using Sandbox;
using Sandbox.Audio;

/// <summary>
/// The game's own mixers, one per kind of sound, made under the master mixer the first time they
/// are asked for and found again by name after that (so a hotload or a scene change never makes a
/// second set). Each source sets its handles' TargetMixer to the right one; the guns stay on the
/// default mixer. <see cref="GolfAudioZone"/> filters and ducks these mixers.
/// </summary>
public static class GolfMixers
{
	public const string MusicName = "Golf Music";
	public const string AmbienceName = "Golf Ambience";
	public const string SoundsName = "Golf Sounds";
	public const string ShellingName = "Trench Shelling";
	/// <summary>The distraction hit's ping and ear ring: never muffled, so a hit is always heard.</summary>
	public const string HitName = "Golf Hit";

	public static Mixer Music => Get( MusicName );
	public static Mixer Ambience => Get( AmbienceName );
	public static Mixer Sounds => Get( SoundsName );
	public static Mixer Shelling => Get( ShellingName );
	public static Mixer Hit => Get( HitName );

	/// <summary>The mixer with this name under the master, made if it is not there yet. Null before the audio engine is up.</summary>
	public static Mixer Get( string name )
	{
		var master = Mixer.Master;
		if ( master is null ) return null;

		var mixer = Mixer.FindMixerByName( name );
		if ( mixer is not null ) return mixer;

		mixer = master.AddChild();
		mixer.Name = name;
		return mixer;
	}
}