using System;
using UnityEngine;

namespace RogueUtils.Data
{
	/// <summary>
	/// This is a base class for BaseVariable to allow things to have references
	/// to BaseVariable without knowing their type.
	/// </summary>
	public abstract class SubBaseVariable : ScriptableObject
	{
		private event EventHandler InternalOnChangeUntyped;
		
		public event EventHandler OnChangeUntyped
		{
			add
			{
				InternalOnChangeUntyped += value;
			}

			remove
			{
				InternalOnChangeUntyped -= value;
			}
		}

		protected void BaseHandleValueChange()
		{
			InternalOnChangeUntyped?.Invoke(this, EventArgs.Empty);
		}

		public abstract T GetValue<T>();

		public abstract object GetValueUntyped();

		public abstract void SetValueUntyped(object value);
	}
}