Unregister user when removing him

src/helpers/conversations_helper.rs

@@ -488,6 +488,9 @@ pub fn remove_member(user_id: &UserID, conv_id: ConvID, remover: &UserID) -> Res
         ))?;
     }
 
+    // Propagate event
+    events_helper::propagate_event(&Event::RemovedUserFromConversation(user_id, conv_id))?;
+
     Ok(())
 }
 

src/helpers/events_helper.rs

@@ -38,6 +38,9 @@ pub enum Event<'a> {
     /// Deleted a conversation message
     DeleteConversationMessage(&'a ConversationMessage),
 
+    /// Removed a user from a conversation
+    RemovedUserFromConversation(&'a UserID, ConvID),
+
     /// Created a new comment
     NewComment(&'a Comment),