From 4cc347074a78971f95a7af0b60043a1894f6a14e Mon Sep 17 00:00:00 2001
From: marcsello <punkosdmarcell@rocketmail.com>
Date: Wed, 30 Sep 2020 03:45:41 +0200
Subject: [PATCH] Implemented actuators

---
 src/actuator/__init__.py    |  0
 src/actuator/abcactuator.py | 24 ++++++++++++++++++++++++
 src/actuator/loudspeaker.py | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 56 insertions(+)
 create mode 100644 src/actuator/__init__.py
 create mode 100644 src/actuator/abcactuator.py
 create mode 100644 src/actuator/loudspeaker.py

diff --git a/src/actuator/__init__.py b/src/actuator/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/actuator/abcactuator.py b/src/actuator/abcactuator.py
new file mode 100644
index 0000000..b3ea8b1
--- /dev/null
+++ b/src/actuator/abcactuator.py
@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+from abc import ABC, abstractmethod
+
+"""
+Abstract base class for Actuator
+"""
+
+__author__ = "@marcsello"
+__copyright__ = "Copyright 2020, Birbnetes Team"
+__module_name__ = "abcactuator"
+__version__text__ = "1"
+
+
+class AbcActuator(ABC):
+    """
+    Abstract base class Actuator. Responsible for acting.
+    """
+    @abstractmethod
+    def act(self):
+        """
+        Preprocess a signal.
+        :return:
+        """
+        pass
diff --git a/src/actuator/loudspeaker.py b/src/actuator/loudspeaker.py
new file mode 100644
index 0000000..85f5c3f
--- /dev/null
+++ b/src/actuator/loudspeaker.py
@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+import random
+import os
+import os.path
+from .abcactuator import AbcActuator
+from birbnetes_iot_platform_raspberry import BirbnetesIoTPlatformPlaybackDriver
+
+"""
+Abstract base class for Sender
+"""
+
+__author__ = "@marcsello"
+__copyright__ = "Copyright 2020, Birbnetes Team"
+__module_name__ = "loudspeaker"
+__version__text__ = "1"
+
+
+class Loudspeaker(AbcActuator):
+    """
+    A class that plays back various sounds.
+    """
+
+    def __init__(self, sound_dir: str):
+        BirbnetesIoTPlatformPlaybackDriver.init()
+        self._sound_dir = sound_dir
+
+    def act(self):
+        choice = random.choice(os.listdir(self._sound_dir))
+        BirbnetesIoTPlatformPlaybackDriver.play_audio(os.path.join(self._sound_dir, choice))
+
+    def __del__(self):
+        BirbnetesIoTPlatformPlaybackDriver.cleanup()