92 lines
3.2 KiB
Python
92 lines
3.2 KiB
Python
"""Config flow to configure the RainMachine component."""
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from collections import OrderedDict
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import voluptuous as vol
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from homeassistant import config_entries
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from homeassistant.core import callback
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from homeassistant.const import (
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CONF_IP_ADDRESS, CONF_PASSWORD, CONF_PORT, CONF_SCAN_INTERVAL, CONF_SSL)
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from homeassistant.helpers import aiohttp_client
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from .const import DEFAULT_PORT, DEFAULT_SCAN_INTERVAL, DEFAULT_SSL, DOMAIN
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@callback
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def configured_instances(hass):
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"""Return a set of configured RainMachine instances."""
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return set(
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entry.data[CONF_IP_ADDRESS]
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for entry in hass.config_entries.async_entries(DOMAIN))
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@config_entries.HANDLERS.register(DOMAIN)
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class RainMachineFlowHandler(config_entries.ConfigFlow):
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"""Handle a RainMachine config flow."""
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VERSION = 1
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CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
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def __init__(self):
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"""Initialize the config flow."""
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self.data_schema = OrderedDict()
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self.data_schema[vol.Required(CONF_IP_ADDRESS)] = str
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self.data_schema[vol.Required(CONF_PASSWORD)] = str
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self.data_schema[vol.Optional(CONF_PORT, default=DEFAULT_PORT)] = int
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async def _show_form(self, errors=None):
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"""Show the form to the user."""
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return self.async_show_form(
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step_id='user',
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data_schema=vol.Schema(self.data_schema),
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errors=errors if errors else {},
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)
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async def async_step_import(self, import_config):
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"""Import a config entry from configuration.yaml."""
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return await self.async_step_user(import_config)
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async def async_step_user(self, user_input=None):
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"""Handle the start of the config flow."""
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from regenmaschine import login
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from regenmaschine.errors import RainMachineError
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if not user_input:
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return await self._show_form()
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if user_input[CONF_IP_ADDRESS] in configured_instances(self.hass):
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return await self._show_form({
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CONF_IP_ADDRESS: 'identifier_exists'
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})
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websession = aiohttp_client.async_get_clientsession(self.hass)
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try:
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await login(
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user_input[CONF_IP_ADDRESS],
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user_input[CONF_PASSWORD],
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websession,
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port=user_input.get(CONF_PORT, DEFAULT_PORT),
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ssl=True)
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except RainMachineError:
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return await self._show_form({
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CONF_PASSWORD: 'invalid_credentials'
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})
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# Since the config entry doesn't allow for configuration of SSL, make
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# sure it's set:
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if user_input.get(CONF_SSL) is None:
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user_input[CONF_SSL] = DEFAULT_SSL
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# Timedeltas are easily serializable, so store the seconds instead:
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scan_interval = user_input.get(
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CONF_SCAN_INTERVAL, DEFAULT_SCAN_INTERVAL)
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user_input[CONF_SCAN_INTERVAL] = scan_interval.seconds
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# Unfortunately, RainMachine doesn't provide a way to refresh the
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# access token without using the IP address and password, so we have to
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# store it:
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return self.async_create_entry(
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title=user_input[CONF_IP_ADDRESS], data=user_input)
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