Added LlamaLab Automate notify platform (#2863)

* Addod LlamaLab Automate notify platform

* Added platform to .coveragerc

* Added device-option and switched to voluptuous

* Fixed voluptuous usage

.coveragerc

@@ -183,6 +183,7 @@ omit =
     homeassistant/components/notify/group.py
     homeassistant/components/notify/instapush.py
     homeassistant/components/notify/joaoapps_join.py
+    homeassistant/components/notify/llamalab_automate.py
     homeassistant/components/notify/message_bird.py
     homeassistant/components/notify/nma.py
     homeassistant/components/notify/pushbullet.py

homeassistant/components/notify/llamalab_automate.py

@@ -0,0 +1,60 @@
+"""
+LlamaLab Automate notification service.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/notify.llamalab_automate/
+"""
+import logging
+import requests
+import voluptuous as vol
+
+from homeassistant.components.notify import (BaseNotificationService,
+                                             PLATFORM_SCHEMA)
+from homeassistant.const import CONF_API_KEY
+from homeassistant.helpers import config_validation as cv
+
+_LOGGER = logging.getLogger(__name__)
+
+CONF_TO = 'to'
+CONF_DEVICE = 'device'
+_RESOURCE = 'https://llamalab.com/automate/cloud/message'
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_API_KEY):  cv.string,
+    vol.Required(CONF_TO):  cv.string,
+    vol.Optional(CONF_DEVICE):  cv.string,
+})
+
+
+def get_service(hass, config):
+    """Get the LlamaLab Automate notification service."""
+    secret = config.get(CONF_API_KEY)
+    recipient = config.get(CONF_TO)
+    device = config.get(CONF_DEVICE)
+
+    return AutomateNotificationService(secret, recipient, device)
+
+
+# pylint: disable=too-few-public-methods
+class AutomateNotificationService(BaseNotificationService):
+    """Implement the notification service for LlamaLab Automate."""
+
+    def __init__(self, secret, recipient, device=None):
+        """Initialize the service."""
+        self._secret = secret
+        self._recipient = recipient
+        self._device = device
+
+    def send_message(self, message="", **kwargs):
+        """Send a message to a user."""
+        _LOGGER.debug("Sending to: %s, %s", self._recipient, str(self._device))
+        data = {
+            "secret": self._secret,
+            "to": self._recipient,
+            "device": self._device,
+            "payload": message,
+        }
+
+        response = requests.post(_RESOURCE, json=data)
+        if response.status_code != 200:
+            _LOGGER.error("Error sending message: " + str(response))