Good Intercoms (#17950)

* crystal anomaly

* Good intercoms

* fixes

* fix construction fail

* Revert "crystal anomaly"

This reverts commit 0d9e3f62ff82c79e72f882b9c7f4ca1b9c6e6dd8.

* migration

Content.Client/Radio/Ui/IntercomMenu.xaml.cs

@@ -0,0 +1,55 @@
+using Content.Client.UserInterface.Controls;
+using Content.Shared.Radio;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.XAML;
+using Robust.Shared.Prototypes;
+
+namespace Content.Client.Radio.Ui;
+
+[GenerateTypedNameReferences]
+public sealed partial class IntercomMenu : FancyWindow
+{
+    [Dependency] private readonly IPrototypeManager _prototype = default!;
+
+    public event Action<bool>? OnMicPressed;
+    public event Action<bool>? OnSpeakerPressed;
+    public event Action<string>? OnChannelSelected;
+
+    private readonly List<string> _channels = new();
+
+    public IntercomMenu()
+    {
+        RobustXamlLoader.Load(this);
+        IoCManager.InjectDependencies(this);
+
+        MicButton.OnPressed += args => OnMicPressed?.Invoke(args.Button.Pressed);
+        SpeakerButton.OnPressed += args => OnSpeakerPressed?.Invoke(args.Button.Pressed);
+    }
+
+    public void Update(IntercomBoundUIState state)
+    {
+        MicButton.Pressed = state.MicEnabled;
+        SpeakerButton.Pressed = state.SpeakerEnabled;
+
+        ChannelOptions.Clear();
+        _channels.Clear();
+        for (var i = 0; i < state.AvailableChannels.Count; i++)
+        {
+            var channel = state.AvailableChannels[i];
+            if (!_prototype.TryIndex<RadioChannelPrototype>(channel, out var prototype))
+                continue;
+
+            _channels.Add(channel);
+            ChannelOptions.AddItem(Loc.GetString(prototype.Name), i);
+
+            if (channel == state.SelectedChannel)
+                ChannelOptions.Select(i);
+        }
+        ChannelOptions.OnItemSelected += args =>
+        {
+            ChannelOptions.SelectId(args.Id);
+            OnChannelSelected?.Invoke(_channels[args.Id]);
+        };
+    }
+}
+