hardhat.config.ts

import { config as dotEnvConfig } from 'dotenv';

dotEnvConfig();

import '@openzeppelin/hardhat-upgrades';
import '@nomiclabs/hardhat-waffle';
import '@nomiclabs/hardhat-etherscan';
import 'hardhat-gas-reporter';
import 'hardhat-typechain';
import 'hardhat-deploy';
import 'hardhat-contract-sizer';
import './tasks/faucet';
import './tasks/checkbalance';
import './tasks/checkbalances';
import './tasks/buyzap';
import './tasks/initProvider';
import './tasks/initProviderCurve';
import './tasks/setEndpointParams';
import './tasks/bond';
import './tasks/dispatch';
// import './tasks/dispatchCoinGecko';
// import './tasks/dispatchCGPriceClient';
// import './tasks/dispatchBittrex';
// import './tasks/checkClient';
import './tasks/verifyContract.js';
// import './tasks/mine';
import './tasks/zapVaultInitOwnership';
import './tasks/zapVaultClaim';
import './tasks/zapMarketInitOwnership';
import './tasks/zapMarketClaim';
import './tasks/mediaFactoryTransfer';
import './tasks/zapMediaInitOwnership';
import './tasks/zapMediaClaim';

require('hardhat-tracer');

import { getBSCGasPrice } from './scripts/getGasPrice';
const fs = require('fs'); // required for reading BSC gas price

// TODO: reenable solidity-coverage when it works
// import "solidity-coverage";

const INFURA_API_KEY = process.env.INFURA_API_KEY || '';
const RINKEBY_PRIVATE_KEY =
  process.env.RINKEBY_PRIVATE_KEY! ||
  '0xc87509a1c067bbde78beb793e6fa76530b6382a4c0241e5e4a9ec0a0f44dc0d3'; // well known private key
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY;
const BSC_API_KEY = process.env.BSC_API_KEY;
const KOVAN_PRIVATE_KEY =
  process.env.KOVAN_PRIVATE_KEY ||
  '0xc87509a1c067bbde78beb793e6fa76530b6382a4c0241e5e4a9ec0a0f44dc0d3';

getBSCGasPrice();

const config = {
  solidity: {
    compilers: [
      { version: '0.4.24', settings: {} },
      { version: '0.5.16', settings: {} },
      { version: '0.6.8', settings: {} },
      { version: '0.7.3', settings: {} },
      { version: '0.7.6', settings: {} },
      {
        version: '0.8.4',
        settings: {
          optimizer: {
            enabled: true
            // runs
          }
        }
      }
    ]
  },
  gasReporter: {
    enabled: true,
    currency: 'USD',
    gasPrice: 0.0,
    coinmarketcap: process.env.COINMARKETCAP_API_KEY
  },
  networks: {
    // mainnet: {
    //   url: 'https://mainnet.infura.io/v3/bc0266c92ce34146865122a0b095f44c',
    //   accounts: { mnemonic: process.env.MNEMONIC },
    //   gasPrice: 160463534099,
    //   gas: 2000000,
    //   gasMultiplier: 2,
    //   blockGasLimit: 30000000,
    //   timeout: 900000,
    // },
    rinkeby: {
      url: 'https://speedy-nodes-nyc.moralis.io/732ab4a941019375863742e4/eth/rinkeby',
      accounts: [RINKEBY_PRIVATE_KEY]
    },
    kovan: {
      url: 'https://speedy-nodes-nyc.moralis.io/732ab4a941019375863742e4/eth/kovan',
      accounts: [KOVAN_PRIVATE_KEY]
    },
    binanceMainnet: {
      url: 'https://bsc-dataseed1.binance.org/',
      chainId: 56,
      gas: 30000000,
      gasPrice: 20000000000,
      accounts: process.env.MNEMONIC ? { mnemonic: process.env.MNEMONIC } : undefined,
      timeout: 300000
    },
    bscTestnet: {
      url: 'https://data-seed-prebsc-1-s1.binance.org:8545/',
      chainId: 97,
      gasPrice: 20000000000,
      accounts: process.env.BSC_TESTNET_KEY ? [process.env.BSC_TESTNET_KEY] : undefined,
      timeout: 300000
    },
    hardhat: {
      gas: 12000000,
      gasPrice: 10000000000,
      blockGasLimit: 0x1fffffffffffff,
      allowUnlimitedContractSize: true,
      timeout: 300000,
      // forking: {
      //   url: "https://eth-mainnet.alchemyapi.io/v2/purTbbUAOxZZnq4jSom9OiNTfeF7nUWy",
      //   blockNumber: 13710736
      // }
    },
    localhost: {
      url: 'http://127.0.0.1:8545/'
    },
    coverage: {
      url: 'http://127.0.0.1:8555' // Coverage launches its own ganache-cli client
    }
  },
  etherscan: {
    // Your API key for Etherscan
    // Obtain one at https://etherscan.io/
    // apiKey: BSC_API_KEY
  },
  mocha: {
    timeout: 1000000,
    // parallel: true
  },
  namedAccounts: {
    deployer: {
      default: 0 // here this will by default take the first account as deployer
    }
  }
};

// read BSC gas price and assign the gas reporter and hardhat network's gas price to it
try {
  let data = fs.readFileSync('./output/bscGas.txt', 'utf8');
  data = data.replaceAll('"', '');
  data = Number.parseInt(data);
  config.networks.hardhat.gasPrice = data;
  let parsedData = (data / 1000000000).toFixed(2); // round to 2 decimal places
  config.gasReporter.gasPrice = Number(parsedData);
} catch (err) {
  console.error(err);
}

export default config;