Add OptionsFlow helpers to get the current config entry (home-assista…

…nt#129562)

* Add OptionsFlow helpers to get the current config entry

* Add tests

* Improve

* Add ValueError to indicate that the config entry is not available in `__init__` method

* Use a property

* Update config_entries.py

* Update config_entries.py

* Update config_entries.py

* Add a property setter for compatibility

* Add report

* Update config_flow.py

* Add tests

* Update test_config_entries.py

homeassistant/components/airnow/config_flow.py

@@ -1,5 +1,7 @@
 """Config flow for AirNow integration."""
 
+from __future__ import annotations
+
 import logging
 from typing import Any
 
@@ -12,7 +14,6 @@
     ConfigFlow,
     ConfigFlowResult,
     OptionsFlow,
-    OptionsFlowWithConfigEntry,
 )
 from homeassistant.const import CONF_API_KEY, CONF_LATITUDE, CONF_LONGITUDE, CONF_RADIUS
 from homeassistant.core import HomeAssistant, callback
@@ -120,12 +121,12 @@ async def async_step_user(
     @callback
     def async_get_options_flow(
         config_entry: ConfigEntry,
-    ) -> OptionsFlow:
+    ) -> AirNowOptionsFlowHandler:
         """Return the options flow."""
-        return AirNowOptionsFlowHandler(config_entry)
+        return AirNowOptionsFlowHandler()
 
 
-class AirNowOptionsFlowHandler(OptionsFlowWithConfigEntry):
+class AirNowOptionsFlowHandler(OptionsFlow):
     """Handle an options flow for AirNow."""
 
     async def async_step_init(
@@ -136,12 +137,7 @@ async def async_step_init(
             return self.async_create_entry(data=user_input)
 
         options_schema = vol.Schema(
-            {
-                vol.Optional(CONF_RADIUS): vol.All(
-                    int,
-                    vol.Range(min=5),
-                ),
-            }
+            {vol.Optional(CONF_RADIUS): vol.All(int, vol.Range(min=5))}
         )
 
         return self.async_show_form(

homeassistant/config_entries.py

@@ -3055,6 +3055,9 @@ class OptionsFlow(ConfigEntryBaseFlow):
 
     handler: str
 
+    _config_entry: ConfigEntry
+    """For compatibility only - to be removed in 2025.12"""
+
     @callback
     def _async_abort_entries_match(
         self, match_dict: dict[str, Any] | None = None
@@ -3063,19 +3066,59 @@ def _async_abort_entries_match(
 
         Requires `already_configured` in strings.json in user visible flows.
         """
-
-        config_entry = cast(
-            ConfigEntry, self.hass.config_entries.async_get_entry(self.handler)
-        )
         _async_abort_entries_match(
             [
                 entry
-                for entry in self.hass.config_entries.async_entries(config_entry.domain)
-                if entry is not config_entry and entry.source != SOURCE_IGNORE
+                for entry in self.hass.config_entries.async_entries(
+                    self.config_entry.domain
+                )
+                if entry is not self.config_entry and entry.source != SOURCE_IGNORE
             ],
             match_dict,
         )
 
+    @property
+    def _config_entry_id(self) -> str:
+        """Return config entry id.
+
+        Please note that this is not available inside `__init__` method, and
+        can only be referenced after initialisation.
+        """
+        # This is the same as handler, but that's an implementation detail
+        if self.handler is None:
+            raise ValueError(
+                "The config entry id is not available during initialisation"
+            )
+        return self.handler
+
+    @property
+    def config_entry(self) -> ConfigEntry:
+        """Return the config entry linked to the current options flow.
+
+        Please note that this is not available inside `__init__` method, and
+        can only be referenced after initialisation.
+        """
+        # For compatibility only - to be removed in 2025.12
+        if hasattr(self, "_config_entry"):
+            return self._config_entry
+
+        if self.hass is None:
+            raise ValueError("The config entry is not available during initialisation")
+        if entry := self.hass.config_entries.async_get_entry(self._config_entry_id):
+            return entry
+        raise UnknownEntry
+
+    @config_entry.setter
+    def config_entry(self, value: ConfigEntry) -> None:
+        """Set the config entry value."""
+        report(
+            "sets option flow config_entry explicitly, which is deprecated "
+            "and will stop working in 2025.12",
+            error_if_integration=False,
+            error_if_core=True,
+        )
+        self._config_entry = value
+
 
 class OptionsFlowWithConfigEntry(OptionsFlow):
     """Base class for options flows with config entry and options."""
@@ -3085,11 +3128,6 @@ def __init__(self, config_entry: ConfigEntry) -> None:
         self._config_entry = config_entry
         self._options = deepcopy(dict(config_entry.options))
 
-    @property
-    def config_entry(self) -> ConfigEntry:
-        """Return the config entry."""
-        return self._config_entry
-
     @property
     def options(self) -> dict[str, Any]:
         """Return a mutable copy of the config entry options."""

tests/test_config_entries.py

@@ -7308,6 +7308,162 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     assert config_entries.current_entry.get() is None
 
 
+async def test_options_flow_config_entry(
+    hass: HomeAssistant, manager: config_entries.ConfigEntries
+) -> None:
+    """Test _config_entry_id and config_entry properties in options flow."""
+    original_entry = MockConfigEntry(domain="test", data={})
+    original_entry.add_to_hass(hass)
+
+    mock_setup_entry = AsyncMock(return_value=True)
+
+    mock_integration(hass, MockModule("test", async_setup_entry=mock_setup_entry))
+    mock_platform(hass, "test.config_flow", None)
+
+    class TestFlow(config_entries.ConfigFlow):
+        """Test flow."""
+
+        @staticmethod
+        @callback
+        def async_get_options_flow(config_entry):
+            """Test options flow."""
+
+            class _OptionsFlow(config_entries.OptionsFlow):
+                """Test flow."""
+
+                def __init__(self) -> None:
+                    """Test initialisation."""
+                    try:
+                        self.init_entry_id = self._config_entry_id
+                    except ValueError as err:
+                        self.init_entry_id = err
+                    try:
+                        self.init_entry = self.config_entry
+                    except ValueError as err:
+                        self.init_entry = err
+
+                async def async_step_init(self, user_input=None):
+                    """Test user step."""
+                    errors = {}
+                    if user_input is not None:
+                        if user_input.get("abort"):
+                            return self.async_abort(reason="abort")
+
+                        errors["entry_id"] = self._config_entry_id
+                        try:
+                            errors["entry"] = self.config_entry
+                        except config_entries.UnknownEntry as err:
+                            errors["entry"] = err
+
+                    return self.async_show_form(step_id="init", errors=errors)
+
+            return _OptionsFlow()
+
+    with mock_config_flow("test", TestFlow):
+        result = await hass.config_entries.options.async_init(original_entry.entry_id)
+
+    options_flow = hass.config_entries.options._progress.get(result["flow_id"])
+    assert isinstance(options_flow, config_entries.OptionsFlow)
+    assert options_flow.handler == original_entry.entry_id
+    assert isinstance(options_flow.init_entry_id, ValueError)
+    assert (
+        str(options_flow.init_entry_id)
+        == "The config entry id is not available during initialisation"
+    )
+    assert isinstance(options_flow.init_entry, ValueError)
+    assert (
+        str(options_flow.init_entry)
+        == "The config entry is not available during initialisation"
+    )
+
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "init"
+    assert result["errors"] == {}
+
+    result = await hass.config_entries.options.async_configure(result["flow_id"], {})
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "init"
+    assert result["errors"]["entry_id"] == original_entry.entry_id
+    assert result["errors"]["entry"] is original_entry
+
+    # Bad handler - not linked to a config entry
+    options_flow.handler = "123"
+    result = await hass.config_entries.options.async_configure(result["flow_id"], {})
+    result = await hass.config_entries.options.async_configure(result["flow_id"], {})
+    assert result["type"] == FlowResultType.FORM
+    assert result["step_id"] == "init"
+    assert result["errors"]["entry_id"] == "123"
+    assert isinstance(result["errors"]["entry"], config_entries.UnknownEntry)
+    # Reset handler
+    options_flow.handler = original_entry.entry_id
+
+    result = await hass.config_entries.options.async_configure(
+        result["flow_id"], {"abort": True}
+    )
+    assert result["type"] == FlowResultType.ABORT
+    assert result["reason"] == "abort"
+
+
+@pytest.mark.usefixtures("mock_integration_frame")
+@patch.object(frame, "_REPORTED_INTEGRATIONS", set())
+async def test_options_flow_deprecated_config_entry_setter(
+    hass: HomeAssistant,
+    manager: config_entries.ConfigEntries,
+    caplog: pytest.LogCaptureFixture,
+) -> None:
+    """Test that setting config_entry explicitly still works."""
+    original_entry = MockConfigEntry(domain="hue", data={})
+    original_entry.add_to_hass(hass)
+
+    mock_setup_entry = AsyncMock(return_value=True)
+
+    mock_integration(hass, MockModule("hue", async_setup_entry=mock_setup_entry))
+    mock_platform(hass, "hue.config_flow", None)
+
+    class TestFlow(config_entries.ConfigFlow):
+        """Test flow."""
+
+        @staticmethod
+        @callback
+        def async_get_options_flow(config_entry):
+            """Test options flow."""
+
+            class _OptionsFlow(config_entries.OptionsFlow):
+                """Test flow."""
+
+                def __init__(self, entry) -> None:
+                    """Test initialisation."""
+                    self.config_entry = entry
+
+                async def async_step_init(self, user_input=None):
+                    """Test user step."""
+                    errors = {}
+                    if user_input is not None:
+                        if user_input.get("abort"):
+                            return self.async_abort(reason="abort")
+
+                        errors["entry_id"] = self._config_entry_id
+                        try:
+                            errors["entry"] = self.config_entry
+                        except config_entries.UnknownEntry as err:
+                            errors["entry"] = err
+
+                    return self.async_show_form(step_id="init", errors=errors)
+
+            return _OptionsFlow(config_entry)
+
+    with mock_config_flow("hue", TestFlow):
+        result = await hass.config_entries.options.async_init(original_entry.entry_id)
+
+    options_flow = hass.config_entries.options._progress.get(result["flow_id"])
+    assert options_flow.config_entry is original_entry
+
+    assert (
+        "Detected that integration 'hue' sets option flow config_entry explicitly, "
+        "which is deprecated and will stop working in 2025.12" in caplog.text
+    )
+
+
 async def test_add_description_placeholder_automatically(
     hass: HomeAssistant,
     manager: config_entries.ConfigEntries,