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feat: add initial support web via wasm (#35)

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Reviewed-on: #35
This commit was merged in pull request #35.
This commit is contained in:
Ren Amamiya
2026-07-25 03:43:51 +00:00
parent 4b57a1d2a6
commit b518c729f6
57 changed files with 1550 additions and 1463 deletions
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7
crates/chat/Cargo.toml
View File

@@ -17,11 +17,10 @@ nostr-sdk.workspace = true
anyhow.workspace = true
itertools.workspace = true
smallvec.workspace = true
smol.workspace = true
log.workspace = true
futures.workspace = true
flume.workspace = true
serde.workspace = true
serde_json.workspace = true
fuzzy-matcher = "0.3.7"
[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
smol.workspace = true

174
crates/chat/src/lib.rs
View File

@@ -2,6 +2,8 @@ use std::cmp::Reverse;
use std::collections::{BTreeSet, HashMap, HashSet};
use std::hash::{DefaultHasher, Hash, Hasher};
use std::sync::Arc;
#[cfg(target_arch = "wasm32")]
use std::sync::RwLock;
use std::sync::atomic::{AtomicBool, Ordering};
use std::time::Duration;
@@ -15,8 +17,9 @@ use gpui::{
};
use nostr_sdk::prelude::*;
use smallvec::{SmallVec, smallvec};
#[cfg(not(target_arch = "wasm32"))]
use smol::lock::RwLock;
use state::{DEVICE_GIFTWRAP, NostrRegistry, USER_GIFTWRAP};
use state::{DEVICE_GIFTWRAP, NostrRegistry, USER_GIFTWRAP, UniversalSigner};
mod message;
mod room;
@@ -44,16 +47,14 @@ pub enum ChatEvent {
/// No Inbox Relays found, the app is not ready to subscribe messages
InboxRelayNotFound,
/// An error occurred
Error(SharedString),
Error(String),
}
/// Channel signal.
#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
enum Signal {
/// Inbox Relays found, the app is ready to subscribe messages
InboxReady(Box<Event>),
/// No Inbox Relays found, the app is not ready to subscribe messages
InboxRelayNotFound,
InboxReady,
/// Message received from relay pool
Message(NewMessage),
/// Eose received from relay pool
@@ -67,18 +68,6 @@ impl Signal {
Self::Message(NewMessage::new(gift_wrap, rumor))
}
pub fn inbox_ready(event: &Event) -> Self {
Self::InboxReady(Box::new(event.to_owned()))
}
pub fn inbox_relay_not_found() -> Self {
Self::InboxRelayNotFound
}
pub fn eose() -> Self {
Self::Eose
}
pub fn error<T>(event: &Event, reason: T) -> Self
where
T: Into<SharedString>,
@@ -105,9 +94,6 @@ pub struct ChatRegistry {
/// Tracking the status of unwrapping gift wrap events.
tracking: Arc<AtomicBool>,
/// Whether the messaging relays have been found.
msg_relays_existed: Arc<AtomicBool>,
/// Channel for sending signals to the UI.
signal_tx: flume::Sender<Signal>,
@@ -137,17 +123,15 @@ impl ChatRegistry {
/// Create a new chat registry instance
fn new(window: &mut Window, cx: &mut Context<Self>) -> Self {
let nostr = NostrRegistry::global(cx);
let user_signer = nostr.read(cx).signer.clone();
let (tx, rx) = flume::unbounded::<Signal>();
let mut subscriptions = smallvec![];
subscriptions.push(
// Subscribe to the signer event
cx.observe(&user_signer, |this, signer, cx| {
if let Some(keys) = signer.read(cx).clone() {
cx.subscribe(&nostr, |this, _nostr, event, cx| {
if event.signer_changed() {
this.reset(cx);
this.handle_notifications(keys, cx);
this.handle_notifications(cx);
this.get_metadata(cx);
this.get_rooms(cx);
};
@@ -166,7 +150,6 @@ impl ChatRegistry {
seens: Arc::new(RwLock::new(HashMap::default())),
event_map: Arc::new(RwLock::new(HashMap::default())),
tracking: Arc::new(AtomicBool::new(false)),
msg_relays_existed: Arc::new(AtomicBool::new(false)),
signal_rx: rx,
signal_tx: tx,
tasks: smallvec![],
@@ -175,13 +158,12 @@ impl ChatRegistry {
}
/// Handle nostr notifications
fn handle_notifications(&mut self, signer: Keys, cx: &mut Context<Self>) {
fn handle_notifications(&mut self, cx: &mut Context<Self>) {
let nostr = NostrRegistry::global(cx);
let client = nostr.read(cx).client();
let signer = nostr.read(cx).signer();
let tracking = self.tracking.clone();
let msg_relays_existed = self.msg_relays_existed.clone();
let seens = self.seens.clone();
let event_map = self.event_map.clone();
let trashes = self.trashes.downgrade();
@@ -206,12 +188,6 @@ impl ChatRegistry {
match *message {
RelayMessage::Event { event, .. } => {
// Keep track of which relays have seen this event
{
let mut seens = seens.write().await;
seens.entry(event.id).or_default().insert(relay_url);
}
// De-duplicate events by their ID
if !processed_events.insert(event.id) {
continue;
@@ -220,12 +196,9 @@ impl ChatRegistry {
// Handle msg relays event to determine when the app is ready to subscribe
if event.kind == Kind::InboxRelays {
let current_user = signer.get_public_key_async().await?;
// Emit the inbox ready signal
if event.pubkey == current_user {
// Mark that the msg relays have been found
msg_relays_existed.store(true, Ordering::Release);
// Emit the inbox ready signal
tx.send_async(Signal::inbox_ready(&event)).await?;
tx.send_async(Signal::InboxReady).await?;
}
}
@@ -234,6 +207,12 @@ impl ChatRegistry {
continue;
}
// Keep track of which relays have seen this event
{
let mut seens = seens.write().await;
seens.entry(event.id).or_default().insert(relay_url);
}
// Extract the rumor from the gift wrap event
match extract_rumor(&client, &signer, event.as_ref()).await {
Ok(rumor) => {
@@ -268,7 +247,7 @@ impl ChatRegistry {
RelayMessage::EndOfStoredEvents(id)
if (id.as_ref() == &sub_id1 || id.as_ref() == &sub_id2) =>
{
tx.send_async(Signal::eose()).await?;
tx.send_async(Signal::Eose).await?;
}
_ => {}
}
@@ -285,14 +264,9 @@ impl ChatRegistry {
this.new_message(message, cx);
})?;
}
Signal::InboxReady(event) => {
Signal::InboxReady => {
this.update(cx, |this, cx| {
this.get_messages(&event, cx);
})?;
}
Signal::InboxRelayNotFound => {
this.update(cx, |_this, cx| {
cx.emit(ChatEvent::InboxRelayNotFound);
this.get_messages(cx);
})?;
}
Signal::Eose => {
@@ -318,9 +292,8 @@ impl ChatRegistry {
let status = self.tracking.clone();
let tx = self.signal_tx.clone();
self.tasks.push(cx.background_spawn(async move {
self.tasks.push(cx.spawn(async move |_, cx| {
let loop_duration = Duration::from_secs(15);
loop {
if status.load(Ordering::Acquire) {
_ = status.compare_exchange(true, false, Ordering::Release, Ordering::Relaxed);
@@ -328,7 +301,7 @@ impl ChatRegistry {
} else {
_ = tx.send_async(Signal::Eose).await;
}
smol::Timer::after(loop_duration).await;
cx.background_executor().timer(loop_duration).await;
}
}));
}
@@ -338,7 +311,7 @@ impl ChatRegistry {
let nostr = NostrRegistry::global(cx);
let client = nostr.read(cx).client();
let Some(public_key) = nostr.read(cx).signer_pubkey(cx) else {
let Some(public_key) = nostr.read(cx).current_user() else {
return;
};
@@ -366,20 +339,34 @@ impl ChatRegistry {
Ok(())
}));
let tx = self.signal_tx.clone();
let msg_relays_existed = self.msg_relays_existed.clone();
let client = nostr.read(cx).client();
// Reset the status flag
msg_relays_existed.store(false, Ordering::Release);
// Spawn a task to verify user inbox relays after 5 seconds
self.tasks.push(cx.spawn(async move |this, cx| {
cx.background_executor().timer(Duration::from_secs(5)).await;
// Wait for the msg relays to be found or timeout
self.tasks.push(cx.background_spawn(async move {
// Wait for 5 seconds
smol::Timer::after(Duration::from_secs(5)).await;
if !cx
.background_spawn(async move {
// Construct inbox relays filter
let filter = Filter::new()
.kind(Kind::InboxRelays)
.author(public_key)
.limit(1);
// Then check if the msg relays have been found
if !msg_relays_existed.load(Ordering::Acquire) {
tx.send_async(Signal::inbox_relay_not_found()).await?;
// Check the latest inbox relays event in database
client
.database()
.query(filter)
.await
.unwrap_or_default()
.first_owned()
.is_some()
})
.await
{
this.update(cx, |_this, cx| {
cx.emit(ChatEvent::InboxRelayNotFound);
})?;
}
Ok(())
@@ -387,37 +374,47 @@ impl ChatRegistry {
}
/// Get all messages for the provided signer
fn get_messages(&mut self, msg_relays: &Event, cx: &mut Context<Self>) {
fn get_messages(&mut self, cx: &mut Context<Self>) {
let nostr = NostrRegistry::global(cx);
let client = nostr.read(cx).client();
let urls: Vec<RelayUrl> = nip17::extract_relay_list(msg_relays).collect();
let Some(signer) = nostr.read(cx).signer(cx) else {
return;
};
let signer = nostr.read(cx).signer();
let task: Task<Result<(), Error>> = cx.background_spawn(async move {
let public_key = signer.get_public_key_async().await?;
let filter = Filter::new().kind(Kind::GiftWrap).pubkey(public_key);
let id = SubscriptionId::new(format!("{}-msg", public_key.to_hex()));
// Construct inbox relays filter
let filter = Filter::new()
.kind(Kind::InboxRelays)
.author(public_key)
.limit(1);
// Get the latest inbox relays event in database
let event = client
.database()
.query(filter)
.await?
.first_owned()
.ok_or(anyhow::anyhow!("No inbox relays found"))?;
// Extract relay list from event
let relays: Vec<RelayUrl> = nip17::extract_relay_list(&event).collect();
// Ensure relay connections
for url in urls.iter() {
for url in relays.iter() {
client.add_relay(url).and_connect().await?;
}
// Construct gift wrap event filter
let filter = Filter::new().kind(Kind::GiftWrap).pubkey(public_key);
let id = SubscriptionId::new(format!("{}-msg", public_key.to_hex()));
// Construct target for subscription
let target: HashMap<RelayUrl, Filter> = urls
let target: HashMap<RelayUrl, Filter> = relays
.into_iter()
.map(|relay| (relay, filter.clone()))
.collect();
let output = client.subscribe(target).with_id(id).await?;
log::info!(
"Successfully subscribed to gift-wrap messages on: {:?}",
output.success
);
client.subscribe(target).with_id(id).await?;
Ok(())
});
@@ -425,7 +422,7 @@ impl ChatRegistry {
self.tasks.push(cx.spawn(async move |this, cx| {
if let Err(e) = task.await {
this.update(cx, |_this, cx| {
cx.emit(ChatEvent::Error(SharedString::from(e.to_string())));
cx.emit(ChatEvent::Error(e.to_string()));
})?;
}
Ok(())
@@ -512,7 +509,7 @@ impl ChatRegistry {
{
let nostr = NostrRegistry::global(cx);
let Some(public_key) = nostr.read(cx).signer_pubkey(cx) else {
let Some(public_key) = nostr.read(cx).current_user() else {
return;
};
@@ -623,7 +620,7 @@ impl ChatRegistry {
pub fn get_rooms(&mut self, cx: &mut Context<Self>) {
let nostr = NostrRegistry::global(cx);
let Some(public_key) = nostr.read(cx).signer_pubkey(cx) else {
let Some(public_key) = nostr.read(cx).current_user() else {
return;
};
@@ -733,7 +730,7 @@ impl ChatRegistry {
pub fn new_message(&mut self, message: NewMessage, cx: &mut Context<Self>) {
let nostr = NostrRegistry::global(cx);
let Some(public_key) = nostr.read(cx).signer_pubkey(cx) else {
let Some(public_key) = nostr.read(cx).current_user() else {
return;
};
@@ -769,7 +766,7 @@ impl ChatRegistry {
/// Unwraps a gift-wrapped event and processes its contents.
async fn extract_rumor(
client: &Client,
signer: &Keys,
signer: &UniversalSigner,
gift_wrap: &Event,
) -> Result<UnsignedEvent, Error> {
// Try to get cached rumor first
@@ -793,7 +790,7 @@ async fn extract_rumor(
}
/// Helper method to try unwrapping with different signers
async fn try_unwrap(signer: &Keys, gift_wrap: &Event) -> Result<UnwrappedGift, Error> {
async fn try_unwrap(signer: &UniversalSigner, gift_wrap: &Event) -> Result<UnwrappedGift, Error> {
/*
* // Try with the device signer first
if let Some(signer) = signer.get_encryption_signer().await {
@@ -806,13 +803,16 @@ async fn try_unwrap(signer: &Keys, gift_wrap: &Event) -> Result<UnwrappedGift, E
// Fallback to the user's signer
let user_signer = signer.get().await;
*/
let unwrapped = try_unwrap_with(gift_wrap, signer).await?;
let unwrapped = try_unwrap_with(signer, gift_wrap).await?;
Ok(unwrapped)
}
/// Attempts to unwrap a gift wrap event with a given signer.
async fn try_unwrap_with(gift_wrap: &Event, signer: &Keys) -> Result<UnwrappedGift, Error> {
async fn try_unwrap_with(
signer: &UniversalSigner,
gift_wrap: &Event,
) -> Result<UnwrappedGift, Error> {
// Get the sealed event
let seal = signer
.nip44_decrypt_async(&gift_wrap.pubkey, &gift_wrap.content)

15
crates/chat/src/room.rs
View File

@@ -10,7 +10,7 @@ use itertools::Itertools;
use nostr_sdk::prelude::*;
use person::{Person, PersonRegistry};
use settings::{RoomConfig, SignerKind};
use state::{NostrRegistry, TIMEOUT};
use state::{NostrRegistry, TIMEOUT, UniversalSigner};
use crate::NewMessage;
@@ -427,7 +427,7 @@ impl Room {
let nostr = NostrRegistry::global(cx);
// Get current user's public key
let sender = nostr.read(cx).signer_pubkey(cx)?;
let sender = nostr.read(cx).current_user()?;
// Get all members, excluding the sender
let members: Vec<Person> = self
@@ -482,13 +482,12 @@ impl Room {
let nostr = NostrRegistry::global(cx);
let client = nostr.read(cx).client();
let user_signer = nostr.read(cx).signer();
let current_user = nostr.read(cx).current_user()?;
// Get current user's public key
let user_signer = nostr.read(cx).signer(cx)?;
let public_key = nostr.read(cx).signer_pubkey(cx)?;
// Get sender's profile
let persons = PersonRegistry::global(cx);
let sender = persons.read(cx).get(&public_key, cx);
let sender = persons.read(cx).get(&current_user, cx);
// Get all members (excluding sender)
let members: Vec<Person> = self
@@ -597,7 +596,7 @@ impl Room {
// Helper function to send a gift-wrapped event
async fn send_gift_wrap(
client: &Client,
signer: &Keys,
signer: &UniversalSigner,
receiver: &Person,
rumor: &UnsignedEvent,
config: &SignerKind,