80 lines
3.2 KiB
JavaScript
80 lines
3.2 KiB
JavaScript
import { defineProperties } from "@ethersproject/properties";
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import { FetchRequest } from "@ethersproject/web";
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import { showThrottleMessage } from "./community.js";
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import { logger } from "./logger.js";
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import { Network } from "./network.js";
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import { StaticJsonRpcProvider } from "./provider-jsonrpc.js";
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// These are load-balancer-based application IDs
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const defaultAppIds = {
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homestead: "6004bcd10040261633ade990",
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ropsten: "6004bd4d0040261633ade991",
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rinkeby: "6004bda20040261633ade994",
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goerli: "6004bd860040261633ade992",
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};
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function getHost(name) {
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switch (name) {
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case "homestead":
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return "eth-mainnet.gateway.pokt.network";
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case "ropsten":
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return "eth-ropsten.gateway.pokt.network";
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case "rinkeby":
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return "eth-rinkeby.gateway.pokt.network";
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case "goerli":
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return "eth-goerli.gateway.pokt.network";
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}
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return logger.throwArgumentError("unsupported network", "network", name);
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}
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function normalizeApiKey(network, _appId, applicationSecretKey, loadBalancer) {
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loadBalancer = !!loadBalancer;
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let community = false;
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let applicationId = _appId;
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if (applicationId == null) {
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applicationId = defaultAppIds[network.name];
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if (applicationId == null) {
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logger.throwArgumentError("network does not support default applicationId", "applicationId", _appId);
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}
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loadBalancer = true;
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community = true;
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}
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else if (applicationId === defaultAppIds[network.name]) {
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loadBalancer = true;
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community = true;
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}
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if (applicationSecretKey == null) {
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applicationSecretKey = null;
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}
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return { applicationId, applicationSecretKey, community, loadBalancer };
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}
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export class PocketProvider extends StaticJsonRpcProvider {
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constructor(_network = "homestead", _appId, _secretKey, _loadBalancer) {
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const network = Network.from(_network);
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const { applicationId, applicationSecretKey, loadBalancer } = normalizeApiKey(network, _appId, _secretKey, _loadBalancer);
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const connection = PocketProvider.getConnection(network, applicationId, applicationSecretKey, loadBalancer);
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super(connection, network);
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defineProperties(this, { applicationId, applicationSecretKey, loadBalancer });
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}
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static getConnection(network, _appId, _secretKey, _loadBalancer) {
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const { applicationId, applicationSecretKey, community, loadBalancer } = normalizeApiKey(network, _appId, _secretKey, _loadBalancer);
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let url = `https:/\/${getHost(network.name)}/v1/`;
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if (loadBalancer) {
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url += "lb/";
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}
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url += applicationId;
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const request = new FetchRequest(url);
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request.allowGzip = true;
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if (applicationSecretKey) {
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request.setCredentials("", applicationSecretKey);
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}
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const throttleRetry = async (request, response, attempt) => {
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if (community) {
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showThrottleMessage("PocketProvider");
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}
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return true;
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};
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return { request, throttleRetry };
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}
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isCommunityResource() {
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return (this.applicationId === defaultAppIds[this.network.name]);
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}
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}
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//# sourceMappingURL=provider-pocket.js.map
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