hardhat.config.ts

import * as dotenvenc from "@chainlink/env-enc"
dotenvenc.config();

import { HardhatUserConfig, extendEnvironment } from "hardhat/config";
import { createProvider } from "hardhat/internal/core/providers/construction";
import "@nomicfoundation/hardhat-toolbox";
import './tasks';

const PRIVATE_KEY = process.env.PRIVATE_KEY;
const ETHEREUM_SEPOLIA_RPC_URL = process.env.ETHEREUM_SEPOLIA_RPC_URL;
const OPTIMISM_SEPOLIA_RPC_URL = process.env.OPTIMISM_SEPOLIA_RPC_URL;
const ARBITRUM_SEPOLIA_RPC_URL = process.env.ARBITRUM_SEPOLIA_RPC_URL;
const AVALANCHE_FUJI_RPC_URL = process.env.AVALANCHE_FUJI_RPC_URL;
const POLYGON_AMOY_RPC_URL = process.env.POLYGON_AMOY_RPC_URL;
const BNB_CHAIN_TESTNET_RPC_URL = process.env.BNB_CHAIN_TESTNET_RPC_URL;
const BASE_SEPOLIA_RPC_URL = process.env.BASE_SEPOLIA_RPC_URL;
const KROMA_SEPOLIA_RPC_URL = process.env.KROMA_SEPOLIA_RPC_URL;
const WEMIX_TESTNET_RPC_URL = process.env.WEMIX_TESTNET_RPC_URL;
const GNOSIS_CHIADO_RPC_URL = process.env.GNOSIS_CHIADO_RPC_URL;
const CELO_ALFAJORES_RPC_URL = process.env.CELO_ALFAJORES_RPC_URL;

declare module "hardhat/types/runtime" {
  export interface HardhatRuntimeEnvironment {
    changeNetwork: Function
  }
}

extendEnvironment(async (hre) => {
  hre.changeNetwork = async function changeNetwork(newNetwork: string) {
    hre.network.name = newNetwork;
    hre.network.config = hre.config.networks[newNetwork];
    hre.ethers.provider = new hre.ethers.providers.JsonRpcProvider(hre.network.config.url);
    hre.network.provider = await createProvider(hre.config, newNetwork);
  }
})

const config: HardhatUserConfig = {
  solidity: "0.8.19",
  defaultNetwork: 'ethereumSepolia', // Source Chain
  networks: {
    hardhat: {
      chainId: 31337
    },
    ethereumSepolia: {
      url: ETHEREUM_SEPOLIA_RPC_URL !== undefined ? ETHEREUM_SEPOLIA_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 11155111
    },
    polygonAmoy: {
      url: POLYGON_AMOY_RPC_URL !== undefined ? POLYGON_AMOY_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 80002
    },
    optimismSepolia: {
      url: OPTIMISM_SEPOLIA_RPC_URL !== undefined ? OPTIMISM_SEPOLIA_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 11155420,
    },
    arbitrumSepolia: {
      url: ARBITRUM_SEPOLIA_RPC_URL !== undefined ? ARBITRUM_SEPOLIA_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 421614
    },
    avalancheFuji: {
      url: AVALANCHE_FUJI_RPC_URL !== undefined ? AVALANCHE_FUJI_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 43113
    },
    bnbChainTestnet: {
      url: BNB_CHAIN_TESTNET_RPC_URL !== undefined ? BNB_CHAIN_TESTNET_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 97
    },
    baseSepolia: {
      url: BASE_SEPOLIA_RPC_URL !== undefined ? BASE_SEPOLIA_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 84532
    },
    kromaSepolia: {
      url: KROMA_SEPOLIA_RPC_URL !== undefined ? KROMA_SEPOLIA_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 2358
    },
    wemixTestnet: {
      url: WEMIX_TESTNET_RPC_URL !== undefined ? WEMIX_TESTNET_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 1112
    },
    gnosisChiado: {
      url: GNOSIS_CHIADO_RPC_URL !== undefined ? GNOSIS_CHIADO_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 10200
    },
    celoAlfajores: {
      url: CELO_ALFAJORES_RPC_URL !== undefined ? CELO_ALFAJORES_RPC_URL : '',
      accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
      chainId: 44787
    }
  }
};

export default config;