config.js

const { ethers } = require("ethers");

let envFlag = 'local'

let env = {
  opdev: {
    url: "http://106.75.76.46:33373",
    address: "0x00000398232e2064f896018496b4b44b3d62751f",
    privateKey: "6587ae678cf4fc9a33000cdbf9f35226b71dcc6a4684a31203241f9bcfd55d27"
  },
  a: {
    url: "http://106.75.48.16:32272",
    address: "0x00000398232e2064f896018496b4b44b3d62751f",
    privateKey: "6587ae678cf4fc9a33000cdbf9f35226b71dcc6a4684a31203241f9bcfd55d27"
  },
  local: {
    url: "http://127.0.0.1:8545",
    address: "0x927BAEF0a6ae6CdB4d2e2c01BacCAe2A963B60Ca",
    privateKey: "d85ca052fa6b54affef2ad21cc677e31507696a9b5bc0efea866b19cc5f34cbe"
  },
}

const url = env[envFlag].url;
const address = env[envFlag].address;
const privateKey = env[envFlag].privateKey;

let provider = new ethers.providers.JsonRpcProvider(url);
let signer = new ethers.Wallet(privateKey, provider);

let format = (x) => console.log(ethers.utils.formatUnits(x, 0));

module.exports = {
  ethers: ethers,
  address: address,
  provider: provider,
  signer: signer,
  format: format,
};