Add mark_all_tracked_users_as_dirty

CHANGELOG.md

@@ -1,5 +1,12 @@
 # UNRELEASED
 
+**Other changes**
+
+-   Add `OlmMachine.markAllTrackedUsersAsDirty` to invalidate the device lists
+    for all known users. This is required for [MSC4186](https://github.com/matrix-org/matrix-spec-proposals/pull/4186)
+    clients as the server may give up trying to persist device list updates for
+    the client at some point, after which the client must treat all devices as dirty.
+
 # matrix-sdk-crypto-wasm v8.0.0
 
 **BREAKING CHANGES**

src/machine.rs

@@ -178,6 +178,20 @@ impl OlmMachine {
         future_to_promise(async move { Ok(me.display_name().await?) })
     }
 
+    /// Mark all tracked users as dirty.
+    ///
+    /// All users *whose device lists we are tracking* are flagged as needing a
+    /// key query. Users whose devices we are not tracking are ignored.
+    #[wasm_bindgen(js_name = "markAllTrackedUsersAsDirty")]
+    pub fn mark_all_tracked_users_as_dirty(&self) -> Promise {
+        let machine = self.inner.clone();
+
+        future_to_promise(async move {
+            machine.mark_all_tracked_users_as_dirty().await?;
+            Ok(JsValue::UNDEFINED)
+        })
+    }
+
     /// Whether automatic transmission of room key requests is enabled.
     ///
     /// Room key requests allow the device to request room keys that it might