From 610334404daab4b66bc849c9591fb185e208911e Mon Sep 17 00:00:00 2001
From: Simon G <simon.gockner@gmail.com>
Date: Thu, 8 Apr 2021 14:57:55 +0200
Subject: [PATCH] - introduce controllable collector

---
 Lib.Audio/ControllableCollector.cs            | 28 +++++++++++++++++++
 .../IControllableCollectorFactory.cs          | 13 +++++++++
 .../Interfaces/IControllableCollector.cs      | 13 +++++++++
 3 files changed, 54 insertions(+)
 create mode 100644 Lib.Audio/ControllableCollector.cs
 create mode 100644 Lib.Audio/Factories/IControllableCollectorFactory.cs
 create mode 100644 Lib.Audio/Interfaces/IControllableCollector.cs

diff --git a/Lib.Audio/ControllableCollector.cs b/Lib.Audio/ControllableCollector.cs
new file mode 100644
index 0000000..95f524c
--- /dev/null
+++ b/Lib.Audio/ControllableCollector.cs
@@ -0,0 +1,28 @@
+// Author: Gockner, Simon
+// Created: 2021-04-08
+// Copyright(c) 2021 SimonG. All Rights Reserved.
+
+using System.Collections.Generic;
+using System.Linq;
+using Lib.Audio.Factories;
+using Lib.Audio.Interfaces;
+using NAudio.CoreAudioApi;
+
+namespace Lib.Audio
+{
+    public class ControllableCollector : IControllableCollector
+    {
+        private readonly IControllableFactory _controllableFactory;
+        
+        public ControllableCollector(IControllableFactory controllableFactory) => _controllableFactory = controllableFactory;
+
+        public List<IControllable> Controllables => CreateControllables();
+        private List<IControllable> CreateControllables()
+        {
+            MMDeviceEnumerator deviceEnumerator = new();
+            MMDeviceCollection? audioDevices = deviceEnumerator.EnumerateAudioEndPoints(DataFlow.All, DeviceState.Active);
+
+            return audioDevices.Select(a => _controllableFactory.Create(a.AudioSessionManager.AudioSessionControl)).ToList();
+        }
+    }
+}
\ No newline at end of file
diff --git a/Lib.Audio/Factories/IControllableCollectorFactory.cs b/Lib.Audio/Factories/IControllableCollectorFactory.cs
new file mode 100644
index 0000000..b1c3792
--- /dev/null
+++ b/Lib.Audio/Factories/IControllableCollectorFactory.cs
@@ -0,0 +1,13 @@
+// Author: Gockner, Simon
+// Created: 2021-04-08
+// Copyright(c) 2021 SimonG. All Rights Reserved.
+
+using Lib.Audio.Interfaces;
+
+namespace Lib.Audio.Factories
+{
+    public interface IControllableCollectorFactory
+    {
+        IControllableCollector Create();
+    }
+}
\ No newline at end of file
diff --git a/Lib.Audio/Interfaces/IControllableCollector.cs b/Lib.Audio/Interfaces/IControllableCollector.cs
new file mode 100644
index 0000000..9a1f5f7
--- /dev/null
+++ b/Lib.Audio/Interfaces/IControllableCollector.cs
@@ -0,0 +1,13 @@
+// Author: Gockner, Simon
+// Created: 2021-04-08
+// Copyright(c) 2021 SimonG. All Rights Reserved.
+
+using System.Collections.Generic;
+
+namespace Lib.Audio.Interfaces
+{
+    public interface IControllableCollector
+    {
+        List<IControllable> Controllables { get; }
+    }
+}
\ No newline at end of file