Use translated exceptions for Cambridge Audio (#129177)

homeassistant/components/cambridge_audio/__init__.py

@@ -13,7 +13,7 @@ from homeassistant.const import CONF_HOST, Platform
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import ConfigEntryNotReady
 
-from .const import CONNECT_TIMEOUT, STREAM_MAGIC_EXCEPTIONS
+from .const import CONNECT_TIMEOUT, DOMAIN, STREAM_MAGIC_EXCEPTIONS
 
 PLATFORMS: list[Platform] = [Platform.MEDIA_PLAYER, Platform.SELECT, Platform.SWITCH]
 
@@ -45,7 +45,13 @@ async def async_setup_entry(
         async with asyncio.timeout(CONNECT_TIMEOUT):
             await client.connect()
     except STREAM_MAGIC_EXCEPTIONS as err:
-        raise ConfigEntryNotReady(f"Error while connecting to {client.host}") from err
+        raise ConfigEntryNotReady(
+            translation_domain=DOMAIN,
+            translation_key="entry_cannot_connect",
+            translation_placeholders={
+                "host": client.host,
+            },
+        ) from err
     entry.runtime_data = client
 
     await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)

homeassistant/components/cambridge_audio/entity.py

@@ -26,7 +26,12 @@ def command[_EntityT: CambridgeAudioEntity, **_P](
             await func(self, *args, **kwargs)
         except STREAM_MAGIC_EXCEPTIONS as exc:
             raise HomeAssistantError(
-                f"Error executing {func.__name__} on entity {self.entity_id},"
+                translation_domain=DOMAIN,
+                translation_key="command_error",
+                translation_placeholders={
+                    "function_name": func.__name__,
+                    "entity_id": self.entity_id,
+                },
             ) from exc
 
     return decorator

homeassistant/components/cambridge_audio/strings.json

@@ -52,6 +52,12 @@
     },
     "preset_non_integer": {
       "message": "Preset must be an integer, got: {preset_id}"
+    },
+    "entry_cannot_connect": {
+      "message": "Error while connecting to {host}"
+    },
+    "command_error": {
+      "message": "Error executing {function_name} on entity {entity_id}"
     }
   }
 }