using System.Collections.Generic;
using System.Linq;
using UnityEditor;

namespace Funique
{
    /// <summary>
    /// The base class for field modifier drawer <br />
    /// ------------------------------------------------ <br />
    /// 欄位修改編輯器的基本類別
    /// </summary>
    public abstract class IfDrawerBase : PropertyDrawer
    {
        /// <summary>
        /// Calculate the parent structure and get the target serialized property <br />
        /// Absolute to related basically <br />
        /// ------------------------------------------------ <br />
        /// 計算父子結構且抓取目標序列化屬性 <br />
        /// 基本上, 絕對轉相對
        /// </summary>
        /// <param name="Target">Current scope request name</param>
        /// <param name="p">Current serialized property</param>
        /// <returns></returns>
        internal SerializedProperty GetPointer(string Target, SerializedProperty p)
        {
            List<string> path = p.propertyPath.Split(".".ToCharArray(), System.StringSplitOptions.RemoveEmptyEntries).ToList();
            if (path.Count >= 2)
            {
                path.RemoveAt(path.Count - 1);
                string aa = string.Join(".", path.ToArray());
                aa += "." + Target;
                SerializedProperty t = p.serializedObject.FindProperty(aa);
                return t;
            }
            else
            {
                SerializedProperty t = p.serializedObject.FindProperty(Target);
                return t;
            }
        }
    }
}