feat(crypto) Implement OlmMachine.user_id, .device_id and .display_name.

crates/matrix-sdk-crypto/src/js/machine.rs

@@ -33,6 +33,28 @@ impl OlmMachine {
         })
     }
 
+    /// The unique user ID that owns this `OlmMachine` instance.
+    pub fn user_id(&self) -> identifiers::UserId {
+        identifiers::UserId { inner: self.inner.user_id().to_owned() }
+    }
+
+    /// The unique device ID that identifies this `OlmMachine`.
+    pub fn device_id(&self) -> identifiers::DeviceId {
+        identifiers::DeviceId { inner: self.inner.device_id().to_owned() }
+    }
+
+    ///// Get the public parts of our Olm identity keys.
+    //pub fn identity_keys(&self) ->
+
+    /// Get the display name of our own device.
+    pub fn display_name(&self) -> Promise {
+        let me = self.inner.clone();
+
+        future_to_promise(async move {
+            Ok(JsValue::from(me.display_name().await.map_err(any_error_to_jsvalue)?))
+        })
+    }
+
     pub fn receive_sync_changes(
         &self,
         to_device_events: &str,

examples/js/index.js

@@ -6,6 +6,9 @@ async function run_example() {
 
     const olm_machine = await new OlmMachine(user_id, device_id);
     console.log(olm_machine);
+    console.log('olm_machine.user_id().localpart() =', olm_machine.user_id().localpart());
+    console.log('olm_machine.device_id =', olm_machine.device_id());
+    console.log('olm_machine.display_name =', await olm_machine.display_name());
 
     const to_device_events =  '{}';
     const changed_devices = new DeviceLists();
@@ -26,7 +29,7 @@ async function run_example() {
 
     const outgoing_requests = await olm_machine.outgoing_requests();
     console.log(outgoing_requests);
-    console.log(JSON.parse(outgoing_requests[0].body));
+    //console.log(JSON.parse(outgoing_requests[0].body));
 }
 
 run_example();