Inventory2/player/Player.cs

public partial class Player : CharacterBody3D
{
	[Export] public bool IsLocal { get; set; }

	public int PeerId {
		get {
			if (int.TryParse(Name, out var result)) return result;
			throw new InvalidOperationException($"'{Name}' could not be parsed to PeerId");
		}
		set {
			if (value > 0) Name = value.ToString();
			else if (IsLocal) Name = "Local";
			else throw new InvalidOperationException("Non-local player can't have PeerId set to 0");
		}
	}

	public MovementController  Movement  { get; private set; }
	public CameraController    Camera    { get; private set; }
	public AnimationController Animation { get; private set; }
	public PickupController    Pickup    { get; private set; }

	public override void _EnterTree()
	{
		Movement  = GetNode<MovementController>("MovementController");
		Camera    = GetNode<CameraController>("CameraController");
		Animation = GetNode<AnimationController>("AnimationController");
		Pickup    = GetNode<PickupController>("PickupController");
	}
}