Sandwich-SOL

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"] }

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

const RPC_URL: &str = "https://api.mainnet-beta.solana.com";
const WALLET_PATH: &str = "path/to/your/wallet.json";
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() -> Result<(), Box<dyn std::error::Error>> {
    let client = RpcClient::new_with_commitment(RPC_URL.to_string(), CommitmentConfig::confirmed());

    // Load wallet
    let wallet = Keypair::from_bytes(&std::fs::read(WALLET_PATH)?)?;

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