ethers.js/packages/providers/lib.esm/ankr-provider.js
2024-02-23 22:30:55 -05:00

65 lines
2.2 KiB
JavaScript

import { showThrottleMessage } from "./formatter";
import { UrlJsonRpcProvider } from "./url-json-rpc-provider";
import { Logger } from "@ethersproject/logger";
import { version } from "./_version";
const logger = new Logger(version);
const defaultApiKey = "9f7d929b018cdffb338517efa06f58359e86ff1ffd350bc889738523659e7972";
function getHost(name) {
switch (name) {
case "homestead":
return "rpc.ankr.com/eth/";
case "ropsten":
return "rpc.ankr.com/eth_ropsten/";
case "rinkeby":
return "rpc.ankr.com/eth_rinkeby/";
case "goerli":
return "rpc.ankr.com/eth_goerli/";
case "sepolia":
return "rpc.ankr.com/eth_sepolia/";
case "matic":
return "rpc.ankr.com/polygon/";
case "maticmum":
return "rpc.ankr.com/polygon_mumbai/";
case "optimism":
return "rpc.ankr.com/optimism/";
case "optimism-goerli":
return "rpc.ankr.com/optimism_testnet/";
case "optimism-sepolia":
return "rpc.ankr.com/optimism_sepolia/";
case "arbitrum":
return "rpc.ankr.com/arbitrum/";
}
return logger.throwArgumentError("unsupported network", "name", name);
}
export class AnkrProvider extends UrlJsonRpcProvider {
isCommunityResource() {
return (this.apiKey === defaultApiKey);
}
static getApiKey(apiKey) {
if (apiKey == null) {
return defaultApiKey;
}
return apiKey;
}
static getUrl(network, apiKey) {
if (apiKey == null) {
apiKey = defaultApiKey;
}
const connection = {
allowGzip: true,
url: ("https:/\/" + getHost(network.name) + apiKey),
throttleCallback: (attempt, url) => {
if (apiKey.apiKey === defaultApiKey) {
showThrottleMessage();
}
return Promise.resolve(true);
}
};
if (apiKey.projectSecret != null) {
connection.user = "";
connection.password = apiKey.projectSecret;
}
return connection;
}
}
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