continuwuity/src/api/client/threads.rs
Jason Volk 8b6018d77d de-global services() from api
Signed-off-by: Jason Volk <jason@zemos.net>
2024-07-27 07:54:03 +00:00

54 lines
1.2 KiB
Rust

use axum::extract::State;
use ruma::{
api::client::{error::ErrorKind, threads::get_threads},
uint,
};
use crate::{Error, Result, Ruma};
/// # `GET /_matrix/client/r0/rooms/{roomId}/threads`
pub(crate) async fn get_threads_route(
State(services): State<crate::State>, body: Ruma<get_threads::v1::Request>,
) -> Result<get_threads::v1::Response> {
let sender_user = body.sender_user.as_ref().expect("user is authenticated");
// Use limit or else 10, with maximum 100
let limit = body
.limit
.unwrap_or_else(|| uint!(10))
.try_into()
.unwrap_or(10)
.min(100);
let from = if let Some(from) = &body.from {
from.parse()
.map_err(|_| Error::BadRequest(ErrorKind::InvalidParam, ""))?
} else {
u64::MAX
};
let threads = services
.rooms
.threads
.threads_until(sender_user, &body.room_id, from, &body.include)?
.take(limit)
.filter_map(Result::ok)
.filter(|(_, pdu)| {
services
.rooms
.state_accessor
.user_can_see_event(sender_user, &body.room_id, &pdu.event_id)
.unwrap_or(false)
})
.collect::<Vec<_>>();
let next_batch = threads.last().map(|(count, _)| count.to_string());
Ok(get_threads::v1::Response {
chunk: threads
.into_iter()
.map(|(_, pdu)| pdu.to_room_event())
.collect(),
next_batch,
})
}