hardhat.config.js

require("@nomiclabs/hardhat-waffle")
require("@nomiclabs/hardhat-etherscan")
require("hardhat-contract-sizer")
require('@typechain/hardhat')

const {
  BSC_URL,
  BSC_DEPLOY_KEY,
  BSCSCAN_API_KEY,
  POLYGONSCAN_API_KEY,
  SNOWTRACE_API_KEY,
  ARBISCAN_API_KEY,
  ETHERSCAN_API_KEY,
  BSC_TESTNET_URL,
  BSC_TESTNET_DEPLOY_KEY,
  ARBITRUM_TESTNET_DEPLOY_KEY,
  ARBITRUM_TESTNET_URL,
  ARBITRUM_DEPLOY_KEY,
  ARBITRUM_URL,
  AVAX_DEPLOY_KEY,
  AVAX_URL,
  POLYGON_DEPLOY_KEY,
  POLYGON_URL,
  MAINNET_URL,
  MAINNET_DEPLOY_KEY
} = require("./env.json")

// This is a sample Hardhat task. To learn how to create your own go to
// https://hardhat.org/guides/create-task.html
task("accounts", "Prints the list of accounts", async () => {
  const accounts = await ethers.getSigners()

  for (const account of accounts) {
    console.info(account.address)
  }
})

// You need to export an object to set up your config
// Go to https://hardhat.org/config/ to learn more

/**
 * @type import('hardhat/config').HardhatUserConfig
 */
module.exports = {
  networks: {
    localhost: {
      timeout: 120000
    },
    hardhat: {
      allowUnlimitedContractSize: true
    },
    // bsc: {
    //   url: BSC_URL,
    //   chainId: 56,
    //   gasPrice: 10000000000,
    //   accounts: [BSC_DEPLOY_KEY]
    // },
    // testnet: {
    //   url: BSC_TESTNET_URL,
    //   chainId: 97,
    //   gasPrice: 20000000000,
    //   accounts: [BSC_TESTNET_DEPLOY_KEY]
    // },
    // arbitrumTestnet: {
    //   url: ARBITRUM_TESTNET_URL,
    //   gasPrice: 10000000000,
    //   chainId: 421611,
    //   accounts: [ARBITRUM_TESTNET_DEPLOY_KEY]
    // },
    // arbitrum: {
    //   url: ARBITRUM_URL,
    //   gasPrice: 30000000000,
    //   chainId: 42161,
    //   accounts: [ARBITRUM_DEPLOY_KEY]
    // },
    // avax: {
    //   url: AVAX_URL,
    //   gasPrice: 200000000000,
    //   chainId: 43114,
    //   accounts: [AVAX_DEPLOY_KEY]
    // },
    // polygon: {
    //   url: POLYGON_URL,
    //   gasPrice: 100000000000,
    //   chainId: 137,
    //   accounts: [POLYGON_DEPLOY_KEY]
    // },
    mainnet: {
      url: MAINNET_URL,
      // gasPrice: 50000000000,
      accounts: [MAINNET_DEPLOY_KEY],
      gasLimit: 9721900,
      gasPrice: 101000000000
    }
  },
  etherscan: {
    apiKey: {
      mainnet: MAINNET_DEPLOY_KEY,
      // arbitrumOne: ARBISCAN_API_KEY,
      // avalanche: SNOWTRACE_API_KEY,
      // bsc: BSCSCAN_API_KEY,
      // polygon: POLYGONSCAN_API_KEY,
    }
  },
  solidity: {
    version: "0.6.12",
    settings: {
      optimizer: {
        enabled: true,
        runs: 1
      }
    }
  },
  typechain: {
    outDir: "typechain",
    target: "ethers-v5",
  },
}