aboutsummaryrefslogtreecommitdiff
path: root/src/gui/gui.rs
blob: 88333bb07840ee3f6fbe8694ca7553445a96d6d5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
use crate::util::time;
use crate::{db::db, gui::message, gui::question, space_repetition, util::event::Events};
use anyhow::Result;
use rusqlite::Connection;
use std::io;
use termion::{raw::IntoRawMode, screen::AlternateScreen};
use tui::{backend::TermionBackend, Terminal};

pub fn start(conn: &Connection, deck_name: &String) -> Result<()> {
    let stdout = io::stdout().into_raw_mode()?;
    let stdout = AlternateScreen::from(stdout);
    let backend = TermionBackend::new(stdout);
    let mut terminal = Terminal::new(backend)?;

    let events = Events::new();

    loop {
        let now = time::now()?;

        match db::next_ready(&conn) {
            Some(card) if card.ready <= now => {
                let difficulty = question::ask(&mut terminal, &events, &card, deck_name)?;
                db::update(
                    &conn,
                    &card.question,
                    &space_repetition::update(card.state, difficulty),
                )?;
            }
            Some(card) => {
                let message = format!(
                    "Prochaine carte disponible dans {}.",
                    time::pp_duration(card.ready - now)
                );
                let _ = message::show(&mut terminal, &events, &message, deck_name);
                break;
            }
            None => {
                let message = format!("Aucune carte n’est disponible. Votre deck est-il vide ?");
                let _ = message::show(&mut terminal, &events, &message, deck_name);
                break;
            }
        }
    }

    Ok(())
}