Add YoLink product integration (#69167)

* add yolink integration with door sensor

* Add test flow and update .coveragerc

* Yolink integration Bug fix

* resovle test flow

* issues resolve

* issues resolve

* issues resolve

* resolve issues

* issues resolve

* issues resolve

* change .coveragerc and test_flow

* Update yolink api version

* add test for config entry

* change config flow and add test cases

* remove config entry data

* Add token check for re-auth test flow

* fix test flow issues

* Add application credentials

* Add alias for application_credentials

* support application credentials and cloud account linking

* fix suggest change

homeassistant/components/yolink/api.py

@@ -0,0 +1,30 @@
+"""API for yolink bound to Home Assistant OAuth."""
+from aiohttp import ClientSession
+from yolink.auth_mgr import YoLinkAuthMgr
+
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers import config_entry_oauth2_flow
+
+
+class ConfigEntryAuth(YoLinkAuthMgr):
+    """Provide yolink authentication tied to an OAuth2 based config entry."""
+
+    def __init__(
+        self,
+        hass: HomeAssistant,
+        websession: ClientSession,
+        oauth2Session: config_entry_oauth2_flow.OAuth2Session,
+    ) -> None:
+        """Initialize yolink Auth."""
+        self.hass = hass
+        self.oauth_session = oauth2Session
+        super().__init__(websession)
+
+    def access_token(self) -> str:
+        """Return the access token."""
+        return self.oauth_session.token["access_token"]
+
+    async def check_and_refresh_token(self) -> str:
+        """Check the token."""
+        await self.oauth_session.async_ensure_token_valid()
+        return self.access_token()