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Diffstat (limited to 'packages/contracts/util/exchange_wrapper.ts')
-rw-r--r-- | packages/contracts/util/exchange_wrapper.ts | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/packages/contracts/util/exchange_wrapper.ts b/packages/contracts/util/exchange_wrapper.ts deleted file mode 100644 index f016067fe..000000000 --- a/packages/contracts/util/exchange_wrapper.ts +++ /dev/null @@ -1,230 +0,0 @@ -import { SignedOrder, TransactionReceiptWithDecodedLogs, ZeroEx } from '0x.js'; -import { BigNumber } from '@0xproject/utils'; -import * as _ from 'lodash'; -import * as Web3 from 'web3'; - -import { ExchangeContract } from '../src/contract_wrappers/generated/exchange'; - -import { formatters } from './formatters'; -import { signedOrderUtils } from './signed_order_utils'; - -export class ExchangeWrapper { - private _exchange: ExchangeContract; - private _zeroEx: ZeroEx; - constructor(exchangeContract: ExchangeContract, zeroEx: ZeroEx) { - this._exchange = exchangeContract; - this._zeroEx = zeroEx; - } - public async fillOrderAsync( - signedOrder: SignedOrder, - from: string, - opts: { - fillTakerTokenAmount?: BigNumber; - shouldThrowOnInsufficientBalanceOrAllowance?: boolean; - } = {}, - ): Promise<TransactionReceiptWithDecodedLogs> { - const shouldThrowOnInsufficientBalanceOrAllowance = !!opts.shouldThrowOnInsufficientBalanceOrAllowance; - const params = signedOrderUtils.createFill( - signedOrder, - shouldThrowOnInsufficientBalanceOrAllowance, - opts.fillTakerTokenAmount, - ); - const txHash = await this._exchange.fillOrder.sendTransactionAsync( - params.orderAddresses, - params.orderValues, - params.fillTakerTokenAmount, - params.shouldThrowOnInsufficientBalanceOrAllowance, - params.v, - params.r, - params.s, - { from }, - ); - const tx = await this._zeroEx.awaitTransactionMinedAsync(txHash); - tx.logs = _.filter(tx.logs, log => log.address === this._exchange.address); - _.each(tx.logs, log => wrapLogBigNumbers(log)); - return tx; - } - public async cancelOrderAsync( - signedOrder: SignedOrder, - from: string, - opts: { cancelTakerTokenAmount?: BigNumber } = {}, - ): Promise<TransactionReceiptWithDecodedLogs> { - const params = signedOrderUtils.createCancel(signedOrder, opts.cancelTakerTokenAmount); - const txHash = await this._exchange.cancelOrder.sendTransactionAsync( - params.orderAddresses, - params.orderValues, - params.cancelTakerTokenAmount, - { from }, - ); - const tx = await this._zeroEx.awaitTransactionMinedAsync(txHash); - tx.logs = _.filter(tx.logs, log => log.address === this._exchange.address); - _.each(tx.logs, log => wrapLogBigNumbers(log)); - return tx; - } - public async fillOrKillOrderAsync( - signedOrder: SignedOrder, - from: string, - opts: { fillTakerTokenAmount?: BigNumber } = {}, - ): Promise<TransactionReceiptWithDecodedLogs> { - const shouldThrowOnInsufficientBalanceOrAllowance = true; - const params = signedOrderUtils.createFill( - signedOrder, - shouldThrowOnInsufficientBalanceOrAllowance, - opts.fillTakerTokenAmount, - ); - const txHash = await this._exchange.fillOrKillOrder.sendTransactionAsync( - params.orderAddresses, - params.orderValues, - params.fillTakerTokenAmount, - params.v, - params.r, - params.s, - { from }, - ); - const tx = await this._zeroEx.awaitTransactionMinedAsync(txHash); - tx.logs = _.filter(tx.logs, log => log.address === this._exchange.address); - _.each(tx.logs, log => wrapLogBigNumbers(log)); - return tx; - } - public async batchFillOrdersAsync( - orders: SignedOrder[], - from: string, - opts: { - fillTakerTokenAmounts?: BigNumber[]; - shouldThrowOnInsufficientBalanceOrAllowance?: boolean; - } = {}, - ): Promise<TransactionReceiptWithDecodedLogs> { - const shouldThrowOnInsufficientBalanceOrAllowance = !!opts.shouldThrowOnInsufficientBalanceOrAllowance; - const params = formatters.createBatchFill( - orders, - shouldThrowOnInsufficientBalanceOrAllowance, - opts.fillTakerTokenAmounts, - ); - const txHash = await this._exchange.batchFillOrders.sendTransactionAsync( - params.orderAddresses, - params.orderValues, - params.fillTakerTokenAmounts, - params.shouldThrowOnInsufficientBalanceOrAllowance, - params.v, - params.r, - params.s, - { from }, - ); - const tx = await this._zeroEx.awaitTransactionMinedAsync(txHash); - tx.logs = _.filter(tx.logs, log => log.address === this._exchange.address); - _.each(tx.logs, log => wrapLogBigNumbers(log)); - return tx; - } - public async batchFillOrKillOrdersAsync( - orders: SignedOrder[], - from: string, - opts: { fillTakerTokenAmounts?: BigNumber[]; shouldThrowOnInsufficientBalanceOrAllowance?: boolean } = {}, - ): Promise<TransactionReceiptWithDecodedLogs> { - const shouldThrowOnInsufficientBalanceOrAllowance = !!opts.shouldThrowOnInsufficientBalanceOrAllowance; - const params = formatters.createBatchFill( - orders, - shouldThrowOnInsufficientBalanceOrAllowance, - opts.fillTakerTokenAmounts, - ); - const txHash = await this._exchange.batchFillOrKillOrders.sendTransactionAsync( - params.orderAddresses, - params.orderValues, - params.fillTakerTokenAmounts, - params.v, - params.r, - params.s, - { from }, - ); - const tx = await this._zeroEx.awaitTransactionMinedAsync(txHash); - tx.logs = _.filter(tx.logs, log => log.address === this._exchange.address); - _.each(tx.logs, log => wrapLogBigNumbers(log)); - return tx; - } - public async fillOrdersUpToAsync( - orders: SignedOrder[], - from: string, - opts: { fillTakerTokenAmount: BigNumber; shouldThrowOnInsufficientBalanceOrAllowance?: boolean }, - ): Promise<TransactionReceiptWithDecodedLogs> { - const shouldThrowOnInsufficientBalanceOrAllowance = !!opts.shouldThrowOnInsufficientBalanceOrAllowance; - const params = formatters.createFillUpTo( - orders, - shouldThrowOnInsufficientBalanceOrAllowance, - opts.fillTakerTokenAmount, - ); - const txHash = await this._exchange.fillOrdersUpTo.sendTransactionAsync( - params.orderAddresses, - params.orderValues, - params.fillTakerTokenAmount, - params.shouldThrowOnInsufficientBalanceOrAllowance, - params.v, - params.r, - params.s, - { from }, - ); - const tx = await this._zeroEx.awaitTransactionMinedAsync(txHash); - tx.logs = _.filter(tx.logs, log => log.address === this._exchange.address); - _.each(tx.logs, log => wrapLogBigNumbers(log)); - return tx; - } - public async batchCancelOrdersAsync( - orders: SignedOrder[], - from: string, - opts: { cancelTakerTokenAmounts?: BigNumber[] } = {}, - ): Promise<TransactionReceiptWithDecodedLogs> { - const params = formatters.createBatchCancel(orders, opts.cancelTakerTokenAmounts); - const txHash = await this._exchange.batchCancelOrders.sendTransactionAsync( - params.orderAddresses, - params.orderValues, - params.cancelTakerTokenAmounts, - { from }, - ); - const tx = await this._zeroEx.awaitTransactionMinedAsync(txHash); - tx.logs = _.filter(tx.logs, log => log.address === this._exchange.address); - _.each(tx.logs, log => wrapLogBigNumbers(log)); - return tx; - } - public async getOrderHashAsync(signedOrder: SignedOrder): Promise<string> { - const shouldThrowOnInsufficientBalanceOrAllowance = false; - const params = signedOrderUtils.getOrderAddressesAndValues(signedOrder); - const orderHash = await this._exchange.getOrderHash.callAsync(params.orderAddresses, params.orderValues); - return orderHash; - } - public async isValidSignatureAsync(signedOrder: SignedOrder): Promise<boolean> { - const isValidSignature = await this._exchange.isValidSignature.callAsync( - signedOrder.maker, - ZeroEx.getOrderHashHex(signedOrder), - signedOrder.ecSignature.v, - signedOrder.ecSignature.r, - signedOrder.ecSignature.s, - ); - return isValidSignature; - } - public async isRoundingErrorAsync( - numerator: BigNumber, - denominator: BigNumber, - target: BigNumber, - ): Promise<boolean> { - const isRoundingError = await this._exchange.isRoundingError.callAsync(numerator, denominator, target); - return isRoundingError; - } - public async getPartialAmountAsync( - numerator: BigNumber, - denominator: BigNumber, - target: BigNumber, - ): Promise<BigNumber> { - const partialAmount = new BigNumber( - await this._exchange.getPartialAmount.callAsync(numerator, denominator, target), - ); - return partialAmount; - } -} - -function wrapLogBigNumbers(log: any): any { - const argNames = _.keys(log.args); - for (const argName of argNames) { - const isWeb3BigNumber = _.startsWith(log.args[argName].constructor.toString(), 'function BigNumber('); - if (isWeb3BigNumber) { - log.args[argName] = new BigNumber(log.args[argName]); - } - } -} |