101 lines
2.8 KiB
Python
101 lines
2.8 KiB
Python
"""Support for myStrom switches."""
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import logging
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import voluptuous as vol
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from homeassistant.components.switch import PLATFORM_SCHEMA, SwitchDevice
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from homeassistant.const import CONF_HOST, CONF_NAME
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from homeassistant.exceptions import PlatformNotReady
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import homeassistant.helpers.config_validation as cv
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DEFAULT_NAME = "myStrom Switch"
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_LOGGER = logging.getLogger(__name__)
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{
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vol.Required(CONF_HOST): cv.string,
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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}
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)
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Find and return myStrom switch."""
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from pymystrom.switch import MyStromPlug, exceptions
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name = config.get(CONF_NAME)
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host = config.get(CONF_HOST)
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try:
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MyStromPlug(host).get_status()
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except exceptions.MyStromConnectionError:
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_LOGGER.error("No route to device: %s", host)
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raise PlatformNotReady()
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add_entities([MyStromSwitch(name, host)])
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class MyStromSwitch(SwitchDevice):
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"""Representation of a myStrom switch."""
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def __init__(self, name, resource):
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"""Initialize the myStrom switch."""
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from pymystrom.switch import MyStromPlug
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self._name = name
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self._resource = resource
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self.data = {}
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self.plug = MyStromPlug(self._resource)
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self._available = True
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@property
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def name(self):
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"""Return the name of the switch."""
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return self._name
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@property
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def is_on(self):
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"""Return true if switch is on."""
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return bool(self.data["relay"])
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@property
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def current_power_w(self):
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"""Return the current power consumption in W."""
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return round(self.data["power"], 2)
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@property
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def available(self):
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"""Could the device be accessed during the last update call."""
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return self._available
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def turn_on(self, **kwargs):
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"""Turn the switch on."""
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from pymystrom import exceptions
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try:
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self.plug.set_relay_on()
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except exceptions.MyStromConnectionError:
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_LOGGER.error("No route to device: %s", self._resource)
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def turn_off(self, **kwargs):
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"""Turn the switch off."""
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from pymystrom import exceptions
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try:
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self.plug.set_relay_off()
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except exceptions.MyStromConnectionError:
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_LOGGER.error("No route to device: %s", self._resource)
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def update(self):
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"""Get the latest data from the device and update the data."""
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from pymystrom import exceptions
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try:
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self.data = self.plug.get_status()
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self._available = True
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except exceptions.MyStromConnectionError:
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self.data = {"power": 0, "relay": False}
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self._available = False
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_LOGGER.error("No route to device: %s", self._resource)
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