using System;
using System.Reflection;
using UnityEditor;
using UnityEditor.Presets;
using UnityEngine;
using UnityEngine.UIElements;

namespace Obfuz.Settings
{
    public class ObfuzSettingsProvider : SettingsProvider
    {

        private static ObfuzSettingsProvider s_provider;

        [SettingsProvider]
        public static SettingsProvider CreateMyCustomSettingsProvider()
        {
            if (s_provider == null)
            {
                s_provider = new ObfuzSettingsProvider();
                using (var so = new SerializedObject(ObfuzSettings.Instance))
                {
                    s_provider.keywords = GetSearchKeywordsFromSerializedObject(so);
                }
            }
            return s_provider;
        }


        private SerializedObject _serializedObject;
        private SerializedProperty _enable;
        private SerializedProperty _toObfuscatedAssemblyNames;
        private SerializedProperty _notObfuscatedAssemblyNamesReferencingObfuscated;
        private SerializedProperty _extraAssemblySearchDirs;

        private SerializedProperty _enabledObfuscationPasses;

        private SerializedProperty _symbolObfusSettings;

        public ObfuzSettingsProvider() : base("Project/Obfuz", SettingsScope.Project)
        {
        }

        public override void OnActivate(string searchContext, VisualElement rootElement)
        {
            InitGUI();
        }

        public override void OnDeactivate()
        {
            base.OnDeactivate();
            ObfuzSettings.Save();
        }

        private void InitGUI()
        {
            var setting = ObfuzSettings.Instance;
            _serializedObject?.Dispose();
            _serializedObject = new SerializedObject(setting);
            _enable = _serializedObject.FindProperty("enable");
            _toObfuscatedAssemblyNames = _serializedObject.FindProperty("toObfuscatedAssemblyNames");
            _notObfuscatedAssemblyNamesReferencingObfuscated = _serializedObject.FindProperty("notObfuscatedAssemblyNamesReferencingObfuscated");
            _extraAssemblySearchDirs = _serializedObject.FindProperty("extraAssemblySearchDirs");
            _enabledObfuscationPasses = _serializedObject.FindProperty("enabledObfuscationPasses");

            _symbolObfusSettings = _serializedObject.FindProperty("symbolObfusSettings");
        }

        public override void OnGUI(string searchContext)
        {
            if (_serializedObject == null||!_serializedObject.targetObject)
            {
                InitGUI();
            }
            _serializedObject.Update();
            EditorGUI.BeginChangeCheck();

            EditorGUILayout.PropertyField(_enable);
            EditorGUILayout.PropertyField(_toObfuscatedAssemblyNames);
            EditorGUILayout.PropertyField(_notObfuscatedAssemblyNamesReferencingObfuscated);
            EditorGUILayout.PropertyField(_extraAssemblySearchDirs);
            EditorGUILayout.PropertyField(_enabledObfuscationPasses);
            EditorGUILayout.PropertyField(_symbolObfusSettings);


            if (EditorGUI.EndChangeCheck())
            {
                _serializedObject.ApplyModifiedProperties();
                ObfuzSettings.Save();
            }
        }
    }
}