hardhat.config.js

require("dotenv").config();
require("@nomiclabs/hardhat-etherscan");
require("@nomiclabs/hardhat-waffle");
require("hardhat-gas-reporter");
require("solidity-coverage");
require("hardhat-deploy");
require("hardhat-contract-sizer");

const RINKEBY_RPC_URL = process.env.RINKEBY_RPC_URL || "";
const PRIVATE_KEY = process.env.PRIVATE_KEY || "";
const ETHERSCAN_API_KEY = process.env.ETHERSCAN_API_KEY || "";
const COINMARKETCAP_API_KEY = process.env.COINMARKETCAP_API_KEY || "";
const MAINNET_RPC_URL = process.env.MAINNET_RPC_URL || "";

module.exports = {
    solidity: {
        compilers: [{ version: "0.8.7" }, { version: "0.6.12" }, { version: "0.4.19" }],
    },
    defaultNetwork: "hardhat",
    networks: {
        hardhat: {
            chainId: 31337,
            blockConfirmations: 1,
            forking: {
                url: MAINNET_RPC_URL,
            },
        },
        localhost: {
            chainId: 31337,
            blockConfirmations: 1,
        },
        rinkeby: {
            url: RINKEBY_RPC_URL,
            chainId: 4,
            accounts: [PRIVATE_KEY],
            blockConfirmations: 6,
        },
    },
    gasReporter: {
        enabled: false,
        outputFile: "gas-report.txt",
        noColors: true,
        currency: "NGN",
        coinmarketcap: COINMARKETCAP_API_KEY,
        // token: "MATIC",
    },
    etherscan: {
        apiKey: ETHERSCAN_API_KEY,
    },
    namedAccounts: {
        deployer: {
            default: 0,
            1: 0,
        },
        player: {
            default: 1,
        },
    },
    mocha: {
        timeout: 500000,
    },
};