jepa 0.1.0

CLI and TUI for the jepa-rs workspace
Documentation 
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mod app;
mod event;
mod ui;

use std::io;

use anyhow::Result;
use crossterm::{
    event::{DisableMouseCapture, EnableMouseCapture},
    execute,
    terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
};
use ratatui::backend::CrosstermBackend;
use ratatui::Terminal;

use app::App;
use event::EventHandler;

pub fn run() -> Result<()> {
    // Setup terminal
    enable_raw_mode()?;
    let mut stdout = io::stdout();
    execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
    let backend = CrosstermBackend::new(stdout);
    let mut terminal = Terminal::new(backend)?;

    // Create app and run
    let mut app = App::new();
    let events = EventHandler::new(250);
    let result = run_app(&mut terminal, &mut app, &events);

    // Restore terminal
    disable_raw_mode()?;
    execute!(
        terminal.backend_mut(),
        LeaveAlternateScreen,
        DisableMouseCapture,
    )?;
    terminal.show_cursor()?;

    if let Err(err) = result {
        eprintln!("Error: {err:?}");
    }

    Ok(())
}

fn run_app(
    terminal: &mut Terminal<CrosstermBackend<io::Stdout>>,
    app: &mut App,
    events: &EventHandler,
) -> Result<()> {
    loop {
        terminal.draw(|f| ui::draw(f, app))?;

        match events.next()? {
            event::Event::Tick => app.on_tick(),
            event::Event::Key(key) => {
                app.on_key(key);
                if app.should_quit {
                    return Ok(());
                }
            }
            event::Event::Mouse => {}
            event::Event::Resize => {}
        }
    }
}