hardhat.config.ts

import 'dotenv/config';

import 'hardhat-deploy';
import '@tenderly/hardhat-tenderly';
import '@eth-optimism/hardhat-ovm';
import '@nomiclabs/hardhat-waffle';
import '@nomiclabs/hardhat-ethers';
import '@nomiclabs/hardhat-etherscan';
import 'hardhat-interface-generator';

import './tasks/peronio';
import './tasks/dex';
import './tasks/polygonscan';

//
// Select the network you want to deploy to here:
//
const defaultNetwork = 'localhost';

const gasPrice = parseFloat(process.env.GAS_PRICE || '1');
const PRIVATE_KEY = process.env.PRIVATE_KEY ?? '';
const ETHERSCAN_API = process.env.ETHERSCAN_API ?? '';

module.exports = {
  defaultNetwork,
  gasPrice,
  networks: {
    hardhat: {
      chainId: 31337,
      forking: {
        url: "https://polygon-mainnet.g.alchemy.com/v2/Wi60JHV5bj80NSw9BCvE48Gz5Z-3oajq",
        blockNumber: 24464942
      },
      mining: {
        auto: true,
        interval: 1000
      }
    },
    localhost: {
      chainId: 31337,
      url: 'http://localhost:8545',
      accounts: [`${PRIVATE_KEY}`],
    },
    matic: {
      chainId: 137,
      url: 'https://polygon-mainnet.infura.io/v3/2343217699c44b45851935789f1f89e6',
      gasPrice: gasPrice * 10 ** 9,
      accounts: [`${PRIVATE_KEY}`],
    },
    mumbai: {
      chainId: 80001,
      url: 'https://rpc-mumbai.maticvigil.com/',
      gasPrice: gasPrice * 10 ** 9,
      accounts: [`${PRIVATE_KEY}`],
    },
  },
  etherscan: {
    apiKey: ETHERSCAN_API,
  },
  solidity: {
    compilers: [
      {
        version: '0.8.4',
        settings: {
          optimizer: {
            enabled: true,
            runs: 200,
          },
        },
      },
      {
        version: '0.6.12',
        settings: {
          optimizer: {
            enabled: true,
            runs: 200,
          },
        },
      },
    ],
  },
  ovm: {
    solcVersion: '0.7.6',
  },
  namedAccounts: {
    deployer: {
      default: 0, // here this will by default take the first account as deployer
    },
  },
};