Files
coop/crates/app/src/main.rs

301 lines
11 KiB
Rust

use asset::Assets;
use common::constants::{
ALL_MESSAGES_SUB_ID, APP_ID, APP_NAME, FAKE_SIG, KEYRING_SERVICE, METADATA_DELAY,
NEW_MESSAGE_SUB_ID,
};
use gpui::{
actions, point, px, size, App, AppContext, Application, Bounds, SharedString, TitlebarOptions,
WindowBounds, WindowKind, WindowOptions,
};
#[cfg(target_os = "linux")]
use gpui::{WindowBackgroundAppearance, WindowDecorations};
use log::warn;
use nostr_sdk::prelude::*;
use registry::{app::AppRegistry, chat::ChatRegistry, contact::Contact};
use state::{get_client, initialize_client};
use std::{collections::HashSet, str::FromStr, sync::Arc, time::Duration};
use tokio::{
sync::{mpsc, Mutex},
time::sleep,
};
use ui::Root;
use views::app::AppView;
mod asset;
mod views;
actions!(main_menu, [Quit]);
#[derive(Clone)]
pub enum Signal {
/// Receive event
Event(Event),
/// Receive EOSE
Eose,
}
#[tokio::main]
async fn main() {
tracing_subscriber::fmt::init();
// Initialize client
initialize_client();
// Get client
let client = get_client();
// Add some bootstrap relays
_ = client.add_relay("wss://relay.damus.io/").await;
_ = client.add_relay("wss://relay.primal.net/").await;
_ = client.add_relay("wss://nos.lol/").await;
_ = client.add_discovery_relay("wss://user.kindpag.es/").await;
_ = client.add_discovery_relay("wss://directory.yabu.me/").await;
// Connect to all relays
_ = client.connect().await;
// Signal
let (signal_tx, mut signal_rx) = mpsc::channel::<Signal>(4096);
let (mta_tx, mta_rx) = mpsc::channel::<PublicKey>(4096);
// Handle notifications from relays
// Send notify back to GPUI
tokio::spawn(async move {
let mut notifications = client.notifications();
let sig = Signature::from_str(FAKE_SIG).unwrap();
let new_message = SubscriptionId::new(NEW_MESSAGE_SUB_ID);
let all_messages = SubscriptionId::new(ALL_MESSAGES_SUB_ID);
while let Ok(notification) = notifications.recv().await {
if let RelayPoolNotification::Message { message, .. } = notification {
if let RelayMessage::Event {
event,
subscription_id,
} = message
{
match event.kind {
Kind::GiftWrap => {
match client.unwrap_gift_wrap(&event).await {
Ok(UnwrappedGift { mut rumor, sender }) => {
// Request metadata
if let Err(e) = mta_tx.send(sender).await {
warn!("Send error: {}", e)
};
// Compute event id if not exist
rumor.ensure_id();
if let Some(id) = rumor.id {
let ev = Event::new(
id,
rumor.pubkey,
rumor.created_at,
rumor.kind,
rumor.tags,
rumor.content,
sig,
);
// Save rumor to database to further query
if let Err(e) = client.database().save_event(&ev).await {
warn!("Save error: {}", e);
}
// Send event back to channel
if subscription_id == new_message {
if let Err(e) = signal_tx.send(Signal::Event(ev)).await
{
warn!("Send error: {}", e)
}
}
}
}
Err(e) => warn!("Unwrap error: {}", e),
}
}
Kind::ContactList => {
let public_keys: Vec<PublicKey> =
event.tags.public_keys().copied().collect();
for public_key in public_keys.into_iter() {
if let Err(e) = mta_tx.send(public_key).await {
warn!("Send error: {}", e)
};
}
}
_ => {}
}
} else if let RelayMessage::EndOfStoredEvents(subscription_id) = message {
if subscription_id == all_messages {
if let Err(e) = signal_tx.send(Signal::Eose).await {
warn!("Send error: {}", e)
};
}
}
}
}
});
// Handle metadata request
// Merge all requests into single subscription
tokio::spawn(async move { handle_metadata(client, mta_rx).await });
Application::new()
.with_assets(Assets)
.with_http_client(Arc::new(reqwest_client::ReqwestClient::new()))
.run(move |cx| {
// App state
AppRegistry::set_global(cx);
// Chat state
ChatRegistry::set_global(cx);
// Initialize components
ui::init(cx);
// Set quit action
cx.on_action(quit);
// Spawn a thread to handle Nostr events
cx.spawn(|async_cx| async move {
let (tx, rx) = smol::channel::bounded::<Signal>(4096);
async_cx
.background_executor()
.spawn(async move {
while let Some(signal) = signal_rx.recv().await {
if let Err(e) = tx.send(signal).await {
warn!("Send error: {}", e)
}
}
})
.detach();
while let Ok(signal) = rx.recv().await {
match signal {
Signal::Eose => {
_ = async_cx.update_global::<ChatRegistry, _>(|chat, cx| {
chat.load(cx);
});
}
Signal::Event(event) => {
_ = async_cx.update_global::<ChatRegistry, _>(|state, cx| {
state.receive(event, cx)
});
}
}
}
})
.detach();
// Spawn a thread to update Nostr signer
cx.spawn(|async_cx| {
let task = cx.read_credentials(KEYRING_SERVICE);
async move {
if let Ok(Some((npub, secret))) = task.await {
let public_key =
PublicKey::from_bech32(&npub).expect("Public Key isn't valid.");
let query: anyhow::Result<Metadata, anyhow::Error> = async_cx
.background_executor()
.spawn(async move {
let hex = String::from_utf8(secret)?;
let keys = Keys::parse(&hex)?;
// Update signer
_ = client.set_signer(keys).await;
// Get metadata
if let Some(metadata) =
client.database().metadata(public_key).await?
{
Ok(metadata)
} else {
Ok(Metadata::new())
}
})
.await;
if let Ok(metadata) = query {
_ = async_cx.update_global::<AppRegistry, _>(|state, cx| {
state.set_user(Contact::new(public_key, metadata), cx);
});
}
} else {
_ = async_cx.update_global::<AppRegistry, _>(|state, _| {
state.is_loading = false;
});
}
}
})
.detach();
let opts = WindowOptions {
#[cfg(not(target_os = "linux"))]
titlebar: Some(TitlebarOptions {
title: Some(SharedString::new_static(APP_NAME)),
traffic_light_position: Some(point(px(9.0), px(9.0))),
appears_transparent: true,
}),
window_bounds: Some(WindowBounds::Windowed(Bounds::centered(
None,
size(px(900.0), px(680.0)),
cx,
))),
#[cfg(target_os = "linux")]
window_background: WindowBackgroundAppearance::Transparent,
#[cfg(target_os = "linux")]
window_decorations: Some(WindowDecorations::Client),
kind: WindowKind::Normal,
..Default::default()
};
cx.open_window(opts, |window, cx| {
window.set_window_title(APP_NAME);
window.set_app_id(APP_ID);
cx.activate(true);
cx.new(|cx| Root::new(cx.new(|cx| AppView::new(window, cx)).into(), window, cx))
})
.expect("System error");
});
}
async fn handle_metadata(client: &'static Client, mut mta_rx: mpsc::Receiver<PublicKey>) {
let queue: Arc<Mutex<HashSet<PublicKey>>> = Arc::new(Mutex::new(HashSet::new()));
let queue_clone = Arc::clone(&queue);
let (tx, mut rx) = mpsc::channel::<PublicKey>(200);
tokio::spawn(async move {
while let Some(public_key) = mta_rx.recv().await {
queue_clone.lock().await.insert(public_key);
_ = tx.send(public_key).await;
}
});
tokio::spawn(async move {
while rx.recv().await.is_some() {
sleep(Duration::from_millis(METADATA_DELAY)).await;
let authors: Vec<PublicKey> = queue.lock().await.drain().collect();
let total = authors.len();
if total > 0 {
let filter = Filter::new()
.authors(authors)
.kind(Kind::Metadata)
.limit(total);
if let Err(e) = client.sync(filter, &SyncOptions::default()).await {
warn!("Error: {}", e);
}
}
}
});
}
fn quit(_: &Quit, cx: &mut App) {
cx.quit();
}