readme_realtime_data_1.rs

use ibapi::contracts::Contract;
use ibapi::market_data::realtime::{BarSize, WhatToShow};
use ibapi::Client;

fn main() {
    env_logger::init();

    let connection_url = "127.0.0.1:4002";
    let client = Client::connect(connection_url, 100).expect("connection to TWS failed!");

    // Request real-time bars data for AAPL with 5-second intervals
    let contract = Contract::stock("AAPL");
    let subscription = client
        .realtime_bars(&contract, BarSize::Sec5, WhatToShow::Trades, false)
        .expect("realtime bars request failed!");

    for bar in subscription {
        // Process each bar here (e.g., print or use in calculations)
        println!("bar: {bar:?}");
    }
}