/// <summary>
/// MIT License - Copyright(c) 2019 Ugo Belfiore
/// </summary>

using System.Collections;
using System.Collections.Generic;
using System.Reflection;
using UnityEditor;
using UnityEngine;
using static UnityEditor.EditorGUILayout;


/// <summary>
/// Custom Transform editor.
/// </summary>
namespace ExtUnityComponents
{
    [CustomEditor(typeof(Transform))]
    [CanEditMultipleObjects]
    public class CustomTransformEditor : DecoratorComponentsEditor
    {
        /// <summary>
        /// here call the constructor of the DecoratorComponentsEditor class,
        /// by telling it who we are (a Transform Inspector)
        /// </summary>
        public CustomTransformEditor()
            : base(BUILT_IN_EDITOR_COMPONENTS.TransformInspector)
        {

        }

        /// <summary>
        /// This function is called at each OnInspectorGUI
        /// </summary>
        protected override void OnCustomInspectorGUI()
        {
            DisplayResetTransform();
        }

        /// <summary>
        /// display reset transform buttons
        /// </summary>
        private void DisplayResetTransform()
        {
            using (HorizontalScope horizontalScope = new HorizontalScope(EditorStyles.helpBox))
            {
                GUILayout.Label("Reset datas:");
                if (GUILayout.Button("Reset"))
                {
                    ApplyResetTransform();
                }
            }
        }

        // <summary>
        /// when we click on reset, reset every target to there
        /// default state
        /// </summary>
        private void ApplyResetTransform()
        {
            for (int i = 0; i < base.ConcretTargets.Length; i++)
            {
                Undo.RecordObject(base.ConcretTargets[i], "position transform");
                Transform current = (Transform)base.ConcretTargets[i];
                current.localPosition = Vector3.zero;
                current.localRotation = Quaternion.identity;
                current.localScale = Vector3.one;
            }
        }
    }
}