diff options
Diffstat (limited to 'packages/asset-buyer/src/standard_relayer_api_asset_buyer_manager.ts')
-rw-r--r-- | packages/asset-buyer/src/standard_relayer_api_asset_buyer_manager.ts | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/packages/asset-buyer/src/standard_relayer_api_asset_buyer_manager.ts b/packages/asset-buyer/src/standard_relayer_api_asset_buyer_manager.ts deleted file mode 100644 index 947c738a1..000000000 --- a/packages/asset-buyer/src/standard_relayer_api_asset_buyer_manager.ts +++ /dev/null @@ -1,133 +0,0 @@ -import { HttpClient } from '@0xproject/connect'; -import { ContractWrappers } from '@0xproject/contract-wrappers'; -import { ObjectMap } from '@0xproject/types'; -import { Provider } from 'ethereum-types'; -import * as _ from 'lodash'; - -import { AssetBuyer } from './asset_buyer'; -import { constants } from './constants'; -import { assert } from './utils/assert'; -import { assetDataUtils } from './utils/asset_data_utils'; - -import { OrderProvider, StandardRelayerApiAssetBuyerManagerError } from './types'; - -export class StandardRelayerAPIAssetBuyerManager { - // Map of assetData to AssetBuyer for that assetData - private readonly _assetBuyerMap: ObjectMap<AssetBuyer>; - /** - * Returns an array of all assetDatas available at the provided sraApiUrl - * @param sraApiUrl The standard relayer API base HTTP url you would like to source orders from. - * @param pairedWithAssetData Optional filter argument to return assetDatas that only pair with this assetData value. - * - * @return An array of all assetDatas available at the provider sraApiUrl - */ - public static async getAllAvailableAssetDatasAsync( - sraApiUrl: string, - pairedWithAssetData?: string, - ): Promise<string[]> { - const client = new HttpClient(sraApiUrl); - const params = { - assetDataA: pairedWithAssetData, - perPage: constants.MAX_PER_PAGE, - }; - const assetPairsResponse = await client.getAssetPairsAsync(params); - return _.uniq(_.map(assetPairsResponse.records, pairsItem => pairsItem.assetDataB.assetData)); - } - /** - * Instantiates a new StandardRelayerAPIAssetBuyerManager instance with all available assetDatas at the provided sraApiUrl - * @param provider The Provider instance you would like to use for interacting with the Ethereum network. - * @param sraApiUrl The standard relayer API base HTTP url you would like to source orders from. - * @param orderProvider An object that conforms to OrderProvider, see type for definition. - * @param networkId The ethereum network id. Defaults to 1 (mainnet). - * @param orderRefreshIntervalMs The interval in ms that getBuyQuoteAsync should trigger an refresh of orders and order states. - * Defaults to 10000ms (10s). - * @return An promise of an instance of StandardRelayerAPIAssetBuyerManager - */ - public static async getAssetBuyerManagerWithAllAvailableAssetDatasAsync( - provider: Provider, - sraApiUrl: string, - orderProvider: OrderProvider, - networkId: number = constants.MAINNET_NETWORK_ID, - orderRefreshIntervalMs?: number, - ): Promise<StandardRelayerAPIAssetBuyerManager> { - const contractWrappers = new ContractWrappers(provider, { networkId }); - const etherTokenAssetData = assetDataUtils.getEtherTokenAssetDataOrThrow(contractWrappers); - const assetDatas = await StandardRelayerAPIAssetBuyerManager.getAllAvailableAssetDatasAsync( - sraApiUrl, - etherTokenAssetData, - ); - return new StandardRelayerAPIAssetBuyerManager( - provider, - assetDatas, - orderProvider, - networkId, - orderRefreshIntervalMs, - ); - } - /** - * Instantiates a new StandardRelayerAPIAssetBuyerManager instance - * @param provider The Provider instance you would like to use for interacting with the Ethereum network. - * @param assetDatas The assetDatas of the desired assets to buy (for more info: https://github.com/0xProject/0x-protocol-specification/blob/master/v2/v2-specification.md). - * @param orderProvider An object that conforms to OrderProvider, see type for definition. - * @param networkId The ethereum network id. Defaults to 1 (mainnet). - * @param orderRefreshIntervalMs The interval in ms that getBuyQuoteAsync should trigger an refresh of orders and order states. - * Defaults to 10000ms (10s). - * @return An instance of StandardRelayerAPIAssetBuyerManager - */ - constructor( - provider: Provider, - assetDatas: string[], - orderProvider: OrderProvider, - networkId?: number, - orderRefreshIntervalMs?: number, - ) { - assert.assert(assetDatas.length > 0, `Expected 'assetDatas' to be a non-empty array.`); - this._assetBuyerMap = _.reduce( - assetDatas, - (accAssetBuyerMap: ObjectMap<AssetBuyer>, assetData: string) => { - accAssetBuyerMap[assetData] = new AssetBuyer( - provider, - assetData, - orderProvider, - networkId, - orderRefreshIntervalMs, - ); - return accAssetBuyerMap; - }, - {}, - ); - } - /** - * Get an AssetBuyer for the provided assetData - * @param assetData The desired assetData. - * - * @return An instance of AssetBuyer - */ - public getAssetBuyerFromAssetData(assetData: string): AssetBuyer { - const assetBuyer = this._assetBuyerMap[assetData]; - if (_.isUndefined(assetBuyer)) { - throw new Error( - `${StandardRelayerApiAssetBuyerManagerError.AssetBuyerNotFound}: For assetData ${assetData}`, - ); - } - return assetBuyer; - } - /** - * Get an AssetBuyer for the provided ERC20 tokenAddress - * @param tokenAddress The desired tokenAddress. - * - * @return An instance of AssetBuyer - */ - public getAssetBuyerFromERC20TokenAddress(tokenAddress: string): AssetBuyer { - const assetData = assetDataUtils.encodeERC20AssetData(tokenAddress); - return this.getAssetBuyerFromAssetData(assetData); - } - /** - * Get a list of all the assetDatas that the instance supports - * - * @return An array of assetData strings - */ - public getAssetDatas(): string[] { - return _.keys(this._assetBuyerMap); - } -} |