Add helper to send Identity reset message (#133)

src/manager.rs

@@ -16,7 +16,7 @@ use libsignal_service::{
     attachment_cipher::decrypt_in_place,
     cipher,
     configuration::{ServiceConfiguration, SignalServers, SignalingKey},
-    content::{ContentBody, DataMessage, Metadata, SyncMessage},
+    content::{ContentBody, DataMessage, DataMessageFlags, Metadata, SyncMessage},
     groups_v2::{Group, GroupsManager, InMemoryCredentialsCache},
     messagepipe::ServiceCredentials,
     models::Contact,
@@ -945,6 +945,22 @@ impl<C: Store> Manager<C, Registered> {
         Ok(ciphertext)
     }
 
+    pub async fn send_identity_reset(
+        &mut self,
+        recipient: &ServiceAddress,
+        timestamp: u64,
+    ) -> Result<(), Error> {
+        log::trace!("Resetting identity for adress: {}", recipient.uuid);
+        let message = DataMessage {
+            flags: Some(DataMessageFlags::EndSession as u32),
+            ..Default::default()
+        };
+
+        self.send_message(*recipient, message, timestamp).await?;
+
+        Ok(())
+    }
+
     fn credentials(&self) -> Result<Option<ServiceCredentials>, Error> {
         Ok(Some(ServiceCredentials {
             uuid: Some(self.state.uuid),