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Diffstat (limited to 'packages/0x.js/src/0x.ts')
| -rw-r--r-- | packages/0x.js/src/0x.ts | 279 |
1 files changed, 0 insertions, 279 deletions
diff --git a/packages/0x.js/src/0x.ts b/packages/0x.js/src/0x.ts deleted file mode 100644 index 48d00c1ac..000000000 --- a/packages/0x.js/src/0x.ts +++ /dev/null @@ -1,279 +0,0 @@ -import { assert } from '@0xproject/assert'; -import { - ContractWrappers, - ContractWrappersConfig, - ERC20ProxyWrapper, - ERC20TokenWrapper, - ERC721ProxyWrapper, - ERC721TokenWrapper, - EtherTokenWrapper, - ExchangeWrapper, -} from '@0xproject/contract-wrappers'; -import { - assetDataUtils, - ecSignOrderHashAsync, - generatePseudoRandomSalt, - isValidSignatureAsync, - orderHashUtils, -} from '@0xproject/order-utils'; -// HACK: Since we export assetDataUtils from ZeroEx and it has AssetProxyId, ERC20AssetData and ERC721AssetData -// in it's public interface, we need to import these types here. -// tslint:disable-next-line:no-unused-variable -import { AssetProxyId, ERC20AssetData, ERC721AssetData, Order, SignedOrder, SignerType } from '@0xproject/types'; -import { BigNumber } from '@0xproject/utils'; -import { Web3Wrapper } from '@0xproject/web3-wrapper'; -import { Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types'; - -import { constants } from './utils/constants'; - -/** - * The ZeroEx class is the single entry-point into the 0x.js library. It contains all of the library's functionality - * and all calls to the library should be made through a ZeroEx instance. - */ -export class ZeroEx { - /** - * When creating an order without a specified taker or feeRecipient you must supply the Solidity - * address null type (as opposed to Javascripts `null`, `undefined` or empty string). We expose - * this constant for your convenience. - */ - public static NULL_ADDRESS = constants.NULL_ADDRESS; - /** - * An instance of the ExchangeWrapper class containing methods for interacting with the 0x Exchange smart contract. - */ - public exchange: ExchangeWrapper; - /** - * An instance of the ERC20TokenWrapper class containing methods for interacting with any ERC20 token smart contract. - */ - public erc20Token: ERC20TokenWrapper; - /** - * An instance of the ERC721TokenWrapper class containing methods for interacting with any ERC721 token smart contract. - */ - public erc721Token: ERC721TokenWrapper; - /** - * An instance of the EtherTokenWrapper class containing methods for interacting with the - * wrapped ETH ERC20 token smart contract. - */ - public etherToken: EtherTokenWrapper; - /** - * An instance of the ERC20ProxyWrapper class containing methods for interacting with the - * ERC20 proxy smart contract. - */ - public erc20Proxy: ERC20ProxyWrapper; - /** - * An instance of the ERC721ProxyWrapper class containing methods for interacting with the - * ERC721 proxy smart contract. - */ - public erc721Proxy: ERC721ProxyWrapper; - private readonly _contractWrappers: ContractWrappers; - /** - * Generates a pseudo-random 256-bit salt. - * The salt can be included in a 0x order, ensuring that the order generates a unique orderHash - * and will not collide with other outstanding orders that are identical in all other parameters. - * @return A pseudo-random 256-bit number that can be used as a salt. - */ - public static generatePseudoRandomSalt(): BigNumber { - return generatePseudoRandomSalt(); - } - /** - * Computes the orderHash for a supplied order. - * @param order An object that conforms to the Order or SignedOrder interface definitions. - * @return The resulting orderHash from hashing the supplied order. - */ - public static getOrderHashHex(order: Order | SignedOrder): string { - return orderHashUtils.getOrderHashHex(order); - } - /** - * Checks if the supplied hex encoded order hash is valid. - * Note: Valid means it has the expected format, not that an order with the orderHash exists. - * Use this method when processing orderHashes submitted as user input. - * @param orderHash Hex encoded orderHash. - * @return Whether the supplied orderHash has the expected format. - */ - public static isValidOrderHash(orderHash: string): boolean { - return orderHashUtils.isValidOrderHash(orderHash); - } - /** - * A unit amount is defined as the amount of a token above the specified decimal places (integer part). - * E.g: If a currency has 18 decimal places, 1e18 or one quintillion of the currency is equivalent - * to 1 unit. - * @param amount The amount in baseUnits that you would like converted to units. - * @param decimals The number of decimal places the unit amount has. - * @return The amount in units. - */ - public static toUnitAmount(amount: BigNumber, decimals: number): BigNumber { - assert.isValidBaseUnitAmount('amount', amount); - assert.isNumber('decimals', decimals); - const unitAmount = Web3Wrapper.toUnitAmount(amount, decimals); - return unitAmount; - } - /** - * A baseUnit is defined as the smallest denomination of a token. An amount expressed in baseUnits - * is the amount expressed in the smallest denomination. - * E.g: 1 unit of a token with 18 decimal places is expressed in baseUnits as 1000000000000000000 - * @param amount The amount of units that you would like converted to baseUnits. - * @param decimals The number of decimal places the unit amount has. - * @return The amount in baseUnits. - */ - public static toBaseUnitAmount(amount: BigNumber, decimals: number): BigNumber { - assert.isBigNumber('amount', amount); - assert.isNumber('decimals', decimals); - const baseUnitAmount = Web3Wrapper.toBaseUnitAmount(amount, decimals); - return baseUnitAmount; - } - /** - * Encodes an ERC20 token address into a hex encoded assetData string, usable in the makerAssetData or - * takerAssetData fields in a 0x order. - * @param tokenAddress The ERC20 token address to encode - * @return The hex encoded assetData string - */ - public static encodeERC20AssetData(tokenAddress: string): string { - return assetDataUtils.encodeERC20AssetData(tokenAddress); - } - /** - * Decodes an ERC20 assetData hex string into it's corresponding ERC20 tokenAddress & assetProxyId - * @param assetData Hex encoded assetData string to decode - * @return An object containing the decoded tokenAddress & assetProxyId - */ - public static decodeERC20AssetData(assetData: string): ERC20AssetData { - return assetDataUtils.decodeERC20AssetData(assetData); - } - /** - * Encodes an ERC721 token address into a hex encoded assetData string, usable in the makerAssetData or - * takerAssetData fields in a 0x order. - * @param tokenAddress The ERC721 token address to encode - * @param tokenId The ERC721 tokenId to encode - * @return The hex encoded assetData string - */ - public static encodeERC721AssetData(tokenAddress: string, tokenId: BigNumber): string { - return assetDataUtils.encodeERC721AssetData(tokenAddress, tokenId); - } - /** - * Decodes an ERC721 assetData hex string into it's corresponding ERC721 tokenAddress, tokenId & assetProxyId - * @param assetData Hex encoded assetData string to decode - * @return An object containing the decoded tokenAddress, tokenId & assetProxyId - */ - public static decodeERC721AssetData(assetData: string): ERC721AssetData { - return assetDataUtils.decodeERC721AssetData(assetData); - } - /** - * Decode and return the assetProxyId from the assetData - * @param assetData Hex encoded assetData string to decode - * @return The assetProxyId - */ - public static decodeAssetProxyId(assetData: string): AssetProxyId { - return assetDataUtils.decodeAssetProxyId(assetData); - } - /** - * Decode any assetData into it's corresponding assetData object - * @param assetData Hex encoded assetData string to decode - * @return Either a ERC20 or ERC721 assetData object - */ - public static decodeAssetDataOrThrow(assetData: string): ERC20AssetData | ERC721AssetData { - return assetDataUtils.decodeAssetDataOrThrow(assetData); - } - /** - * Instantiates a new ZeroEx instance that provides the public interface to the 0x.js library. - * @param provider The Provider instance you would like the 0x.js library to use for interacting with - * the Ethereum network. - * @param config The configuration object. Look up the type for the description. - * @return An instance of the 0x.js ZeroEx class. - */ - constructor(provider: Provider, config: ContractWrappersConfig) { - assert.isWeb3Provider('provider', provider); - this._contractWrappers = new ContractWrappers(provider, config); - - this.erc20Proxy = this._contractWrappers.erc20Proxy; - this.erc721Proxy = this._contractWrappers.erc721Proxy; - this.erc20Token = this._contractWrappers.erc20Token; - this.erc721Token = this._contractWrappers.erc721Token; - this.exchange = this._contractWrappers.exchange; - this.etherToken = this._contractWrappers.etherToken; - } - /** - * Verifies that the provided signature is valid according to the 0x Protocol smart contracts - * @param data The hex encoded data signed by the supplied signature. - * @param signature The hex encoded signature. - * @param signerAddress The hex encoded address that signed the data, producing the supplied signature. - * @return Whether the signature is valid for the supplied signerAddress and data. - */ - public async isValidSignatureAsync(data: string, signature: string, signerAddress: string): Promise<boolean> { - const isValid = await isValidSignatureAsync( - this._contractWrappers.getProvider(), - data, - signature, - signerAddress, - ); - return isValid; - } - /** - * Sets a new web3 provider for 0x.js. Updating the provider will stop all - * subscriptions so you will need to re-subscribe to all events relevant to your app after this call. - * @param provider The Web3Provider you would like the 0x.js library to use from now on. - * @param networkId The id of the network your provider is connected to - */ - public setProvider(provider: Provider, networkId: number): void { - this._contractWrappers.setProvider(provider, networkId); - } - /** - * Get the provider instance currently used by 0x.js - * @return Web3 provider instance - */ - public getProvider(): Provider { - return this._contractWrappers.getProvider(); - } - /** - * Get user Ethereum addresses available through the supplied web3 provider available for sending transactions. - * @return An array of available user Ethereum addresses. - */ - public async getAvailableAddressesAsync(): Promise<string[]> { - // Hack: Get Web3Wrapper from ContractWrappers - const web3Wrapper: Web3Wrapper = (this._contractWrappers as any)._web3Wrapper; - const availableAddresses = await web3Wrapper.getAvailableAddressesAsync(); - return availableAddresses; - } - /** - * Signs an orderHash and returns it's elliptic curve signature. - * This method currently supports TestRPC, Geth and Parity above and below V1.6.6 - * @param orderHash Hex encoded orderHash to sign. - * @param signerAddress The hex encoded Ethereum address you wish to sign it with. This address - * must be available via the Provider supplied to 0x.js. - * @param signerType the signer type that will perform the `eth_sign` operation. E.g Default, Metamask, Ledger or Trezor. - * Some implementations exhibit different behaviour. Default will assume a spec compliant eth_sign implementation. - * This parameter is defaulted to `SignerType.Default`. - * @return A hex encoded string of the Elliptic curve signature parameters generated by signing the orderHash and signature type. - */ - public async ecSignOrderHashAsync( - orderHash: string, - signerAddress: string, - signerType: SignerType = SignerType.Default, - ): Promise<string> { - const signature = await ecSignOrderHashAsync( - this._contractWrappers.getProvider(), - orderHash, - signerAddress, - signerType, - ); - return signature; - } - /** - * Waits for a transaction to be mined and returns the transaction receipt. - * @param txHash Transaction hash - * @param pollingIntervalMs How often (in ms) should we check if the transaction is mined. - * @param timeoutMs How long (in ms) to poll for transaction mined until aborting. - * @return Transaction receipt with decoded log args. - */ - public async awaitTransactionMinedAsync( - txHash: string, - pollingIntervalMs: number = 1000, - timeoutMs?: number, - ): Promise<TransactionReceiptWithDecodedLogs> { - // Hack: Get Web3Wrapper from ContractWrappers - const web3Wrapper: Web3Wrapper = (this._contractWrappers as any)._web3Wrapper; - const transactionReceiptWithDecodedLogs = await web3Wrapper.awaitTransactionMinedAsync( - txHash, - pollingIntervalMs, - timeoutMs, - ); - return transactionReceiptWithDecodedLogs; - } -} |