Migrated ltr559 integration to the new API.

Merged `backend.sensor.ltr559` and `gpio.sensor.ltr559` into the new
`sensor.ltr559` plugin, which extends the new `SensorPlugin` API.

platypush/backend/sensor/ltr559/__init__.py

@@ -1,37 +0,0 @@
-from platypush.backend.sensor import SensorBackend
-
-
-class SensorLtr559Backend(SensorBackend):
-    """
-    Backend to poll an `LTR559 <https://shop.pimoroni.com/products/ltr-559-light-proximity-sensor-breakout>`_
-    light/proximity sensor
-
-    Requires:
-
-        * ``ltr559`` (``pip install ltr559``)
-
-    Triggers:
-
-        * :class:`platypush.message.event.sensor.SensorDataChangeEvent` if the measurements of a sensor have changed
-        * :class:`platypush.message.event.sensor.SensorDataAboveThresholdEvent` if the measurements of a sensor have
-            gone above a configured threshold
-        * :class:`platypush.message.event.sensor.SensorDataBelowThresholdEvent` if the measurements of a sensor have
-            gone below a configured threshold
-
-    """
-
-    def __init__(self, light=True, proximity=True, **kwargs):
-        """
-        :param light: Enable light sensor
-        :param proximity: Enable proximity sensor
-        """
-
-        enabled_sensors = {
-            'light': light,
-            'proximity': proximity,
-        }
-
-        super().__init__(plugin='gpio.sensor.ltr559', enabled_sensors=enabled_sensors, **kwargs)
-
-
-# vim:sw=4:ts=4:et:

platypush/backend/sensor/ltr559/manifest.yaml

@@ -1,13 +0,0 @@
-manifest:
-  events:
-    platypush.message.event.sensor.SensorDataAboveThresholdEvent: if the measurements
-      of a sensor havegone above a configured threshold
-    platypush.message.event.sensor.SensorDataBelowThresholdEvent: if the measurements
-      of a sensor havegone below a configured threshold
-    platypush.message.event.sensor.SensorDataChangeEvent: if the measurements of a
-      sensor have changed
-  install:
-    pip:
-    - ltr559
-  package: platypush.backend.sensor.ltr559
-  type: backend

platypush/plugins/gpio/sensor/ltr559/__init__.py

@@ -1,41 +0,0 @@
-from platypush.plugins import action
-from platypush.plugins.gpio.sensor import GpioSensorPlugin
-
-
-class GpioSensorLtr559Plugin(GpioSensorPlugin):
-    """
-    Plugin to interact with an `LTR559 <https://shop.pimoroni.com/products/ltr-559-light-proximity-sensor-breakout>`_
-    light and proximity sensor
-
-    Requires:
-
-        * ``ltr559`` (``pip install ltr559``)
-    """
-
-    def __init__(self, **kwargs):
-        import ltr559
-        super().__init__(**kwargs)
-        self.ltr = ltr559.LTR559()
-
-    # noinspection PyUnresolvedReferences
-    @action
-    def get_measurement(self):
-        """
-        :returns: dict. Example:
-
-          .. code-block:: python
-
-             output = {
-                 "light": 109.3543,     # Lux
-                 "proximity": 103       # The higher the value, the nearest the object, within a ~5cm range
-             }
-
-        """
-        self.ltr.update_sensor()
-        return {
-            'light': self.ltr.get_lux(),
-            'proximity': self.ltr.get_proximity(),
-        }
-
-
-# vim:sw=4:ts=4:et:

platypush/plugins/gpio/sensor/ltr559/manifest.yaml

@@ -1,7 +0,0 @@
-manifest:
-  events: {}
-  install:
-    pip:
-    - ltr559
-  package: platypush.plugins.gpio.sensor.ltr559
-  type: plugin

platypush/plugins/sensor/ltr559/__init__.py

@@ -0,0 +1,93 @@
+from typing import Dict, List
+
+from typing_extensions import override
+
+from platypush.common.sensors import Numeric
+from platypush.entities.devices import Device
+from platypush.entities.distance import DistanceSensor
+from platypush.entities.illuminance import IlluminanceSensor
+from platypush.plugins import action
+from platypush.plugins.sensor import SensorPlugin
+
+
+# pylint: disable=too-many-ancestors
+class SensorLtr559Plugin(SensorPlugin):
+    """
+    Plugin to interact with an `LTR559 <https://shop.pimoroni.com/products/ltr-559-light-proximity-sensor-breakout>`_
+    light and proximity sensor
+
+    Requires:
+
+        * ``ltr559`` (``pip install ltr559``)
+
+    Triggers:
+
+        * :class:`platypush.message.event.sensor.SensorDataAboveThresholdEvent`
+        * :class:`platypush.message.event.sensor.SensorDataBelowThresholdEvent`
+        * :class:`platypush.message.event.sensor.SensorDataChangeEvent`
+
+    """
+
+    def __init__(self, **kwargs):
+        import ltr559
+
+        super().__init__(**kwargs)
+        self.ltr = ltr559.LTR559()
+
+    @override
+    @action
+    def get_measurement(self, *_, **__):
+        """
+        :returns: dict. Example:
+
+          .. code-block:: python
+
+             output = {
+                 "light": 109.3543,     # Lux
+                 "proximity": 103       # The higher the value, the nearest the object, within a ~5cm range
+             }
+
+        """
+        self.ltr.update_sensor()
+        return {
+            'light': self.ltr.get_lux(),
+            'proximity': self.ltr.get_proximity(),
+        }
+
+    @override
+    def transform_entities(self, entities: Dict[str, Numeric]) -> List[Device]:
+        sensors = []
+
+        if entities.get('light') is not None:
+            sensors.append(
+                IlluminanceSensor(
+                    id='ltr559:illuminance',
+                    name='illuminance',
+                    value=entities['light'],
+                    unit='lux',
+                )
+            )
+
+        if entities.get('proximity') is not None:
+            sensors.append(
+                DistanceSensor(
+                    id='ltr559:proximity',
+                    name='proximity',
+                    value=entities['proximity'],
+                    unit='mm',
+                )
+            )
+
+        if not sensors:
+            return []
+
+        return [
+            Device(
+                id='ltr559',
+                name='LTR559 Sensor',
+                children=sensors,
+            )
+        ]
+
+
+# vim:sw=4:ts=4:et:

platypush/plugins/sensor/ltr559/manifest.yaml

@@ -0,0 +1,10 @@
+manifest:
+  events:
+    platypush.message.event.sensor.SensorDataAboveThresholdEvent:
+    platypush.message.event.sensor.SensorDataBelowThresholdEvent:
+    platypush.message.event.sensor.SensorDataChangeEvent:
+  install:
+    pip:
+    - ltr559
+  package: platypush.plugins.sensor.ltr559
+  type: plugin