Fisheye: Tag e8438fb069de7560d5f9839ea62207e0d5aab3ed refers to a dead (removed) revision in file `leahi_dialin/dd/modules/spent_chamber.py'.
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Index: leahi_dialin/dd/modules/spent_chamber_fill.py
===================================================================
diff -u
--- leahi_dialin/dd/modules/spent_chamber_fill.py	(revision 0)
+++ leahi_dialin/dd/modules/spent_chamber_fill.py	(revision e8438fb069de7560d5f9839ea62207e0d5aab3ed)
@@ -0,0 +1,107 @@
+###########################################################################
+#
+# Copyright (c) 2020-2025 Diality Inc. - All Rights Reserved.
+#
+# THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
+# WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
+#
+# @file    spent_chamber_fill.py
+#
+# @author  (last)      Jonny Paguio
+# @date    (last)      26-Aug-2025
+# @author  (original)  Jonny Paguio
+# @date    (original)  26-Aug-2025
+#
+############################################################################
+import struct
+from logging import Logger
+
+from .constants import RESET, NO_RESET
+from leahi_dialin.common.msg_defs import MsgIds, MsgFieldPositions
+from leahi_dialin.protocols.CAN import DenaliMessage, DenaliChannels
+from leahi_dialin.utils.base import AbstractSubSystem, publish, DialinEnum
+from leahi_dialin.utils.checks import check_broadcast_interval_override_ms
+from leahi_dialin.utils.conversions import integer_to_bytearray, float_to_bytearray
+
+class DDSpentChamberFill(AbstractSubSystem):
+    """
+    Spent Chamber Fill
+
+    Dialysate Delivery (DD) Dialin API sub-class for Spent Chamber Fill related commands.
+    """
+    def __init__(self, can_interface, logger: Logger):
+        """
+
+        @param can_interface: Denali Can Messenger object
+        """
+        super().__init__()
+
+        self.can_interface = can_interface
+        self.logger = logger
+
+        if self.can_interface is not None:
+            channel_id = DenaliChannels.dd_sync_broadcast_ch_id
+            msg_id = MsgIds.MSG_ID_DD_SPENT_CHAMBER_FILL_DATA.value
+            self.can_interface.register_receiving_publication_function(channel_id, msg_id,
+                                                                       self._handler_spent_chamber_sync)
+
+        self.execution_state = 0
+        self.switching_period = 0
+        self.total_spent_chamber_fill_counter = 0
+        self.dd_spent_chamber_timestamp = 0
+
+    @publish(["dd_spent_chamber_timestamp",
+              "execution_state", "switching_period",
+              "total_spent_chamber_fill_counter"])
+    def _handler_spent_chamber_sync(self, message, timestamp=0.0):
+        """
+        Handles published spent chamber fill data messages.
+
+        @param message:  published spent chamber fill data message
+        @return: None
+        """
+
+        self.execution_state = struct.unpack('I', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))[0]
+        self.switching_period = struct.unpack('I', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))[0]
+        self.total_spent_chamber_fill_counter = struct.unpack('I', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_3:MsgFieldPositions.END_POS_FIELD_3]))[0]
+
+        self.dd_spent_chamber_timestamp = timestamp
+
+    def cmd_spent_chamber_broadcast_interval_override(self, ms: int, reset: int = NO_RESET) -> int:
+        """
+        Constructs and sends the spent chamber fill data broadcast interval override command
+        Constraints:
+            Must be logged into DD.
+            Given interval must be non-zero and a multiple of the DD general task interval (50 ms).
+
+        @param ms:  integer - interval (in ms) to override with
+        @param reset:  integer - 1 to reset a previous override, 0 to override
+        @return: 1 if successful, zero otherwise
+        """
+
+        if not check_broadcast_interval_override_ms(ms):
+            return False
+
+        reset_byte_array = integer_to_bytearray(reset)
+        ms_byte_array = integer_to_bytearray(ms)
+        payload = reset_byte_array + ms_byte_array
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_dd_ch_id,
+                                              message_id=MsgIds.MSG_ID_DD_SPENT_CHAMB_FILL_DATA_PUBLISH_OVERRIDE_REQUEST.value,
+                                              payload=payload)
+
+        self.logger.debug("override DD Spent Chamber Fill data broadcast interval")
+
+        # Send message
+        received_message = self.can_interface.send(message)
+
+        # If there is content...
+        if received_message is not None:
+            # response payload is OK or not OK
+            return received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]
+        else:
+            self.logger.error("Timeout!!!!")
+            return False
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