Migrate legacy Ecobee notify service (#115592)

* Migrate legacy Ecobee notify service

* Correct comment

* Update homeassistant/components/ecobee/notify.py

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

* Use version to check latest entry being used

* Use 6 months of deprecation

* Add repair flow tests

* Only allow migrate_notify fix flow

* Simplify repair flow

* Use ecobee data to refrence entry

* Make entry attrubute puiblic

* Use hass.data ro retrieve entry.

* Only register issue when legacy service when it is use

* Remove backslash

* Use ws_client.send_json_auto_id

* Cleanup

* Import domain from notify integration

* Apply suggestions from code review

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

* Update dependencies

* Use Issue_registry fixture

* remove `update_before_add` flag

* Update homeassistant/components/ecobee/notify.py

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

* Update homeassistant/components/ecobee/notify.py

* Update tests/components/ecobee/conftest.py

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

* Fix typo and import

---------

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

homeassistant/components/ecobee/notify.py

@@ -2,11 +2,23 @@
 
 from __future__ import annotations
 
-from homeassistant.components.notify import ATTR_TARGET, BaseNotificationService
+from functools import partial
+from typing import Any
+
+from homeassistant.components.notify import (
+    ATTR_TARGET,
+    BaseNotificationService,
+    NotifyEntity,
+)
+from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
+from . import Ecobee, EcobeeData
 from .const import DOMAIN
+from .entity import EcobeeBaseEntity
+from .repairs import migrate_notify_issue
 
 
 def get_service(
@@ -18,18 +30,25 @@ def get_service(
     if discovery_info is None:
         return None
 
-    data = hass.data[DOMAIN]
+    data: EcobeeData = hass.data[DOMAIN]
     return EcobeeNotificationService(data.ecobee)
 
 
 class EcobeeNotificationService(BaseNotificationService):
     """Implement the notification service for the Ecobee thermostat."""
 
-    def __init__(self, ecobee):
+    def __init__(self, ecobee: Ecobee) -> None:
         """Initialize the service."""
         self.ecobee = ecobee
 
-    def send_message(self, message="", **kwargs):
+    async def async_send_message(self, message: str = "", **kwargs: Any) -> None:
+        """Send a message and raise issue."""
+        migrate_notify_issue(self.hass)
+        await self.hass.async_add_executor_job(
+            partial(self.send_message, message, **kwargs)
+        )
+
+    def send_message(self, message: str = "", **kwargs: Any) -> None:
         """Send a message."""
         targets = kwargs.get(ATTR_TARGET)
 
@@ -39,3 +58,33 @@ class EcobeeNotificationService(BaseNotificationService):
         for target in targets:
             thermostat_index = int(target)
             self.ecobee.send_message(thermostat_index, message)
+
+
+async def async_setup_entry(
+    hass: HomeAssistant,
+    config_entry: ConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
+    """Set up the ecobee thermostat."""
+    data: EcobeeData = hass.data[DOMAIN]
+    async_add_entities(
+        EcobeeNotifyEntity(data, index) for index in range(len(data.ecobee.thermostats))
+    )
+
+
+class EcobeeNotifyEntity(EcobeeBaseEntity, NotifyEntity):
+    """Implement the notification entity for the Ecobee thermostat."""
+
+    _attr_name = None
+    _attr_has_entity_name = True
+
+    def __init__(self, data: EcobeeData, thermostat_index: int) -> None:
+        """Initialize the thermostat."""
+        super().__init__(data, thermostat_index)
+        self._attr_unique_id = (
+            f"{self.thermostat["identifier"]}_notify_{thermostat_index}"
+        )
+
+    def send_message(self, message: str) -> None:
+        """Send a message."""
+        self.data.ecobee.send_message(self.thermostat_index, message)