core/homeassistant/components/trafikverket_train/config_flow.py

259 lines
8.5 KiB
Python

"""Adds config flow for Trafikverket Train integration."""
from __future__ import annotations
from collections.abc import Mapping
from datetime import datetime
import logging
from typing import Any
from pytrafikverket import TrafikverketTrain
from pytrafikverket.exceptions import (
InvalidAuthentication,
MultipleTrainAnnouncementFound,
MultipleTrainStationsFound,
NoTrainAnnouncementFound,
NoTrainStationFound,
UnknownError,
)
import voluptuous as vol
from homeassistant import config_entries
from homeassistant.const import CONF_API_KEY, CONF_NAME, CONF_WEEKDAY, WEEKDAYS
from homeassistant.core import HomeAssistant, callback
from homeassistant.data_entry_flow import FlowResult
from homeassistant.helpers.aiohttp_client import async_get_clientsession
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.selector import (
SelectSelector,
SelectSelectorConfig,
SelectSelectorMode,
TextSelector,
TimeSelector,
)
import homeassistant.util.dt as dt_util
from .const import CONF_FILTER_PRODUCT, CONF_FROM, CONF_TIME, CONF_TO, DOMAIN
from .util import create_unique_id, next_departuredate
_LOGGER = logging.getLogger(__name__)
OPTION_SCHEMA = {
vol.Optional(CONF_FILTER_PRODUCT, default=""): TextSelector(),
}
DATA_SCHEMA = vol.Schema(
{
vol.Required(CONF_API_KEY): TextSelector(),
vol.Required(CONF_FROM): TextSelector(),
vol.Required(CONF_TO): TextSelector(),
vol.Optional(CONF_TIME): TimeSelector(),
vol.Required(CONF_WEEKDAY, default=WEEKDAYS): SelectSelector(
SelectSelectorConfig(
options=WEEKDAYS,
multiple=True,
mode=SelectSelectorMode.DROPDOWN,
translation_key=CONF_WEEKDAY,
)
),
}
).extend(OPTION_SCHEMA)
DATA_SCHEMA_REAUTH = vol.Schema(
{
vol.Required(CONF_API_KEY): cv.string,
}
)
async def validate_input(
hass: HomeAssistant,
api_key: str,
train_from: str,
train_to: str,
train_time: str | None,
weekdays: list[str],
product_filter: str | None,
) -> dict[str, str]:
"""Validate input from user input."""
errors: dict[str, str] = {}
when = dt_util.now()
if train_time:
departure_day = next_departuredate(weekdays)
if _time := dt_util.parse_time(train_time):
when = datetime.combine(
departure_day,
_time,
dt_util.get_time_zone(hass.config.time_zone),
)
try:
web_session = async_get_clientsession(hass)
train_api = TrafikverketTrain(web_session, api_key)
from_station = await train_api.async_get_train_station(train_from)
to_station = await train_api.async_get_train_station(train_to)
if train_time:
await train_api.async_get_train_stop(
from_station, to_station, when, product_filter
)
else:
await train_api.async_get_next_train_stop(
from_station, to_station, when, product_filter
)
except InvalidAuthentication:
errors["base"] = "invalid_auth"
except NoTrainStationFound:
errors["base"] = "invalid_station"
except MultipleTrainStationsFound:
errors["base"] = "more_stations"
except NoTrainAnnouncementFound:
errors["base"] = "no_trains"
except MultipleTrainAnnouncementFound:
errors["base"] = "multiple_trains"
except UnknownError as error:
_LOGGER.error("Unknown error occurred during validation %s", str(error))
errors["base"] = "cannot_connect"
except Exception as error: # pylint: disable=broad-exception-caught
_LOGGER.error("Unknown exception occurred during validation %s", str(error))
errors["base"] = "cannot_connect"
return errors
class TVTrainConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Handle a config flow for Trafikverket Train integration."""
VERSION = 1
entry: config_entries.ConfigEntry | None
@staticmethod
@callback
def async_get_options_flow(
config_entry: config_entries.ConfigEntry,
) -> TVTrainOptionsFlowHandler:
"""Get the options flow for this handler."""
return TVTrainOptionsFlowHandler(config_entry)
async def async_step_reauth(self, entry_data: Mapping[str, Any]) -> FlowResult:
"""Handle re-authentication with Trafikverket."""
self.entry = self.hass.config_entries.async_get_entry(self.context["entry_id"])
return await self.async_step_reauth_confirm()
async def async_step_reauth_confirm(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Confirm re-authentication with Trafikverket."""
errors: dict[str, str] = {}
if user_input:
api_key = user_input[CONF_API_KEY]
assert self.entry is not None
errors = await validate_input(
self.hass,
api_key,
self.entry.data[CONF_FROM],
self.entry.data[CONF_TO],
self.entry.data.get(CONF_TIME),
self.entry.data[CONF_WEEKDAY],
self.entry.options.get(CONF_FILTER_PRODUCT),
)
if not errors:
self.hass.config_entries.async_update_entry(
self.entry,
data={
**self.entry.data,
CONF_API_KEY: api_key,
},
)
await self.hass.config_entries.async_reload(self.entry.entry_id)
return self.async_abort(reason="reauth_successful")
return self.async_show_form(
step_id="reauth_confirm",
data_schema=DATA_SCHEMA_REAUTH,
errors=errors,
)
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle the user step."""
errors: dict[str, str] = {}
if user_input is not None:
api_key: str = user_input[CONF_API_KEY]
train_from: str = user_input[CONF_FROM]
train_to: str = user_input[CONF_TO]
train_time: str | None = user_input.get(CONF_TIME)
train_days: list = user_input[CONF_WEEKDAY]
filter_product: str | None = user_input[CONF_FILTER_PRODUCT]
if filter_product == "":
filter_product = None
name = f"{train_from} to {train_to}"
if train_time:
name = f"{train_from} to {train_to} at {train_time}"
errors = await validate_input(
self.hass,
api_key,
train_from,
train_to,
train_time,
train_days,
filter_product,
)
if not errors:
unique_id = create_unique_id(
train_from, train_to, train_time, train_days
)
await self.async_set_unique_id(unique_id)
self._abort_if_unique_id_configured()
return self.async_create_entry(
title=name,
data={
CONF_API_KEY: api_key,
CONF_NAME: name,
CONF_FROM: train_from,
CONF_TO: train_to,
CONF_TIME: train_time,
CONF_WEEKDAY: train_days,
},
options={CONF_FILTER_PRODUCT: filter_product},
)
return self.async_show_form(
step_id="user",
data_schema=self.add_suggested_values_to_schema(
DATA_SCHEMA, user_input or {}
),
errors=errors,
)
class TVTrainOptionsFlowHandler(config_entries.OptionsFlowWithConfigEntry):
"""Handle Trafikverket Train options."""
async def async_step_init(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Manage Trafikverket Train options."""
errors: dict[str, Any] = {}
if user_input:
if not (_filter := user_input.get(CONF_FILTER_PRODUCT)) or _filter == "":
user_input[CONF_FILTER_PRODUCT] = None
return self.async_create_entry(data=user_input)
return self.async_show_form(
step_id="init",
data_schema=self.add_suggested_values_to_schema(
vol.Schema(OPTION_SCHEMA),
user_input or self.options,
),
errors=errors,
)