import * as wrappers from '@0xproject/abi-gen-wrappers'; import * as artifacts from '@0xproject/contract-artifacts'; import { assetDataUtils } from '@0xproject/order-utils'; import { ContractAddresses } from '@0xproject/types'; import { BigNumber } from '@0xproject/utils'; import { Web3Wrapper } from '@0xproject/web3-wrapper'; import { Provider, TxData } from 'ethereum-types'; import * as _ from 'lodash'; import { erc20TokenInfo, erc721TokenInfo } from './utils/token_info'; interface MigrationsResult { erc20Proxy: wrappers.ERC20ProxyContract; erc721Proxy: wrappers.ERC721ProxyContract; zrxToken: wrappers.ZRXTokenContract; etherToken: wrappers.WETH9Contract; exchange: wrappers.ExchangeContract; assetProxyOwner: wrappers.AssetProxyOwnerContract; forwarder: wrappers.ForwarderContract; orderValidator: wrappers.OrderValidatorContract; } let _cachedMigrationsResult: MigrationsResult | undefined; let _cachedContractAddresses: ContractAddresses | undefined; /** * Custom migrations should be defined in this function. This will be called with the CLI 'migrate:v2' command. * Migrations could be written to run in parallel, but if you want contract addresses to be created deterministically, * the migration should be written to run synchronously. * @param provider Web3 provider instance. * @param txDefaults Default transaction values to use when deploying contracts. */ export async function runMigrationsAsync(provider: Provider, txDefaults: Partial): Promise { const web3Wrapper = new Web3Wrapper(provider); // Proxies const erc20Proxy = await wrappers.ERC20ProxyContract.deployFrom0xArtifactAsync( artifacts.ERC20Proxy, provider, txDefaults, ); const erc721Proxy = await wrappers.ERC721ProxyContract.deployFrom0xArtifactAsync( artifacts.ERC721Proxy, provider, txDefaults, ); // ZRX const zrxToken = await wrappers.ZRXTokenContract.deployFrom0xArtifactAsync( artifacts.ZRXToken, provider, txDefaults, ); // Ether token const etherToken = await wrappers.WETH9Contract.deployFrom0xArtifactAsync(artifacts.WETH9, provider, txDefaults); // Exchange const zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxToken.address); const exchange = await wrappers.ExchangeContract.deployFrom0xArtifactAsync( artifacts.Exchange, provider, txDefaults, ); // Multisigs const accounts: string[] = await web3Wrapper.getAvailableAddressesAsync(); const owners = [accounts[0], accounts[1]]; const confirmationsRequired = new BigNumber(2); const secondsRequired = new BigNumber(0); const owner = accounts[0]; // AssetProxyOwner const assetProxyOwner = await wrappers.AssetProxyOwnerContract.deployFrom0xArtifactAsync( artifacts.AssetProxyOwner, provider, txDefaults, owners, [erc20Proxy.address, erc721Proxy.address], confirmationsRequired, secondsRequired, ); await web3Wrapper.awaitTransactionSuccessAsync( await erc20Proxy.addAuthorizedAddress.sendTransactionAsync(exchange.address, { from: owner, }), ); await web3Wrapper.awaitTransactionSuccessAsync( await erc20Proxy.transferOwnership.sendTransactionAsync(assetProxyOwner.address, { from: owner, }), ); await web3Wrapper.awaitTransactionSuccessAsync( await erc721Proxy.addAuthorizedAddress.sendTransactionAsync(exchange.address, { from: owner, }), ); await web3Wrapper.awaitTransactionSuccessAsync( await erc721Proxy.transferOwnership.sendTransactionAsync(assetProxyOwner.address, { from: owner, }), ); // Register the Asset Proxies to the Exchange await web3Wrapper.awaitTransactionSuccessAsync( await exchange.registerAssetProxy.sendTransactionAsync(erc20Proxy.address), ); await web3Wrapper.awaitTransactionSuccessAsync( await exchange.registerAssetProxy.sendTransactionAsync(erc721Proxy.address), ); // Dummy ERC20 tokens for (const token of erc20TokenInfo) { const totalSupply = new BigNumber(1000000000000000000000000000); // tslint:disable-next-line:no-unused-variable const dummyErc20Token = await wrappers.DummyERC20TokenContract.deployFrom0xArtifactAsync( artifacts.DummyERC20Token, provider, txDefaults, token.name, token.symbol, token.decimals, totalSupply, ); } // ERC721 // tslint:disable-next-line:no-unused-variable const cryptoKittieToken = await wrappers.DummyERC721TokenContract.deployFrom0xArtifactAsync( artifacts.DummyERC721Token, provider, txDefaults, erc721TokenInfo[0].name, erc721TokenInfo[0].symbol, ); // Forwarder const forwarder = await wrappers.ForwarderContract.deployFrom0xArtifactAsync( artifacts.Forwarder, provider, txDefaults, exchange.address, assetDataUtils.encodeERC20AssetData(zrxToken.address), assetDataUtils.encodeERC20AssetData(etherToken.address), ); // OrderValidator const orderValidator = await wrappers.OrderValidatorContract.deployFrom0xArtifactAsync( artifacts.OrderValidator, provider, txDefaults, exchange.address, zrxAssetData, ); const migrationsResult = { erc20Proxy, erc721Proxy, zrxToken, etherToken, exchange, assetProxyOwner, forwarder, orderValidator, }; _cachedMigrationsResult = migrationsResult; } /** * Returns the addresses of all contracts that were deployed during migrations. * Throws if migrations have not been run yet. * @returns Addresses of all contracts that were deployed. */ export function getContractAddresses(): ContractAddresses { if (!_.isUndefined(_cachedContractAddresses)) { return _cachedContractAddresses; } if (_.isUndefined(_cachedMigrationsResult)) { throw new Error( 'Migrations have not been run! You need to call runMigrationsAsync before getContractAddresses', ); } const contractAddresses = { erc20Proxy: _cachedMigrationsResult.erc20Proxy.address, erc721Proxy: _cachedMigrationsResult.erc721Proxy.address, zrxToken: _cachedMigrationsResult.zrxToken.address, etherToken: _cachedMigrationsResult.etherToken.address, exchange: _cachedMigrationsResult.exchange.address, assetProxyOwner: _cachedMigrationsResult.assetProxyOwner.address, forwarder: _cachedMigrationsResult.forwarder.address, orderValidator: _cachedMigrationsResult.orderValidator.address, }; _cachedContractAddresses = contractAddresses; return contractAddresses; }