From e17d69e83e5272a652dfba43da40740a4dfa6b20 Mon Sep 17 00:00:00 2001
From: Alvaro Duarte <59612788+ad-ha@users.noreply.github.com>
Date: Tue, 8 Feb 2022 23:20:27 +0100
Subject: [PATCH] Restore sensor state on restart

Changes to restore last reading available on HA restart, in case a new reading fails during startup.
---
 custom_components/ide/sensor.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/custom_components/ide/sensor.py b/custom_components/ide/sensor.py
index d3c79ef..ce89cfe 100644
--- a/custom_components/ide/sensor.py
+++ b/custom_components/ide/sensor.py
@@ -29,6 +29,7 @@
     ConfigType,
     DiscoveryInfoType,
 )
+from homeassistant.helpers.dispatcher import async_dispatcher_connect
 import homeassistant.helpers.config_validation as cv
 
 __VERSION__ = "0.2.1"
@@ -121,7 +122,9 @@ async def async_added_to_hass(self) -> None:
             return
         self._state = state.state
         _LOGGER.warning(
-            "i-DE Meter could not be updated. Last data restored {}".format(self._state)
+            "i-DE Meter could not be updated. Last reading available was restored: {}".format(
+                self._state
+            )
         )
 
         async_dispatcher_connect(
@@ -132,7 +135,7 @@ async def async_added_to_hass(self) -> None:
     def _schedule_immediate_update(self):
         """Schedule Update when possible"""
         self.async_schedule_update_ha_state(True)
-        
+
     @property
     def name(self):
         """Return the name of the sensor."""