hardhat.config.js

require('@nomicfoundation/hardhat-toolbox')
require('@nomiclabs/hardhat-ethers')
require('@openzeppelin/hardhat-upgrades')
require('hardhat-contract-sizer')
require('path')
const dotenv = require('dotenv')

dotenv.config({ path: './.env' })

/** @type import('hardhat/config').HardhatUserConfig */
module.exports = {
  solidity: {
    version: '0.8.12',
    settings: {
      optimizer: {
        enabled: true,
        runs: 1,
        details: {
          yul: true
        }
      },
      viaIR: true
    }
  },
  mocha: {
    timeout: 100000000
  },
  contractSizer: {
    alphaSort: true,
    runOnCompile: true,
    disambiguatePaths: false
  },
  networks: {
    ethereum: {
      url: `https://eth.llamarpc.com`,
      accounts: [process.env.ETH_PRIVATE_KEY]
    },
    polygon: {
      url: `https://polygon-rpc.com`,
      accounts: [process.env.POLYGON_PRIVATE_KEY]
    },
    goerli: {
      url: `https://goerli.infura.io/v3/${process.env.WEB3_INFURA_PROJECT_ID}`,
      accounts: [process.env.GOERLI_PRIVATE_KEY]
    },
    mumbai: {
      url: `https://polygon-mumbai.infura.io/v3/${process.env.WEB3_INFURA_PROJECT_ID}`,
      accounts: [process.env.MUMBAI_PRIVATE_KEY]
    },
    bsc_testnet: {
      url: `https://endpoints.omniatech.io/v1/bsc/testnet/public`,
      accounts: [process.env.BSC_TEST_PRIVATE_KEY]
    }
  },
  etherscan: {
    apiKey: {
      polygon: process.env.POLYGONSCAN_TOKEN,
      polygonMumbai: process.env.POLYGONSCAN_TOKEN,
      goerli: process.env.ETHERSCAN_TOKEN,
      etherum: process.env.ETHERSCAN_TOKEN,
    },
    customChains: [
      {
        network: 'goerli',
        chainId: 5,
        urls: {
          apiURL: 'http://api-goerli.etherscan.io/api',
          browserURL: 'https://goerli.etherscan.io/'
        }
      },
      {
        network: 'etherum',
        chainId: 1,
        urls: {
          apiURL: 'https:/api.etherscan.io/api',
          browserURL: 'https://etherscan.io/'
        }
      },
      {
        network: 'mumbai',
        chainId: 80001,
        urls: {
          apiURL: 'https://api-testnet.polygonscan.com/api',
          browserURL: 'https://mumbai.polygonscan.com/'
        }
      },
      {
        network: 'bsc_testnet',
        chainId: 97,
        urls: {
          apiURL: 'https:/api-testnet.bscscan.com/api',
          browserURL: 'https://bscscan.com/'
        }
      }
    ]
  }
}