Calculate also difference in days,

next to difference within a day

Author: bouwew

plugwise_usb/nodes/circle_plus.py

@@ -77,9 +77,26 @@ async def clock_synchronize(self) -> bool:
         await self._available_update_state(True, response.timestamp)
 
         dt_now = datetime.now(tz=UTC)
-        days_diff = (response.day_of_week.value - dt_now.weekday()) % 7
+        dt_now_date = dt_now.replace(hour=0, minute=0, second=0, microsecond=0)
+        response_date = datetime(
+            response.date.value.year,
+            response.date.value.month,
+            response.date.value.day,
+            hour=0,
+            minute=0,
+            second=0,
+            microsecond=0,
+            tzinfo=UTC,
+        )
+        if dt_now_date != response_date:
+            _LOGGER.warning(
+                "Reset realtime clock of node %s because time has drifted %s days",
+                self._mac_in_str,
+                int(abs((dt_now_date - response_date).days)),
+            )
+            return await self._send_clock_set_req()
+
         circle_plus_timestamp: datetime = dt_now.replace(
-            day=(dt_now.day + days_diff),
             hour=response.time.value.hour,
             minute=response.time.value.minute,
             second=response.time.value.second,
@@ -93,9 +110,13 @@ async def clock_synchronize(self) -> bool:
         _LOGGER.warning(
             "Reset realtime clock of node %s because time has drifted %s seconds while max drift is set to %s seconds)",
             self._mac_in_str,
-            str(int(abs(clock_offset.total_seconds()))),
-            str(MAX_TIME_DRIFT),
+            int(abs(clock_offset.total_seconds())),
+            MAX_TIME_DRIFT,
         )
+        return await self._send_clock_set_req()
+
+    async def _send_clock_set_req(self) -> bool:
+        """Send CirclePlusRealTimeClockSetRequest."""
         set_request = CirclePlusRealTimeClockSetRequest(
             self._send, self._mac_in_bytes, datetime.now(tz=UTC)
         )