using UnityEngine;
using System.Reflection;

// This is free and unencumbered software released into the public domain.
// Anyone is free to copy, modify, publish, use, compile, sell, or
// distribute this software, either in source code form or as a compiled
// binary, for any purpose, commercial or non-commercial, and by any
// means.
// (see https://unlicense.org)

public class YourTargetClass : MonoBehaviour
{
    // Add this code snippet to get live view on the fields and properties
    [SerializeField]
    private bool displayDebug = true;
    private GUIStyle detailsLabelStyle;
    private Vector2 scrollPos;
    private void OnGUI()
    {
        if (!displayDebug)
        {
            return;
        }

        detailsLabelStyle ??= new GUIStyle(GUI.skin.label)
        {
            richText = true,
            fontSize = 20,
        };

        Rect areaRect = new Rect(20f, 20f, 500f, Mathf.Clamp(Screen.width - 200f, 200f, float.MaxValue));

        Color prevColor = GUI.color;
        GUI.color = new Color(0f, 0f, 0f, 0.4f);
        GUI.DrawTexture(new Rect(areaRect.x, areaRect.y, areaRect.width, areaRect.height), Texture2D.whiteTexture);
        GUI.color = prevColor;

        GUILayout.BeginArea(areaRect);
        scrollPos = GUILayout.BeginScrollView(scrollPos);

        foreach (PropertyInfo v in GetType().GetProperties(BindingFlags.DeclaredOnly))
        {
            // Unsupported index parameters, can be triggered by 'this[int idx]' expressions
            if (v.GetIndexParameters().Length > 0)
            {
                continue;
            }

            GUILayout.Label(string.Format("  <color=#f3bd28>[ Property ]</color> <color=#2eb6ae>{0}</color> <color=#dcdcdc>{1}</color> = {2}", v.PropertyType.Name, v.Name, v.GetValue(this)), detailsLabelStyle);
        }
        foreach (FieldInfo v in GetType().GetFields(BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance))
        {
            // Don't draw properties twice
            if (v.Name.Contains("k__BackingField"))
            {
                continue;
            }

            GUILayout.Label(string.Format("  <color=#f3bd28>[ Field    ]</color> <color=#2eb6ae>{0}</color> <color=#dcdcdc>{1}</color> = {2}", v.FieldType.Name, v.Name, v.GetValue(this)), detailsLabelStyle);
        }

        GUILayout.EndScrollView();
        GUILayout.EndArea();
    }
}