use crate::config::Config;
use anyhow::{anyhow, Result};
use futures::StreamExt;
use input_capture::{self, Position};
use input_event::{Event, KeyboardEvent};
use tokio::task::LocalSet;

pub fn run() -> Result<()> {
    log::info!("running input capture test");
    let runtime = tokio::runtime::Builder::new_current_thread()
        .enable_io()
        .enable_time()
        .build()?;

    let config = Config::new()?;

    runtime.block_on(LocalSet::new().run_until(input_capture_test(config)))
}

async fn input_capture_test(config: Config) -> Result<()> {
    log::info!("creating input capture");
    let backend = config.capture_backend.map(|b| b.into());
    for _ in 0..2 {
        let mut input_capture = Some(input_capture::create(backend).await?);
        log::info!("creating clients");
        input_capture
            .as_mut()
            .unwrap()
            .create(0, Position::Left)
            .await?;
        input_capture
            .as_mut()
            .unwrap()
            .create(1, Position::Right)
            .await?;
        input_capture
            .as_mut()
            .unwrap()
            .create(2, Position::Top)
            .await?;
        input_capture
            .as_mut()
            .unwrap()
            .create(3, Position::Bottom)
            .await?;
        loop {
            let (client, event) = input_capture
                .as_mut()
                .unwrap()
                .next()
                .await
                .ok_or(anyhow!("capture stream closed"))??;
            let pos = match client {
                0 => Position::Left,
                1 => Position::Right,
                2 => Position::Top,
                _ => Position::Bottom,
            };
            log::info!("position: {pos}, event: {event}");
            if let Event::Keyboard(KeyboardEvent::Key { key: 1, .. }) = event {
                input_capture.as_mut().unwrap().release().await?;
                // break;
            }
        }
        // input_capture.take().unwrap().terminate().await.unwrap();
    }
    Ok(())
}