Only active tab user's own profile

lib/live_beats_web/live/nav.ex

@@ -11,14 +11,27 @@ defmodule LiveBeatsWeb.Nav do
      |> attach_hook(:active_tab, :handle_params, &handle_active_tab_params/3)}
   end
 
-  defp handle_active_tab_params(_params, _url, socket) do
+  defp handle_active_tab_params(params, _url, socket) do
     active_tab =
       case {socket.view, socket.assigns.live_action} do
-        {ProfileLive, _} -> :profile
+        {ProfileLive, _} ->
-        {SettingsLive, _} -> :settings
+          if params["profile_username"] == current_user_profile_userame(socket) do
-        {_, _} -> nil
+            :profile
+          end
+
+        {SettingsLive, _} ->
+          :settings
+
+        {_, _} ->
+          nil
       end
 
     {:cont, assign(socket, active_tab: active_tab)}
   end
+
+  defp current_user_profile_userame(socket) do
+    if user = socket.assigns.current_user do
+      user.username
+    end
+  end
 end