BlockmanCodes’s gists

BlockmanCodes / 01_deployContracts.js

Created May 22, 2023 13:13

Uniswap V3: Deploy contracts locally - updated may 2023

	const { ContractFactory, utils } = require("ethers")
	const WETH9 = require("../WETH9.json")

	const fs = require('fs');
	const { promisify } = require('util');

	const artifacts = {
	UniswapV3Factory: require("@uniswap/v3-core/artifacts/contracts/UniswapV3Factory.sol/UniswapV3Factory.json"),
	SwapRouter: require("@uniswap/v3-periphery/artifacts/contracts/SwapRouter.sol/SwapRouter.json"),
	NFTDescriptor: require("@uniswap/v3-periphery/artifacts/contracts/libraries/NFTDescriptor.sol/NFTDescriptor.json"),

BlockmanCodes / listenV3Liquidity.js

Created May 28, 2023 20:40

Uniswap V3: Listen for liquidity events on pools

	const ethers = require('ethers')

	const v3PoolArtifact = require("@uniswap/v3-core/artifacts/contracts/UniswapV3Pool.sol/UniswapV3Pool.json")

	const poolAddresses = [
	'0x88e6a0c2ddd26feeb64f039a2c41296fcb3f5640', // USDC/ETH 0.05%
	'0xcbcdf9626bc03e24f779434178a73a0b4bad62ed', // WBTC/ETH 0.3%
	'0x5777d92f208679db4b9778590fa3cab3ac9e2168', // DAI/USDC 0.01%
	'0x8ad599c3a0ff1de082011efddc58f1908eb6e6d8', // USDC/ETH 0.3%
	'0x4585fe77225b41b697c938b018e2ac67ac5a20c0', // WBTC/ETH 0.05%

BlockmanCodes / 01_deployContracts.js

Created May 31, 2023 12:24

Uniswap V3: protocol fees

	const { ContractFactory, utils } = require("ethers")
	const WETH9 = require("../WETH9.json")

	const fs = require('fs');
	const { promisify } = require('util');

	const artifacts = {
	UniswapV3Factory: require("@uniswap/v3-core/artifacts/contracts/UniswapV3Factory.sol/UniswapV3Factory.json"),
	SwapRouter: require("@uniswap/v3-periphery/artifacts/contracts/SwapRouter.sol/SwapRouter.json"),
	NFTDescriptor: require("@uniswap/v3-periphery/artifacts/contracts/libraries/NFTDescriptor.sol/NFTDescriptor.json"),

BlockmanCodes / 00_findPools.js

Created June 7, 2023 12:32

Kyber: get dmm pool addresses

	const ethers = require('ethers');

	const dmmFactoryAbi = require("../abis/dmmFactory.json")

	WETH_ADDRESS= '0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2'
	USDT_ADDRESS= '0xdAC17F958D2ee523a2206206994597C13D831ec7'
	DMM_FACTORY_ADDRESS='0x833e4083B7ae46CeA85695c4f7ed25CDAd8886dE'

	const provider = new ethers.providers.JsonRpcProvider('http://127.0.0.1:8545/')

BlockmanCodes / 01_classicSwap.js

Last active April 9, 2024 18:04

Kyber (classic): swap eth to usdt

	const ethers = require('ethers');


	const dmmRouterAbi = require("../abis/dmmRouter.json")
	const erc20Abi = require("../abis/erc20.json")
	const wethAbi = require("../abis/weth.json")


	WETH_ADDRESS= '0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2'
	USDT_ADDRESS= '0xdAC17F958D2ee523a2206206994597C13D831ec7'

BlockmanCodes / getPrice.js

Created June 16, 2023 12:25

Uni V3: getPriceFromTick

	const JSBI = require('jsbi')
	const { TickMath, FullMath } = require('@uniswap/v3-sdk')

	const baseToken = '0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599' // WETH
	const quoteToken = '0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2' // WBTC

	async function main(
	baseToken,
	quoteToken,
	inputAmount,

BlockmanCodes / abis__erc20.json

Last active May 29, 2025 04:10

Pancake Swap: exactInputSingle

	[
	{
	"inputs": [],
	"stateMutability": "nonpayable",
	"type": "constructor"
	},
	{
	"anonymous": false,
	"inputs": [
	{

BlockmanCodes / listen.js

Created July 13, 2023 01:44

Uniswap V3: listen all pools

	const ethers = require('ethers')

	const poolAbi = [
	{
	"anonymous": false,
	"inputs": [
	{"indexed": true, "internalType": "address", "name": "sender", "type": "address"},
	{"indexed": true, "internalType": "address", "name": "recipient", "type": "address"},
	{"indexed": false, "internalType": "int256", "name": "amount0", "type": "int256"},
	{"indexed": false, "internalType": "int256", "name": "amount1", "type": "int256"},

BlockmanCodes / 01_simpleSwap.js

Created July 23, 2023 20:04

Uniswap: Universal Router: ETH to USDC

	const { SwapRouter } = require('@uniswap/universal-router-sdk')
	const { TradeType, Ether, Token, CurrencyAmount, Percent } = require('@uniswap/sdk-core')
	const { Trade: V2Trade } = require('@uniswap/v2-sdk')
	const { Pool, nearestUsableTick, TickMath, TICK_SPACINGS, FeeAmount, Trade: V3Trade, Route: RouteV3 } = require('@uniswap/v3-sdk')
	const { MixedRouteTrade, Trade: RouterTrade } = require('@uniswap/router-sdk')
	const IUniswapV3Pool = require('@uniswap/v3-core/artifacts/contracts/UniswapV3Pool.sol/UniswapV3Pool.json')
	const JSBI = require('jsbi')
	const erc20Abi = require('../abis/erc20.json')

BlockmanCodes / 01_impersonateSigner.js

Created August 11, 2023 01:31

Hardhat: impersonate signer when forking

	const SwapRouterArtifact = require('@uniswap/v3-periphery/artifacts/contracts/SwapRouter.sol/SwapRouter.json')

	const erc20Abi = [
	{
	"inputs": [
	{"internalType": "address", "name": "spender", "type": "address"},
	{"internalType": "uint256", "name": "amount", "type": "uint256"}
	],
	"name": "approve",
	"outputs": [{"internalType": "bool", "name": "", "type": "bool"}],

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