mirror of
https://github.com/home-assistant/core
synced 2024-08-02 23:40:32 +02:00
108 lines
3.2 KiB
Python
108 lines
3.2 KiB
Python
"""Config flow for iotawatt integration."""
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from __future__ import annotations
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import logging
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from iotawattpy.iotawatt import Iotawatt
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import voluptuous as vol
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from homeassistant import config_entries, core, exceptions
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from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_USERNAME
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from homeassistant.helpers import httpx_client
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from .const import CONNECTION_ERRORS, DOMAIN
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_LOGGER = logging.getLogger(__name__)
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async def validate_input(
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hass: core.HomeAssistant, data: dict[str, str]
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) -> dict[str, str]:
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"""Validate the user input allows us to connect."""
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iotawatt = Iotawatt(
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"",
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data[CONF_HOST],
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httpx_client.get_async_client(hass),
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data.get(CONF_USERNAME),
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data.get(CONF_PASSWORD),
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)
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try:
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is_connected = await iotawatt.connect()
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except CONNECTION_ERRORS:
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return {"base": "cannot_connect"}
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unexpected exception")
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return {"base": "unknown"}
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if not is_connected:
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return {"base": "invalid_auth"}
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return {}
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class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for iotawatt."""
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VERSION = 1
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def __init__(self):
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"""Initialize."""
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self._data = {}
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async def async_step_user(self, user_input=None):
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"""Handle the initial step."""
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if user_input is None:
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user_input = {}
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schema = vol.Schema(
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{
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vol.Required(CONF_HOST, default=user_input.get(CONF_HOST, "")): str,
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}
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)
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if not user_input:
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return self.async_show_form(step_id="user", data_schema=schema)
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if not (errors := await validate_input(self.hass, user_input)):
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return self.async_create_entry(title=user_input[CONF_HOST], data=user_input)
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if errors == {"base": "invalid_auth"}:
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self._data.update(user_input)
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return await self.async_step_auth()
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return self.async_show_form(step_id="user", data_schema=schema, errors=errors)
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async def async_step_auth(self, user_input=None):
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"""Authenticate user if authentication is enabled on the IoTaWatt device."""
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if user_input is None:
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user_input = {}
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data_schema = vol.Schema(
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{
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vol.Required(
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CONF_USERNAME, default=user_input.get(CONF_USERNAME, "")
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): str,
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vol.Required(
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CONF_PASSWORD, default=user_input.get(CONF_PASSWORD, "")
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): str,
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}
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)
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if not user_input:
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return self.async_show_form(step_id="auth", data_schema=data_schema)
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data = {**self._data, **user_input}
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if errors := await validate_input(self.hass, data):
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return self.async_show_form(
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step_id="auth", data_schema=data_schema, errors=errors
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)
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return self.async_create_entry(title=data[CONF_HOST], data=data)
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class CannotConnect(exceptions.HomeAssistantError):
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"""Error to indicate we cannot connect."""
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class InvalidAuth(exceptions.HomeAssistantError):
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"""Error to indicate there is invalid auth."""
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