Notify about notifications number update

src/controllers/user_ws_controller.rs

@@ -486,6 +486,23 @@ pub fn send_message_to_users(msg: &UserWsMessage, users: &Vec<UserID>) -> Res {
     Ok(())
 }
 
+/// Send a message to a specific user
+pub fn send_message_to_user(msg: &UserWsMessage, user: &UserID) -> Res {
+    let connections = get_ws_connections_list()
+        .lock()
+        .unwrap()
+        .iter()
+        .filter(|f| user == &f.user_id)
+        .map(|f| f.session.clone())
+        .collect::<Vec<Addr<WsSession>>>();
+
+    for con in connections {
+        send_message(con, msg)?;
+    }
+
+    Ok(())
+}
+
 /// Send a message to specific users
 pub fn send_message_to_specific_connections<F, M, A>(filter: F, msg_generator: M, after_send: Option<A>) -> Res
     where F: Fn(&WsConnection) -> bool,