From 98a8874084ec2969e32cc36d66918627d9ec30f2 Mon Sep 17 00:00:00 2001
From: Fabio Manganiello <blacklight86@gmail.com>
Date: Thu, 6 Sep 2018 02:31:01 +0200
Subject: [PATCH] Added accelerometer sensor backend

---
 platypush/backend/sensor/accelerometer.py     | 22 +++++++++++++++++++
 .../gpio/sensor/accelerometer/__init__.py     |  8 +++++--
 2 files changed, 28 insertions(+), 2 deletions(-)
 create mode 100644 platypush/backend/sensor/accelerometer.py

diff --git a/platypush/backend/sensor/accelerometer.py b/platypush/backend/sensor/accelerometer.py
new file mode 100644
index 000000000..ee9a05922
--- /dev/null
+++ b/platypush/backend/sensor/accelerometer.py
@@ -0,0 +1,22 @@
+from platypush.backend.sensor import SensorBackend
+from platypush.context import get_plugin
+
+
+class SensorAccelerometerBackend(SensorBackend):
+    """
+    Backend to poll position information from an accelerometer sensor.
+
+    Requires:
+
+        * ``Adafruit_Python_GPIO`` (``pip install Adafruit_Python_GPIO``)
+        * The :mod:`platypush.plugins.gpio.sensor.accelerometer` plugin configured
+    """
+
+    def get_measurement(self):
+        """ get_measurement implementation """
+        plugin = get_plugin('gpio.sensor.accelerometer')
+        return plugin.get_data().output
+
+
+# vim:sw=4:ts=4:et:
+
diff --git a/platypush/plugins/gpio/sensor/accelerometer/__init__.py b/platypush/plugins/gpio/sensor/accelerometer/__init__.py
index 6f3c7ee22..11c592dd0 100644
--- a/platypush/plugins/gpio/sensor/accelerometer/__init__.py
+++ b/platypush/plugins/gpio/sensor/accelerometer/__init__.py
@@ -47,10 +47,14 @@ class GpioSensorAccelerometerPlugin(GpioSensorPlugin):
         """
         Extends :func:`.GpioSensorPlugin.get_measurement`
 
-        :returns: The sensor's current position as a list with the three components (x,y,z) in degrees, each between -90 and 90
+        :returns: The sensor's current position as a dictionary with the three components (x,y,z) in degrees, each between -90 and 90
         """
 
-        return [self.sensor.getX()*100, self.sensor.getY()*100, self.sensor.getZ()*100]
+        return {
+            'x': self.sensor.getX()*100,
+            'y': self.sensor.getY()*100,
+            'z': self.sensor.getZ()*100
+        }
 
 
 # vim:sw=4:ts=4:et: