100 lines
2.7 KiB
Rust
100 lines
2.7 KiB
Rust
//! Types for the [`m.direct`] event.
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//!
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//! [`m.direct`]: https://spec.matrix.org/latest/client-server-api/#mdirect
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use std::{
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collections::{btree_map, BTreeMap},
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ops::{Deref, DerefMut},
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};
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use ruma_common::{OwnedRoomId, OwnedUserId};
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use ruma_macros::EventContent;
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use serde::{Deserialize, Serialize};
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/// The content of an `m.direct` event.
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///
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/// A mapping of `UserId`s to a list of `RoomId`s which are considered *direct* for that particular
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/// user.
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///
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/// Informs the client about the rooms that are considered direct by a user.
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#[derive(Clone, Debug, Default, Deserialize, Serialize, EventContent)]
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#[allow(clippy::exhaustive_structs)]
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#[ruma_event(type = "m.direct", kind = GlobalAccountData)]
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pub struct DirectEventContent(pub BTreeMap<OwnedUserId, Vec<OwnedRoomId>>);
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impl Deref for DirectEventContent {
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type Target = BTreeMap<OwnedUserId, Vec<OwnedRoomId>>;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl DerefMut for DirectEventContent {
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fn deref_mut(&mut self) -> &mut Self::Target {
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&mut self.0
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}
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}
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impl IntoIterator for DirectEventContent {
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type Item = (OwnedUserId, Vec<OwnedRoomId>);
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type IntoIter = btree_map::IntoIter<OwnedUserId, Vec<OwnedRoomId>>;
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fn into_iter(self) -> Self::IntoIter {
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self.0.into_iter()
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}
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}
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impl FromIterator<(OwnedUserId, Vec<OwnedRoomId>)> for DirectEventContent {
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fn from_iter<T>(iter: T) -> Self
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where
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T: IntoIterator<Item = (OwnedUserId, Vec<OwnedRoomId>)>,
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{
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Self(BTreeMap::from_iter(iter))
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}
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}
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#[cfg(test)]
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mod tests {
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use std::collections::BTreeMap;
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use ruma_common::{owned_room_id, owned_user_id};
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use serde_json::{from_value as from_json_value, json, to_value as to_json_value};
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use super::{DirectEvent, DirectEventContent};
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#[test]
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fn serialization() {
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let mut content = DirectEventContent(BTreeMap::new());
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let alice = owned_user_id!("@alice:ruma.io");
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let rooms = vec![owned_room_id!("!1:ruma.io")];
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content.insert(alice.clone(), rooms.clone());
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let json_data = json!({
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alice: rooms,
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});
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assert_eq!(to_json_value(&content).unwrap(), json_data);
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}
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#[test]
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fn deserialization() {
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let alice = owned_user_id!("@alice:ruma.io");
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let rooms = vec![owned_room_id!("!1:ruma.io"), owned_room_id!("!2:ruma.io")];
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let json_data = json!({
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"content": {
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alice.to_string(): rooms,
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},
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"type": "m.direct"
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});
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let event: DirectEvent = from_json_value(json_data).unwrap();
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let direct_rooms = event.content.get(&alice).unwrap();
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assert!(direct_rooms.contains(&rooms[0]));
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assert!(direct_rooms.contains(&rooms[1]));
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}
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}
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