hardhat.config.ts

import 'dotenv/config'
import '@typechain/hardhat'
import '@nomiclabs/hardhat-ethers'
import '@nomiclabs/hardhat-waffle'
import 'hardhat-contract-sizer'
import 'hardhat-abi-exporter'
import 'solidity-coverage'
import 'hardhat-spdx-license-identifier'
import 'hardhat-deploy'
import 'hardhat-deploy-ethers'
import 'hardhat-gas-reporter'
import { HardhatUserConfig } from 'hardhat/types'

const COMPILER_SETTINGS = {
  optimizer: {
    enabled: true,
    runs: 1000000,
  },
  metadata: {
    bytecodeHash: 'none',
  },
}

const accounts = {
  mnemonic: process.env.MNEMONIC,
}

/**
 * @type import('hardhat/config').HardhatUserConfig
 */
const config: HardhatUserConfig = {
  abiExporter: {
    path: './abi',
  },
  paths: {
    artifacts: './artifacts',
    cache: './cache',
    sources: './contracts',
    tests: './test',
  },
  typechain: {
    outDir: './typechain',
    target: 'ethers-v5',
  },
  defaultNetwork: 'hardhat',
  mocha: {
    timeout: 20000,
  },
  namedAccounts: {
    deployer: {
      default: 0,
    },
    dev: {
      // Default to 1
      default: 0,
    },
    treasury: {
      default: 1,
    },
    investor: {
      default: 2,
    },
  },
  networks: {
    hardhat: {},
    km: {
      url: 'https://rpc-mainnet.kcc.network',
      accounts,
      chainId: 321,
      live: true,
      saveDeployments: true,
      tags: ['staging'],
      gasMultiplier: 2,
      blockGasLimit: 300000,
    },
    kt: {
      url: 'https://rpc-testnet.kcc.network',
      accounts,
      chainId: 322,
      live: true,
      saveDeployments: true,
      tags: ['staging'],
      timeout: 4000000,
      gasMultiplier: 2,
    },
  },
  solidity: {
    compilers: [
      {
        version: '0.4.18',
        settings: COMPILER_SETTINGS,
      },
      {
        version: '0.7.6',
        settings: COMPILER_SETTINGS,
      },
      {
        version: '0.8.6',
        settings: COMPILER_SETTINGS,
      },
    ],
  },
  spdxLicenseIdentifier: {
    overwrite: false,
    runOnCompile: true,
  },
  contractSizer: {
    alphaSort: true,
    runOnCompile: false,
    disambiguatePaths: false,
  },
}

export default config