bft-crdt-experiment/side-node/src/bitcoin/driver.rs

use std::str::FromStr;

use bdk_wallet::bitcoin::{Address, Amount, Network};

use crate::bitcoin::clients;

/// Demonstrates the use of bdk with the Esplora client.
///
/// This is more complex than the bare `bdk` crate, but the esplora client works.
///
/// Also, it very handily works with the mutinynet.com esplora server, which is configured
/// with 30 second block times.
pub(crate) async fn run() -> Result<(), anyhow::Error> {
    let mut dave = clients::esplora::create_wallet("dave", Network::Signet)?;
    let mut sammy = clients::esplora::create_wallet("sammy", Network::Signet)?;

    let _next_address = dave.next_unused_address()?;

    let dave_balance = dave.balance();
    println!(
        "Dave wallet balance before syncing: {} sats",
        dave_balance.total()
    );

    dave.sync().await?;

    let dave_balance = dave.balance();
    println!("Wallet balance after syncing: {} sats", dave_balance);

    let sammy_address = sammy.next_unused_address()?.address;
    println!("Sammy's address: {}", sammy_address);

    let sammy_balance = sammy.balance();
    println!(
        "Sammy wallet balance before syncing: {} sats",
        sammy_balance
    );

    sammy.sync().await?;

    let sammy_balance = sammy.balance();
    println!("Sammy wallet balance after syncing: {} sats", sammy_balance);

    let send_amount = Amount::from_sat(500);

    if dave_balance.total() < send_amount {
        println!(
            "Please send at least {} sats to the receiving address",
            send_amount
        );
        std::process::exit(0);
    }

    let tx = dave.build_send_tx(sammy_address, send_amount)?;
    dave.broadcast(&tx).await?;

    Ok(())
}