matrix_sdk_ui/room_list_service/filters/invite.rs
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// Copyright 2024 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use matrix_sdk_base::RoomState;
use super::{super::Room, Filter};
struct InviteRoomMatcher<F>
where
F: Fn(&Room) -> RoomState,
{
state: F,
}
impl<F> InviteRoomMatcher<F>
where
F: Fn(&Room) -> RoomState,
{
fn matches(&self, room: &Room) -> bool {
(self.state)(room) == RoomState::Invited
}
}
/// Create a new filter that will filter out rooms that are not invites (see
/// [`matrix_sdk_base::RoomState::Invited`]).
pub fn new_filter() -> impl Filter {
let matcher = InviteRoomMatcher { state: move |room| room.state() };
move |room| -> bool { matcher.matches(room) }
}
#[cfg(test)]
mod tests {
use matrix_sdk_base::RoomState;
use matrix_sdk_test::async_test;
use ruma::room_id;
use super::{
super::{client_and_server_prelude, new_rooms},
*,
};
#[async_test]
async fn test_all_invite_kind() {
let (client, server, sliding_sync) = client_and_server_prelude().await;
let [room] = new_rooms([room_id!("!a:b.c")], &client, &server, &sliding_sync).await;
// When a room has been left, it doesn't match.
let matcher = InviteRoomMatcher { state: |_| RoomState::Left };
assert!(!matcher.matches(&room));
// When a room has been joined, it doesn't match.
let matcher = InviteRoomMatcher { state: |_| RoomState::Joined };
assert!(!matcher.matches(&room));
// When a room is an invite, it does match (unless it's empty).
let matcher = InviteRoomMatcher { state: |_| RoomState::Invited };
assert!(matcher.matches(&room));
}
}