base-learn/hardhat.config.ts at main · JSONbored/base-learn · GitHub

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import { HardhatUserConfig } from "hardhat/config";
import "@nomicfoundation/hardhat-toolbox";
import "@nomicfoundation/hardhat-verify";
import "hardhat-deploy";
import "hardhat-gas-reporter";
import "solidity-coverage";
import * as dotenv from "dotenv";

dotenv.config();

const PRIVATE_KEY = process.env.PRIVATE_KEY || "0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80";
const BASE_SEPOLIA_RPC = process.env.BASE_SEPOLIA_RPC || "https://sepolia.base.org";
const BASESCAN_API_KEY = process.env.BASESCAN_API_KEY || "";
const COINMARKETCAP_API_KEY = process.env.COINMARKETCAP_API_KEY || "";

const config: HardhatUserConfig = {
  solidity: {
    compilers: [
      {
        version: "0.8.24",
        settings: {
          optimizer: {
            enabled: true,
            runs: 200,
          },
        },
      },
      {
        version: "0.8.17",
        settings: {
          optimizer: {
            enabled: true,
            runs: 200,
          },
        },
      }
    ],
  },
  networks: {
    hardhat: {
      chainId: 31337,
      forking: {
        url: BASE_SEPOLIA_RPC,
        enabled: false, // Enable when needed for forking lessons
      },
    },
    baseSepolia: {
      url: BASE_SEPOLIA_RPC,
      chainId: 84532,
      accounts: [PRIVATE_KEY],
      gasPrice: "auto",
    },
    sepolia: {
      url: process.env.SEPOLIA_RPC || "https://rpc.sepolia.org",
      chainId: 11155111,
      accounts: [PRIVATE_KEY],
    },
    localhost: {
      url: "http://127.0.0.1:8545",
      chainId: 31337,
    },
  },
  etherscan: {
    apiKey: {
      baseSepolia: BASESCAN_API_KEY,
      sepolia: process.env.ETHERSCAN_API_KEY || "",
    },
    customChains: [
      {
        network: "baseSepolia",
        chainId: 84532,
        urls: {
          apiURL: "https://api-sepolia.basescan.org/api",
          browserURL: "https://sepolia.basescan.org",
        },
      },
    ],
  },
  gasReporter: {
    enabled: process.env.REPORT_GAS === "true",
    currency: "USD",
    coinmarketcap: COINMARKETCAP_API_KEY,
    token: "ETH",
  },
  paths: {
    sources: "./contracts",
    tests: "./test",
    cache: "./cache",
    artifacts: "./artifacts",
    deploy: "./scripts/deploy",
    deployments: "./deployments",
  },
  namedAccounts: {
    deployer: {
      default: 0,
    },
    user1: {
      default: 1,
    },
    user2: {
      default: 2,
    },
  },
  mocha: {
    timeout: 40000,
  },
};

export default config;