ethers.js/lib.commonjs/providers/provider-pocket.js
2023-02-23 06:31:09 -05:00

109 lines
3.7 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.PocketProvider = void 0;
/**
* [[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]
*/
const index_js_1 = require("../utils/index.js");
const community_js_1 = require("./community.js");
const network_js_1 = require("./network.js");
const provider_jsonrpc_js_1 = require("./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";
}
(0, index_js_1.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).
*/
class PocketProvider extends provider_jsonrpc_js_1.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_js_1.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);
(0, index_js_1.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 index_js_1.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) => {
(0, community_js_1.showThrottleMessage)("PocketProvider");
return true;
};
}
return request;
}
isCommunityResource() {
return (this.applicationId === defaultApplicationId);
}
}
exports.PocketProvider = PocketProvider;
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