asset-buyer/src/constants.ts b/packages/asset-buyer/src/constants.ts
index 55effdb23..c912253bd 100644
--- a/packages/asset-buyer/src/constants.ts
+++ b/packages/asset-buyer/src/constants.ts
@@ -1,6 +1,7 @@
+import { SignedOrder } from '@0x/types';
import { BigNumber } from '@0x/utils';
-import { AssetBuyerOpts, BuyQuoteExecutionOpts, BuyQuoteRequestOpts } from './types';
+import { AssetBuyerOpts, BuyQuoteExecutionOpts, BuyQuoteRequestOpts, OrdersAndFillableAmounts } from './types';
const NULL_ADDRESS = '0x0000000000000000000000000000000000000000';
const MAINNET_NETWORK_ID = 1;
@@ -22,6 +23,11 @@ const DEFAULT_BUY_QUOTE_EXECUTION_OPTS: BuyQuoteExecutionOpts = {
feeRecipient: NULL_ADDRESS,
};
+const EMPTY_ORDERS_AND_FILLABLE_AMOUNTS: OrdersAndFillableAmounts = {
+ orders: [] as SignedOrder[],
+ remainingFillableMakerAssetAmounts: [] as BigNumber[],
+};
+
export const constants = {
ZERO_AMOUNT: new BigNumber(0),
NULL_ADDRESS,
@@ -31,4 +37,5 @@ export const constants = {
DEFAULT_BUY_QUOTE_EXECUTION_OPTS,
DEFAULT_BUY_QUOTE_REQUEST_OPTS,
MAX_PER_PAGE: 10000,
+ EMPTY_ORDERS_AND_FILLABLE_AMOUNTS,
};
diff --git a/packages/asset-buyer/src/order_providers/standard_relayer_api_order_provider.ts b/packages/asset-buyer/src/order_providers/standard_relayer_api_order_provider.ts
index 91682b089..41fd1fb30 100644
--- a/packages/asset-buyer/src/order_providers/standard_relayer_api_order_provider.ts
+++ b/packages/asset-buyer/src/order_providers/standard_relayer_api_order_provider.ts
@@ -30,7 +30,7 @@ export class StandardRelayerAPIOrderProvider implements OrderProvider {
'remainingTakerAssetAmount',
order.takerAssetAmount,
);
- const remainingFillableMakerAssetAmount = orderUtils.calculateRemainingMakerAssetAmount(
+ const remainingFillableMakerAssetAmount = orderUtils.getRemainingMakerAmount(
order,
remainingFillableTakerAssetAmount,
);
diff --git a/packages/asset-buyer/src/utils/buy_quote_calculator.ts b/packages/asset-buyer/src/utils/buy_quote_calculator.ts
index b0cb4a547..f94ab3fa4 100644
--- a/packages/asset-buyer/src/utils/buy_quote_calculator.ts
+++ b/packages/asset-buyer/src/utils/buy_quote_calculator.ts
@@ -1,10 +1,12 @@
-import { marketUtils, rateUtils } from '@0x/order-utils';
+import { marketUtils, SignedOrder } from '@0x/order-utils';
import { BigNumber } from '@0x/utils';
import * as _ from 'lodash';
import { constants } from '../constants';
import { AssetBuyerError, BuyQuote, BuyQuoteInfo, OrdersAndFillableAmounts } from '../types';
+import { orderUtils } from './order_utils';
+
// Calculates a buy quote for orders that have WETH as the takerAsset
export const buyQuoteCalculator = {
calculate(
@@ -13,6 +15,7 @@ export const buyQuoteCalculator = {
assetBuyAmount: BigNumber,
feePercentage: number,
slippagePercentage: number,
+ isMakerAssetZrxToken: boolean,
): BuyQuote {
const orders = ordersAndFillableAmounts.orders;
const remainingFillableMakerAssetAmounts = ordersAndFillableAmounts.remainingFillableMakerAssetAmounts;
@@ -32,22 +35,31 @@ export const buyQuoteCalculator = {
if (remainingFillAmount.gt(constants.ZERO_AMOUNT)) {
throw new Error(AssetBuyerError.InsufficientAssetLiquidity);
}
+ // if we are not buying ZRX:
// given the orders calculated above, find the fee-orders that cover the desired assetBuyAmount (with slippage)
// TODO(bmillman): optimization
// update this logic to find the minimum amount of feeOrders to cover the worst case as opposed to
// finding order that cover all fees, this will help with estimating ETH and minimizing gas usage
- const {
- resultFeeOrders,
- remainingFeeAmount,
- feeOrdersRemainingFillableMakerAssetAmounts,
- } = marketUtils.findFeeOrdersThatCoverFeesForTargetOrders(resultOrders, feeOrders, {
- remainingFillableMakerAssetAmounts: ordersRemainingFillableMakerAssetAmounts,
- remainingFillableFeeAmounts,
- });
- // if we do not have enough feeOrders to cover the fees, throw
- if (remainingFeeAmount.gt(constants.ZERO_AMOUNT)) {
- throw new Error(AssetBuyerError.InsufficientZrxLiquidity);
+ let resultFeeOrders = [] as SignedOrder[];
+ let feeOrdersRemainingFillableMakerAssetAmounts = [] as BigNumber[];
+ if (!isMakerAssetZrxToken) {
+ const feeOrdersAndRemainingFeeAmount = marketUtils.findFeeOrdersThatCoverFeesForTargetOrders(
+ resultOrders,
+ feeOrders,
+ {
+ remainingFillableMakerAssetAmounts: ordersRemainingFillableMakerAssetAmounts,
+ remainingFillableFeeAmounts,
+ },
+ );
+ // if we do not have enough feeOrders to cover the fees, throw
+ if (feeOrdersAndRemainingFeeAmount.remainingFeeAmount.gt(constants.ZERO_AMOUNT)) {
+ throw new Error(AssetBuyerError.InsufficientZrxLiquidity);
+ }
+ resultFeeOrders = feeOrdersAndRemainingFeeAmount.resultFeeOrders;
+ feeOrdersRemainingFillableMakerAssetAmounts =
+ feeOrdersAndRemainingFeeAmount.feeOrdersRemainingFillableMakerAssetAmounts;
}
+
// assetData information for the result
const assetData = orders[0].makerAssetData;
// compile the resulting trimmed set of orders for makerAsset and feeOrders that are needed for assetBuyAmount
@@ -64,6 +76,7 @@ export const buyQuoteCalculator = {
trimmedFeeOrdersAndFillableAmounts,
assetBuyAmount,
feePercentage,
+ isMakerAssetZrxToken,
);
// in order to calculate the maxRate, reverse the ordersAndFillableAmounts such that they are sorted from worst rate to best rate
const worstCaseQuoteInfo = calculateQuoteInfo(
@@ -71,6 +84,7 @@ export const buyQuoteCalculator = {
reverseOrdersAndFillableAmounts(trimmedFeeOrdersAndFillableAmounts),
assetBuyAmount,
feePercentage,
+ isMakerAssetZrxToken,
);
return {
assetData,
@@ -89,22 +103,30 @@ function calculateQuoteInfo(
feeOrdersAndFillableAmounts: OrdersAndFillableAmounts,
assetBuyAmount: BigNumber,
feePercentage: number,
+ isMakerAssetZrxToken: boolean,
): BuyQuoteInfo {
// find the total eth and zrx needed to buy assetAmount from the resultOrders from left to right
- const [ethAmountToBuyAsset, zrxAmountToBuyAsset] = findEthAndZrxAmountNeededToBuyAsset(
- ordersAndFillableAmounts,
- assetBuyAmount,
- );
- // find the total eth needed to buy fees
- const ethAmountToBuyFees = findEthAmountNeededToBuyFees(feeOrdersAndFillableAmounts, zrxAmountToBuyAsset);
- const affiliateFeeEthAmount = ethAmountToBuyAsset.mul(feePercentage);
- const totalEthAmountWithoutAffiliateFee = ethAmountToBuyAsset.plus(ethAmountToBuyFees);
- const totalEthAmount = totalEthAmountWithoutAffiliateFee.plus(affiliateFeeEthAmount);
+ let ethAmountToBuyAsset = constants.ZERO_AMOUNT;
+ let ethAmountToBuyZrx = constants.ZERO_AMOUNT;
+ if (isMakerAssetZrxToken) {
+ ethAmountToBuyAsset = findEthAmountNeededToBuyZrx(ordersAndFillableAmounts, assetBuyAmount);
+ } else {
+ // find eth and zrx amounts needed to buy
+ const ethAndZrxAmountToBuyAsset = findEthAndZrxAmountNeededToBuyAsset(ordersAndFillableAmounts, assetBuyAmount);
+ ethAmountToBuyAsset = ethAndZrxAmountToBuyAsset[0];
+ const zrxAmountToBuyAsset = ethAndZrxAmountToBuyAsset[1];
+ // find eth amount needed to buy zrx
+ ethAmountToBuyZrx = findEthAmountNeededToBuyZrx(feeOrdersAndFillableAmounts, zrxAmountToBuyAsset);
+ }
+ /// find the eth amount needed to buy the affiliate fee
+ const ethAmountToBuyAffiliateFee = ethAmountToBuyAsset.mul(feePercentage);
+ const totalEthAmountWithoutAffiliateFee = ethAmountToBuyAsset.plus(ethAmountToBuyZrx);
+ const ethAmountTotal = totalEthAmountWithoutAffiliateFee.plus(ethAmountToBuyAffiliateFee);
// divide into the assetBuyAmount in order to find rate of makerAsset / WETH
const ethPerAssetPrice = totalEthAmountWithoutAffiliateFee.div(assetBuyAmount);
return {
- totalEthAmount,
- feeEthAmount: affiliateFeeEthAmount,
+ totalEthAmount: ethAmountTotal,
+ feeEthAmount: ethAmountToBuyAffiliateFee,
ethPerAssetPrice,
};
}
@@ -119,29 +141,38 @@ function reverseOrdersAndFillableAmounts(ordersAndFillableAmounts: OrdersAndFill
};
}
-function findEthAmountNeededToBuyFees(
+function findEthAmountNeededToBuyZrx(
feeOrdersAndFillableAmounts: OrdersAndFillableAmounts,
- feeAmount: BigNumber,
+ zrxBuyAmount: BigNumber,
): BigNumber {
const { orders, remainingFillableMakerAssetAmounts } = feeOrdersAndFillableAmounts;
const result = _.reduce(
orders,
(acc, order, index) => {
+ const { totalEthAmount, remainingZrxBuyAmount } = acc;
const remainingFillableMakerAssetAmount = remainingFillableMakerAssetAmounts[index];
- const amountToFill = BigNumber.min(acc.remainingFeeAmount, remainingFillableMakerAssetAmount);
- const feeAdjustedRate = rateUtils.getFeeAdjustedRateOfFeeOrder(order);
- const ethAmountForThisOrder = feeAdjustedRate.mul(amountToFill);
+ const makerFillAmount = BigNumber.min(remainingZrxBuyAmount, remainingFillableMakerAssetAmount);
+ const [takerFillAmount, adjustedMakerFillAmount] = orderUtils.getTakerFillAmountForFeeOrder(
+ order,
+ makerFillAmount,
+ );
+ const extraFeeAmount = remainingFillableMakerAssetAmount.greaterThanOrEqualTo(adjustedMakerFillAmount)
+ ? constants.ZERO_AMOUNT
+ : adjustedMakerFillAmount.sub(makerFillAmount);
return {
- ethAmount: acc.ethAmount.plus(ethAmountForThisOrder),
- remainingFeeAmount: BigNumber.max(constants.ZERO_AMOUNT, acc.remainingFeeAmount.minus(amountToFill)),
+ totalEthAmount: totalEthAmount.plus(takerFillAmount),
+ remainingZrxBuyAmount: BigNumber.max(
+ constants.ZERO_AMOUNT,
+ remainingZrxBuyAmount.minus(makerFillAmount).plus(extraFeeAmount),
+ ),
};
},
{
- ethAmount: constants.ZERO_AMOUNT,
- remainingFeeAmount: feeAmount,
+ totalEthAmount: constants.ZERO_AMOUNT,
+ remainingZrxBuyAmount: zrxBuyAmount,
},
);
- return result.ethAmount;
+ return result.totalEthAmount;
}
function findEthAndZrxAmountNeededToBuyAsset(
@@ -152,28 +183,25 @@ function findEthAndZrxAmountNeededToBuyAsset(
const result = _.reduce(
orders,
(acc, order, index) => {
+ const { totalEthAmount, totalZrxAmount, remainingAssetBuyAmount } = acc;
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);
+ const makerFillAmount = BigNumber.min(acc.remainingAssetBuyAmount, remainingFillableMakerAssetAmount);
+ const takerFillAmount = orderUtils.getTakerFillAmount(order, makerFillAmount);
+ const takerFeeAmount = orderUtils.getTakerFeeAmount(order, takerFillAmount);
return {
- ethAmount: acc.ethAmount.plus(ethAmountForThisOrder),
- zrxAmount: acc.zrxAmount.plus(zrxAmountForThisOrder),
+ totalEthAmount: totalEthAmount.plus(takerFillAmount),
+ totalZrxAmount: totalZrxAmount.plus(takerFeeAmount),
remainingAssetBuyAmount: BigNumber.max(
constants.ZERO_AMOUNT,
- acc.remainingAssetBuyAmount.minus(amountToFill),
+ remainingAssetBuyAmount.minus(makerFillAmount),
),
};
},
{
- ethAmount: constants.ZERO_AMOUNT,
- zrxAmount: constants.ZERO_AMOUNT,
+ totalEthAmount: constants.ZERO_AMOUNT,
+ totalZrxAmount: constants.ZERO_AMOUNT,
remainingAssetBuyAmount: assetBuyAmount,
},
);
- return [result.ethAmount, result.zrxAmount];
+ return [result.totalEthAmount, result.totalZrxAmount];
}
diff --git a/packages/asset-buyer/src/utils/order_provider_response_processor.ts b/packages/asset-buyer/src/utils/order_provider_response_processor.ts
index 81464d945..28f684f3c 100644
--- a/packages/asset-buyer/src/utils/order_provider_response_processor.ts
+++ b/packages/asset-buyer/src/utils/order_provider_response_processor.ts
@@ -110,10 +110,7 @@ function getValidOrdersWithRemainingFillableMakerAssetAmountsFromOnChain(
traderInfo.makerZrxBalance,
]);
const remainingTakerAssetAmount = order.takerAssetAmount.minus(orderInfo.orderTakerAssetFilledAmount);
- const remainingMakerAssetAmount = orderUtils.calculateRemainingMakerAssetAmount(
- order,
- remainingTakerAssetAmount,
- );
+ const remainingMakerAssetAmount = orderUtils.getRemainingMakerAmount(order, remainingTakerAssetAmount);
const remainingFillableCalculator = new RemainingFillableCalculator(
order.makerFee,
order.makerAssetAmount,
diff --git a/packages/asset-buyer/src/utils/order_utils.ts b/packages/asset-buyer/src/utils/order_utils.ts
index ff47eb7c5..1cc2cf95f 100644
--- a/packages/asset-buyer/src/utils/order_utils.ts
+++ b/packages/asset-buyer/src/utils/order_utils.ts
@@ -12,19 +12,63 @@ export const orderUtils = {
const currentUnixTimestampSec = new BigNumber(Date.now() / millisecondsInSecond).round();
return order.expirationTimeSeconds.lessThan(currentUnixTimestampSec.plus(secondsFromNow));
},
- calculateRemainingMakerAssetAmount(order: SignedOrder, remainingTakerAssetAmount: BigNumber): BigNumber {
- if (remainingTakerAssetAmount.eq(0)) {
- return constants.ZERO_AMOUNT;
- }
- return remainingTakerAssetAmount.times(order.makerAssetAmount).dividedToIntegerBy(order.takerAssetAmount);
- },
- calculateRemainingTakerAssetAmount(order: SignedOrder, remainingMakerAssetAmount: BigNumber): BigNumber {
- if (remainingMakerAssetAmount.eq(0)) {
- return constants.ZERO_AMOUNT;
- }
- return remainingMakerAssetAmount.times(order.takerAssetAmount).dividedToIntegerBy(order.makerAssetAmount);
- },
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)
+ .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
+ .mul(order.takerAssetAmount)
+ .div(order.makerAssetAmount)
+ .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
+ .mul(order.takerFee)
+ .div(order.takerAssetAmount)
+ .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
+ .mul(order.makerAssetAmount)
+ .div(order.takerAssetAmount)
+ .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
+ .mul(order.makerFee)
+ .div(order.makerAssetAmount)
+ .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
+ .mul(order.takerAssetAmount)
+ .div(order.makerAssetAmount.sub(order.takerFee))
+ .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];
+ },
};
diff --git a/packages/asset-buyer/test/buy_quote_calculator_test.ts b/packages/asset-buyer/test/buy_quote_calculator_test.ts
index 0f516a0f7..0ea371982 100644
--- a/packages/asset-buyer/test/buy_quote_calculator_test.ts
+++ b/packages/asset-buyer/test/buy_quote_calculator_test.ts
@@ -49,9 +49,9 @@ describe('buyQuoteCalculator', () => {
remainingFillableMakerAssetAmounts: [smallFeeOrder.makerAssetAmount],
};
const largeFeeOrder = orderFactory.createSignedOrderFromPartial({
- makerAssetAmount: new BigNumber(110),
+ makerAssetAmount: new BigNumber(113),
takerAssetAmount: new BigNumber(200),
- takerFee: new BigNumber(10),
+ takerFee: new BigNumber(11),
});
allFeeOrdersAndFillableAmounts = {
orders: [smallFeeOrder, largeFeeOrder],
@@ -70,6 +70,7 @@ describe('buyQuoteCalculator', () => {
new BigNumber(500),
0,
0,
+ false,
),
).to.throw(AssetBuyerError.InsufficientAssetLiquidity);
});
@@ -82,6 +83,7 @@ describe('buyQuoteCalculator', () => {
new BigNumber(300),
0,
0,
+ false,
),
).to.throw(AssetBuyerError.InsufficientZrxLiquidity);
});
@@ -97,6 +99,7 @@ describe('buyQuoteCalculator', () => {
assetBuyAmount,
feePercentage,
slippagePercentage,
+ false,
);
// test if orders are correct
expect(buyQuote.orders).to.deep.equal([ordersAndFillableAmounts.orders[0]]);
@@ -134,6 +137,7 @@ describe('buyQuoteCalculator', () => {
assetBuyAmount,
feePercentage,
slippagePercentage,
+ false,
);
// test if orders are correct
expect(buyQuote.orders).to.deep.equal(ordersAndFillableAmounts.orders);
@@ -149,9 +153,9 @@ describe('buyQuoteCalculator', () => {
expect(buyQuote.bestCaseQuoteInfo.feeEthAmount).to.bignumber.equal(expectedFeeEthAmount);
expect(buyQuote.bestCaseQuoteInfo.totalEthAmount).to.bignumber.equal(expectedTotalEthAmount);
expect(buyQuote.bestCaseQuoteInfo.ethPerAssetPrice).to.bignumber.equal(expectedEthPerAssetPrice);
- // 100 eth to fill the first order + 200 eth for fees
+ // 100 eth to fill the first order + 208 eth for fees
const expectedWorstEthAmountForAsset = new BigNumber(100);
- const expectedWorstEthAmountForZrxFees = new BigNumber(200);
+ const expectedWorstEthAmountForZrxFees = new BigNumber(208);
const expectedWorstFillEthAmount = expectedWorstEthAmountForAsset.plus(expectedWorstEthAmountForZrxFees);
const expectedWorstFeeEthAmount = expectedWorstEthAmountForAsset.mul(feePercentage);
const expectedWorstTotalEthAmount = expectedWorstFillEthAmount.plus(expectedWorstFeeEthAmount);
diff --git a/packages/instant/src/components/buy_button.tsx b/packages/instant/src/components/buy_button.tsx
index 9c42f3d87..a70269dde 100644
--- a/packages/instant/src/components/buy_button.tsx
+++ b/packages/instant/src/components/buy_button.tsx
@@ -1,7 +1,8 @@
-import { AssetBuyer, BuyQuote } from '@0x/asset-buyer';
+import { AssetBuyer, AssetBuyerError, BuyQuote } from '@0x/asset-buyer';
import * as _ from 'lodash';
import * as React from 'react';
+import { WEB_3_WRAPPER_TRANSACTION_FAILED_ERROR_MSG_PREFIX } from '../constants';
import { ColorOption } from '../style/theme';
import { util } from '../util/util';
import { web3Wrapper } from '../util/web3_wrapper';
@@ -11,9 +12,11 @@ import { Button, Text } from './ui';
export interface BuyButtonProps {
buyQuote?: BuyQuote;
assetBuyer?: AssetBuyer;
- onClick: (buyQuote: BuyQuote) => void;
- onBuySuccess: (buyQuote: BuyQuote, txnHash: string) => void;
- onBuyFailure: (buyQuote: BuyQuote, tnxHash?: string) => void;
+ onAwaitingSignature: (buyQuote: BuyQuote) => void;
+ onSignatureDenied: (buyQuote: BuyQuote, preventedError: Error) => void;
+ onBuyProcessing: (buyQuote: BuyQuote, txHash: string) => void;
+ onBuySuccess: (buyQuote: BuyQuote, txHash: string) => void;
+ onBuyFailure: (buyQuote: BuyQuote, txHash: string) => void;
}
export class BuyButton extends React.Component<BuyButtonProps> {
@@ -34,17 +37,33 @@ export class BuyButton extends React.Component<BuyButtonProps> {
}
private readonly _handleClick = async () => {
// The button is disabled when there is no buy quote anyway.
- if (_.isUndefined(this.props.buyQuote) || _.isUndefined(this.props.assetBuyer)) {
+ const { buyQuote, assetBuyer } = this.props;
+ if (_.isUndefined(buyQuote) || _.isUndefined(assetBuyer)) {
return;
}
- this.props.onClick(this.props.buyQuote);
- let txnHash;
+
+ let txHash: string | undefined;
+ this.props.onAwaitingSignature(buyQuote);
+ try {
+ txHash = await assetBuyer.executeBuyQuoteAsync(buyQuote);
+ } catch (e) {
+ if (e instanceof Error && e.message === AssetBuyerError.SignatureRequestDenied) {
+ this.props.onSignatureDenied(buyQuote, e);
+ return;
+ }
+ throw e;
+ }
+
+ this.props.onBuyProcessing(buyQuote, txHash);
try {
- txnHash = await this.props.assetBuyer.executeBuyQuoteAsync(this.props.buyQuote);
- const txnReceipt = await web3Wrapper.awaitTransactionSuccessAsync(txnHash);
- this.props.onBuySuccess(this.props.buyQuote, txnReceipt.transactionHash);
- } catch {
- this.props.onBuyFailure(this.props.buyQuote, txnHash);
+ await web3Wrapper.awaitTransactionSuccessAsync(txHash);
+ } catch (e) {
+ if (e instanceof Error && e.message.startsWith(WEB_3_WRAPPER_TRANSACTION_FAILED_ERROR_MSG_PREFIX)) {
+ this.props.onBuyFailure(buyQuote, txHash);
+ return;
+ }
+ throw e;
}
+ this.props.onBuySuccess(buyQuote, txHash);
};
}
diff --git a/packages/instant/src/components/buy_order_state_button.tsx b/packages/instant/src/components/buy_order_state_button.tsx
index 5bc965c7d..44115e5a1 100644
--- a/packages/instant/src/components/buy_order_state_button.tsx
+++ b/packages/instant/src/components/buy_order_state_button.tsx
@@ -4,18 +4,21 @@ import { PlacingOrderButton } from '../components/placing_order_button';
import { SelectedAssetBuyButton } from '../containers/selected_asset_buy_button';
import { SelectedAssetRetryButton } from '../containers/selected_asset_retry_button';
import { SelectedAssetViewTransactionButton } from '../containers/selected_asset_view_transaction_button';
-import { AsyncProcessState } from '../types';
+import { OrderProcessState } from '../types';
export interface BuyOrderStateButtonProps {
- buyOrderProcessingState: AsyncProcessState;
+ buyOrderProcessingState: OrderProcessState;
}
export const BuyOrderStateButton: React.StatelessComponent<BuyOrderStateButtonProps> = props => {
- if (props.buyOrderProcessingState === AsyncProcessState.FAILURE) {
+ if (props.buyOrderProcessingState === OrderProcessState.FAILURE) {
return <SelectedAssetRetryButton />;
- } else if (props.buyOrderProcessingState === AsyncProcessState.SUCCESS) {
+ } else if (
+ props.buyOrderProcessingState === OrderProcessState.SUCCESS ||
+ props.buyOrderProcessingState === OrderProcessState.PROCESSING
+ ) {
return <SelectedAssetViewTransactionButton />;
- } else if (props.buyOrderProcessingState === AsyncProcessState.PENDING) {
+ } else if (props.buyOrderProcessingState === OrderProcessState.AWAITING_SIGNATURE) {
return <PlacingOrderButton />;
}
diff --git a/packages/instant/src/components/instant_heading.tsx b/packages/instant/src/components/instant_heading.tsx
index ed753a3bd..17ac65429 100644
--- a/packages/instant/src/components/instant_heading.tsx
+++ b/packages/instant/src/components/instant_heading.tsx
@@ -4,12 +4,13 @@ import * as React from 'react';
import { SelectedAssetAmountInput } from '../containers/selected_asset_amount_input';
import { ColorOption } from '../style/theme';
-import { AsyncProcessState, OrderState } from '../types';
+import { AsyncProcessState, OrderProcessState, OrderState } from '../types';
import { format } from '../util/format';
import { AmountPlaceholder } from './amount_placeholder';
import { Container, Flex, Text } from './ui';
import { Icon } from './ui/icon';
+import { Spinner } from './ui/spinner';
export interface InstantHeadingProps {
selectedAssetAmount?: BigNumber;
@@ -68,9 +69,11 @@ export class InstantHeading extends React.Component<InstantHeadingProps, {}> {
private _renderIcon(): React.ReactNode {
const processState = this.props.buyOrderState.processState;
- if (processState === AsyncProcessState.FAILURE) {
+ if (processState === OrderProcessState.FAILURE) {
return <Icon icon={'failed'} width={ICON_WIDTH} height={ICON_HEIGHT} color={ICON_COLOR} />;
- } else if (processState === AsyncProcessState.SUCCESS) {
+ } else if (processState === OrderProcessState.PROCESSING) {
+ return <Spinner widthPx={ICON_HEIGHT} heightPx={ICON_HEIGHT} />;
+ } else if (processState === OrderProcessState.SUCCESS) {
return <Icon icon={'success'} width={ICON_WIDTH} height={ICON_HEIGHT} color={ICON_COLOR} />;
}
return undefined;
@@ -78,9 +81,11 @@ export class InstantHeading extends React.Component<InstantHeadingProps, {}> {
private _renderTopText(): React.ReactNode {
const processState = this.props.buyOrderState.processState;
- if (processState === AsyncProcessState.FAILURE) {
+ if (processState === OrderProcessState.FAILURE) {
return 'Order failed';
- } else if (processState === AsyncProcessState.SUCCESS) {
+ } else if (processState === OrderProcessState.PROCESSING) {
+ return 'Processing Order...';
+ } else if (processState === OrderProcessState.SUCCESS) {
return 'Tokens received!';
}
diff --git a/packages/instant/src/constants.ts b/packages/instant/src/constants.ts
index 31491c80a..48d0d4aa2 100644
--- a/packages/instant/src/constants.ts
+++ b/packages/instant/src/constants.ts
@@ -2,3 +2,4 @@ import { BigNumber } from '@0x/utils';
export const BIG_NUMBER_ZERO = new BigNumber(0);
export const ethDecimals = 18;
export const DEFAULT_ZERO_EX_CONTAINER_SELECTOR = '#zeroExInstantContainer';
+export const WEB_3_WRAPPER_TRANSACTION_FAILED_ERROR_MSG_PREFIX = 'Transaction failed';
diff --git a/packages/instant/src/containers/selected_asset_amount_input.ts b/packages/instant/src/containers/selected_asset_amount_input.ts
index f23b2010e..e9dbc61ce 100644
--- a/packages/instant/src/containers/selected_asset_amount_input.ts
+++ b/packages/instant/src/containers/selected_asset_amount_input.ts
@@ -10,7 +10,7 @@ import { Dispatch } from 'redux';
import { Action, actions } from '../redux/actions';
import { State } from '../redux/reducer';
import { ColorOption } from '../style/theme';
-import { AsyncProcessState, ERC20Asset } from '../types';
+import { ERC20Asset, OrderProcessState } from '../types';
import { errorUtil } from '../util/error';
import { AssetAmountInput } from '../components/asset_amount_input';
@@ -90,7 +90,7 @@ const mapDispatchToProps = (
// invalidate the last buy quote.
dispatch(actions.updateLatestBuyQuote(undefined));
// reset our buy state
- dispatch(actions.updateBuyOrderState({ processState: AsyncProcessState.NONE }));
+ dispatch(actions.updateBuyOrderState({ processState: OrderProcessState.NONE }));
if (!_.isUndefined(value) && !_.isUndefined(asset) && !_.isUndefined(assetBuyer)) {
// even if it's debounced, give them the illusion it's loading
diff --git a/packages/instant/src/containers/selected_asset_buy_button.ts b/packages/instant/src/containers/selected_asset_buy_button.ts
index 71d2b8cf0..adcbd61bc 100644
--- a/packages/instant/src/containers/selected_asset_buy_button.ts
+++ b/packages/instant/src/containers/selected_asset_buy_button.ts
@@ -6,7 +6,7 @@ import { Dispatch } from 'redux';
import { Action, actions } from '../redux/actions';
import { State } from '../redux/reducer';
-import { AsyncProcessState } from '../types';
+import { OrderProcessState, OrderState } from '../types';
import { BuyButton } from '../components/buy_button';
@@ -18,9 +18,11 @@ interface ConnectedState {
}
interface ConnectedDispatch {
- onClick: (buyQuote: BuyQuote) => void;
- onBuySuccess: (buyQuote: BuyQuote, txnHash: string) => void;
- onBuyFailure: (buyQuote: BuyQuote) => void;
+ onAwaitingSignature: (buyQuote: BuyQuote) => void;
+ onSignatureDenied: (buyQuote: BuyQuote, error: Error) => void;
+ onBuyProcessing: (buyQuote: BuyQuote, txHash: string) => void;
+ onBuySuccess: (buyQuote: BuyQuote, txHash: string) => void;
+ onBuyFailure: (buyQuote: BuyQuote, txHash: string) => void;
}
const mapStateToProps = (state: State, _ownProps: SelectedAssetBuyButtonProps): ConnectedState => ({
@@ -29,10 +31,22 @@ const mapStateToProps = (state: State, _ownProps: SelectedAssetBuyButtonProps):
});
const mapDispatchToProps = (dispatch: Dispatch<Action>, ownProps: SelectedAssetBuyButtonProps): ConnectedDispatch => ({
- onClick: buyQuote => dispatch(actions.updateBuyOrderState({ processState: AsyncProcessState.PENDING })),
- onBuySuccess: (buyQuote: BuyQuote, txnHash: string) =>
- dispatch(actions.updateBuyOrderState({ processState: AsyncProcessState.SUCCESS, txnHash })),
- onBuyFailure: buyQuote => dispatch(actions.updateBuyOrderState({ processState: AsyncProcessState.FAILURE })),
+ onAwaitingSignature: (buyQuote: BuyQuote) => {
+ const newOrderState: OrderState = { processState: OrderProcessState.AWAITING_SIGNATURE };
+ dispatch(actions.updateBuyOrderState(newOrderState));
+ },
+ onBuyProcessing: (buyQuote: BuyQuote, txHash: string) => {
+ const newOrderState: OrderState = { processState: OrderProcessState.PROCESSING, txHash };
+ dispatch(actions.updateBuyOrderState(newOrderState));
+ },
+ onBuySuccess: (buyQuote: BuyQuote, txHash: string) =>
+ dispatch(actions.updateBuyOrderState({ processState: OrderProcessState.SUCCESS, txHash })),
+ onBuyFailure: (buyQuote: BuyQuote, txHash: string) =>
+ dispatch(actions.updateBuyOrderState({ processState: OrderProcessState.FAILURE, txHash })),
+ onSignatureDenied: (buyQuote, error) => {
+ dispatch(actions.resetAmount());
+ dispatch(actions.setError(error));
+ },
});
export const SelectedAssetBuyButton: React.ComponentClass<SelectedAssetBuyButtonProps> = connect(
diff --git a/packages/instant/src/containers/selected_asset_buy_order_state_button.tsx b/packages/instant/src/containers/selected_asset_buy_order_state_button.tsx
index f3efbb5d2..7faa79912 100644
--- a/packages/instant/src/containers/selected_asset_buy_order_state_button.tsx
+++ b/packages/instant/src/containers/selected_asset_buy_order_state_button.tsx
@@ -3,12 +3,12 @@ import * as React from 'react';
import { connect } from 'react-redux';
import { State } from '../redux/reducer';
-import { AsyncProcessState } from '../types';
+import { OrderProcessState } from '../types';
import { BuyOrderStateButton } from '../components/buy_order_state_button';
interface ConnectedState {
- buyOrderProcessingState: AsyncProcessState;
+ buyOrderProcessingState: OrderProcessState;
}
export interface SelectedAssetButtonProps {}
const mapStateToProps = (state: State, _ownProps: SelectedAssetButtonProps): ConnectedState => ({
diff --git a/packages/instant/src/containers/selected_asset_view_transaction_button.tsx b/packages/instant/src/containers/selected_asset_view_transaction_button.tsx
index 6f42b9f85..064b877be 100644
--- a/packages/instant/src/containers/selected_asset_view_transaction_button.tsx
+++ b/packages/instant/src/containers/selected_asset_view_transaction_button.tsx
@@ -5,7 +5,7 @@ import { connect } from 'react-redux';
import { State } from '../redux/reducer';
import { ViewTransactionButton } from '../components/view_transaction_button';
-import { AsyncProcessState } from '../types';
+import { OrderProcessState } from '../types';
import { etherscanUtil } from '../util/etherscan';
export interface SelectedAssetViewTransactionButtonProps {}
@@ -16,9 +16,13 @@ interface ConnectedState {
const mapStateToProps = (state: State, _ownProps: {}): ConnectedState => ({
onClick: () => {
- if (state.assetBuyer && state.buyOrderState.processState === AsyncProcessState.SUCCESS) {
+ if (
+ state.assetBuyer &&
+ (state.buyOrderState.processState === OrderProcessState.PROCESSING ||
+ state.buyOrderState.processState === OrderProcessState.SUCCESS)
+ ) {
const etherscanUrl = etherscanUtil.getEtherScanTxnAddressIfExists(
- state.buyOrderState.txnHash,
+ state.buyOrderState.txHash,
state.assetBuyer.networkId,
);
if (etherscanUrl) {
diff --git a/packages/instant/src/redux/reducer.ts b/packages/instant/src/redux/reducer.ts
index c6a05ac52..25d0092b2 100644
--- a/packages/instant/src/redux/reducer.ts
+++ b/packages/instant/src/redux/reducer.ts
@@ -4,7 +4,15 @@ import { BigNumber } from '@0x/utils';
import * as _ from 'lodash';
import { assetMetaDataMap } from '../data/asset_meta_data_map';
-import { Asset, AssetMetaData, AsyncProcessState, DisplayStatus, Network, OrderState } from '../types';
+import {
+ Asset,
+ AssetMetaData,
+ AsyncProcessState,
+ DisplayStatus,
+ Network,
+ OrderProcessState,
+ OrderState,
+} from '../types';
import { assetUtils } from '../util/asset';
import { Action, ActionTypes } from './actions';
@@ -27,7 +35,7 @@ export const INITIAL_STATE: State = {
network: Network.Mainnet,
selectedAssetAmount: undefined,
assetMetaDataMap,
- buyOrderState: { processState: AsyncProcessState.NONE },
+ buyOrderState: { processState: OrderProcessState.NONE },
ethUsdPrice: undefined,
latestBuyQuote: undefined,
latestError: undefined,
@@ -106,7 +114,7 @@ export const reducer = (state: State = INITIAL_STATE, action: Action): State =>
...state,
latestBuyQuote: undefined,
quoteRequestState: AsyncProcessState.NONE,
- buyOrderState: { processState: AsyncProcessState.NONE },
+ buyOrderState: { processState: OrderProcessState.NONE },
selectedAssetAmount: undefined,
};
default:
diff --git a/packages/instant/src/types.ts b/packages/instant/src/types.ts
index c5521c63c..c63371fb4 100644
--- a/packages/instant/src/types.ts
+++ b/packages/instant/src/types.ts
@@ -8,18 +8,22 @@ export enum AsyncProcessState {
FAILURE = 'Failure',
}
-interface RegularOrderState {
- processState: AsyncProcessState.NONE | AsyncProcessState.PENDING;
+export enum OrderProcessState {
+ NONE = 'None',
+ AWAITING_SIGNATURE = 'Awaiting Signature',
+ PROCESSING = 'Processing',
+ SUCCESS = 'Success',
+ FAILURE = 'Failure',
}
-interface SuccessfulOrderState {
- processState: AsyncProcessState.SUCCESS;
- txnHash: string;
+
+interface OrderStatePreTx {
+ processState: OrderProcessState.NONE | OrderProcessState.AWAITING_SIGNATURE;
}
-interface FailureOrderState {
- processState: AsyncProcessState.FAILURE;
- txnHash?: string;
+interface OrderStatePostTx {
+ processState: OrderProcessState.PROCESSING | OrderProcessState.SUCCESS | OrderProcessState.FAILURE;
+ txHash: string;
}
-export type OrderState = RegularOrderState | SuccessfulOrderState | FailureOrderState;
+export type OrderState = OrderStatePreTx | OrderStatePostTx;
export enum DisplayStatus {
Present,
diff --git a/packages/instant/src/util/error.ts b/packages/instant/src/util/error.ts
index 0868414f0..844a28d8b 100644
--- a/packages/instant/src/util/error.ts
+++ b/packages/instant/src/util/error.ts
@@ -46,6 +46,10 @@ const humanReadableMessageForError = (error: Error, asset?: Asset): string | und
return `${assetName} is currently unavailable`;
}
+ if (error.message === AssetBuyerError.SignatureRequestDenied) {
+ return 'You denied this transaction';
+ }
+
return undefined;
};
diff --git a/packages/instant/src/util/etherscan.ts b/packages/instant/src/util/etherscan.ts
index ffb08a382..cfc2578a3 100644
--- a/packages/instant/src/util/etherscan.ts
+++ b/packages/instant/src/util/etherscan.ts
@@ -14,11 +14,11 @@ const etherscanPrefix = (networkId: number): string | undefined => {
};
export const etherscanUtil = {
- getEtherScanTxnAddressIfExists: (txnHash: string, networkId: number) => {
+ getEtherScanTxnAddressIfExists: (txHash: string, networkId: number) => {
const prefix = etherscanPrefix(networkId);
if (_.isUndefined(prefix)) {
return;
}
- return `https://${prefix}etherscan.io/tx/${txnHash}`;
+ return `https://${prefix}etherscan.io/tx/${txHash}`;
},
};
diff --git a/packages/migrations/README.md b/packages/migrations/README.md
index 926654cd8..b90d730eb 100644
--- a/packages/migrations/README.md
+++ b/packages/migrations/README.md
@@ -50,33 +50,10 @@ yarn lint
### Migrate
-#### V2-beta smart contracts
+#### V2 smart contracts
-In order to migrate the V2-beta 0x smart contracts to Kovan using a Ledger Nano S, run:
-
-```bash
-yarn migrate:v2-beta-testnet
-```
-
-**Note:** Ledger settings `contract data` must be `on`, and `browser support` must be set to `off`.
-
-Post-publish steps:
-
-1. Since we don't re-deploy the `WETH9` nor `ZRXToken` contracts, manually copy over the artifacts for them from `2.0.0` into `2.0.0-beta-testnet` and add the Kovan & ganache addresses to both of their `networks` sections.
-2. We now need to copy over the network `50` settings from the `2.0.0` artifacts to the `2.0.0-beta-testnet` artifacts for the newly deployed contracts (e.g `Exchange`, `ERC20Proxy`, `ERC721Proxy` and `AssetProxyOwner`)
-
-#### V2 (under development) smart contracts
-
-In order to migrate the V2 (under development) 0x smart contracts to TestRPC/Ganache running at `http://localhost:8545`, run:
+In order to migrate the V2 0x smart contracts to TestRPC/Ganache running at `http://localhost:8545`, run:
```bash
yarn migrate:v2
```
-
-#### V1 smart contracts
-
-In order to migrate the V1 0x smart contracts to TestRPC/Ganache running at `http://localhost:8545`, run:
-
-```bash
-yarn migrate:v1
-```