149 lines
5.5 KiB
Python
149 lines
5.5 KiB
Python
"""Config flow for SenseME."""
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from __future__ import annotations
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import ipaddress
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from typing import Any
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from aiosenseme import SensemeDevice, async_get_device_by_ip_address
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import voluptuous as vol
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from homeassistant import config_entries
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from homeassistant.components import dhcp
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from homeassistant.const import CONF_DEVICE, CONF_HOST, CONF_ID
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from homeassistant.data_entry_flow import FlowResult
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from homeassistant.helpers.typing import DiscoveryInfoType
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from .const import CONF_HOST_MANUAL, CONF_INFO, DOMAIN
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from .discovery import async_discover, async_get_discovered_device
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DISCOVER_TIMEOUT = 5
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class SensemeFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle SenseME discovery config flow."""
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VERSION = 1
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def __init__(self) -> None:
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"""Initialize the SenseME config flow."""
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self._discovered_devices: list[SensemeDevice] | None = None
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self._discovered_device: SensemeDevice | None = None
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async def async_step_dhcp(self, discovery_info: dhcp.DhcpServiceInfo) -> FlowResult:
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"""Handle discovery via dhcp."""
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# If discovery is already running, it takes precedence since its more efficient
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if self._async_current_entries():
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return self.async_abort(reason="already_configured")
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if device := await async_get_device_by_ip_address(discovery_info.ip):
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device.stop()
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if device is None or not device.uuid:
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return self.async_abort(reason="cannot_connect")
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await self.async_set_unique_id(device.uuid)
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self._discovered_device = device
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return await self.async_step_discovery_confirm()
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async def async_step_integration_discovery(
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self, discovery_info: DiscoveryInfoType
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) -> FlowResult:
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"""Handle integration discovery."""
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uuid = discovery_info[CONF_ID]
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device = async_get_discovered_device(self.hass, discovery_info[CONF_ID])
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host = device.address
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await self.async_set_unique_id(uuid)
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for entry in self._async_current_entries(include_ignore=False):
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if entry.data[CONF_INFO]["address"] == host:
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return self.async_abort(reason="already_configured")
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if entry.unique_id != uuid:
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continue
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self.hass.config_entries.async_update_entry(
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entry, data={CONF_INFO: {**entry.data[CONF_INFO], "address": host}}
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)
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return self.async_abort(reason="already_configured")
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self._discovered_device = device
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return await self.async_step_discovery_confirm()
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async def async_step_discovery_confirm(
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self, user_input: dict[str, Any] | None = None
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) -> FlowResult:
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"""Confirm discovery."""
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device = self._discovered_device
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assert device is not None
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if user_input is not None:
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return await self._async_entry_for_device(device)
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placeholders = {
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"name": device.name,
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"model": device.model,
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"host": device.address,
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}
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self.context["title_placeholders"] = placeholders
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return self.async_show_form(
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step_id="discovery_confirm", description_placeholders=placeholders
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)
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async def _async_entry_for_device(self, device: SensemeDevice) -> FlowResult:
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"""Create a config entry for a device."""
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await self.async_set_unique_id(device.uuid, raise_on_progress=False)
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self._abort_if_unique_id_configured()
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return self.async_create_entry(
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title=device.name,
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data={CONF_INFO: device.get_device_info},
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)
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async def async_step_manual(
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self, user_input: dict[str, Any] | None = None
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) -> FlowResult:
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"""Handle manual entry of an ip address."""
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errors = {}
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if user_input is not None:
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host = user_input[CONF_HOST]
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try:
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ipaddress.ip_address(host)
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except ValueError:
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errors[CONF_HOST] = "invalid_host"
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else:
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if device := await async_get_device_by_ip_address(host):
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device.stop()
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return await self._async_entry_for_device(device)
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errors[CONF_HOST] = "cannot_connect"
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return self.async_show_form(
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step_id="manual",
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data_schema=vol.Schema({vol.Required(CONF_HOST): str}),
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errors=errors,
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)
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async def async_step_user(
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self, user_input: dict[str, Any] | None = None
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) -> FlowResult:
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"""Handle a flow initialized by the user."""
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if self._discovered_devices is None:
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self._discovered_devices = await async_discover(self.hass, DISCOVER_TIMEOUT)
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current_ids = self._async_current_ids()
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device_selection = {
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device.uuid: device.name
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for device in self._discovered_devices
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if device.uuid not in current_ids
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}
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if not device_selection:
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return await self.async_step_manual(user_input=None)
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device_selection[None] = CONF_HOST_MANUAL
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if user_input is not None:
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if user_input[CONF_DEVICE] is None:
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return await self.async_step_manual()
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for device in self._discovered_devices:
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if device.uuid == user_input[CONF_DEVICE]:
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return await self._async_entry_for_device(device)
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return self.async_show_form(
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step_id="user",
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data_schema=vol.Schema(
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{vol.Required(CONF_DEVICE): vol.In(device_selection)}
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),
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)
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