//! tiers-screen key-input handler (split out of tui/input.rs).

use super::{App, KeyCode, KeyEvent, Screen};

pub(crate) async fn handle_tiers_input(key: KeyEvent, app: &mut App, screen: &mut Screen) {
    match key.code {
        KeyCode::Char('j') | KeyCode::Down => app.move_down(screen),
        KeyCode::Char('k') | KeyCode::Up => app.move_up(screen),
        KeyCode::Esc => {
            if let Screen::Tiers(pidx, _) = screen {
                let pidx = *pidx;
                *screen = Screen::Project(pidx);
                app.tiers.clear();
                app.tiers_project_title = None;
                app.tiers_status = None;
                app.selected_index = 0;
            }
        }
        _ => {}
    }
}