Upload database.py

database.py

@@ -140,7 +140,7 @@ def init_db():
         uname, lic, data, cg = row
         if lic and data and cg:
             c.execute("""INSERT INTO workspaces (username, licitacion, data_json, cg_json, fecha_guardado)
-                         VALUES (%s, %s, %s, %s, %s)""",
+                         VALUES (%s, %s, %s, %s, %s) ON CONFLICT (username, licitacion) DO NOTHING""",
                       (uname, lic, data, cg, datetime.now().strftime("%Y-%m-%d %H:%M:%S")))
 
     # Usuario admin por defecto (contraseña: admin)
@@ -223,7 +223,7 @@ def get_all_users():
     """Retorna todos los usuarios del sistema para el panel de administración."""
     conn = get_connection()
     df = pd.read_sql_query(
-        "SELECT username as Usuario, role as Nivel, email_user as Correo, gemini_key as Clave_Gemini, tavily_key as Clave_Tavily FROM users ORDER BY role, Usuario", conn)
+        'SELECT username as "Usuario", role as "Nivel", email_user as "Correo", gemini_key as "Clave_Gemini", tavily_key as "Clave_Tavily" FROM users ORDER BY role, username', conn)
     conn.close()
     
     # Enmascarar las llaves visualmente para seguridad (opcional, pero recomendado)
@@ -365,7 +365,7 @@ def save_history(username, licitacion, items_count):
 def get_user_history_df(username):
     conn = get_connection()
     df = pd.read_sql_query(
-        "SELECT licitacion as 'Nº Licitación', fecha as 'Fecha Proceso', items as 'Renglones' FROM history WHERE username=%s ORDER BY id DESC",
+        'SELECT licitacion as "Nº Licitación", fecha as "Fecha Proceso", items as "Renglones" FROM history WHERE username=%s ORDER BY id DESC',
         conn, params=(username,))
     conn.close()
     return df