Initial commit

Signed-off-by: Rafal Zielinski <sq4ind@gmail.com>

custom_components/adguard_control_hub/config_flow.py

@@ -0,0 +1,100 @@
+"""Config flow for AdGuard Control Hub integration."""
+from __future__ import annotations
+
+import logging
+from typing import Any
+
+import voluptuous as vol
+from homeassistant import config_entries
+from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_PORT, CONF_USERNAME
+from homeassistant.core import HomeAssistant
+from homeassistant.data_entry_flow import FlowResult
+from homeassistant.exceptions import HomeAssistantError
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
+
+from .api import AdGuardHomeAPI, AdGuardHomeApiError, AdGuardHomeAuthError, AdGuardHomeConnectionError
+from .const import CONF_SSL, CONF_VERIFY_SSL, DEFAULT_NAME, DEFAULT_PORT, DEFAULT_SSL, DEFAULT_VERIFY_SSL, DOMAIN
+
+_LOGGER = logging.getLogger(__name__)
+
+STEP_USER_DATA_SCHEMA = vol.Schema(
+    {
+        vol.Required(CONF_HOST): str,
+        vol.Optional(CONF_PORT, default=DEFAULT_PORT): int,
+        vol.Optional(CONF_USERNAME): str,
+        vol.Optional(CONF_PASSWORD): str,
+        vol.Optional(CONF_SSL, default=DEFAULT_SSL): bool,
+        vol.Optional(CONF_VERIFY_SSL, default=DEFAULT_VERIFY_SSL): bool,
+    }
+)
+
+
+async def validate_input(hass: HomeAssistant, data: dict[str, Any]) -> dict[str, Any]:
+    """Validate the user input allows us to connect."""
+    session = async_get_clientsession(hass)
+
+    api = AdGuardHomeAPI(
+        session,
+        data[CONF_HOST],
+        data[CONF_PORT],
+        data.get(CONF_USERNAME),
+        data.get(CONF_PASSWORD),
+        data.get(CONF_SSL, DEFAULT_SSL),
+        data.get(CONF_VERIFY_SSL, DEFAULT_VERIFY_SSL),
+    )
+
+    try:
+        status = await api.get_status()
+        return {"title": f"AdGuard Home ({data[CONF_HOST]})", "version": status.get("version", "Unknown")}
+    except AdGuardHomeConnectionError as err:
+        raise CannotConnect from err
+    except AdGuardHomeAuthError as err:
+        raise InvalidAuth from err
+    except AdGuardHomeApiError as err:
+        raise CannotConnect from err
+
+
+class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
+    """Handle a config flow for AdGuard Control Hub."""
+
+    VERSION = 1
+
+    async def async_step_user(
+        self, user_input: dict[str, Any] | None = None
+    ) -> FlowResult:
+        """Handle the initial step."""
+        if user_input is None:
+            return self.async_show_form(
+                step_id="user", data_schema=STEP_USER_DATA_SCHEMA
+            )
+
+        errors = {}
+
+        try:
+            info = await validate_input(self.hass, user_input)
+        except CannotConnect:
+            errors["base"] = "cannot_connect"
+        except InvalidAuth:
+            errors["base"] = "invalid_auth"
+        except Exception:  # pylint: disable=broad-except
+            _LOGGER.exception("Unexpected exception")
+            errors["base"] = "unknown"
+        else:
+            # Create unique ID from host and port
+            unique_id = f"{user_input[CONF_HOST]}:{user_input[CONF_PORT]}"
+            await self.async_set_unique_id(unique_id)
+            self._abort_if_unique_id_configured()
+
+            return self.async_create_entry(title=info["title"], data=user_input)
+
+        return self.async_show_form(
+            step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
+        )
+
+
+class CannotConnect(HomeAssistantError):
+    """Error to indicate we cannot connect."""
+
+
+class InvalidAuth(HomeAssistantError):
+    """Error to indicate there is invalid auth."""