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import {
FillResults,
formatters,
LogDecoder,
OrderInfo,
orderUtils,
SignedTransaction,
} from '@0x/contracts-test-utils';
import { artifacts as tokensArtifacts } from '@0x/contracts-tokens';
import { SignedOrder } from '@0x/types';
import { AbiEncoder, BigNumber } from '@0x/utils';
import { Web3Wrapper } from '@0x/web3-wrapper';
import { MethodAbi, Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
import * as _ from 'lodash';
import { ExchangeContract } from '../../generated-wrappers/exchange';
import { artifacts } from '../../src/artifacts';
import { AbiDecodedFillOrderData } from './types';
export class ExchangeWrapper {
private readonly _exchange: ExchangeContract;
private readonly _web3Wrapper: Web3Wrapper;
private readonly _logDecoder: LogDecoder;
constructor(exchangeContract: ExchangeContract, provider: Provider) {
this._exchange = exchangeContract;
this._web3Wrapper = new Web3Wrapper(provider);
this._logDecoder = new LogDecoder(this._web3Wrapper, { ...artifacts, ...tokensArtifacts });
}
public async fillOrderAsync(
signedOrder: SignedOrder,
from: string,
opts: { takerAssetFillAmount?: BigNumber } = {},
): Promise<TransactionReceiptWithDecodedLogs> {
const params = orderUtils.createFill(signedOrder, opts.takerAssetFillAmount);
const txHash = await this._exchange.fillOrder.sendTransactionAsync(
params.order,
params.takerAssetFillAmount,
params.signature,
{ from },
);
const txReceipt = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return txReceipt;
}
public async cancelOrderAsync(signedOrder: SignedOrder, from: string): Promise<TransactionReceiptWithDecodedLogs> {
const params = orderUtils.createCancel(signedOrder);
const txHash = await this._exchange.cancelOrder.sendTransactionAsync(params.order, { from });
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async fillOrKillOrderAsync(
signedOrder: SignedOrder,
from: string,
opts: { takerAssetFillAmount?: BigNumber } = {},
): Promise<TransactionReceiptWithDecodedLogs> {
const params = orderUtils.createFill(signedOrder, opts.takerAssetFillAmount);
const txHash = await this._exchange.fillOrKillOrder.sendTransactionAsync(
params.order,
params.takerAssetFillAmount,
params.signature,
{ from },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async fillOrderNoThrowAsync(
signedOrder: SignedOrder,
from: string,
opts: { takerAssetFillAmount?: BigNumber; gas?: number } = {},
): Promise<TransactionReceiptWithDecodedLogs> {
const params = orderUtils.createFill(signedOrder, opts.takerAssetFillAmount);
const txHash = await this._exchange.fillOrderNoThrow.sendTransactionAsync(
params.order,
params.takerAssetFillAmount,
params.signature,
{ from, gas: opts.gas },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async batchFillOrdersAsync(
orders: SignedOrder[],
from: string,
opts: { takerAssetFillAmounts?: BigNumber[] } = {},
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createBatchFill(orders, opts.takerAssetFillAmounts);
const txHash = await this._exchange.batchFillOrders.sendTransactionAsync(
params.orders,
params.takerAssetFillAmounts,
params.signatures,
{ from },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async batchFillOrKillOrdersAsync(
orders: SignedOrder[],
from: string,
opts: { takerAssetFillAmounts?: BigNumber[] } = {},
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createBatchFill(orders, opts.takerAssetFillAmounts);
const txHash = await this._exchange.batchFillOrKillOrders.sendTransactionAsync(
params.orders,
params.takerAssetFillAmounts,
params.signatures,
{ from },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async batchFillOrdersNoThrowAsync(
orders: SignedOrder[],
from: string,
opts: { takerAssetFillAmounts?: BigNumber[]; gas?: number } = {},
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createBatchFill(orders, opts.takerAssetFillAmounts);
const txHash = await this._exchange.batchFillOrdersNoThrow.sendTransactionAsync(
params.orders,
params.takerAssetFillAmounts,
params.signatures,
{ from, gas: opts.gas },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async marketSellOrdersAsync(
orders: SignedOrder[],
from: string,
opts: { takerAssetFillAmount: BigNumber },
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createMarketSellOrders(orders, opts.takerAssetFillAmount);
const txHash = await this._exchange.marketSellOrders.sendTransactionAsync(
params.orders,
params.takerAssetFillAmount,
params.signatures,
{ from },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async marketSellOrdersNoThrowAsync(
orders: SignedOrder[],
from: string,
opts: { takerAssetFillAmount: BigNumber; gas?: number },
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createMarketSellOrders(orders, opts.takerAssetFillAmount);
const txHash = await this._exchange.marketSellOrdersNoThrow.sendTransactionAsync(
params.orders,
params.takerAssetFillAmount,
params.signatures,
{ from, gas: opts.gas },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async marketBuyOrdersAsync(
orders: SignedOrder[],
from: string,
opts: { makerAssetFillAmount: BigNumber },
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createMarketBuyOrders(orders, opts.makerAssetFillAmount);
const txHash = await this._exchange.marketBuyOrders.sendTransactionAsync(
params.orders,
params.makerAssetFillAmount,
params.signatures,
{ from },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async marketBuyOrdersNoThrowAsync(
orders: SignedOrder[],
from: string,
opts: { makerAssetFillAmount: BigNumber; gas?: number },
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createMarketBuyOrders(orders, opts.makerAssetFillAmount);
const txHash = await this._exchange.marketBuyOrdersNoThrow.sendTransactionAsync(
params.orders,
params.makerAssetFillAmount,
params.signatures,
{ from, gas: opts.gas },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async batchCancelOrdersAsync(
orders: SignedOrder[],
from: string,
): Promise<TransactionReceiptWithDecodedLogs> {
const params = formatters.createBatchCancel(orders);
const txHash = await this._exchange.batchCancelOrders.sendTransactionAsync(params.orders, { from });
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async cancelOrdersUpToAsync(salt: BigNumber, from: string): Promise<TransactionReceiptWithDecodedLogs> {
const txHash = await this._exchange.cancelOrdersUpTo.sendTransactionAsync(salt, { from });
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async registerAssetProxyAsync(
assetProxyAddress: string,
from: string,
): Promise<TransactionReceiptWithDecodedLogs> {
const txHash = await this._exchange.registerAssetProxy.sendTransactionAsync(assetProxyAddress, { from });
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async executeTransactionAsync(
signedTx: SignedTransaction,
from: string,
): Promise<TransactionReceiptWithDecodedLogs> {
const txHash = await this._exchange.executeTransaction.sendTransactionAsync(
signedTx.salt,
signedTx.signerAddress,
signedTx.data,
signedTx.signature,
{ from },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async getTakerAssetFilledAmountAsync(orderHashHex: string): Promise<BigNumber> {
const filledAmount = await this._exchange.filled.callAsync(orderHashHex);
return filledAmount;
}
public async isCancelledAsync(orderHashHex: string): Promise<boolean> {
const isCancelled = await this._exchange.cancelled.callAsync(orderHashHex);
return isCancelled;
}
public async getOrderEpochAsync(makerAddress: string, senderAddress: string): Promise<BigNumber> {
const orderEpoch = await this._exchange.orderEpoch.callAsync(makerAddress, senderAddress);
return orderEpoch;
}
public async getOrderInfoAsync(signedOrder: SignedOrder): Promise<OrderInfo> {
const orderInfo = await this._exchange.getOrderInfo.callAsync(signedOrder);
return orderInfo;
}
public async getOrdersInfoAsync(signedOrders: SignedOrder[]): Promise<OrderInfo[]> {
const ordersInfo = (await this._exchange.getOrdersInfo.callAsync(signedOrders)) as OrderInfo[];
return ordersInfo;
}
public async matchOrdersAsync(
signedOrderLeft: SignedOrder,
signedOrderRight: SignedOrder,
from: string,
): Promise<TransactionReceiptWithDecodedLogs> {
const params = orderUtils.createMatchOrders(signedOrderLeft, signedOrderRight);
const txHash = await this._exchange.matchOrders.sendTransactionAsync(
params.left,
params.right,
params.leftSignature,
params.rightSignature,
{ from },
);
const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
return tx;
}
public async getFillOrderResultsAsync(
signedOrder: SignedOrder,
from: string,
opts: { takerAssetFillAmount?: BigNumber } = {},
): Promise<FillResults> {
const params = orderUtils.createFill(signedOrder, opts.takerAssetFillAmount);
const fillResults = await this._exchange.fillOrder.callAsync(
params.order,
params.takerAssetFillAmount,
params.signature,
{ from },
);
return fillResults;
}
public abiEncodeFillOrder(signedOrder: SignedOrder, opts: { takerAssetFillAmount?: BigNumber } = {}): string {
const params = orderUtils.createFill(signedOrder, opts.takerAssetFillAmount);
const data = this._exchange.fillOrder.getABIEncodedTransactionData(
params.order,
params.takerAssetFillAmount,
params.signature,
);
return data;
}
public abiDecodeFillOrder(data: string): AbiDecodedFillOrderData {
// Lookup fillOrder ABI in exchange abi
const fillOrderAbi = _.find(this._exchange.abi, { name: 'fillOrder' }) as MethodAbi;
// Decode input data
const abiEncoder = new AbiEncoder.Method(fillOrderAbi);
const decodedData = abiEncoder.decode(data) as AbiDecodedFillOrderData;
return decodedData;
}
public getExchangeAddress(): string {
return this._exchange.address;
}
}
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