Sandwich-SOL-Integration

cargo new solana_mev_bot
cd solana_mev_bot

[dependencies]
solana-client = "1.9.0"
solana-sdk = "1.9.0"
serum-dex = "0.3.1"
tokio = { version = "1", features = ["full"] }
dotenv = "0.15.0"

// src/main.rs
use solana_client::rpc_client::RpcClient;
use solana_sdk::{
    commitment_config::CommitmentConfig,
    signature::{Keypair, Signer},
    transaction::Transaction,
    pubkey::Pubkey,
};
use tokio::time::{self, Duration};
use serum_dex::instruction::MarketInstruction;
use std::str::FromStr;
use dotenv::dotenv;
use std::env;

const SERUM_MARKET: &str = "Serum market address";
const RAYDIUM_MARKET: &str = "Raydium market address";
const TOKEN_MINT: &str = "Token mint address";

async fn check_arbitrage(client: &RpcClient, wallet: &Keypair) -> Result<(), Box<dyn std::error::Error>> {
    // Fetch prices from Serum and Raydium
    let serum_price = get_price(&client, SERUM_MARKET).await?;
    let raydium_price = get_price(&client, RAYDIUM_MARKET).await?;

    // Compare prices and perform arbitrage if there is a profitable opportunity
    if serum_price > raydium_price {
        println!("Arbitrage Opportunity: Buy on Raydium, Sell on Serum");
        execute_trade(&client, &wallet, SERUM_MARKET, raydium_price, TOKEN_MINT).await?;
    } else if raydium_price > serum_price {
        println!("Arbitrage Opportunity: Buy on Serum, Sell on Raydium");
        execute_trade(&client, &wallet, RAYDIUM_MARKET, serum_price, TOKEN_MINT).await?;
    } else {
        println!("No arbitrage opportunity found.");
    }

    Ok(())
}

async fn get_price(client: &RpcClient, market_address: &str) -> Result<f64, Box<dyn std::error::Error>> {
    // Fetch market data and calculate the price
    // This is a placeholder. Implement the logic to fetch and calculate the price from the market.
    Ok(1.0)
}

async fn execute_trade(
    client: &RpcClient,
    wallet: &Keypair,
    market_address: &str,
    price: f64,
    token_mint: &str,
) -> Result<(), Box<dyn std::error::Error>> {
    // Execute the trade on the specified market
    // This is a placeholder. Implement the logic to perform the trade on the market.
    Ok(())
}

#[tokio::main]
async fn main() {
    dotenv().ok();

    let rpc_url = env::var("RPC_URL").expect("RPC_URL must be set");
    let wallet_path = env::var("WALLET_PATH").expect("WALLET_PATH must be set");

    let client = RpcClient::new_with_commitment(rpc_url, CommitmentConfig::confirmed());

    // Load wallet
    let wallet_bytes = std::fs::read(wallet_path).expect("Unable to read wallet file");
    let wallet = Keypair::from_bytes(&wallet_bytes).expect("Invalid wallet file");

    let mut interval = time::interval(Duration::from_secs(60));
    loop {
        interval.tick().await;
        match check_arbitrage(&client, &wallet).await {
            Ok(_) => println!("Checked for arbitrage opportunities."),
            Err(e) => eprintln!("Error checking for arbitrage: {:?}", e),
        }
    }
}