Files
coop/crates/chat/src/registry.rs
2025-02-01 08:30:24 +07:00

143 lines
4.6 KiB
Rust

use anyhow::Error;
use common::utils::{compare, room_hash};
use gpui::{App, AppContext, Entity, Global, WeakEntity};
use nostr_sdk::prelude::*;
use state::get_client;
use crate::{inbox::Inbox, room::Room};
pub struct ChatRegistry {
inbox: Entity<Inbox>,
}
impl Global for ChatRegistry {}
impl ChatRegistry {
pub fn set_global(cx: &mut App) {
let inbox = cx.new(|_| Inbox::default());
cx.observe_new::<Room>(|this, _window, cx| {
// Get all pubkeys to load metadata
let pubkeys = this.get_pubkeys();
cx.spawn(|weak_model, mut async_cx| async move {
let query: Result<Vec<(PublicKey, Metadata)>, Error> = async_cx
.background_executor()
.spawn(async move {
let client = get_client();
let mut profiles = Vec::new();
for public_key in pubkeys.into_iter() {
let query = client.database().metadata(public_key).await?;
let metadata = query.unwrap_or_default();
profiles.push((public_key, metadata));
}
Ok(profiles)
})
.await;
if let Ok(profiles) = query {
if let Some(model) = weak_model.upgrade() {
_ = async_cx.update_entity(&model, |model, cx| {
for profile in profiles.into_iter() {
model.set_metadata(profile.0, profile.1);
}
cx.notify();
});
}
}
})
.detach();
})
.detach();
cx.set_global(Self { inbox });
}
pub fn load(&mut self, cx: &mut App) {
self.inbox.update(cx, |this, cx| {
let task = this.load(cx.to_async());
cx.spawn(|this, mut async_cx| async move {
if let Some(inbox) = this.upgrade() {
if let Ok(events) = task.await {
_ = async_cx.update_entity(&inbox, |this, cx| {
let current_rooms = this.get_room_ids(cx);
let items: Vec<Entity<Room>> = events
.into_iter()
.filter_map(|ev| {
let id = room_hash(&ev.tags);
// Filter all seen events
if !current_rooms.iter().any(|h| h == &id) {
Some(cx.new(|_| Room::parse(&ev)))
} else {
None
}
})
.collect();
this.rooms.extend(items);
this.is_loading = false;
cx.notify();
});
}
}
})
.detach();
});
}
pub fn inbox(&self) -> WeakEntity<Inbox> {
self.inbox.downgrade()
}
pub fn get_room(&self, id: &u64, cx: &App) -> Option<WeakEntity<Room>> {
self.inbox
.read(cx)
.rooms
.iter()
.find(|model| &model.read(cx).id == id)
.map(|model| model.downgrade())
}
pub fn new_room(&mut self, room: Room, cx: &mut App) {
let room = cx.new(|_| room);
self.inbox.update(cx, |this, cx| {
if !this.rooms.iter().any(|r| r.read(cx) == room.read(cx)) {
this.rooms.insert(0, room);
cx.notify();
}
})
}
pub fn new_room_message(&mut self, event: Event, cx: &mut App) {
let mut pubkeys: Vec<_> = event.tags.public_keys().copied().collect();
pubkeys.push(event.pubkey);
self.inbox.update(cx, |this, cx| {
if let Some(room) = this.rooms.iter().find(|room| {
let all_keys = room.read(cx).get_pubkeys();
compare(&all_keys, &pubkeys)
}) {
room.update(cx, |this, cx| {
this.new_messages.push(event);
cx.notify();
})
} else {
let room = cx.new(|_| Room::parse(&event));
self.inbox.update(cx, |this, cx| {
this.rooms.insert(0, room);
cx.notify();
})
}
cx.notify();
})
}
}