new IsPlayingAudio method

Author: Tosoks67

Code/MethodSystem/Methods/AudioMethods/IsPlayingAudioMethod.cs

@@ -0,0 +1,35 @@
+using JetBrains.Annotations;
+using SER.Code.ArgumentSystem.Arguments;
+using SER.Code.ArgumentSystem.BaseArguments;
+using SER.Code.Exceptions;
+using SER.Code.MethodSystem.BaseMethods.Synchronous;
+using SER.Code.MethodSystem.MethodDescriptors;
+using SER.Code.ValueSystem;
+
+namespace SER.Code.MethodSystem.Methods.AudioMethods;
+
+[UsedImplicitly]
+public class IsPlayingAudioMethod : ReturningMethod<BoolValue>, ICanError
+{
+    public override string Description => "Checks if the audio player is playing anything.";
+
+    public string[] ErrorReasons =>
+    [
+        "Speaker doesn't exist."
+    ];
+    
+    public override Argument[] ExpectedArguments { get; } =
+    [
+        new TextArgument("speaker name")
+    ];
+    
+    public override void Execute()
+    {
+        var speakerName = Args.GetText("speaker name");
+        if (!AudioPlayer.TryGet(speakerName, out var speaker))
+            throw new ScriptRuntimeError(this, $"Speaker '{speakerName}' doesn't exist.");
+
+        ReturnValue = !speaker.ClipsById.IsEmpty();
+    }
+
+}