From b7f63118973e89bb154294b54759a81dc67f3d21 Mon Sep 17 00:00:00 2001
From: Alessandro Del Prete <alessandro.delprete@gmail.com>
Date: Tue, 27 Feb 2024 23:41:30 +0100
Subject: [PATCH] Fixed native_value

---
 custom_components/sinapsi_alfa/api.py    | 2 +-
 custom_components/sinapsi_alfa/sensor.py | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/custom_components/sinapsi_alfa/api.py b/custom_components/sinapsi_alfa/api.py
index 1825a29..4cff377 100644
--- a/custom_components/sinapsi_alfa/api.py
+++ b/custom_components/sinapsi_alfa/api.py
@@ -228,7 +228,7 @@ def read_modbus_alfa(self):
                 reg_addr = sensor["modbus_addr"]
                 reg_count = 1 if reg_type == "uint16" else 2
                 _LOGGER.debug(
-                    f"(read_modbus_alfa) Key: {reg_key} Addr: {reg_addr} Type: {reg_type} DevClass: {reg_dev_class}"
+                    f"(read_modbus_alfa) Key: {reg_key} Addr: {str(reg_addr)} Type: {reg_type} DevClass: {reg_dev_class}"
                 )
                 if reg_type == "calculated":
                     self.data["potenza_consumata"] = (
diff --git a/custom_components/sinapsi_alfa/sensor.py b/custom_components/sinapsi_alfa/sensor.py
index a03b642..1649501 100644
--- a/custom_components/sinapsi_alfa/sensor.py
+++ b/custom_components/sinapsi_alfa/sensor.py
@@ -125,6 +125,8 @@ def native_value(self):
         """Return the state of the sensor."""
         if self._key in self.coordinator.api.data:
             return self.coordinator.api.data[self._key]
+        else:
+            return None
 
     @property
     def state_attributes(self) -> dict[str, Any] | None: