From efbfd08aa0152bf82d293fab0b073e1d650c9ab1 Mon Sep 17 00:00:00 2001 From: Amir Bandeali Date: Mon, 21 Jan 2019 21:32:59 -0800 Subject: Separate forwarder into own package --- .../extensions/test/utils/forwarder_wrapper.ts | 126 --------------------- contracts/extensions/test/utils/index.ts | 1 - 2 files changed, 127 deletions(-) delete mode 100644 contracts/extensions/test/utils/forwarder_wrapper.ts (limited to 'contracts/extensions/test/utils') diff --git a/contracts/extensions/test/utils/forwarder_wrapper.ts b/contracts/extensions/test/utils/forwarder_wrapper.ts deleted file mode 100644 index 207106852..000000000 --- a/contracts/extensions/test/utils/forwarder_wrapper.ts +++ /dev/null @@ -1,126 +0,0 @@ -import { artifacts as erc20Artifacts } from '@0x/contracts-erc20'; -import { artifacts as erc721Artifacts } from '@0x/contracts-erc721'; -import { artifacts as exchangeArtifacts } from '@0x/contracts-exchange'; -import { constants, formatters, LogDecoder, MarketSellOrders } from '@0x/contracts-test-utils'; -import { SignedOrder } from '@0x/types'; -import { BigNumber } from '@0x/utils'; -import { Web3Wrapper } from '@0x/web3-wrapper'; -import { Provider, TransactionReceiptWithDecodedLogs, TxDataPayable } from 'ethereum-types'; -import * as _ from 'lodash'; - -import { ForwarderContract } from '../../generated-wrappers/forwarder'; -import { artifacts } from '../../src/artifacts'; - -export class ForwarderWrapper { - private readonly _web3Wrapper: Web3Wrapper; - private readonly _forwarderContract: ForwarderContract; - private readonly _logDecoder: LogDecoder; - public static getPercentageOfValue(value: BigNumber, percentage: number): BigNumber { - const numerator = constants.PERCENTAGE_DENOMINATOR.times(percentage).dividedToIntegerBy(100); - const newValue = value.times(numerator).dividedToIntegerBy(constants.PERCENTAGE_DENOMINATOR); - return newValue; - } - public static getWethForFeeOrders(feeAmount: BigNumber, feeOrders: SignedOrder[]): BigNumber { - let wethAmount = new BigNumber(0); - let remainingFeeAmount = feeAmount; - _.forEach(feeOrders, feeOrder => { - const feeAvailable = feeOrder.makerAssetAmount.minus(feeOrder.takerFee); - if (!remainingFeeAmount.isZero() && feeAvailable.gt(remainingFeeAmount)) { - wethAmount = wethAmount.plus( - feeOrder.takerAssetAmount - .times(remainingFeeAmount) - .dividedBy(feeAvailable) - .integerValue(BigNumber.ROUND_CEIL), - ); - remainingFeeAmount = new BigNumber(0); - } else if (!remainingFeeAmount.isZero()) { - wethAmount = wethAmount.plus(feeOrder.takerAssetAmount); - remainingFeeAmount = remainingFeeAmount.minus(feeAvailable); - } - }); - return wethAmount; - } - private static _createOptimizedOrders(signedOrders: SignedOrder[]): MarketSellOrders { - _.forEach(signedOrders, (signedOrder, index) => { - signedOrder.takerAssetData = constants.NULL_BYTES; - if (index > 0) { - signedOrder.makerAssetData = constants.NULL_BYTES; - } - }); - const params = formatters.createMarketSellOrders(signedOrders, constants.ZERO_AMOUNT); - return params; - } - private static _createOptimizedZrxOrders(signedOrders: SignedOrder[]): MarketSellOrders { - _.forEach(signedOrders, signedOrder => { - signedOrder.makerAssetData = constants.NULL_BYTES; - signedOrder.takerAssetData = constants.NULL_BYTES; - }); - const params = formatters.createMarketSellOrders(signedOrders, constants.ZERO_AMOUNT); - return params; - } - constructor(contractInstance: ForwarderContract, provider: Provider) { - this._forwarderContract = contractInstance; - this._web3Wrapper = new Web3Wrapper(provider); - this._logDecoder = new LogDecoder(this._web3Wrapper, { - ...artifacts, - ...erc20Artifacts, - ...erc721Artifacts, - ...exchangeArtifacts, - }); - } - public async marketSellOrdersWithEthAsync( - orders: SignedOrder[], - feeOrders: SignedOrder[], - txData: TxDataPayable, - opts: { feePercentage?: BigNumber; feeRecipient?: string } = {}, - ): Promise { - const params = ForwarderWrapper._createOptimizedOrders(orders); - const feeParams = ForwarderWrapper._createOptimizedZrxOrders(feeOrders); - const feePercentage = _.isUndefined(opts.feePercentage) ? constants.ZERO_AMOUNT : opts.feePercentage; - const feeRecipient = _.isUndefined(opts.feeRecipient) ? constants.NULL_ADDRESS : opts.feeRecipient; - const txHash = await this._forwarderContract.marketSellOrdersWithEth.sendTransactionAsync( - params.orders, - params.signatures, - feeParams.orders, - feeParams.signatures, - feePercentage, - feeRecipient, - txData, - ); - const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash); - return tx; - } - public async marketBuyOrdersWithEthAsync( - orders: SignedOrder[], - feeOrders: SignedOrder[], - makerAssetFillAmount: BigNumber, - txData: TxDataPayable, - opts: { feePercentage?: BigNumber; feeRecipient?: string } = {}, - ): Promise { - const params = ForwarderWrapper._createOptimizedOrders(orders); - const feeParams = ForwarderWrapper._createOptimizedZrxOrders(feeOrders); - const feePercentage = _.isUndefined(opts.feePercentage) ? constants.ZERO_AMOUNT : opts.feePercentage; - const feeRecipient = _.isUndefined(opts.feeRecipient) ? constants.NULL_ADDRESS : opts.feeRecipient; - const txHash = await this._forwarderContract.marketBuyOrdersWithEth.sendTransactionAsync( - params.orders, - makerAssetFillAmount, - params.signatures, - feeParams.orders, - feeParams.signatures, - feePercentage, - feeRecipient, - txData, - ); - const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash); - return tx; - } - public async withdrawAssetAsync( - assetData: string, - amount: BigNumber, - txData: TxDataPayable, - ): Promise { - const txHash = await this._forwarderContract.withdrawAsset.sendTransactionAsync(assetData, amount, txData); - const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash); - return tx; - } -} diff --git a/contracts/extensions/test/utils/index.ts b/contracts/extensions/test/utils/index.ts index d5d529c11..6ba9a2300 100644 --- a/contracts/extensions/test/utils/index.ts +++ b/contracts/extensions/test/utils/index.ts @@ -1,3 +1,2 @@ export * from './balance_threshold_wrapper'; export * from './dutch_auction_test_wrapper'; -export * from './forwarder_wrapper'; -- cgit