From e30d40562527e5d3c3fe88bf1421518e334d9446 Mon Sep 17 00:00:00 2001
From: Michael <35783820+mib1185@users.noreply.github.com>
Date: Sun, 27 Jul 2025 22:48:15 +0200
Subject: [PATCH] Enable strict typing in Tankerkoenig (#149535)

---
 .strict-typing                                       |  1 +
 homeassistant/components/tankerkoenig/config_flow.py |  4 ++--
 homeassistant/components/tankerkoenig/sensor.py      | 11 +++++++++--
 mypy.ini                                             | 10 ++++++++++
 4 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/.strict-typing b/.strict-typing
index 18e72162a23..3f87bfa18e8 100644
--- a/.strict-typing
+++ b/.strict-typing
@@ -501,6 +501,7 @@ homeassistant.components.tag.*
 homeassistant.components.tailscale.*
 homeassistant.components.tailwind.*
 homeassistant.components.tami4.*
+homeassistant.components.tankerkoenig.*
 homeassistant.components.tautulli.*
 homeassistant.components.tcp.*
 homeassistant.components.technove.*
diff --git a/homeassistant/components/tankerkoenig/config_flow.py b/homeassistant/components/tankerkoenig/config_flow.py
index 9aeb0a80173..6207c7261b0 100644
--- a/homeassistant/components/tankerkoenig/config_flow.py
+++ b/homeassistant/components/tankerkoenig/config_flow.py
@@ -15,7 +15,6 @@ from aiotankerkoenig import (
 import voluptuous as vol
 
 from homeassistant.config_entries import (
-    ConfigEntry,
     ConfigFlow,
     ConfigFlowResult,
     OptionsFlowWithReload,
@@ -40,6 +39,7 @@ from homeassistant.helpers.selector import (
 )
 
 from .const import CONF_STATIONS, DEFAULT_RADIUS, DOMAIN
+from .coordinator import TankerkoenigConfigEntry
 
 
 async def async_get_nearby_stations(
@@ -71,7 +71,7 @@ class FlowHandler(ConfigFlow, domain=DOMAIN):
     @staticmethod
     @callback
     def async_get_options_flow(
-        config_entry: ConfigEntry,
+        config_entry: TankerkoenigConfigEntry,
     ) -> OptionsFlowHandler:
         """Get the options flow for this handler."""
         return OptionsFlowHandler()
diff --git a/homeassistant/components/tankerkoenig/sensor.py b/homeassistant/components/tankerkoenig/sensor.py
index 82c89f90fe4..9964a300d6f 100644
--- a/homeassistant/components/tankerkoenig/sensor.py
+++ b/homeassistant/components/tankerkoenig/sensor.py
@@ -110,7 +110,14 @@ class FuelPriceSensor(TankerkoenigCoordinatorEntity, SensorEntity):
         self._attr_extra_state_attributes = attrs
 
     @property
-    def native_value(self) -> float:
+    def native_value(self) -> float | None:
         """Return the current price for the fuel type."""
         info = self.coordinator.data[self._station_id]
-        return getattr(info, self._fuel_type)
+        result = None
+        if self._fuel_type is GasType.E10:
+            result = info.e10
+        elif self._fuel_type is GasType.E5:
+            result = info.e5
+        else:
+            result = info.diesel
+        return result
diff --git a/mypy.ini b/mypy.ini
index bff6c93967e..bfd9cfb0a84 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -4768,6 +4768,16 @@ disallow_untyped_defs = true
 warn_return_any = true
 warn_unreachable = true
 
+[mypy-homeassistant.components.tankerkoenig.*]
+check_untyped_defs = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+warn_return_any = true
+warn_unreachable = true
+
 [mypy-homeassistant.components.tautulli.*]
 check_untyped_defs = true
 disallow_incomplete_defs = true