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 _next_address = dave.next_unused_address()?;

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

    dave.sync().await?;

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

    let faucet_address = Address::from_str("mkHS9ne12qx9pS9VojpwU5xtRd4T7X7ZUt")?
        .require_network(Network::Signet)?;
    let send_amount = Amount::from_sat(5000);

    if 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(faucet_address, send_amount)?;
    dave.broadcast(&tx).await?;

    println!("Tx broadcasted! Txid: {}", tx.compute_txid());

    Ok(())
}