58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
"""Config flow to configure flood monitoring gauges."""
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from aioeafm import get_stations
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import voluptuous as vol
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from homeassistant import config_entries
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from .const import DOMAIN
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class UKFloodsFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a UK Environment Agency flood monitoring config flow."""
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VERSION = 1
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CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
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def __init__(self):
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"""Handle a UK Floods config flow."""
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self.stations = {}
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async def async_step_user(self, user_input=None):
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"""Handle a flow start."""
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errors = {}
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if user_input is not None:
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station = self.stations[user_input["station"]]
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await self.async_set_unique_id(station, 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=user_input["station"],
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data={"station": station},
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)
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session = async_get_clientsession(hass=self.hass)
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stations = await get_stations(session)
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self.stations = {}
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for station in stations:
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label = station["label"]
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# API annoyingly sometimes returns a list and some times returns a string
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# E.g. L3121 has a label of ['Scurf Dyke', 'Scurf Dyke Dyke Level']
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if isinstance(label, list):
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label = label[-1]
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self.stations[label] = station["stationReference"]
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if not self.stations:
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return self.async_abort(reason="no_stations")
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return self.async_show_form(
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step_id="user",
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errors=errors,
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data_schema=vol.Schema(
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{vol.Required("station"): vol.In(sorted(self.stations))}
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),
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)
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