core/homeassistant/components/demo/switch.py

77 lines
2.0 KiB
Python

"""Demo platform that has two fake switches."""
from homeassistant.components.switch import SwitchDevice
from homeassistant.const import DEVICE_DEFAULT_NAME
def setup_platform(hass, config, add_entities_callback, discovery_info=None):
"""Set up the demo switches."""
add_entities_callback(
[
DemoSwitch("Decorative Lights", True, None, True),
DemoSwitch("AC", False, "mdi:air-conditioner", False),
]
)
class DemoSwitch(SwitchDevice):
"""Representation of a demo switch."""
def __init__(self, name, state, icon, assumed, device_class=None):
"""Initialize the Demo switch."""
self._name = name or DEVICE_DEFAULT_NAME
self._state = state
self._icon = icon
self._assumed = assumed
self._device_class = device_class
@property
def should_poll(self):
"""No polling needed for a demo switch."""
return False
@property
def name(self):
"""Return the name of the device if any."""
return self._name
@property
def icon(self):
"""Return the icon to use for device if any."""
return self._icon
@property
def assumed_state(self):
"""Return if the state is based on assumptions."""
return self._assumed
@property
def current_power_w(self):
"""Return the current power usage in W."""
if self._state:
return 100
@property
def today_energy_kwh(self):
"""Return the today total energy usage in kWh."""
return 15
@property
def is_on(self):
"""Return true if switch is on."""
return self._state
@property
def device_class(self):
"""Return device of entity."""
return self._device_class
def turn_on(self, **kwargs):
"""Turn the switch on."""
self._state = True
self.schedule_update_ha_state()
def turn_off(self, **kwargs):
"""Turn the device off."""
self._state = False
self.schedule_update_ha_state()