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import * as wrappers from '@0x/abi-gen-wrappers';
import { ContractAddresses } from '@0x/contract-addresses';
import * as artifacts from '@0x/contract-artifacts';
import { assetDataUtils } from '@0x/order-utils';
import { BigNumber } from '@0x/utils';
import { Web3Wrapper } from '@0x/web3-wrapper';
import { Provider, TxData } from 'ethereum-types';
import * as _ from 'lodash';
import { erc20TokenInfo, erc721TokenInfo } from './utils/token_info';
/**
* Creates and deploys all the contracts that are required for the latest
* version of the 0x protocol.
* @param provider Web3 provider instance. Your provider instance should connect to the testnet you want to deploy to.
* @param txDefaults Default transaction values to use when deploying contracts (e.g., specify the desired contract creator with the `from` parameter).
* @returns The addresses of the contracts that were deployed.
*/
export async function runMigrationsAsync(provider: Provider, txDefaults: Partial<TxData>): Promise<ContractAddresses> {
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,
zrxAssetData,
);
// 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,
);
// DutchAuction
const dutchAuction = await wrappers.DutchAuctionContract.deployFrom0xArtifactAsync(
artifacts.DutchAuction,
provider,
txDefaults,
exchange.address,
);
// Fund the Forwarder with ZRX
const zrxDecimals = await zrxToken.decimals.callAsync();
const zrxForwarderAmount = Web3Wrapper.toBaseUnitAmount(new BigNumber(5000), zrxDecimals);
await web3Wrapper.awaitTransactionSuccessAsync(
await zrxToken.transfer.sendTransactionAsync(forwarder.address, zrxForwarderAmount, txDefaults),
);
return {
erc20Proxy: erc20Proxy.address,
erc721Proxy: erc721Proxy.address,
zrxToken: zrxToken.address,
etherToken: etherToken.address,
exchange: exchange.address,
assetProxyOwner: assetProxyOwner.address,
forwarder: forwarder.address,
orderValidator: orderValidator.address,
dutchAuction: dutchAuction.address,
};
}
let _cachedContractAddresses: ContractAddresses;
/**
* Exactly like runMigrationsAsync but will only run the migrations the first
* time it is called. Any subsequent calls will return the cached contract
* addresses.
* @param provider Web3 provider instance. Your provider instance should connect to the testnet you want to deploy to.
* @param txDefaults Default transaction values to use when deploying contracts (e.g., specify the desired contract creator with the `from` parameter).
* @returns The addresses of the contracts that were deployed.
*/
export async function runMigrationsOnceAsync(
provider: Provider,
txDefaults: Partial<TxData>,
): Promise<ContractAddresses> {
if (!_.isUndefined(_cachedContractAddresses)) {
return _cachedContractAddresses;
}
_cachedContractAddresses = await runMigrationsAsync(provider, txDefaults);
return _cachedContractAddresses;
}
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