add status code to know if the api is up or down

custom_components/polestar_api/config_flow.py

@@ -48,6 +48,13 @@ async def _create_device(self, username: str, password: str, vin: str, vcc_api_k
             )
             with timeout(TIMEOUT):
                 await device.init()
+
+            # check if we have a token, otherwise throw exception
+            if device.access_token is None:
+                _LOGGER.exception(
+                    "No token, Could be wrong credentials (invalid email or password))")
+                return self.async_abort(reason="no_token")
+
         except asyncio.TimeoutError:
             return self.async_abort(reason="api_timeout")
         except ClientError:

custom_components/polestar_api/polestar_api.py

@@ -41,6 +41,7 @@ def __init__(self,
         self.vin = vin
         self.vcc_api_key = vcc_api_key
         self.cache_data = None
+        self.latest_call_code = None
         disable_warnings()
 
     async def init(self):
@@ -89,6 +90,8 @@ def get_latest_data(self, path: str, reponse_path: str = None) -> dict or bool o
 
     def get_cache_data(self, path: str, reponse_path: str = None) -> dict or bool or None:
         # replace the string {vin} with the actual vin
+        if path is None:
+            return None
         path = path.replace('{vin}', self.vin)
 
         if self.cache_data and self.cache_data[path]:
@@ -102,6 +105,9 @@ def get_cache_data(self, path: str, reponse_path: str = None) -> dict or bool or
                 return data
 
     async def get_data(self, path: str, reponse_path: str = None) -> dict or bool or None:
+        if path is None:
+            return None
+
         path = path.replace('{vin}', self.vin)
 
         cache_data = self.get_cache_data(path, reponse_path)
@@ -130,6 +136,7 @@ async def get_data(self, path: str, reponse_path: str = None) -> dict or bool or
             headers=headers
         )
         _LOGGER.debug(f"Response {response}")
+        self.latest_call_code = response.status
         if response.status == 401:
             await self.get_token()
             return

custom_components/polestar_api/sensor.py

@@ -69,6 +69,12 @@ class PolestarSensorDescription(
     "CHARGING_SYSTEM_FAULT": "Fault",
 }
 
+API_STATUS_DICT = {
+    200: "OK",
+    401: "Unauthorized",
+    404: "API Down"
+}
+
 
 POLESTAR_SENSOR_TYPES: Final[tuple[PolestarSensorDescription, ...]] = (
     PolestarSensorDescription(
@@ -184,6 +190,16 @@ class PolestarSensorDescription(
         round_digits=None,
         max_value=None,
     ),
+    PolestarSensorDescription(
+        key="api_status_code",
+        name="API status",
+        icon="mdi:heart",
+        path=None,
+        response_path=None,
+        unit=None,
+        round_digits=None,
+        max_value=None,
+    ),
 
 )
 
@@ -279,7 +295,11 @@ def native_unit_of_measurement(self) -> str | None:
     @property
     def state(self) -> StateType:
         """Return the state of the sensor."""
-        if self._attr_native_value is None:
+
+        if self.entity_description.key == 'api_status_code':
+            return API_STATUS_DICT.get(self._device.latest_call_code, "Error")
+
+        if self._attr_native_value in (None, False):
             return None
 
         # parse the long text with a shorter one from the dict
@@ -338,12 +358,6 @@ def state(self) -> StateType:
             return estimate_range
 
         if self.entity_description.key == 'electric_range_miles':
-            if self._attr_native_value is None:
-                return None
-
-            if self._attr_native_value is False:
-                return None
-
             self._attr_native_value = int(self._attr_native_value)
             miles = round(self._attr_native_value / 1.609344,
                           self.entity_description.round_digits if self.entity_description.round_digits is not None else 0)

custom_components/polestar_api/strings.json

@@ -16,7 +16,8 @@
     "abort": {
       "api_timeout": "Timeout connecting to the api.",
       "api_failed": "Unexpected error creating api.",
-      "already_configured": "Polestar API is already configured"
+      "already_configured": "Polestar API is already configured",
+      "no_token": "No token found in response. Please check your credentials."
     }
   }
 }

custom_components/polestar_api/translations/en.json

@@ -16,7 +16,8 @@
     "abort": {
       "api_timeout": "Timeout connecting to the api.",
       "api_failed": "Unexpected error creating api.",
-      "already_configured": "Polestar API is already configured"
+      "already_configured": "Polestar API is already configured",
+      "no_token": "No token found in response. Please check your credentials."
     }
   }
 }