hardhat.config.js

require("@nomiclabs/hardhat-waffle");
require("hardhat-contract-sizer");
require("@nomiclabs/hardhat-etherscan");
require("@openzeppelin/hardhat-upgrades");
require("dotenv").config();

// This is a sample Buidler task. To learn how to create your own go to
// https://buidler.dev/guides/create-task.html
task("accounts", "Prints the list of accounts", async () => {
	const accounts = await ethers.getSigners();

	for (const account of accounts) {
		console.log(await account.getAddress());
	}
});

module.exports = {
	contractSizer: {
		alphaSort: true,
		runOnCompile: true,
		disambiguatePaths: false,
	},
	optimizer: {
		enabled: true,
		runs: 2000,
	},
	// defaultNetwork: "hardhat",
	etherscan: {
		apiKey: process.env.ETHERSCAN_API_KEY,
	},
	networks: {
		hardhat: {
			allowUnlimitedContractSize: true,
			loggingEnabled: true,
		},
		localhost: {
			url: "http://127.0.0.1:8545", // same address and port for both Buidler and Ganache node
			gas: 8000000,
			gasLimit: 8000000,
			gasPrice: 1,
		},
		kovan: {
			url: process.env.KOVAN_INFURA_URL ? process.env.KOVAN_INFURA_URL : "",
			accounts: process.env.KOVAN_DEV_PRIVATE_KEY ? [`0x${process.env.KOVAN_DEV_PRIVATE_KEY}`] : [],
			gas: 8000000,
			gasLimit: 8000000,
			gasPrice: 31000000000,
		},
		mainnet: {
			url: process.env.MAINNET_INFURA_URL ? process.env.MAINNET_INFURA_URL : "",
			accounts: process.env.MAINNET_DEV_PRIVATE_KEY ? [`0x${process.env.MAINNET_DEV_PRIVATE_KEY}`] : [],
			gasLimit: 8000000,
		},
		fantom: {
			url: "https://rpcapi.fantom.network",
			accounts: process.env.MAINNET_DEV_PRIVATE_KEY ? [`0x${process.env.MAINNET_DEV_PRIVATE_KEY}`] : [],
			gas: 8000000,
			gasLimit: 8000000,
		},
	},
	solidity: {
		version: "0.8.0",
		settings: {
			optimizer: {
				enabled: true,
				runs: 2000,
			},
		},
	},
};