crabidy/cbd-tui/src/main.rs

342 lines
14 KiB
Rust

mod app;
mod config;
mod rpc;
use std::{
error::Error,
io,
sync::OnceLock,
time::{Duration, Instant},
};
use crabidy_core::proto::crabidy::{get_update_stream_response::Update as StreamUpdate, PlayState};
use crossterm::{
event::{
self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode, KeyEventKind, KeyModifiers,
},
execute,
terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
};
use flume::{Receiver, Sender};
use ratatui::{backend::CrosstermBackend, Terminal};
use tokio::select;
use tokio_stream::StreamExt;
use app::{App, MessageFromUi, MessageToUi, StatefulList, UiFocus};
use config::Config;
use rpc::RpcClient;
static CONFIG: OnceLock<Config> = OnceLock::new();
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
let config = CONFIG.get_or_init(|| crabidy_core::init_config("cbd-tui.toml"));
let (ui_tx, rx): (Sender<MessageFromUi>, Receiver<MessageFromUi>) = flume::unbounded();
let (tx, ui_rx): (Sender<MessageToUi>, Receiver<MessageToUi>) = flume::unbounded();
// FIXME: unwrap
tokio::spawn(async move { orchestrate(config, (tx, rx)).await.unwrap() });
tokio::task::spawn_blocking(|| {
run_ui(ui_tx, ui_rx);
})
.await?;
Ok(())
}
async fn orchestrate<'a>(
config: &'static Config,
(tx, rx): (Sender<MessageToUi>, Receiver<MessageFromUi>),
) -> Result<(), Box<dyn Error>> {
let mut rpc_client = rpc::RpcClient::connect(&config.server.address).await?;
if let Some(root_node) = rpc_client.get_library_node("node:/").await? {
tx.send(MessageToUi::ReplaceLibraryNode(root_node.clone()))?;
}
let init_data = rpc_client.init().await?;
tx.send_async(MessageToUi::Init(init_data)).await?;
loop {
if let Err(er) = poll(&mut rpc_client, &rx, &tx).await {
println!("ERROR");
}
}
}
async fn poll(
rpc_client: &mut RpcClient,
rx: &Receiver<MessageFromUi>,
tx: &Sender<MessageToUi>,
) -> Result<(), Box<dyn Error>> {
select! {
Ok(msg) = &mut rx.recv_async() => {
match msg {
MessageFromUi::GetLibraryNode(uuid) => {
if let Some(node) = rpc_client.get_library_node(&uuid).await? {
tx.send(MessageToUi::ReplaceLibraryNode(node.clone()));
}
},
MessageFromUi::AppendTracks(uuids) => {
rpc_client.append_tracks(uuids).await?
}
MessageFromUi::QueueTracks(uuids) => {
rpc_client.queue_tracks(uuids).await?
}
MessageFromUi::InsertTracks(uuids, pos) => {
rpc_client.insert_tracks(uuids, pos).await?
}
MessageFromUi::RemoveTracks(positions) => {
rpc_client.remove_tracks(positions).await?
}
MessageFromUi::ReplaceQueue(uuids) => {
rpc_client.replace_queue(uuids).await?
}
MessageFromUi::NextTrack => {
rpc_client.next_track().await?
}
MessageFromUi::PrevTrack => {
rpc_client.prev_track().await?
}
MessageFromUi::RestartTrack => {
rpc_client.restart_track().await?
}
MessageFromUi::SetCurrentTrack(pos) => {
rpc_client.set_current_track(pos).await?
}
MessageFromUi::TogglePlay => {
rpc_client.toggle_play().await?
}
MessageFromUi::ChangeVolume(delta) => {
rpc_client.change_volume(delta).await?
}
MessageFromUi::ToggleMute => {
rpc_client.toggle_mute().await?
}
MessageFromUi::ToggleShuffle => {
rpc_client.toggle_shuffle().await?
}
MessageFromUi::ToggleRepeat => {
rpc_client.toggle_repeat().await?
}
MessageFromUi::ClearQueue(exclude_current) => {
rpc_client.clear_queue(exclude_current).await?
}
}
}
Some(resp) = rpc_client.update_stream.next() => {
match resp {
Ok(resp) => {
if let Some(update) = resp.update {
tx.send_async(MessageToUi::Update(update)).await?;
}
}
Err(_) => {
rpc_client.reconnect_update_stream().await;
}
}
}
}
Ok(())
}
fn run_ui(tx: Sender<MessageFromUi>, rx: Receiver<MessageToUi>) {
// setup terminal
enable_raw_mode().unwrap();
let mut stdout = io::stdout();
execute!(stdout, EnterAlternateScreen, EnableMouseCapture).unwrap();
let backend = CrosstermBackend::new(stdout);
let mut terminal = Terminal::new(backend).unwrap();
// create app and run it
let mut app = App::new(tx.clone());
let tick_rate = Duration::from_millis(100);
let mut last_tick = Instant::now();
loop {
for message in rx.try_iter() {
match message {
MessageToUi::ReplaceLibraryNode(node) => {
app.library.update(node);
}
MessageToUi::Init(init_data) => {
if let Some(queue) = init_data.queue {
app.queue.update_queue(queue);
}
if let Some(track) = init_data.queue_track {
app.now_playing.update_track(track.track);
app.queue.update_position(track.queue_position as usize);
}
if let Some(ps) = PlayState::from_i32(init_data.play_state) {
app.now_playing.update_play_state(ps);
}
if let Some(mods) = init_data.mods {
app.now_playing.update_modifiers(&mods);
}
}
MessageToUi::Update(update) => match update {
StreamUpdate::Queue(queue) => {
app.queue.update_queue(queue);
}
StreamUpdate::QueueTrack(track) => {
app.now_playing.update_track(track.track);
app.queue.update_position(track.queue_position as usize);
}
StreamUpdate::Position(pos) => app.now_playing.update_position(pos),
StreamUpdate::PlayState(play_state) => {
if let Some(ps) = PlayState::from_i32(play_state) {
app.now_playing.update_play_state(ps);
}
}
StreamUpdate::Mods(mods) => {
app.now_playing.update_modifiers(&mods);
}
StreamUpdate::Mute(_) => { /* FIXME: implement */ }
StreamUpdate::Volume(_) => { /* FIXME: implement */ }
},
}
}
terminal.draw(|f| app.render(f));
let timeout = tick_rate
.checked_sub(last_tick.elapsed())
.unwrap_or_else(|| Duration::from_secs(0));
if event::poll(timeout).unwrap() {
if let Event::Key(key) = event::read().unwrap() {
if key.kind == KeyEventKind::Press {
match (app.focus, key.modifiers, key.code) {
(_, KeyModifiers::NONE, KeyCode::Char('q')) => {
break;
}
(_, KeyModifiers::NONE, KeyCode::Tab) => app.cycle_active(),
(_, KeyModifiers::NONE, KeyCode::Char(' ')) => {
tx.send(MessageFromUi::TogglePlay);
}
(_, KeyModifiers::NONE, KeyCode::Char('r')) => {
tx.send(MessageFromUi::RestartTrack);
}
(_, KeyModifiers::SHIFT, KeyCode::Char('J')) => {
tx.send(MessageFromUi::ChangeVolume(-0.1));
}
(_, KeyModifiers::SHIFT, KeyCode::Char('K')) => {
tx.send(MessageFromUi::ChangeVolume(0.1));
}
(_, KeyModifiers::NONE, KeyCode::Char('m')) => {
tx.send(MessageFromUi::ToggleMute);
}
(_, KeyModifiers::NONE, KeyCode::Char('z')) => {
tx.send(MessageFromUi::ToggleShuffle);
}
(_, KeyModifiers::NONE, KeyCode::Char('x')) => {
tx.send(MessageFromUi::ToggleRepeat);
}
(_, KeyModifiers::CONTROL, KeyCode::Char('n')) => {
app.queue.play_next();
}
(_, KeyModifiers::CONTROL, KeyCode::Char('p')) => {
app.queue.play_prev();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Char('g')) => {
app.library.first();
}
(UiFocus::Library, KeyModifiers::SHIFT, KeyCode::Char('G')) => {
app.library.last();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Char('j')) => {
app.library.next();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Char('k')) => {
app.library.prev();
}
(UiFocus::Library, KeyModifiers::CONTROL, KeyCode::Char('d')) => {
app.library.down();
}
(UiFocus::Library, KeyModifiers::CONTROL, KeyCode::Char('u')) => {
app.library.up();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Char('h')) => {
app.library.ascend();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Char('l')) => {
app.library.dive();
}
(UiFocus::Library, KeyModifiers::SHIFT, KeyCode::Char('L')) => {
app.library.queue_queue();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Char('a')) => {
app.library.queue_append();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Enter) => {
app.library.queue_replace();
}
(UiFocus::Library, KeyModifiers::NONE, KeyCode::Char('s')) => {
app.library.toggle_mark();
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Char('p')) => {
if let Some(selected) = app.queue.selected() {
app.library.queue_insert(selected);
}
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Char('g')) => {
app.queue.first();
}
(UiFocus::Queue, KeyModifiers::SHIFT, KeyCode::Char('G')) => {
app.queue.last();
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Char('j')) => {
app.queue.next();
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Char('k')) => {
app.queue.prev();
}
(UiFocus::Queue, KeyModifiers::CONTROL, KeyCode::Char('d')) => {
app.queue.down();
}
(UiFocus::Queue, KeyModifiers::CONTROL, KeyCode::Char('u')) => {
app.queue.up();
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Char('o')) => {
app.queue.select_current();
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Enter) => {
app.queue.play_selected();
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Char('d')) => {
app.queue.remove_track();
}
(UiFocus::Queue, KeyModifiers::NONE, KeyCode::Char('c')) => {
tx.send(MessageFromUi::ClearQueue(true));
}
(UiFocus::Queue, KeyModifiers::SHIFT, KeyCode::Char('C')) => {
tx.send(MessageFromUi::ClearQueue(false));
}
_ => {}
}
}
}
}
if last_tick.elapsed() >= tick_rate {
last_tick = Instant::now();
}
}
// restore terminal
disable_raw_mode().unwrap();
execute!(
terminal.backend_mut(),
LeaveAlternateScreen,
DisableMouseCapture
)
.unwrap();
terminal.show_cursor().unwrap();
}