use std::io;
use std::time::Duration;

use everycycle_tui::audit::{AuditState, render};
use ratatui::DefaultTerminal;
use ratatui::crossterm::event::{self, Event, KeyCode, KeyEventKind, KeyModifiers};

fn main() -> io::Result<()> {
    let mut terminal = ratatui::init();
    let result = run(&mut terminal);
    ratatui::restore();
    result
}

fn run(terminal: &mut DefaultTerminal) -> io::Result<()> {
    let mut state = AuditState::default();
    state.refresh();

    loop {
        terminal.draw(|frame| render(frame, frame.area(), &mut state))?;

        // Block for up to 250 ms so the screen redraws periodically even
        // without input. The audit screen does not animate today; this
        // is forward-compat for the live-ops screen that will replace
        // it as the default landing surface.
        if !event::poll(Duration::from_millis(250))? {
            continue;
        }

        let Event::Key(key) = event::read()? else {
            continue;
        };
        if key.kind != KeyEventKind::Press {
            continue;
        }

        match (key.code, key.modifiers) {
            (KeyCode::Char('q' | 'Q') | KeyCode::Esc, _)
            | (KeyCode::Char('c' | 'C'), KeyModifiers::CONTROL) => return Ok(()),
            (KeyCode::Char('r' | 'R'), _) => state.refresh(),
            (KeyCode::Char('j') | KeyCode::Down, _) => state.select_next(),
            (KeyCode::Char('k') | KeyCode::Up, _) => state.select_prev(),
            _ => {}
        }
    }
}