I think acknowledgments work just fine now

src/alpine_bits_python/alpine_bits_helpers.py

@@ -1,7 +1,7 @@
 import logging
 import traceback
 from dataclasses import dataclass
-from datetime import UTC, datetime
+from datetime import UTC
 from enum import Enum
 from typing import Any
 
@@ -786,7 +786,7 @@ def _process_single_reservation(
     )
 
     hotel_reservation = HotelReservation(
-        create_date_time=datetime.now(UTC).isoformat(),
+        create_date_time=reservation.created_at.replace(tzinfo=UTC).isoformat(),
         res_status=HotelReservationResStatus.REQUESTED,
         room_stay_reservation="true",
         unique_id=unique_id,

tests/test_alpine_bits_server_read.py

@@ -713,7 +713,11 @@ class TestAcknowledgments:
 
     @pytest.mark.asyncio
     async def test_acknowledgments_work_with_date_filters(
-        self, alpinebits_server, populated_db_session, client_info
+        self,
+        alpinebits_server,
+        populated_db_session,
+        client_info,
+        read_request_xml_no_date_filter,
     ):
         """Test 5: Verify acknowledgments still work when SelectionCriteria date filters are applied."""
         # Read request with date filter
@@ -749,9 +753,14 @@ class TestAcknowledgments:
         ):
             initial_count = len(initial_parsed.reservations_list.hotel_reservation)
 
+        assert initial_count > 0, "Initial count with date filter should be > 0"
+        assert initial_count == 1, (
+            "Should only return one reservation with this date filter"
+        )
+
         # Acknowledge one reservation that falls within the date range
-        # The sample_reservation has dates 2024-12-25 to 2024-12-31, which should be in range
-        sample_unique_id = "RES-2024-001"
+        # The sample_reservation was created at 2024-11-01 and thus falls out of range
+        sample_unique_id = "RES-2024-002"
         md5_hash = hashlib.md5(sample_unique_id.encode()).hexdigest()
 
         acked_request = AckedRequest(
@@ -762,6 +771,31 @@ class TestAcknowledgments:
         populated_db_session.add(acked_request)
         await populated_db_session.commit()
 
+        without_filter_read = await alpinebits_server.handle_request(
+            request_action_name="OTA_Read:GuestRequests",
+            request_xml=read_request_xml_no_date_filter,
+            client_info=client_info,
+            version="2024-10",
+            dbsession=populated_db_session,
+        )
+
+        without_filter_parsed = parser.from_string(
+            without_filter_read.xml_content, OtaResRetrieveRs
+        )
+
+        without_filter_count = 0
+        if (
+            without_filter_parsed.reservations_list
+            and without_filter_parsed.reservations_list.hotel_reservation
+        ):
+            without_filter_count = len(
+                without_filter_parsed.reservations_list.hotel_reservation
+            )
+
+        assert without_filter_count == 1, (
+            "Without date filter, should return one reservation after acknowledgment"
+        )
+
         # Second read with same date filter
         second_response = await alpinebits_server.handle_request(
             request_action_name="OTA_Read:GuestRequests",
@@ -781,8 +815,10 @@ class TestAcknowledgments:
         ):
             second_count = len(second_parsed.reservations_list.hotel_reservation)
 
-        # Should have fewer reservations even with date filter
-        assert second_count < initial_count
+        # Should have exactly the same amount of reservations
+        assert second_count == initial_count, (
+            "Acknowledgment should not affect count when date filter is applied"
+        )
 
 
 if __name__ == "__main__":