refactor(ffi): expose room_version in the FFI RoomInfo

Author: jmartinesp

bindings/matrix-sdk-ffi/src/room/room_info.rs

@@ -74,6 +74,8 @@ pub struct RoomInfo {
     ///
     /// Can be missing if the room power levels event is missing from the store.
     power_levels: Option<Arc<RoomPowerLevels>>,
+    /// This room's version.
+    room_version: Option<String>,
 }
 
 impl RoomInfo {
@@ -152,6 +154,7 @@ impl RoomInfo {
             join_rule,
             history_visibility: room.history_visibility_or_default().try_into()?,
             power_levels: power_levels.map(Arc::new),
+            room_version: room.version().map(|version| version.to_string()),
         })
     }
 }

crates/matrix-sdk-base/src/room/mod.rs

@@ -48,7 +48,8 @@ pub use room_info::{
     RoomInfoNotableUpdateReasons, apply_redaction,
 };
 use ruma::{
-    EventId, OwnedEventId, OwnedMxcUri, OwnedRoomAliasId, OwnedRoomId, OwnedUserId, RoomId, UserId,
+    EventId, OwnedEventId, OwnedMxcUri, OwnedRoomAliasId, OwnedRoomId, OwnedUserId, RoomId,
+    RoomVersionId, UserId,
     events::{
         direct::OwnedDirectUserIdentifier,
         receipt::{Receipt, ReceiptThread, ReceiptType},
@@ -470,6 +471,11 @@ impl Room {
         self.inner.read().base_info.is_marked_unread
     }
 
+    /// Returns the [`RoomVersionId`] of the room, if known.
+    pub fn version(&self) -> Option<RoomVersionId> {
+        self.inner.read().room_version().cloned()
+    }
+
     /// Returns the recency stamp of the room.
     ///
     /// Please read `RoomInfo::recency_stamp` to learn more.