//! Live citizenship test: share our downloaded albums, join the distributed
//! network, and report every search we answer for real peers.
//!
//!   cargo run -p soulseek-client --example citizen

use soulseek_client::{Client, Config, Event};

#[tokio::main]
async fn main() {
    env_logger::Builder::from_env(env_logger::Env::default().default_filter_or("info")).init();

    let suffix = std::time::SystemTime::now()
        .duration_since(std::time::UNIX_EPOCH)
        .unwrap()
        .subsec_nanos()
        % 100_000;
    let username = format!("ssplusshare{suffix}");

    let music = dirs_music().join("SoulSeek+");
    let mut config = Config::default();
    config.shared_folders = vec![music.clone()];
    config.upload_slots = 4;
    config.description = "SoulSeek+ dev share".into();

    println!("sharing {}…", music.display());
    let (client, mut events) = Client::connect(config).await.expect("connect");
    let (dirs, files) = client.share_counts();
    println!("indexed {files} files in {dirs} folders");

    client
        .login(&username, "ssplusdev-throwaway")
        .await
        .expect("login");
    println!("logged in as {username}; joining network, waiting for searches to answer…\n");

    let mut answered = 0usize;
    let mut uploads = 0usize;
    let start = tokio::time::Instant::now();
    let deadline = start + std::time::Duration::from_secs(180);
    let mut next_tick = start + std::time::Duration::from_secs(20);
    loop {
        let ev = tokio::select! {
            ev = events.recv() => ev,
            _ = tokio::time::sleep_until(next_tick) => {
                next_tick += std::time::Duration::from_secs(20);
                println!(
                    "  … {}s: parent={}, {} searches seen, {answered} answered",
                    start.elapsed().as_secs(),
                    client.has_parent(),
                    client.searches_seen(),
                );
                if tokio::time::Instant::now() >= deadline { break; }
                continue;
            }
        };
        match ev {
            Some(Event::RespondedToSearch { username, files }) => {
                answered += 1;
                if answered <= 25 {
                    println!("  ✓ answered {username} with {files} file(s)");
                }
            }
            Some(Event::Upload(u)) => {
                uploads += 1;
                println!("  ⬆ upload to {}: {:?} {}", u.username, u.state, u.filename);
            }
            Some(Event::Disconnected { reason }) => {
                println!("disconnected: {reason}");
                break;
            }
            _ => {}
        }
    }

    println!(
        "\nRESULT: {} searches seen, {answered} answered, {uploads} upload events",
        client.searches_seen(),
    );
    client.shutdown();
}

fn dirs_music() -> std::path::PathBuf {
    // %USERPROFILE%\Music
    let profile = std::env::var("USERPROFILE").unwrap_or_else(|_| ".".into());
    std::path::PathBuf::from(profile).join("Music")
}