57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
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"""Config flow for Tasmota."""
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import logging
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import voluptuous as vol
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from homeassistant import config_entries
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from homeassistant.components.mqtt import valid_subscribe_topic
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from .const import ( # pylint:disable=unused-import
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CONF_DISCOVERY_PREFIX,
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DEFAULT_PREFIX,
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DOMAIN,
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)
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_LOGGER = logging.getLogger(__name__)
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class FlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a config flow."""
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VERSION = 1
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CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
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async def async_step_user(self, user_input=None):
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"""Handle a flow initialized by the user."""
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if self._async_current_entries():
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return self.async_abort(reason="single_instance_allowed")
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return await self.async_step_config()
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async def async_step_config(self, user_input=None):
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"""Confirm the setup."""
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errors = {}
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data = {CONF_DISCOVERY_PREFIX: DEFAULT_PREFIX}
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if user_input is not None:
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bad_prefix = False
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if self.show_advanced_options:
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prefix = user_input[CONF_DISCOVERY_PREFIX]
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try:
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valid_subscribe_topic(f"{prefix}/#")
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except vol.Invalid:
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errors["base"] = "invalid_discovery_topic"
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bad_prefix = True
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else:
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data = user_input
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if not bad_prefix:
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return self.async_create_entry(title="Tasmota", data=data)
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fields = {}
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if self.show_advanced_options:
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fields[vol.Optional(CONF_DISCOVERY_PREFIX, default=DEFAULT_PREFIX)] = str
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return self.async_show_form(
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step_id="config", data_schema=vol.Schema(fields), errors=errors
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)
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