verso-reader 0.1.0

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

pub type Tui = Terminal<CrosstermBackend<Stdout>>;

pub fn enter() -> Result<Tui> {
    enable_raw_mode()?;
    let mut out = stdout();
    execute!(out, EnterAlternateScreen, EnableMouseCapture)?;
    let backend = CrosstermBackend::new(out);
    Ok(Terminal::new(backend)?)
}

pub fn leave(term: &mut Tui) -> Result<()> {
    disable_raw_mode()?;
    execute!(
        term.backend_mut(),
        LeaveAlternateScreen,
        DisableMouseCapture
    )?;
    term.show_cursor()?;
    Ok(())
}