timr-tui/src/app.rs

139 lines
3.9 KiB
Rust

use crate::{
constants::TICK_VALUE_MS,
events::{Event, EventHandler, Events},
terminal::Terminal,
widgets::{
clock::{self, Clock},
countdown::{Countdown, CountdownWidget},
footer::Footer,
header::Header,
pomodoro::Pomodoro,
timer::{Timer, TimerWidget},
},
};
use color_eyre::Result;
use ratatui::{
buffer::Buffer,
crossterm::event::{KeyCode, KeyEvent},
layout::{Constraint, Layout, Rect},
widgets::{StatefulWidget, Widget},
};
use tracing::debug;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
enum Mode {
Running,
Quit,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
pub enum Content {
Countdown,
Timer,
Pomodoro,
}
#[derive(Debug)]
pub struct App {
content: Content,
mode: Mode,
show_menu: bool,
countdown: Countdown,
timer: Timer,
}
impl Default for App {
fn default() -> Self {
Self {
mode: Mode::Running,
content: Content::Countdown,
show_menu: false,
countdown: Countdown::new(
"Countdown".into(),
Clock::<clock::Countdown>::new(
10 * 60 * 1000, /* 10min in milliseconds */
TICK_VALUE_MS,
),
),
timer: Timer::new("Timer".into(), Clock::<clock::Timer>::new(0, TICK_VALUE_MS)),
}
}
}
impl App {
pub fn new() -> Self {
Self::default()
}
pub async fn run(&mut self, mut terminal: Terminal, mut events: Events) -> Result<()> {
while self.is_running() {
if let Some(event) = events.next().await {
match self.content {
Content::Countdown => self.countdown.update(event.clone()),
Content::Timer => self.timer.update(event.clone()),
_ => {}
};
match event {
Event::Render | Event::Resize => {
self.draw(&mut terminal)?;
}
Event::Key(key) => self.handle_key_event(key),
_ => {}
}
}
}
Ok(())
}
fn is_running(&self) -> bool {
self.mode != Mode::Quit
}
fn handle_key_event(&mut self, key: KeyEvent) {
debug!("Received key {:?}", key.code);
match key.code {
KeyCode::Char('q') | KeyCode::Esc => self.mode = Mode::Quit,
KeyCode::Char('c') => self.content = Content::Countdown,
KeyCode::Char('t') => self.content = Content::Timer,
KeyCode::Char('p') => self.content = Content::Pomodoro,
KeyCode::Char('m') => self.show_menu = !self.show_menu,
_ => {}
};
}
fn draw(&mut self, terminal: &mut Terminal) -> Result<()> {
terminal.draw(|frame| {
frame.render_stateful_widget(AppWidget, frame.area(), self);
})?;
Ok(())
}
}
struct AppWidget;
impl AppWidget {
fn render_content(&self, area: Rect, buf: &mut Buffer, state: &mut App) {
match state.content {
Content::Timer => TimerWidget.render(area, buf, &mut state.timer),
Content::Countdown => CountdownWidget.render(area, buf, &mut state.countdown),
Content::Pomodoro => Pomodoro::new("Pomodoro".into()).render(area, buf),
};
}
}
impl StatefulWidget for AppWidget {
type State = App;
fn render(self, area: Rect, buf: &mut Buffer, state: &mut Self::State) {
let vertical = Layout::vertical([
Constraint::Length(1),
Constraint::Percentage(100),
Constraint::Length(if state.show_menu { 2 } else { 1 }),
]);
let [v0, v1, v2] = vertical.areas(area);
Header::new(true).render(v0, buf);
self.render_content(v1, buf, state);
Footer::new(state.show_menu, state.content).render(v2, buf);
}
}