diff options
Diffstat (limited to 'packages/0x.js/src')
17 files changed, 65 insertions, 260 deletions
diff --git a/packages/0x.js/src/0x.ts b/packages/0x.js/src/0x.ts index 0616b3078..935e4ac1a 100644 --- a/packages/0x.js/src/0x.ts +++ b/packages/0x.js/src/0x.ts @@ -1,4 +1,5 @@ import {schemas, SchemaValidator} from '@0xproject/json-schemas'; +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import BigNumber from 'bignumber.js'; import * as ethUtil from 'ethereumjs-util'; import * as _ from 'lodash'; @@ -29,7 +30,6 @@ import {intervalUtils} from './utils/interval_utils'; import {OrderStateUtils} from './utils/order_state_utils'; import {signatureUtils} from './utils/signature_utils'; import {utils} from './utils/utils'; -import {Web3Wrapper} from './web3_wrapper'; // Customize our BigNumber instances bigNumberConfigs.configure(); @@ -179,24 +179,31 @@ export class ZeroEx { const defaults = { gasPrice: config.gasPrice, }; - this._web3Wrapper = new Web3Wrapper(provider, config.networkId, defaults); + this._web3Wrapper = new Web3Wrapper(provider, defaults); this.proxy = new TokenTransferProxyWrapper( this._web3Wrapper, + config.networkId, config.tokenTransferProxyContractAddress, ); this.token = new TokenWrapper( this._web3Wrapper, + config.networkId, this._abiDecoder, this.proxy, ); this.exchange = new ExchangeWrapper( this._web3Wrapper, + config.networkId, this._abiDecoder, this.token, config.exchangeContractAddress, ); - this.tokenRegistry = new TokenRegistryWrapper(this._web3Wrapper, config.tokenRegistryContractAddress); - this.etherToken = new EtherTokenWrapper(this._web3Wrapper, this.token, config.etherTokenContractAddress); + this.tokenRegistry = new TokenRegistryWrapper( + this._web3Wrapper, config.networkId, config.tokenRegistryContractAddress, + ); + this.etherToken = new EtherTokenWrapper( + this._web3Wrapper, config.networkId, this.token, config.etherTokenContractAddress, + ); this.orderStateWatcher = new OrderStateWatcher( this._web3Wrapper, this._abiDecoder, this.token, this.exchange, config.orderWatcherConfig, ); diff --git a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts index 5e5a38f8c..d56b8632d 100644 --- a/packages/0x.js/src/contract_wrappers/contract_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/contract_wrapper.ts @@ -1,3 +1,4 @@ +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import {Block, BlockAndLogStreamer} from 'ethereumjs-blockstream'; import * as _ from 'lodash'; import * as Web3 from 'web3'; @@ -19,10 +20,19 @@ import {AbiDecoder} from '../utils/abi_decoder'; import {constants} from '../utils/constants'; import {filterUtils} from '../utils/filter_utils'; import {intervalUtils} from '../utils/interval_utils'; -import {Web3Wrapper} from '../web3_wrapper'; + +const CONTRACT_NAME_TO_NOT_FOUND_ERROR: {[contractName: string]: ZeroExError} = { + ZRX: ZeroExError.ZRXContractDoesNotExist, + EtherToken: ZeroExError.EtherTokenContractDoesNotExist, + Token: ZeroExError.TokenContractDoesNotExist, + TokenRegistry: ZeroExError.TokenRegistryContractDoesNotExist, + TokenTransferProxy: ZeroExError.TokenTransferProxyContractDoesNotExist, + Exchange: ZeroExError.ExchangeContractDoesNotExist, +}; export class ContractWrapper { protected _web3Wrapper: Web3Wrapper; + private _networkId: number; private _abiDecoder?: AbiDecoder; private _blockAndLogStreamer: BlockAndLogStreamer|undefined; private _blockAndLogStreamInterval: NodeJS.Timer; @@ -30,8 +40,9 @@ export class ContractWrapper { private _filterCallbacks: {[filterToken: string]: EventCallback<ContractEventArgs>}; private _onLogAddedSubscriptionToken: string|undefined; private _onLogRemovedSubscriptionToken: string|undefined; - constructor(web3Wrapper: Web3Wrapper, abiDecoder?: AbiDecoder) { + constructor(web3Wrapper: Web3Wrapper, networkId: number, abiDecoder?: AbiDecoder) { this._web3Wrapper = web3Wrapper; + this._networkId = networkId; this._abiDecoder = abiDecoder; this._filters = {}; this._filterCallbacks = {}; @@ -93,15 +104,27 @@ export class ContractWrapper { protected async _instantiateContractIfExistsAsync( artifact: Artifact, addressIfExists?: string, ): Promise<Web3.ContractInstance> { - const web3ContractInstance = await this._web3Wrapper.getContractInstanceFromArtifactAsync( - artifact, addressIfExists, + let contractAddress: string; + if (_.isUndefined(addressIfExists)) { + if (_.isUndefined(artifact.networks[this._networkId])) { + throw new Error(ZeroExError.ContractNotDeployedOnNetwork); + } + contractAddress = artifact.networks[this._networkId].address.toLowerCase(); + } else { + contractAddress = addressIfExists; + } + const doesContractExist = await this._web3Wrapper.doesContractExistAtAddressAsync(contractAddress); + if (!doesContractExist) { + throw new Error(CONTRACT_NAME_TO_NOT_FOUND_ERROR[artifact.contract_name]); + } + const contractInstance = this._web3Wrapper.getContractInstance( + artifact.abi, contractAddress, ); - return web3ContractInstance; + return contractInstance; } protected _getContractAddress(artifact: Artifact, addressIfExists?: string): string { if (_.isUndefined(addressIfExists)) { - const networkId = this._web3Wrapper.getNetworkId(); - const contractAddress = artifact.networks[networkId].address; + const contractAddress = artifact.networks[this._networkId].address; if (_.isUndefined(contractAddress)) { throw new Error(ZeroExError.ExchangeContractDoesNotExist); } diff --git a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts index 26025f6f9..896cfde3d 100644 --- a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts @@ -1,10 +1,10 @@ +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; import {artifacts} from '../artifacts'; import {TransactionOpts, ZeroExError} from '../types'; import {assert} from '../utils/assert'; -import {Web3Wrapper} from '../web3_wrapper'; import {ContractWrapper} from './contract_wrapper'; import {EtherTokenContract} from './generated/ether_token'; @@ -18,8 +18,9 @@ export class EtherTokenWrapper extends ContractWrapper { private _etherTokenContractIfExists?: EtherTokenContract; private _tokenWrapper: TokenWrapper; private _contractAddressIfExists?: string; - constructor(web3Wrapper: Web3Wrapper, tokenWrapper: TokenWrapper, contractAddressIfExists?: string) { - super(web3Wrapper); + constructor(web3Wrapper: Web3Wrapper, networkId: number, tokenWrapper: TokenWrapper, + contractAddressIfExists?: string) { + super(web3Wrapper, networkId); this._tokenWrapper = tokenWrapper; this._contractAddressIfExists = contractAddressIfExists; } diff --git a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts index aaf6256a3..1e9865395 100644 --- a/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/exchange_wrapper.ts @@ -1,4 +1,5 @@ import {schemas} from '@0xproject/json-schemas'; +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; @@ -36,7 +37,6 @@ import {decorators} from '../utils/decorators'; import {ExchangeTransferSimulator} from '../utils/exchange_transfer_simulator'; import {OrderValidationUtils} from '../utils/order_validation_utils'; import {utils} from '../utils/utils'; -import {Web3Wrapper} from '../web3_wrapper'; import {ContractWrapper} from './contract_wrapper'; import {ExchangeContract} from './generated/exchange'; @@ -84,9 +84,9 @@ export class ExchangeWrapper extends ContractWrapper { ]; return [orderAddresses, orderValues]; } - constructor(web3Wrapper: Web3Wrapper, abiDecoder: AbiDecoder, + constructor(web3Wrapper: Web3Wrapper, networkId: number, abiDecoder: AbiDecoder, tokenWrapper: TokenWrapper, contractAddressIfExists?: string) { - super(web3Wrapper, abiDecoder); + super(web3Wrapper, networkId, abiDecoder); this._tokenWrapper = tokenWrapper; this._orderValidationUtils = new OrderValidationUtils(tokenWrapper, this); this._contractAddressIfExists = contractAddressIfExists; diff --git a/packages/0x.js/src/contract_wrappers/generated/ether_token.ts b/packages/0x.js/src/contract_wrappers/generated/ether_token.ts index eed5e4686..ce3f9f527 100644 --- a/packages/0x.js/src/contract_wrappers/generated/ether_token.ts +++ b/packages/0x.js/src/contract_wrappers/generated/ether_token.ts @@ -2,12 +2,12 @@ * This file is auto-generated using abi-gen. Don't edit directly. * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates. */ +import {promisify} from '@0xproject/utils'; import {BigNumber} from 'bignumber.js'; import * as Web3 from 'web3'; import {TxData, TxDataPayable} from '../../types'; import {classUtils} from '../../utils/class_utils'; -import {promisify} from '../../utils/promisify'; import {BaseContract} from './base_contract'; diff --git a/packages/0x.js/src/contract_wrappers/generated/exchange.ts b/packages/0x.js/src/contract_wrappers/generated/exchange.ts index 8c25ca014..e06ed960c 100644 --- a/packages/0x.js/src/contract_wrappers/generated/exchange.ts +++ b/packages/0x.js/src/contract_wrappers/generated/exchange.ts @@ -2,12 +2,12 @@ * This file is auto-generated using abi-gen. Don't edit directly. * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates. */ +import {promisify} from '@0xproject/utils'; import {BigNumber} from 'bignumber.js'; import * as Web3 from 'web3'; import {TxData, TxDataPayable} from '../../types'; import {classUtils} from '../../utils/class_utils'; -import {promisify} from '../../utils/promisify'; import {BaseContract} from './base_contract'; diff --git a/packages/0x.js/src/contract_wrappers/generated/token.ts b/packages/0x.js/src/contract_wrappers/generated/token.ts index 30b06292f..83a4ead34 100644 --- a/packages/0x.js/src/contract_wrappers/generated/token.ts +++ b/packages/0x.js/src/contract_wrappers/generated/token.ts @@ -2,12 +2,12 @@ * This file is auto-generated using abi-gen. Don't edit directly. * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates. */ +import {promisify} from '@0xproject/utils'; import {BigNumber} from 'bignumber.js'; import * as Web3 from 'web3'; import {TxData, TxDataPayable} from '../../types'; import {classUtils} from '../../utils/class_utils'; -import {promisify} from '../../utils/promisify'; import {BaseContract} from './base_contract'; diff --git a/packages/0x.js/src/contract_wrappers/generated/token_registry.ts b/packages/0x.js/src/contract_wrappers/generated/token_registry.ts index 6aacc4336..5d9ad9016 100644 --- a/packages/0x.js/src/contract_wrappers/generated/token_registry.ts +++ b/packages/0x.js/src/contract_wrappers/generated/token_registry.ts @@ -2,12 +2,12 @@ * This file is auto-generated using abi-gen. Don't edit directly. * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates. */ +import {promisify} from '@0xproject/utils'; import {BigNumber} from 'bignumber.js'; import * as Web3 from 'web3'; import {TxData, TxDataPayable} from '../../types'; import {classUtils} from '../../utils/class_utils'; -import {promisify} from '../../utils/promisify'; import {BaseContract} from './base_contract'; diff --git a/packages/0x.js/src/contract_wrappers/generated/token_transfer_proxy.ts b/packages/0x.js/src/contract_wrappers/generated/token_transfer_proxy.ts index 50f1c8f25..fd50a5894 100644 --- a/packages/0x.js/src/contract_wrappers/generated/token_transfer_proxy.ts +++ b/packages/0x.js/src/contract_wrappers/generated/token_transfer_proxy.ts @@ -2,12 +2,12 @@ * This file is auto-generated using abi-gen. Don't edit directly. * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates. */ +import {promisify} from '@0xproject/utils'; import {BigNumber} from 'bignumber.js'; import * as Web3 from 'web3'; import {TxData, TxDataPayable} from '../../types'; import {classUtils} from '../../utils/class_utils'; -import {promisify} from '../../utils/promisify'; import {BaseContract} from './base_contract'; diff --git a/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts index 27ecb8bde..064b826d8 100644 --- a/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/token_registry_wrapper.ts @@ -1,10 +1,10 @@ +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import * as _ from 'lodash'; import {artifacts} from '../artifacts'; import {Token, TokenMetadata, ZeroExError} from '../types'; import {assert} from '../utils/assert'; import {constants} from '../utils/constants'; -import {Web3Wrapper} from '../web3_wrapper'; import {ContractWrapper} from './contract_wrapper'; import {TokenRegistryContract} from './generated/token_registry'; @@ -27,8 +27,8 @@ export class TokenRegistryWrapper extends ContractWrapper { }; return token; } - constructor(web3Wrapper: Web3Wrapper, contractAddressIfExists?: string) { - super(web3Wrapper); + constructor(web3Wrapper: Web3Wrapper, networkId: number, contractAddressIfExists?: string) { + super(web3Wrapper, networkId); this._contractAddressIfExists = contractAddressIfExists; } /** diff --git a/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts index edc702672..1a16e3540 100644 --- a/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/token_transfer_proxy_wrapper.ts @@ -1,8 +1,8 @@ +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import * as _ from 'lodash'; import {artifacts} from '../artifacts'; import {ZeroExError} from '../types'; -import {Web3Wrapper} from '../web3_wrapper'; import {ContractWrapper} from './contract_wrapper'; import {TokenTransferProxyContract} from './generated/token_transfer_proxy'; @@ -13,8 +13,8 @@ import {TokenTransferProxyContract} from './generated/token_transfer_proxy'; export class TokenTransferProxyWrapper extends ContractWrapper { private _tokenTransferProxyContractIfExists?: TokenTransferProxyContract; private _contractAddressIfExists?: string; - constructor(web3Wrapper: Web3Wrapper, contractAddressIfExists?: string) { - super(web3Wrapper); + constructor(web3Wrapper: Web3Wrapper, networkId: number, contractAddressIfExists?: string) { + super(web3Wrapper, networkId); this._contractAddressIfExists = contractAddressIfExists; } /** diff --git a/packages/0x.js/src/contract_wrappers/token_wrapper.ts b/packages/0x.js/src/contract_wrappers/token_wrapper.ts index 630ab6e3b..684f291a5 100644 --- a/packages/0x.js/src/contract_wrappers/token_wrapper.ts +++ b/packages/0x.js/src/contract_wrappers/token_wrapper.ts @@ -1,4 +1,5 @@ import {schemas} from '@0xproject/json-schemas'; +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; @@ -17,7 +18,6 @@ import { import {AbiDecoder} from '../utils/abi_decoder'; import {assert} from '../utils/assert'; import {constants} from '../utils/constants'; -import {Web3Wrapper} from '../web3_wrapper'; import {ContractWrapper} from './contract_wrapper'; import {TokenContract} from './generated/token'; @@ -34,9 +34,9 @@ export class TokenWrapper extends ContractWrapper { public UNLIMITED_ALLOWANCE_IN_BASE_UNITS = constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS; private _tokenContractsByAddress: {[address: string]: TokenContract}; private _tokenTransferProxyWrapper: TokenTransferProxyWrapper; - constructor(web3Wrapper: Web3Wrapper, abiDecoder: AbiDecoder, + constructor(web3Wrapper: Web3Wrapper, networkId: number, abiDecoder: AbiDecoder, tokenTransferProxyWrapper: TokenTransferProxyWrapper) { - super(web3Wrapper, abiDecoder); + super(web3Wrapper, networkId, abiDecoder); this._tokenContractsByAddress = {}; this._tokenTransferProxyWrapper = tokenTransferProxyWrapper; } diff --git a/packages/0x.js/src/order_watcher/event_watcher.ts b/packages/0x.js/src/order_watcher/event_watcher.ts index 831f19da5..d5b30d567 100644 --- a/packages/0x.js/src/order_watcher/event_watcher.ts +++ b/packages/0x.js/src/order_watcher/event_watcher.ts @@ -1,3 +1,4 @@ +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import * as _ from 'lodash'; import * as Web3 from 'web3'; @@ -11,7 +12,6 @@ import {AbiDecoder} from '../utils/abi_decoder'; import {assert} from '../utils/assert'; import {intervalUtils} from '../utils/interval_utils'; import {utils} from '../utils/utils'; -import {Web3Wrapper} from '../web3_wrapper'; const DEFAULT_EVENT_POLLING_INTERVAL_MS = 200; diff --git a/packages/0x.js/src/order_watcher/order_state_watcher.ts b/packages/0x.js/src/order_watcher/order_state_watcher.ts index 1ce111708..08f52d6e1 100644 --- a/packages/0x.js/src/order_watcher/order_state_watcher.ts +++ b/packages/0x.js/src/order_watcher/order_state_watcher.ts @@ -1,4 +1,5 @@ import {schemas} from '@0xproject/json-schemas'; +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import * as _ from 'lodash'; import {ZeroEx} from '../0x'; @@ -31,7 +32,6 @@ import {assert} from '../utils/assert'; import {intervalUtils} from '../utils/interval_utils'; import {OrderStateUtils} from '../utils/order_state_utils'; import {utils} from '../utils/utils'; -import {Web3Wrapper} from '../web3_wrapper'; import {EventWatcher} from './event_watcher'; import {ExpirationWatcher} from './expiration_watcher'; diff --git a/packages/0x.js/src/utils/assert.ts b/packages/0x.js/src/utils/assert.ts index 3cff9d2cf..4cf6caf77 100644 --- a/packages/0x.js/src/utils/assert.ts +++ b/packages/0x.js/src/utils/assert.ts @@ -1,12 +1,12 @@ import {assert as sharedAssert} from '@0xproject/assert'; import {Schema, SchemaValidator} from '@0xproject/json-schemas'; +import {Web3Wrapper} from '@0xproject/web3-wrapper'; import BigNumber from 'bignumber.js'; import * as _ from 'lodash'; import * as Web3 from 'web3'; import {ECSignature} from '../types'; import {signatureUtils} from '../utils/signature_utils'; -import {Web3Wrapper} from '../web3_wrapper'; const HEX_REGEX = /^0x[0-9A-F]*$/i; diff --git a/packages/0x.js/src/utils/promisify.ts b/packages/0x.js/src/utils/promisify.ts deleted file mode 100644 index c114cf32f..000000000 --- a/packages/0x.js/src/utils/promisify.ts +++ /dev/null @@ -1,24 +0,0 @@ -import * as _ from 'lodash'; - -/** - * Transforms callback-based function -- func(arg1, arg2 .. argN, callback) -- into an ES6-compatible Promise. - * Promisify provides a default callback of the form (error, result) and rejects when `error` is not null. You can also - * supply thisArg object as the second argument which will be passed to `apply`. - */ -export function promisify<T>( - originalFn: ( - ...args: any[], - // HACK: This can't be properly typed without variadic kinds https://github.com/Microsoft/TypeScript/issues/5453 - ) => void, - thisArg?: any, -): (...callArgs: any[]) => Promise<T> { - const promisifiedFunction = async (...callArgs: any[]): Promise<T> => { - return new Promise<T>((resolve, reject) => { - const callback = (err: Error|null, data?: T) => { - _.isNull(err) ? resolve(data) : reject(err); - }; - originalFn.apply(thisArg, [...callArgs, callback]); - }); - }; - return promisifiedFunction; -} diff --git a/packages/0x.js/src/web3_wrapper.ts b/packages/0x.js/src/web3_wrapper.ts deleted file mode 100644 index 6a6b4e760..000000000 --- a/packages/0x.js/src/web3_wrapper.ts +++ /dev/null @@ -1,202 +0,0 @@ -import BigNumber from 'bignumber.js'; -import * as _ from 'lodash'; -import * as Web3 from 'web3'; - -import {Artifact, ArtifactContractName, TransactionReceipt, TxData, ZeroExError} from './types'; -import {promisify} from './utils/promisify'; - -interface RawLogEntry { - logIndex: string|null; - transactionIndex: string|null; - transactionHash: string; - blockHash: string|null; - blockNumber: string|null; - address: string; - data: string; - topics: string[]; -} - -const CONTRACT_NAME_TO_NOT_FOUND_ERROR: {[contractName: string]: ZeroExError} = { - ZRX: ZeroExError.ZRXContractDoesNotExist, - EtherToken: ZeroExError.EtherTokenContractDoesNotExist, - Token: ZeroExError.TokenContractDoesNotExist, - TokenRegistry: ZeroExError.TokenRegistryContractDoesNotExist, - TokenTransferProxy: ZeroExError.TokenTransferProxyContractDoesNotExist, - Exchange: ZeroExError.ExchangeContractDoesNotExist, -}; - -export class Web3Wrapper { - private web3: Web3; - private networkId: number; - private defaults: Partial<TxData>; - private jsonRpcRequestId: number; - constructor(provider: Web3.Provider, networkId: number, defaults?: Partial<TxData>) { - if (_.isUndefined((provider as any).sendAsync)) { - // Web3@1.0 provider doesn't support synchronous http requests, - // so it only has an async `send` method, instead of a `send` and `sendAsync` in web3@0.x.x` - // We re-assign the send method so that Web3@1.0 providers work with 0x.js - (provider as any).sendAsync = (provider as any).send; - } - this.web3 = new Web3(); - this.networkId = networkId; - this.web3.setProvider(provider); - this.defaults = defaults || {}; - this.jsonRpcRequestId = 0; - } - public getContractDefaults(): Partial<TxData> { - return this.defaults; - } - public setProvider(provider: Web3.Provider, networkId: number) { - this.networkId = networkId; - this.web3.setProvider(provider); - } - public isAddress(address: string): boolean { - return this.web3.isAddress(address); - } - public async isSenderAddressAvailableAsync(senderAddress: string): Promise<boolean> { - const addresses = await this.getAvailableAddressesAsync(); - return _.includes(addresses, senderAddress); - } - public async getNodeVersionAsync(): Promise<string> { - const nodeVersion = await promisify<string>(this.web3.version.getNode)(); - return nodeVersion; - } - public async getTransactionReceiptAsync(txHash: string): Promise<TransactionReceipt> { - const transactionReceipt = await promisify<TransactionReceipt>(this.web3.eth.getTransactionReceipt)(txHash); - if (!_.isNull(transactionReceipt)) { - transactionReceipt.status = this.normalizeTxReceiptStatus(transactionReceipt.status); - } - return transactionReceipt; - } - public getCurrentProvider(): Web3.Provider { - return this.web3.currentProvider; - } - public getNetworkId(): number { - return this.networkId; - } - public async getContractInstanceFromArtifactAsync( - artifact: Artifact, address?: string, - ): Promise<Web3.ContractInstance> { - let contractAddress: string; - if (_.isUndefined(address)) { - const networkId = this.getNetworkId(); - if (_.isUndefined(artifact.networks[networkId])) { - throw new Error(ZeroExError.ContractNotDeployedOnNetwork); - } - contractAddress = artifact.networks[networkId].address.toLowerCase(); - } else { - contractAddress = address; - } - const doesContractExist = await this.doesContractExistAtAddressAsync(contractAddress); - if (!doesContractExist) { - throw new Error(CONTRACT_NAME_TO_NOT_FOUND_ERROR[artifact.contract_name]); - } - const contractInstance = this.getContractInstance( - artifact.abi, contractAddress, - ); - return contractInstance; - } - public toWei(ethAmount: BigNumber): BigNumber { - const balanceWei = this.web3.toWei(ethAmount, 'ether'); - return balanceWei; - } - public async getBalanceInWeiAsync(owner: string): Promise<BigNumber> { - let balanceInWei = await promisify<BigNumber>(this.web3.eth.getBalance)(owner); - balanceInWei = new BigNumber(balanceInWei); - return balanceInWei; - } - public async doesContractExistAtAddressAsync(address: string): Promise<boolean> { - const code = await promisify<string>(this.web3.eth.getCode)(address); - // Regex matches 0x0, 0x00, 0x in order to accommodate poorly implemented clients - const codeIsEmpty = /^0x0{0,40}$/i.test(code); - return !codeIsEmpty; - } - public async signTransactionAsync(address: string, message: string): Promise<string> { - const signData = await promisify<string>(this.web3.eth.sign)(address, message); - return signData; - } - public async getBlockNumberAsync(): Promise<number> { - const blockNumber = await promisify<number>(this.web3.eth.getBlockNumber)(); - return blockNumber; - } - public async getBlockAsync(blockParam: string|Web3.BlockParam): Promise<Web3.BlockWithoutTransactionData> { - const block = await promisify<Web3.BlockWithoutTransactionData>(this.web3.eth.getBlock)(blockParam); - return block; - } - public async getBlockTimestampAsync(blockParam: string|Web3.BlockParam): Promise<number> { - const {timestamp} = await this.getBlockAsync(blockParam); - return timestamp; - } - public async getAvailableAddressesAsync(): Promise<string[]> { - const addresses = await promisify<string[]>(this.web3.eth.getAccounts)(); - return addresses; - } - public async getLogsAsync(filter: Web3.FilterObject): Promise<Web3.LogEntry[]> { - let fromBlock = filter.fromBlock; - if (_.isNumber(fromBlock)) { - fromBlock = this.web3.toHex(fromBlock); - } - let toBlock = filter.toBlock; - if (_.isNumber(toBlock)) { - toBlock = this.web3.toHex(toBlock); - } - const serializedFilter = { - ...filter, - fromBlock, - toBlock, - }; - const payload = { - jsonrpc: '2.0', - id: this.jsonRpcRequestId++, - method: 'eth_getLogs', - params: [serializedFilter], - }; - const rawLogs = await this.sendRawPayloadAsync<RawLogEntry[]>(payload); - const formattedLogs = _.map(rawLogs, this.formatLog.bind(this)); - return formattedLogs; - } - private getContractInstance(abi: Web3.ContractAbi, address: string): Web3.ContractInstance { - const web3ContractInstance = this.web3.eth.contract(abi).at(address); - return web3ContractInstance; - } - private async getNetworkAsync(): Promise<number> { - const networkId = await promisify<number>(this.web3.version.getNetwork)(); - return networkId; - } - private async sendRawPayloadAsync<A>(payload: Web3.JSONRPCRequestPayload): Promise<A> { - const sendAsync = this.web3.currentProvider.sendAsync.bind(this.web3.currentProvider); - const response = await promisify<Web3.JSONRPCResponsePayload>(sendAsync)(payload); - const result = response.result; - return result; - } - private normalizeTxReceiptStatus(status: undefined|null|string|0|1): null|0|1 { - // Transaction status might have four values - // undefined - Testrpc and other old clients - // null - New clients on old transactions - // number - Parity - // hex - Geth - if (_.isString(status)) { - return this.web3.toDecimal(status) as 0|1; - } else if (_.isUndefined(status)) { - return null; - } else { - return status; - } - } - private formatLog(rawLog: RawLogEntry): Web3.LogEntry { - const formattedLog = { - ...rawLog, - logIndex: this.hexToDecimal(rawLog.logIndex), - blockNumber: this.hexToDecimal(rawLog.blockNumber), - transactionIndex: this.hexToDecimal(rawLog.transactionIndex), - }; - return formattedLog; - } - private hexToDecimal(hex: string|null): number|null { - if (_.isNull(hex)) { - return null; - } - const decimal = this.web3.toDecimal(hex); - return decimal; - } -} |