Add pages permission

app/tools/check_permission.py

@@ -0,0 +1,27 @@
+import streamlit as st
+from auth_runtime import require_login
+from auth import get_sidebar, get_fullname_for_user, get_role_for_user
+
+
+
+def check(df, page_name):
+    if "df_sidebar" not in st.session_state:
+        # authenticator = require_login()
+        username = st.session_state.get("username")
+        role_text = get_role_for_user(username)
+        fullname = get_fullname_for_user(username)
+        df = get_sidebar(role_text, username)
+
+        st.session_state["role_text"] = role_text
+        st.session_state["fullname"] = fullname
+        st.session_state["df_sidebar"] = df
+
+    if df is None or df.empty:
+        return False   # oder True – je nach gewünschtem Verhalten
+
+    allowed = not df[
+        (df["dash_type"] == "page") &
+        (df["page_file"] == page_name)
+    ].empty
+
+    return True