Add initial support for Sony SDCP projector control (#20269)

* Add initial support for Sony SDCP projector control

* Changes to reflect code review

* Added code per change requests

- Validation of connection during setup_platform
- Docs pending

* Removed blank lines per CI build

* Lint fix

* Update homeassistant/components/switch/sony_projector.py

Co-Authored-By: alistairg <alistair@alistairs.net>

* Updated .coveragerc, made requested logger changes

* Update docstring

.coveragerc

@@ -614,6 +614,7 @@ omit =
     homeassistant/components/switch/rest.py
     homeassistant/components/switch/rpi_rf.py
     homeassistant/components/switch/snmp.py
+    homeassistant/components/switch/sony_projector.py
     homeassistant/components/switch/switchbot.py
     homeassistant/components/switch/switchmate.py
     homeassistant/components/switch/telnet.py

homeassistant/components/switch/sony_projector.py

@@ -0,0 +1,97 @@
+"""Support for Sony projectors via SDCP network control."""
+import logging
+
+import voluptuous as vol
+
+from homeassistant.components.switch import (SwitchDevice, PLATFORM_SCHEMA)
+from homeassistant.const import (
+    STATE_ON, STATE_OFF, CONF_NAME, CONF_HOST)
+import homeassistant.helpers.config_validation as cv
+
+REQUIREMENTS = ['pysdcp==1']
+
+_LOGGER = logging.getLogger(__name__)
+
+DEFAULT_NAME = 'Sony Projector'
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_HOST): cv.string,
+    vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string
+})
+
+
+def setup_platform(hass, config, add_entities, discovery_info=None):
+    """Connect to Sony projector using network."""
+    import pysdcp
+    host = config[CONF_HOST]
+    name = config[CONF_NAME]
+    sdcp_connection = pysdcp.Projector(host)
+
+    # Sanity check the connection
+    try:
+        sdcp_connection.get_power()
+    except ConnectionError:
+        _LOGGER.error("Failed to connect to projector '%s'", host)
+        return False
+    _LOGGER.debug("Validated projector '%s' OK", host)
+    add_entities([SonyProjector(sdcp_connection, name)], True)
+    return True
+
+
+class SonyProjector(SwitchDevice):
+    """Represents a Sony Projector as a switch."""
+
+    def __init__(self, sdcp_connection, name):
+        """Init of the Sony projector."""
+        self._sdcp = sdcp_connection
+        self._name = name
+        self._state = None
+        self._available = False
+        self._attributes = {}
+
+    @property
+    def available(self):
+        """Return if projector is available."""
+        return self._available
+
+    @property
+    def name(self):
+        """Return name of the projector."""
+        return self._name
+
+    @property
+    def is_on(self):
+        """Return if the projector is turned on."""
+        return self._state
+
+    @property
+    def state_attributes(self):
+        """Return state attributes."""
+        return self._attributes
+
+    def update(self):
+        """Get the latest state from the projector."""
+        try:
+            self._state = self._sdcp.get_power()
+            self._available = True
+        except ConnectionRefusedError:
+            _LOGGER.error("Projector connection refused")
+            self._available = False
+
+    def turn_on(self, **kwargs):
+        """Turn the projector on."""
+        _LOGGER.debug("Powering on projector '%s'...", self.name)
+        if self._sdcp.set_power(True):
+            _LOGGER.debug("Powered on successfully.")
+            self._state = STATE_ON
+        else:
+            _LOGGER.error("Power on command was not successful")
+
+    def turn_off(self, **kwargs):
+        """Turn the projector off."""
+        _LOGGER.debug("Powering off projector '%s'...", self.name)
+        if self._sdcp.set_power(False):
+            _LOGGER.debug("Powered off successfully.")
+            self._state = STATE_OFF
+        else:
+            _LOGGER.error("Power off command was not successful")

requirements_all.txt

@@ -1230,6 +1230,9 @@ pyruter==1.1.0
 # homeassistant.components.sabnzbd
 pysabnzbd==1.1.0
 
+# homeassistant.components.switch.sony_projector
+pysdcp==1
+
 # homeassistant.components.climate.sensibo
 pysensibo==1.0.3