use mangotune::config::parser::Parser;
use mangotune::preview::{PreviewController, PreviewScene, PreviewStudioOptions, StudioScene};
use std::path::PathBuf;
use std::thread;
use std::time::Duration;

fn main() -> anyhow::Result<()> {
    let mut args = std::env::args().skip(1);
    let profile = args
        .next()
        .map(PathBuf::from)
        .expect("usage: preview_probe <profile> [studio-scene] [width] [height] [seconds]");
    let studio_scene = args
        .next()
        .as_deref()
        .and_then(StudioScene::from_label)
        .unwrap_or(StudioScene::BrightWash);
    let width = args
        .next()
        .and_then(|v| v.parse::<i32>().ok())
        .unwrap_or(1400);
    let height = args
        .next()
        .and_then(|v| v.parse::<i32>().ok())
        .unwrap_or(760);
    let seconds = args.next().and_then(|v| v.parse::<u64>().ok()).unwrap_or(8);

    let config = Parser::read(&profile)?;
    let controller = PreviewController::new();
    let studio = PreviewStudioOptions {
        scene: studio_scene,
        fps_cap: Some(500),
        vsync: false,
        vram_pressure_mb: 64,
        particle_count: 20_000,
        particle_size: 0.25,
        gpu_passes: 2,
        interaction_steps: 8,
        paused: false,
    };

    let pid = controller.start(PreviewScene::Studio, &config, width, height, false, studio)?;
    eprintln!("preview pid={pid} profile={}", profile.display());
    thread::sleep(Duration::from_secs(seconds));
    let _ = controller.stop();
    Ok(())
}