using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEditor;

[CustomEditor(typeof(MassInspectorController))]
public class MassInspectorControllerEditor : Editor
{
    public override void OnInspectorGUI()
    {
        var controller = (MassInspectorController)target;

        if (controller.targets == null)
            return;

        EditorGUILayout.LabelField("Маса обʼєктів", EditorStyles.boldLabel);
        EditorGUILayout.Space();

        for (int i = 0; i < controller.targets.Count; i++)
        {
            var t = controller.targets[i];
            if (t == null) continue;

            EditorGUILayout.BeginVertical("box");

            EditorGUILayout.BeginHorizontal();
            EditorGUILayout.LabelField(string.IsNullOrEmpty(t.ukrainianName) ? "(без назви)" : t.ukrainianName, GUILayout.Width(140));
            t.rigidbody = (Rigidbody)EditorGUILayout.ObjectField(t.rigidbody, typeof(Rigidbody), true);
            EditorGUILayout.EndHorizontal();

            if (t.rigidbody != null)
            {
                if (t.baseMass <= 0f)
                    t.baseMass = t.rigidbody.mass;

                float currentMultiplier = t.baseMass > 0f ? (t.rigidbody.mass / t.baseMass) : 1f;
                float newMultiplier = EditorGUILayout.Slider("Множник маси", currentMultiplier, 0.5f, 1.5f);

                EditorGUILayout.LabelField("Поточна маса", t.rigidbody.mass.ToString("F2") + " кг");

                if (!Mathf.Approximately(currentMultiplier, newMultiplier))
                {
                    Undo.RecordObject(t.rigidbody, "Change Mass");
                    t.rigidbody.mass = t.baseMass * newMultiplier;
                    EditorUtility.SetDirty(t.rigidbody);
                }
            }

            EditorGUILayout.EndVertical();
        }

        if (GUI.changed)
        {
            EditorUtility.SetDirty(controller);
        }
    }
}