/** * [[link-pocket]] provides a third-party service for connecting to * various blockchains over JSON-RPC. * * **Supported Networks** * * - Ethereum Mainnet (``mainnet``) * - Goerli Testnet (``goerli``) * - Polygon (``matic``) * - Arbitrum (``arbitrum``) * * @_subsection: api/providers/thirdparty:Pocket [providers-pocket] */ import { defineProperties, FetchRequest, assertArgument } from "../utils/index.js"; import { showThrottleMessage } from "./community.js"; import { Network } from "./network.js"; import { JsonRpcProvider } from "./provider-jsonrpc.js"; const defaultApplicationId = "62e1ad51b37b8e00394bda3b"; function getHost(name) { switch (name) { case "mainnet": return "eth-mainnet.gateway.pokt.network"; case "goerli": return "eth-goerli.gateway.pokt.network"; case "matic": return "poly-mainnet.gateway.pokt.network"; case "matic-mumbai": return "polygon-mumbai-rpc.gateway.pokt.network"; } assertArgument(false, "unsupported network", "network", name); } /** * The **PocketProvider** connects to the [[link-pocket]] * JSON-RPC end-points. * * By default, a highly-throttled API key is used, which is * appropriate for quick prototypes and simple scripts. To * gain access to an increased rate-limit, it is highly * recommended to [sign up here](link-pocket-signup). */ export class PocketProvider extends JsonRpcProvider { /** * The Application ID for the Pocket connection. */ applicationId; /** * The Application Secret for making authenticated requests * to the Pocket connection. */ applicationSecret; /** * Create a new **PocketProvider**. * * By default connecting to ``mainnet`` with a highly throttled * API key. */ constructor(_network, applicationId, applicationSecret) { if (_network == null) { _network = "mainnet"; } const network = Network.from(_network); if (applicationId == null) { applicationId = defaultApplicationId; } if (applicationSecret == null) { applicationSecret = null; } const options = { staticNetwork: network }; const request = PocketProvider.getRequest(network, applicationId, applicationSecret); super(request, network, options); defineProperties(this, { applicationId, applicationSecret }); } _getProvider(chainId) { try { return new PocketProvider(chainId, this.applicationId, this.applicationSecret); } catch (error) { } return super._getProvider(chainId); } /** * Returns a prepared request for connecting to %%network%% with * %%applicationId%%. */ static getRequest(network, applicationId, applicationSecret) { if (applicationId == null) { applicationId = defaultApplicationId; } const request = new FetchRequest(`https:/\/${getHost(network.name)}/v1/lb/${applicationId}`); request.allowGzip = true; if (applicationSecret) { request.setCredentials("", applicationSecret); } if (applicationId === defaultApplicationId) { request.retryFunc = async (request, response, attempt) => { showThrottleMessage("PocketProvider"); return true; }; } return request; } isCommunityResource() { return (this.applicationId === defaultApplicationId); } } //# sourceMappingURL=provider-pocket.js.map