Add dict of translated errors to Tessie (#131346)

* Add dict of translated errors

* Fix test

homeassistant/components/tessie/const.py

@@ -13,6 +13,16 @@ MODELS = {
     "models": "Model S",
 }
 
+TRANSLATED_ERRORS = {
+    "unknown": "unknown",
+    "not supported": "not_supported",
+    "cable connected": "cable_connected",
+    "already active": "already_active",
+    "already inactive": "already_inactive",
+    "incorrect pin": "incorrect_pin",
+    "no cable": "no_cable",
+}
+
 
 class TessieState(StrEnum):
     """Tessie status."""

homeassistant/components/tessie/entity.py

@@ -10,7 +10,7 @@ from homeassistant.exceptions import HomeAssistantError
 from homeassistant.helpers.device_registry import DeviceInfo
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
 
-from .const import DOMAIN
+from .const import DOMAIN, TRANSLATED_ERRORS
 from .coordinator import (
     TessieEnergySiteInfoCoordinator,
     TessieEnergySiteLiveCoordinator,
@@ -107,10 +107,11 @@ class TessieEntity(TessieBaseEntity):
         if response["result"] is False:
             name: str = getattr(self, "name", self.entity_id)
             reason: str = response.get("reason", "unknown")
+            translation_key = TRANSLATED_ERRORS.get(reason, "command_failed")
             raise HomeAssistantError(
                 translation_domain=DOMAIN,
-                translation_key=reason.replace(" ", "_"),
-                translation_placeholders={"name": name},
+                translation_key=translation_key,
+                translation_placeholders={"name": name, "message": reason},
             )
 
     def _async_update_attrs(self) -> None:

tests/components/tessie/test_cover.py

@@ -112,4 +112,4 @@ async def test_errors(hass: HomeAssistant) -> None:
             blocking=True,
         )
     mock_set.assert_called_once()
-    assert str(error.value) == TEST_RESPONSE_ERROR["reason"]
+    assert str(error.value) == f"Command failed, {TEST_RESPONSE_ERROR["reason"]}"