from homeassistant import config_entries
from homeassistant.helpers import config_validation as cv
import voluptuous as vol
from homeassistant.core import callback
from .const import DOMAIN, CONF_NAME, CONF_TOPIC, CONF_QOS, DOMAIN, AVAILABLE_STATES, CONF_AWAKE_DURATION, CONF_ASLEEP_DURATION, CONF_AWAKE_STATES, CONF_SLEEP_STATES, DEFAULT_AWAKE_DURATION, DEFAULT_ASLEEP_DURATION, DEFAULT_AWAKE_STATES, DEFAULT_SLEEP_STATES

class MyConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
    VERSION = 1
    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH

    async def async_step_user(self, user_input=None):
        """Handle a flow initialized by the user."""
        if self._async_current_entries():
            return self.async_abort(reason="single_instance_allowed")

        errors = {}

        if user_input is not None:
            return self.async_create_entry(title=user_input[CONF_NAME], data=user_input)

        return self.async_show_form(
            step_id="user",
            data_schema=vol.Schema(
                {
                    vol.Required(CONF_NAME): str,
                    vol.Required(CONF_TOPIC): str,
                    vol.Required(CONF_QOS, default=0): vol.In([0, 1, 2]),
                    vol.Required(CONF_AWAKE_DURATION, default=DEFAULT_AWAKE_DURATION): int,
                    vol.Required(CONF_ASLEEP_DURATION, default=DEFAULT_ASLEEP_DURATION): int,
                    vol.Required(CONF_AWAKE_STATES, default=DEFAULT_AWAKE_STATES): cv.multi_select(AVAILABLE_STATES),
                    vol.Required(CONF_SLEEP_STATES, default=DEFAULT_SLEEP_STATES): cv.multi_select(AVAILABLE_STATES),
                }
            ),
            errors=errors,
        )

    @staticmethod
    @callback
    def async_get_options_flow(config_entry):
        """Get the options flow for this handler."""
        return OptionsFlowHandler(config_entry)

class OptionsFlowHandler(config_entries.OptionsFlow):
    """Handle options."""

    def __init__(self, config_entry):
        """Initialize options flow."""
        self.config_entry = config_entry

    async def async_step_init(self, user_input=None):
        """Manage the options."""
        if user_input is not None:
            return self.async_create_entry(title="", data=user_input)

        return self.async_show_form(
            step_id="init",
            data_schema=vol.Schema(
                {
                    vol.Required(CONF_NAME, default=self.config_entry.options.get(CONF_NAME)): str,
                    vol.Required(CONF_TOPIC, default=self.config_entry.options.get(CONF_TOPIC)): str,
                    vol.Required(CONF_QOS, default=self.config_entry.options.get(CONF_QOS, 0)): vol.In([0, 1, 2]),
                    vol.Required(CONF_AWAKE_DURATION, default=self.config_entry.options.get(CONF_AWAKE_DURATION, DEFAULT_AWAKE_DURATION)): int,
                    vol.Required(CONF_ASLEEP_DURATION, default=self.config_entry.options.get(CONF_ASLEEP_DURATION, DEFAULT_ASLEEP_DURATION)): int,
                    vol.Required(CONF_AWAKE_STATES, default=self.config_entry.options.get(CONF_AWAKE_STATES, DEFAULT_AWAKE_STATES)): cv.multi_select(AVAILABLE_STATES),
                    vol.Required(CONF_SLEEP_STATES, default=self.config_entry.options.get(CONF_SLEEP_STATES, DEFAULT_SLEEP_STATES)): cv.multi_select(AVAILABLE_STATES),
                }
            ),
        )