text: """Support for switches which integrates with other components."""
  
  import voluptuous as vol
  
  from homeassistant.components.switch import (
      ENTITY_ID_FORMAT,
      PLATFORM_SCHEMA,
      SwitchEntity,
  )
  from homeassistant.const import (
      ATTR_ENTITY_ID,
      ATTR_FRIENDLY_NAME,
      CONF_SWITCHES,
      CONF_UNIQUE_ID,
      CONF_VALUE_TEMPLATE,
      STATE_OFF,
      STATE_ON,
  )
  from homeassistant.core import callback
  from homeassistant.exceptions import TemplateError
  import homeassistant.helpers.config_validation as cv
  from homeassistant.helpers.entity import async_generate_entity_id
  from homeassistant.helpers.restore_state import RestoreEntity
  from homeassistant.helpers.script import Script
  
  from .const import DOMAIN
  from .template_entity import (
      TEMPLATE_ENTITY_COMMON_SCHEMA_LEGACY,
      TemplateEntity,
      rewrite_common_legacy_to_modern_conf,
  )
  
  _VALID_STATES = [STATE_ON, STATE_OFF, "true", "false"]
  
  ON_ACTION = "turn_on"
  OFF_ACTION = "turn_off"
  
  SWITCH_SCHEMA = vol.All(
      cv.deprecated(ATTR_ENTITY_ID),
      vol.Schema(
          {
              vol.Optional(CONF_VALUE_TEMPLATE): cv.template,
              vol.Required(ON_ACTION): cv.SCRIPT_SCHEMA,
              vol.Required(OFF_ACTION): cv.SCRIPT_SCHEMA,
              vol.Optional(ATTR_FRIENDLY_NAME): cv.string,
              vol.Optional(ATTR_ENTITY_ID): cv.entity_ids,
              vol.Optional(CONF_UNIQUE_ID): cv.string,
          }
      ).extend(TEMPLATE_ENTITY_COMMON_SCHEMA_LEGACY.schema),
  )
  
  PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
      {vol.Required(CONF_SWITCHES): cv.schema_with_slug_keys(SWITCH_SCHEMA)}
  )
  
  
  async def _async_create_entities(hass, config):
      """Create the Template switches."""
      switches = []
  
      for object_id, entity_config in config[CONF_SWITCHES].items():
          entity_config = rewrite_common_legacy_to_modern_conf(entity_config)
          unique_id = entity_config.get(CONF_UNIQUE_ID)
  
          switches.append(
              SwitchTemplate(
                  hass,
                  object_id,
                  entity_config,
                  unique_id,
              )
          )
  
      return switches
  
  
  async def async_setup_platform(hass, config, async_add_entities, discovery_info=None):
      """Set up the template switches."""
      async_add_entities(await _async_create_entities(hass, config))
  
  
  class SwitchTemplate(TemplateEntity, SwitchEntity, RestoreEntity):
      """Representation of a Template switch."""
  
      def __init__(
          self,
          hass,
          object_id,
          config,
          unique_id,
      ):
          """Initialize the Template switch."""
          super().__init__(config=config)
          self.entity_id = async_generate_entity_id(
              ENTITY_ID_FORMAT, object_id, hass=hass
          )
          self._name = friendly_name = config.get(ATTR_FRIENDLY_NAME, object_id)
          self._template = config.get(CONF_VALUE_TEMPLATE)
          self._on_script = Script(hass, config[ON_ACTION], friendly_name, DOMAIN)
          self._off_script = Script(hass, config[OFF_ACTION], friendly_name, DOMAIN)
          self._state = False
          self._unique_id = unique_id
  
      @callback
      def _update_state(self, result):
          super()._update_state(result)
          if isinstance(result, TemplateError):
              self._state = None
              return
  
          if isinstance(result, bool):
              self._state = result
              return
  
          if isinstance(result, str):
              self._state = result.lower() in ("true", STATE_ON)
              return
  
          self._state = False
  
      async def async_added_to_hass(self):
          """Register callbacks."""
          if self._template is None:
  
              # restore state after startup
              await super().async_added_to_hass()
              if state := await self.async_get_last_state():
                  self._state = state.state == STATE_ON
  
              # no need to listen for events
          else:
              self.add_template_attribute(
                  "_state", self._template, None, self._update_state
              )
  
          await super().async_added_to_hass()
  
      @property
      def name(self):
          """Return the name of the switch."""
          return self._name
  
      @property
      def unique_id(self):
          """Return the unique id of this switch."""
          return self._unique_id
  
      @property
      def is_on(self):
          """Return true if device is on."""
          return self._state
  
      @property
      def should_poll(self):
          """Return the polling state."""
          return False
  
      async def async_turn_on(self, **kwargs):
          """Fire the on action."""
          await self._on_script.async_run(context=self._context)
          if self._template is None:
              self._state = True
              self.async_write_ha_state()
  
      async def async_turn_off(self, **kwargs):
          """Fire the off action."""
          await self._off_script.async_run(context=self._context)
          if self._template is None:
              self._state = False
              self.async_write_ha_state()
  
      @property
      def assumed_state(self):
          """State is assumed, if no template given."""
          return self._template is None
  