Files
tuwunel/src/api/client/sync/v5/extensions.rs
Jason Volk 1223763e2b Split sliding-sync into additional units.
Signed-off-by: Jason Volk <jason@zemos.net>
2025-10-27 09:06:02 +00:00

151 lines
3.2 KiB
Rust

mod account_data;
mod e2ee;
mod receipts;
mod to_device;
mod typing;
use std::fmt::Debug;
use futures::{
FutureExt,
future::{OptionFuture, join5},
};
use ruma::{
RoomId,
api::client::sync::sync_events::v5::{ListId, request::ExtensionRoomConfig, response},
};
use tuwunel_core::{Result, apply, at, extract_variant, utils::BoolExt};
use tuwunel_service::sync::Connection;
use super::{SyncInfo, Window, share_encrypted_room};
#[tracing::instrument(
name = "extensions",
level = "debug",
skip_all,
fields(
next_batch = conn.next_batch,
window = window.len(),
rooms = conn.rooms.len(),
subs = conn.subscriptions.len(),
)
)]
pub(super) async fn handle(
sync_info: SyncInfo<'_>,
conn: &Connection,
window: &Window,
) -> Result<response::Extensions> {
let SyncInfo { .. } = sync_info;
let account_data: OptionFuture<_> = conn
.extensions
.account_data
.enabled
.unwrap_or(false)
.then(|| account_data::collect(sync_info, conn, window))
.into();
let receipts: OptionFuture<_> = conn
.extensions
.receipts
.enabled
.unwrap_or(false)
.then(|| receipts::collect(sync_info, conn, window))
.into();
let typing: OptionFuture<_> = conn
.extensions
.typing
.enabled
.unwrap_or(false)
.then(|| typing::collect(sync_info, conn, window))
.into();
let to_device: OptionFuture<_> = conn
.extensions
.to_device
.enabled
.unwrap_or(false)
.then(|| to_device::collect(sync_info, conn))
.into();
let e2ee: OptionFuture<_> = conn
.extensions
.e2ee
.enabled
.unwrap_or(false)
.then(|| e2ee::collect(sync_info, conn))
.into();
let (account_data, receipts, typing, to_device, e2ee) =
join5(account_data, receipts, typing, to_device, e2ee)
.map(apply!(5, |t: Option<_>| t.unwrap_or(Ok(Default::default()))))
.await;
Ok(response::Extensions {
account_data: account_data?,
receipts: receipts?,
typing: typing?,
to_device: to_device?,
e2ee: e2ee?,
})
}
#[tracing::instrument(
name = "selector",
level = "trace",
skip_all,
fields(?implicit, ?explicit),
)]
fn selector<'a, ListIter, SubsIter>(
SyncInfo { .. }: SyncInfo<'a>,
conn: &'a Connection,
window: &'a Window,
implicit: Option<ListIter>,
explicit: Option<SubsIter>,
) -> impl Iterator<Item = &'a RoomId> + Send + Sync + 'a
where
ListIter: Iterator<Item = &'a ListId> + Clone + Debug + Send + Sync + 'a,
SubsIter: Iterator<Item = &'a ExtensionRoomConfig> + Clone + Debug + Send + Sync + 'a,
{
let has_all_subscribed = explicit
.clone()
.into_iter()
.flatten()
.any(|erc| matches!(erc, ExtensionRoomConfig::AllSubscribed));
let all_subscribed = has_all_subscribed
.then(|| conn.subscriptions.keys())
.into_iter()
.flatten()
.map(AsRef::as_ref);
let rooms_explicit = has_all_subscribed
.is_false()
.then(move || {
explicit
.into_iter()
.flatten()
.filter_map(|erc| extract_variant!(erc, ExtensionRoomConfig::Room))
.map(AsRef::as_ref)
})
.into_iter()
.flatten();
let rooms_selected = window
.iter()
.filter(move |(_, room)| {
implicit.as_ref().is_none_or(|lists| {
lists
.clone()
.any(|list| room.lists.contains(list))
})
})
.map(at!(0))
.map(AsRef::as_ref);
all_subscribed
.chain(rooms_explicit)
.chain(rooms_selected)
}