continuwuity/src/service/rooms/lazy_loading/mod.rs
Jason Volk e125af620e impl crate::Service for Service
Signed-off-by: Jason Volk <jason@zemos.net>
2024-07-04 21:06:35 +00:00

84 lines
2.3 KiB
Rust

mod data;
use std::{
collections::{HashMap, HashSet},
fmt::Write,
sync::{Arc, Mutex},
};
use data::Data;
use ruma::{DeviceId, OwnedDeviceId, OwnedRoomId, OwnedUserId, RoomId, UserId};
use crate::{PduCount, Result};
pub struct Service {
db: Data,
#[allow(clippy::type_complexity)]
pub lazy_load_waiting: Mutex<HashMap<(OwnedUserId, OwnedDeviceId, OwnedRoomId, PduCount), HashSet<OwnedUserId>>>,
}
impl crate::Service for Service {
fn build(args: crate::Args<'_>) -> Result<Arc<Self>> {
Ok(Arc::new(Self {
db: Data::new(args.db),
lazy_load_waiting: Mutex::new(HashMap::new()),
}))
}
fn memory_usage(&self, out: &mut dyn Write) -> Result<()> {
let lazy_load_waiting = self.lazy_load_waiting.lock().expect("locked").len();
writeln!(out, "lazy_load_waiting: {lazy_load_waiting}")?;
Ok(())
}
fn clear_cache(&self) { self.lazy_load_waiting.lock().expect("locked").clear(); }
fn name(&self) -> &str { crate::service::make_name(std::module_path!()) }
}
impl Service {
#[tracing::instrument(skip(self))]
pub fn lazy_load_was_sent_before(
&self, user_id: &UserId, device_id: &DeviceId, room_id: &RoomId, ll_user: &UserId,
) -> Result<bool> {
self.db
.lazy_load_was_sent_before(user_id, device_id, room_id, ll_user)
}
#[tracing::instrument(skip(self))]
pub async fn lazy_load_mark_sent(
&self, user_id: &UserId, device_id: &DeviceId, room_id: &RoomId, lazy_load: HashSet<OwnedUserId>,
count: PduCount,
) {
self.lazy_load_waiting
.lock()
.expect("locked")
.insert((user_id.to_owned(), device_id.to_owned(), room_id.to_owned(), count), lazy_load);
}
#[tracing::instrument(skip(self))]
pub async fn lazy_load_confirm_delivery(
&self, user_id: &UserId, device_id: &DeviceId, room_id: &RoomId, since: PduCount,
) -> Result<()> {
if let Some(user_ids) = self.lazy_load_waiting.lock().expect("locked").remove(&(
user_id.to_owned(),
device_id.to_owned(),
room_id.to_owned(),
since,
)) {
self.db
.lazy_load_confirm_delivery(user_id, device_id, room_id, &mut user_ids.iter().map(|u| &**u))?;
} else {
// Ignore
}
Ok(())
}
#[tracing::instrument(skip(self))]
pub fn lazy_load_reset(&self, user_id: &UserId, device_id: &DeviceId, room_id: &RoomId) -> Result<()> {
self.db.lazy_load_reset(user_id, device_id, room_id)
}
}