numpy refactor

src/customer.py

@@ -1,9 +1,9 @@
 from dataclasses import dataclass
 from uuid import UUID
+import numpy as np
 from src.customer_cipher import CustomerCipher
 from src.models import NKodePolicy
 from src.user import User
-from src.utils import xor_lists
 
 @dataclass
 class Customer:
@@ -12,7 +12,7 @@ class Customer:
     cipher: CustomerCipher
     users: dict[str, User]
 
-    # TODO: validate policy and keypad size don't conflict
+    # TODO: validate policy and keypad_list size don't conflict
 
     def add_new_user(self, user: User):
         if user.username in self.users:
@@ -56,8 +56,8 @@ class Customer:
         new_attrs = self.cipher.prop_key
         new_sets = self.cipher.set_key
 
-        attrs_xor = xor_lists(new_attrs, old_attrs)
-        set_xor = xor_lists(new_sets, old_sets)
+        attrs_xor = np.bitwise_xor(new_attrs, old_attrs)
+        set_xor = np.bitwise_xor(new_sets, old_sets)
         for user in self.users.values():
             user.renew_keys(set_xor, attrs_xor)
             self.users[user.username] = user
@@ -66,7 +66,7 @@ class Customer:
     def valid_new_nkode(self, passcode_attr_idx: list[int]) -> bool:
         nkode_len = len(passcode_attr_idx)
         passcode_set_values = [
-            self.cipher.get_prop_set_val(self.cipher.prop_key[attr_idx]) for attr_idx in passcode_attr_idx
+            self.cipher.get_prop_set_val(int(self.cipher.prop_key[attr_idx])) for attr_idx in passcode_attr_idx
         ]
         distinct_sets = len(set(passcode_set_values))
         distinct_attributes = len(set(passcode_attr_idx))