Add Interface required for China login (#535)

bimmer_connected/account.py

@@ -164,9 +164,10 @@ def set_observer_position(self, latitude: float, longitude: float) -> None:
         """Set the position of the observer for all vehicles."""
         self.config.observer_position = GPSPosition(latitude=latitude, longitude=longitude)
 
-    def set_refresh_token(self, refresh_token: str) -> None:
-        """Overwrite the current value of the MyBMW refresh token."""
+    def set_refresh_token(self, refresh_token: str, gcid: Optional[str] = None) -> None:
+        """Overwrite the current value of the MyBMW refresh token and GCID (if available)."""
         self.config.authentication.refresh_token = refresh_token
+        self.config.authentication.gcid = gcid
 
     def set_use_metric_units(self, use_metric_units: bool) -> None:
         """Change between using metric units (km, l) if True or imperial units (mi, gal) if False."""
@@ -194,6 +195,11 @@ def refresh_token(self) -> Optional[str]:
         """Returns the current refresh_token."""
         return self.config.authentication.refresh_token
 
+    @property
+    def gcid(self) -> Optional[str]:
+        """Returns the current GCID."""
+        return self.config.authentication.gcid
+
 
 @deprecated("MyBMWAccount")
 class ConnectedDriveAccount(MyBMWAccount):

test/test_account.py

@@ -473,14 +473,24 @@ async def test_deprecated_account(caplog):
 @account_mock()
 @pytest.mark.asyncio
 async def test_refresh_token_getset():
-    """Test getting/setting the refresh_token."""
+    """Test getting/setting the refresh_token and gcid."""
     account = MyBMWAccount(TEST_USERNAME, TEST_PASSWORD, TEST_REGION)
     assert account.refresh_token is None
     await account.get_vehicles()
     assert account.refresh_token == "another_token_string"
+    assert account.gcid is None
 
     account.set_refresh_token("new_refresh_token")
     assert account.refresh_token == "new_refresh_token"
+    assert account.gcid is None
+
+    account = MyBMWAccount(TEST_USERNAME, TEST_PASSWORD, get_region_from_name("china"))
+    account.set_refresh_token("new_refresh_token", "dummy_gcid")
+    assert account.refresh_token == "new_refresh_token"
+    assert account.gcid == "dummy_gcid"
+    await account.get_vehicles()
+    assert account.refresh_token == "another_token_string"
+    assert account.gcid == "DUMMY"
 
 
 @pytest.mark.asyncio