hardhat.config.ts

require("dotenv").config(); // eslint-disable-line
import "hardhat-typechain";
import { HardhatUserConfig } from "hardhat/config";
import "@nomiclabs/hardhat-waffle";
import "@nomiclabs/hardhat-etherscan";

const INFURA_PROJECT_ID = process.env.INFURA_PROJECT_ID;
const ALCHEMY_PROJECT_ID = process.env.ALCHEMY_PROJECT_ID;
const alchemyEndpoint = `https://eth-mainnet.alchemyapi.io/v2/${ALCHEMY_PROJECT_ID}`;
const MNEMONIC = process.env.MNEMONIC;
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY;
import { CONFIG } from "./test/Config";
const LOCALHOST = "http://127.0.0.1:8545";

// You need to export an object to set up your config
// Go to https://hardhat.org/config/ to learn moreww
const config: HardhatUserConfig = {
  solidity: {
    version: "0.7.3",
    settings: {
      optimizer: {
        enabled: true,
        runs: 200,
      },
    },
  },
  networks: {
    hardhat: {
      chainId: 1,
      accounts: {
        mnemonic: MNEMONIC,
        accountsBalance: "300000000000000000000000",
      },
      forking: {
        enabled: true,
        url: alchemyEndpoint ? alchemyEndpoint : LOCALHOST,
        blockNumber: CONFIG.BLOCK_NO,
      },
      blockGasLimit: 20000000,
      allowUnlimitedContractSize: true,
    },
    kovan: {
      url: `https://kovan.infura.io/v3/${INFURA_PROJECT_ID}`,
      accounts: {
        mnemonic: MNEMONIC,
      },
      blockGasLimit: 20000000,
    },
    rinkeby: {
      url: `https://rinkeby.infura.io/v3/${INFURA_PROJECT_ID}`,
      accounts: {
        mnemonic: MNEMONIC,
      },
      blockGasLimit: 20000000,
    },
    mainnet: {
      url: `https://mainnet.infura.io/v3/${INFURA_PROJECT_ID}`,
      chainId: 1,
      accounts: {
        mnemonic: MNEMONIC,
      },
      blockGasLimit: 20000000,
    },
    maticTestnet: {
      url: `https://polygon-mumbai.infura.io/v3/${INFURA_PROJECT_ID}`,
      chainId: 80001,
      accounts: {
        mnemonic: MNEMONIC,
      },
    },
    matic: {
      url: `https://polygon-mainnet.infura.io/v3/${INFURA_PROJECT_ID}`,
      chainId: 137,
      accounts: {
        mnemonic: MNEMONIC,
      },
      // Issue for polygon
      // https://github.com/nomiclabs/hardhat/issues/1828
      gasPrice: 8000000000,
    },
    arbitrum: {
      url: `https://arbitrum-mainnet.infura.io/v3/${INFURA_PROJECT_ID}`,
      chainId: 42161,
      accounts: {
        mnemonic: MNEMONIC,
      },
    },
    arbitrumTestnet: {
      url: `https://arbitrum-rinkeby.infura.io/v3/${INFURA_PROJECT_ID}`,
      chainId: 421611,
      accounts: {
        mnemonic: MNEMONIC,
      },
    },
  },
  etherscan: {
    apiKey: ETHERSCAN_API_KEY,
  },
  mocha: {
    timeout: 1200000,
  },
};

export default config;