Upload app.py

app.py

@@ -564,8 +564,12 @@ with gr.Blocks(title="Plotweaver AI — TTS MOS Evaluation",
     gr.Markdown("# 🎧 Plotweaver AI — TTS MOS Evaluation", elem_id="app-title")
     gr.Markdown("Rate synthesised speech on 7 quality criteria, by language.", elem_id="app-sub")
 
+    # ---------- Loading (shown first, until the browser session is checked) ----------
+    with gr.Column(visible=True, elem_id="auth-wrap") as loading_col:
+        gr.Markdown("### Loading…")
+
     # ----------------------------- AUTH ------------------------------------ #
-    with gr.Column(visible=True, elem_id="auth-wrap") as auth_col:
+    with gr.Column(visible=False, elem_id="auth-wrap") as auth_col:
         with gr.Column(elem_classes="soft-card"):
             with gr.Tabs():
                 with gr.Tab("Sign in"):
@@ -1020,9 +1024,12 @@ with gr.Blocks(title="Plotweaver AI — TTS MOS Evaluation",
     def restore_session(token):
         uid = verify_token(token)
         if not uid:
-            # stay logged out; leave the UI at its default (auth visible)
-            return (gr.update(), gr.update(), None, gr.update(), gr.update(), gr.update(),
-                    gr.update(), gr.update(), gr.update(), gr.update(), gr.update(), gr.update())
+            # not logged in: hide loading, show the sign-in screen
+            return (gr.update(visible=False),   # loading_col
+                    gr.update(visible=True),    # auth_col
+                    gr.update(visible=False),   # app_col
+                    None, gr.update(), gr.update(), gr.update(), gr.update(),
+                    [], [], [], gr.update(), gr.update())
         sess = user_session(uid)
         is_admin = sess["role"] == "admin"
         rl = reviewer_lang_choices(sess)
@@ -1034,6 +1041,7 @@ with gr.Blocks(title="Plotweaver AI — TTS MOS Evaluation",
             lt, st, ut = [], [], []
             du, tu = gr.update(), gr.update()
         return (
+            gr.update(visible=False),                       # loading_col
             gr.update(visible=False),                       # auth_col
             gr.update(visible=True),                        # app_col
             sess,                                           # session
@@ -1044,8 +1052,8 @@ with gr.Blocks(title="Plotweaver AI — TTS MOS Evaluation",
             lt, st, ut, du, tu,                             # admin tables + pickers
         )
     demo.load(restore_session, [auth_token],
-              [auth_col, app_col, session, greeting, reviewer_tabs, admin_panel, rate_lang,
-               langs_tbl, samples_tbl, users_tbl, del_sample, tr_sample])
+              [loading_col, auth_col, app_col, session, greeting, reviewer_tabs, admin_panel,
+               rate_lang, langs_tbl, samples_tbl, users_tbl, del_sample, tr_sample])
 
     # Refresh language-dependent choices on every page load, so newly added
     # languages appear in the signup form (and admin dropdowns) without a restart.