mirror of
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100 lines
3.5 KiB
Python
100 lines
3.5 KiB
Python
"""Config flow for the PJLink integration."""
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import logging
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from typing import Any, override
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from pypjlink import Projector
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from pypjlink.projector import ProjectorError
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import voluptuous as vol
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from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
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from homeassistant.const import CONF_HOST, CONF_NAME, CONF_PASSWORD, CONF_PORT
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from homeassistant.helpers import config_validation as cv
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from .const import DEFAULT_PORT, DOMAIN
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_LOGGER = logging.getLogger(__name__)
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STEP_USER_DATA_SCHEMA = vol.Schema(
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{
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vol.Required(CONF_HOST): str,
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vol.Required(CONF_PORT, default=DEFAULT_PORT): cv.port,
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vol.Optional(CONF_PASSWORD): str,
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}
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)
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def validate_projector_connection(
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host: str, port: int | None, password: str | None
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) -> str:
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"""Validate that we can connect to the projector."""
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with Projector.from_address(host, port) as projector:
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projector.authenticate(password)
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return projector.get_name()
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class PJLinkConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for PJLink."""
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VERSION = 1
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@override
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async def async_step_user(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Handle the initial step."""
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errors: dict[str, str] = {}
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if user_input is not None:
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self._async_abort_entries_match(
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{CONF_HOST: user_input[CONF_HOST], CONF_PORT: user_input[CONF_PORT]}
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)
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try:
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projector_name = await self.hass.async_add_executor_job(
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validate_projector_connection,
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user_input[CONF_HOST],
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user_input[CONF_PORT],
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user_input.get(CONF_PASSWORD),
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)
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except TimeoutError, OSError:
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errors["base"] = "cannot_connect"
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except RuntimeError, ProjectorError:
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errors["base"] = "invalid_auth"
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except Exception:
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_LOGGER.exception("Unexpected exception")
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errors["base"] = "unknown"
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else:
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return self.async_create_entry(title=projector_name, data=user_input)
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return self.async_show_form(
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step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
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)
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async def async_step_import(
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self, import_config: dict[str, Any]
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) -> ConfigFlowResult:
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"""Import a config entry from configuration.yaml."""
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host: str = import_config[CONF_HOST]
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port: int = import_config.get(CONF_PORT, DEFAULT_PORT)
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password: str | None = import_config.get(CONF_PASSWORD)
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self._async_abort_entries_match({CONF_HOST: host, CONF_PORT: port})
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try:
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projector_name = await self.hass.async_add_executor_job(
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validate_projector_connection, host, port, password
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)
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except TimeoutError, OSError:
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return self.async_abort(reason="cannot_connect")
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except RuntimeError, ProjectorError:
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return self.async_abort(reason="invalid_auth")
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except Exception:
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_LOGGER.exception("Unexpected exception")
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return self.async_abort(reason="unknown")
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else:
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import_data: dict[str, Any] = {CONF_HOST: host, CONF_PORT: port}
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if password:
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import_data[CONF_PASSWORD] = password
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return self.async_create_entry(
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title=import_config.get(CONF_NAME, projector_name), data=import_data
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)
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