using System;
using RPGCore.Core.Objects;
using UnityEngine;

namespace RPGCore.Core
{
    /// <summary>
    /// Extend this abstract class to create new module for &lt;<typeparamref name="T"/>&gt; object type.<br/>
    /// </summary>
    /// <typeparam name="T">Type of object that this module will be attached to. Can be <see cref="BaseObject"/> or any of its children.</typeparam>
    [Serializable]
    public abstract class ObjectModule<T> : ObjectModule where T : BaseObject
    {
        public new T parent => (T)base.parent;
    }

    /// <summary>
    /// <b>DO NOT EXTEND THIS</b>, use <see cref="ObjectModule{T}"/> instead!
    /// </summary>
    [Serializable]
    public abstract class ObjectModule : MonoBehaviour
    {
        private BaseObject _parent;
        internal BaseObject parent
        {
            get
            {
                if (!_parent) _parent = GetComponent<BaseObject>();
                return _parent;
            }
            set => _parent = value;
        }

        private protected ObjectModule()
        {
            
        }
    }
}