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

408 lines
16 KiB
Rust

use asset::Assets;
use chats::registry::ChatRegistry;
use common::{
constants::{ALL_MESSAGES_SUB_ID, APP_ID, APP_NAME, KEYRING_SERVICE, NEW_MESSAGE_SUB_ID},
profile::NostrProfile,
};
use futures::{select, FutureExt};
use gpui::{
actions, px, size, App, AppContext, Application, AsyncApp, Bounds, KeyBinding, Menu, MenuItem,
WindowBounds, WindowKind, WindowOptions,
};
#[cfg(not(target_os = "linux"))]
use gpui::{point, SharedString, TitlebarOptions};
#[cfg(target_os = "linux")]
use gpui::{WindowBackgroundAppearance, WindowDecorations};
use log::{error, info};
use nostr_sdk::{
pool::prelude::ReqExitPolicy, Client, Event, Filter, Keys, Kind, Metadata, PublicKey,
RelayMessage, RelayPoolNotification, SubscribeAutoCloseOptions,
};
use nostr_sdk::{prelude::NostrEventsDatabaseExt, FromBech32, SubscriptionId};
use smol::Timer;
use state::{get_client, initialize_client};
use std::{collections::HashSet, mem, sync::Arc, time::Duration};
use ui::{theme::Theme, Root};
use views::{app, onboarding, startup};
mod asset;
mod views;
actions!(coop, [Quit]);
#[derive(Clone)]
enum Signal {
/// Receive event
Event(Event),
/// Receive EOSE
Eose,
}
fn main() {
// Fix crash on startup
// TODO: why this is needed?
_ = rustls::crypto::ring::default_provider().install_default();
// Enable logging
tracing_subscriber::fmt::init();
let (event_tx, event_rx) = smol::channel::bounded::<Signal>(2048);
let (batch_tx, batch_rx) = smol::channel::bounded::<Vec<PublicKey>>(100);
// Initialize nostr client
let client = initialize_client();
// Initialize application
let app = Application::new()
.with_assets(Assets)
.with_http_client(Arc::new(reqwest_client::ReqwestClient::new()));
// Connect to default relays
app.background_executor()
.spawn(async {
_ = client.add_relay("wss://relay.damus.io/").await;
_ = client.add_relay("wss://relay.primal.net/").await;
_ = client.add_relay("wss://user.kindpag.es/").await;
_ = client.add_relay("wss://purplepag.es/").await;
_ = client.add_discovery_relay("wss://relaydiscovery.com").await;
_ = client.connect().await
})
.detach();
// Handle batch metadata
app.background_executor()
.spawn(async move {
const BATCH_SIZE: usize = 20;
const BATCH_TIMEOUT: Duration = Duration::from_millis(200);
let mut batch: HashSet<PublicKey> = HashSet::new();
loop {
let mut timeout = Box::pin(Timer::after(BATCH_TIMEOUT).fuse());
select! {
pubkeys = batch_rx.recv().fuse() => {
match pubkeys {
Ok(keys) => {
batch.extend(keys);
if batch.len() >= BATCH_SIZE {
sync_metadata(client, mem::take(&mut batch)).await;
}
}
Err(_) => break,
}
}
_ = timeout => {
if !batch.is_empty() {
sync_metadata(client, mem::take(&mut batch)).await;
}
}
}
}
})
.detach();
// Handle notifications
app.background_executor()
.spawn(async move {
let rng_keys = Keys::generate();
let all_id = SubscriptionId::new(ALL_MESSAGES_SUB_ID);
let new_id = SubscriptionId::new(NEW_MESSAGE_SUB_ID);
let mut notifications = client.notifications();
while let Ok(notification) = notifications.recv().await {
if let RelayPoolNotification::Message { message, .. } = notification {
match message {
RelayMessage::Event {
event,
subscription_id,
} => {
match event.kind {
Kind::GiftWrap => {
if let Ok(gift) = client.unwrap_gift_wrap(&event).await {
let mut pubkeys = vec![];
// Sign the rumor with the generated keys,
// this event will be used for internal only,
// and NEVER send to relays.
if let Ok(event) = gift.rumor.sign_with_keys(&rng_keys) {
pubkeys.extend(event.tags.public_keys());
pubkeys.push(event.pubkey);
// Save the event to the database, use for query directly.
if let Err(e) =
client.database().save_event(&event).await
{
error!("Failed to save event: {}", e);
}
// Send all pubkeys to the batch
if let Err(e) = batch_tx.send(pubkeys).await {
error!("Failed to send pubkeys to batch: {}", e)
}
// Send this event to the GPUI
if new_id == *subscription_id {
if let Err(e) =
event_tx.send(Signal::Event(event)).await
{
error!("Failed to send event to GPUI: {}", e)
}
}
}
}
}
Kind::ContactList => {
let pubkeys =
event.tags.public_keys().copied().collect::<HashSet<_>>();
sync_metadata(client, pubkeys).await;
}
_ => {}
}
}
RelayMessage::EndOfStoredEvents(subscription_id) => {
if all_id == *subscription_id {
if let Err(e) = event_tx.send(Signal::Eose).await {
error!("Failed to send eose: {}", e)
};
}
}
_ => {}
}
}
}
})
.detach();
// Handle re-open window
app.on_reopen(move |cx| {
let client = get_client();
let (tx, rx) = oneshot::channel::<Option<NostrProfile>>();
cx.background_spawn(async move {
if let Ok(signer) = client.signer().await {
if let Ok(public_key) = signer.get_public_key().await {
let metadata =
if let Ok(Some(metadata)) = client.database().metadata(public_key).await {
metadata
} else {
Metadata::new()
};
_ = tx.send(Some(NostrProfile::new(public_key, metadata)));
} else {
_ = tx.send(None);
}
} else {
_ = tx.send(None);
}
})
.detach();
cx.spawn(|mut cx| async move {
if let Ok(result) = rx.await {
_ = restore_window(result, &mut cx).await;
}
})
.detach();
});
app.run(move |cx| {
// Initialize chat global state
chats::registry::init(cx);
// Initialize components
ui::init(cx);
// Bring the app to the foreground
cx.activate(true);
// Register the `quit` function
cx.on_action(quit);
// Register the `quit` function with CMD+Q
cx.bind_keys([KeyBinding::new("cmd-q", Quit, None)]);
// Set menu items
cx.set_menus(vec![Menu {
name: "Coop".into(),
items: vec![MenuItem::action("Quit", Quit)],
}]);
// Open window with default options
cx.open_window(
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()
},
|window, cx| {
window.set_window_title(APP_NAME);
window.set_app_id(APP_ID);
#[cfg(not(target_os = "linux"))]
window
.observe_window_appearance(|window, cx| {
Theme::sync_system_appearance(Some(window), cx);
})
.detach();
let handle = window.window_handle();
let root = cx.new(|cx| Root::new(startup::init(window, cx).into(), window, cx));
let task = cx.read_credentials(KEYRING_SERVICE);
let (tx, rx) = oneshot::channel::<Option<NostrProfile>>();
// Read credential in OS Keyring
cx.background_spawn(async {
let profile = if let Ok(Some((npub, secret))) = task.await {
let public_key = PublicKey::from_bech32(&npub).unwrap();
let secret_hex = String::from_utf8(secret).unwrap();
let keys = Keys::parse(&secret_hex).unwrap();
// Update nostr signer
_ = client.set_signer(keys).await;
// Get user's metadata
let metadata = if let Ok(Some(metadata)) =
client.database().metadata(public_key).await
{
metadata
} else {
Metadata::new()
};
Some(NostrProfile::new(public_key, metadata))
} else {
None
};
_ = tx.send(profile)
})
.detach();
// Set root view based on credential status
cx.spawn(|mut cx| async move {
if let Ok(Some(profile)) = rx.await {
_ = cx.update_window(handle, |_, window, cx| {
window.replace_root(cx, |window, cx| {
Root::new(app::init(profile, window, cx).into(), window, cx)
});
});
} else {
_ = cx.update_window(handle, |_, window, cx| {
window.replace_root(cx, |window, cx| {
Root::new(onboarding::init(window, cx).into(), window, cx)
});
});
}
})
.detach();
cx.spawn(|cx| async move {
while let Ok(signal) = event_rx.recv().await {
cx.update(|cx| {
match signal {
Signal::Eose => {
if let Some(chats) = ChatRegistry::global(cx) {
chats.update(cx, |this, cx| this.load_chat_rooms(cx))
}
}
Signal::Event(event) => {
if let Some(chats) = ChatRegistry::global(cx) {
chats.update(cx, |this, cx| this.push_message(event, cx))
}
}
};
})
.ok();
}
})
.detach();
root
},
)
.expect("System error. Please re-open the app.");
});
}
async fn sync_metadata(client: &Client, buffer: HashSet<PublicKey>) {
let opts = SubscribeAutoCloseOptions::default().exit_policy(ReqExitPolicy::ExitOnEOSE);
let filter = Filter::new()
.authors(buffer.iter().cloned())
.kind(Kind::Metadata)
.limit(buffer.len());
if let Err(e) = client.subscribe(filter, Some(opts)).await {
error!("Subscribe error: {e}");
}
}
async fn restore_window(profile: Option<NostrProfile>, cx: &mut AsyncApp) -> anyhow::Result<()> {
let opts = cx
.update(|cx| 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()
})
.expect("Failed to set window options.");
if let Some(profile) = profile {
_ = cx.open_window(opts, |window, cx| {
window.set_window_title(APP_NAME);
window.set_app_id(APP_ID);
#[cfg(not(target_os = "linux"))]
window
.observe_window_appearance(|window, cx| {
Theme::sync_system_appearance(Some(window), cx);
})
.detach();
cx.new(|cx| Root::new(app::init(profile, window, cx).into(), window, cx))
});
} else {
_ = cx.open_window(opts, |window, cx| {
window.set_window_title(APP_NAME);
window.set_app_id(APP_ID);
window
.observe_window_appearance(|window, cx| {
Theme::sync_system_appearance(Some(window), cx);
})
.detach();
cx.new(|cx| Root::new(onboarding::init(window, cx).into(), window, cx))
});
};
Ok(())
}
fn quit(_: &Quit, cx: &mut App) {
info!("Gracefully quitting the application . . .");
cx.quit();
}