Add new SmartHab light and cover platform (#21225)

* Add SmartHab platform

* Remove url config entry, improve error handling

* Upgrade smarthab dependency

* Address comments

* Lint

homeassistant/components/smarthab/cover.py

@@ -0,0 +1,100 @@
+"""
+Support for SmartHab device integration.
+
+For more details about this component, please refer to the documentation at
+https://home-assistant.io/components/smarthab/
+"""
+import logging
+from datetime import timedelta
+from requests.exceptions import Timeout
+
+from homeassistant.components.cover import (
+    CoverDevice, SUPPORT_OPEN, SUPPORT_CLOSE, SUPPORT_SET_POSITION,
+    ATTR_POSITION
+)
+from . import DOMAIN, DATA_HUB
+
+_LOGGER = logging.getLogger(__name__)
+
+SCAN_INTERVAL = timedelta(seconds=60)
+
+
+def setup_platform(hass, config, add_entities, discovery_info=None):
+    """Set up the SmartHab roller shutters platform."""
+    import pysmarthab
+
+    hub = hass.data[DOMAIN][DATA_HUB]
+    devices = hub.get_device_list()
+
+    _LOGGER.debug("Found a total of %s devices", str(len(devices)))
+
+    entities = (SmartHabCover(cover)
+                for cover in devices if isinstance(cover, pysmarthab.Shutter))
+
+    add_entities(entities, True)
+
+
+class SmartHabCover(CoverDevice):
+    """Representation a cover."""
+
+    def __init__(self, cover):
+        """Initialize a SmartHabCover."""
+        self._cover = cover
+
+    @property
+    def unique_id(self) -> str:
+        """Return a unique ID."""
+        return self._cover.device_id
+
+    @property
+    def name(self) -> str:
+        """Return the display name of this light."""
+        return self._cover.label
+
+    @property
+    def current_cover_position(self) -> int:
+        """Return current position of cover.
+
+        None is unknown, 0 is closed, 100 is fully open.
+        """
+        return self._cover.state
+
+    @property
+    def supported_features(self) -> int:
+        """Flag supported features."""
+        supported_features = SUPPORT_OPEN | SUPPORT_CLOSE
+
+        if self.current_cover_position is not None:
+            supported_features |= SUPPORT_SET_POSITION
+
+        return supported_features
+
+    @property
+    def is_closed(self) -> bool:
+        """Return if the cover is closed or not."""
+        return self._cover.state == 0
+
+    @property
+    def device_class(self) -> str:
+        """Return the class of this device, from component DEVICE_CLASSES."""
+        return 'window'
+
+    def open_cover(self, **kwargs):
+        """Open the cover."""
+        self._cover.open()
+
+    def close_cover(self, **kwargs):
+        """Close cover."""
+        self._cover.close()
+
+    def set_cover_position(self, **kwargs):
+        """Move the cover to a specific position."""
+        self._cover.state = kwargs[ATTR_POSITION]
+
+    def update(self):
+        """Fetch new state data for this cover."""
+        try:
+            self._cover.update()
+        except Timeout:
+            _LOGGER.error("Reached timeout while updating cover %s from API",
+                          self.entity_id)