otterscan/src/useProvider.ts
2021-07-09 02:07:20 -03:00

23 lines
612 B
TypeScript

import { ethers } from "ethers";
import { OtterscanConfig } from "./useConfig";
export const DEFAULT_ERIGON_URL = "http://127.0.0.1:8545";
export const useProvider = (
config?: OtterscanConfig
): ethers.providers.JsonRpcProvider | undefined => {
if (!config) {
return undefined;
}
let erigonURL = config?.erigonURL;
if (erigonURL === "") {
console.info(`Using default erigon URL: ${DEFAULT_ERIGON_URL}`);
erigonURL = DEFAULT_ERIGON_URL;
} else {
console.log(`Using configured erigon URL: ${erigonURL}`);
}
return new ethers.providers.JsonRpcProvider(erigonURL, "mainnet");
};