- add channel number

Lib.Audio/Channel.cs

@@ -13,11 +13,15 @@ namespace Lib.Audio
 {
     public class Channel : IChannel
     {
-        public Channel(IDeviceButtonConfiguration buttonConfiguration,
+        private readonly uint _channelNumber;
+
+        public Channel(uint channelNumber,
+            IDeviceButtonConfiguration buttonConfiguration,
             IFaderFactory faderFactory,
             IKnobFactory knobFactory,
             IButtonFactory buttonFactory)
         {
+            _channelNumber = channelNumber;
             Fader = faderFactory.Create();
             Knob = knobFactory.Create();
             Buttons = InitializeButtons(buttonConfiguration, buttonFactory);
@@ -43,5 +47,7 @@ namespace Lib.Audio
         }
         
         private void OnFaderPositionChanged(object? sender, float position) => Controllable?.SetVolume(position);
+
+        public override string ToString() => $"Channel {_channelNumber}";
     }
 }

Lib.Audio/Factories/IChannelFactory.cs

@@ -8,6 +8,6 @@ namespace Lib.Audio.Factories
 {
     public interface IChannelFactory
     {
-        IChannel Create(IDeviceButtonConfiguration deviceButtonConfiguration);
+        IChannel Create(uint channelNumber, IDeviceButtonConfiguration deviceButtonConfiguration);
     }
 }

Mystify/App.axaml.cs

@@ -7,6 +7,7 @@ using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
+using Lib.Audio.Factories;
 using Lib.NotifyIcon;
 using LightweightIocContainer.Interfaces;
 using Mystify.ViewModels;
@@ -30,9 +31,10 @@ namespace Mystify
             Bootstrapper bootstrapper = new();
             _kernel = bootstrapper.BootstrapKernel();
 
+            //FixMe
             _mainWindow = new MainWindow
             {
-                DataContext = new MainWindowViewModel()
+                DataContext = new MainWindowViewModel(_kernel.Resolve<IDeviceFactory>(), _kernel.Resolve<IControllableCollectorFactory>())
             };
 
             if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktopStyleApplicationLifetime)

Mystify/ViewModels/MainWindowViewModel.cs

@@ -2,10 +2,46 @@
 // Created: 2021-04-06
 // Copyright(c) 2021 SimonG. All Rights Reserved.
 
+using System;
+using System.Collections.Generic;
+using System.Windows.Input;
+using Lib.Audio.Factories;
+using Lib.Audio.Interfaces;
+using ReactiveUI;
+
 namespace Mystify.ViewModels
 {
     public class MainWindowViewModel : ViewModelBase
     {
+        public MainWindowViewModel()
+        {
+            if (!IsInDesignMode)
+                throw new InvalidOperationException("Constructor is for design time usage only.");
+            
+            Channels = new List<IChannel>();
+            Controllables = new List<IControllable>();
+        }
+        
+        public MainWindowViewModel(IDeviceFactory deviceFactory, IControllableCollectorFactory controllableCollectorFactory)
+        {
+            IDevice device = deviceFactory.Create();
+            IControllableCollector controllableCollector = controllableCollectorFactory.Create();
+
+            Channels = device.Channels;
+            Controllables = controllableCollector.Controllables;
+        }
+
+        public List<IChannel> Channels { get; }
+        public List<IControllable> Controllables { get; }
+        
+        public IChannel? SelectedChannel { get; set; }
+        public IControllable? SelectedControllable { get; set; }
 
+        public ICommand AllocateControllableCommand =>
+            ReactiveCommand.Create(() =>
+            {
+                if (SelectedControllable != null)
+                    SelectedChannel?.AllocateControllable(SelectedControllable);
+            });
     }
 }

Mystify/Views/MainWindow.axaml

@@ -7,12 +7,28 @@
         x:Class="Mystify.Views.MainWindow"
         Icon="/Resources/TestIcon.ico"
         Title="Mystify"
-        Background="#FFFFFFFF">
+        Background="#FF3F3F3F"
+        Foreground="#FFF0F0F0">
 
     <Design.DataContext>
         <vm:MainWindowViewModel/>
     </Design.DataContext>
 
-    <TextBlock Text=""/>
+    <StackPanel>
+        <StackPanel Orientation="Horizontal" Margin="10">
+            <TextBlock Text="Select Channel:" Margin="12"/>
+            <ComboBox Items="{Binding Channels}"
+                      SelectedItem="{Binding SelectedChannel}"
+                      Margin="5"/>
+        </StackPanel>
         
+        <StackPanel Orientation="Horizontal" Margin="10">
+            <TextBlock Text="Select Controllable:" Margin="12"/>
+            <ComboBox Items="{Binding Controllables}"
+                      SelectedItem="{Binding SelectedControllable}"
+                      Margin="5"/>
+        </StackPanel>
+        
+        <Button Margin="15" Content="Allocate selected Controllable" Command="{Binding AllocateControllableCommand}"/>
+    </StackPanel>
 </Window>