#nullable enable
using UnityEngine.UIElements;

namespace UVC.UIToolkit.Property
{
    /// <summary>
    /// 불리언 속성 아이템
    /// Toggle을 사용한 체크박스 형식
    /// </summary>
    public class UTKBoolPropertyItem : UTKPropertyItemBase<bool>
    {
        #region Fields
        private Toggle? _toggle;
        #endregion

        #region Properties
        public override UTKPropertyType PropertyType => UTKPropertyType.Bool;
        #endregion

        #region Constructor
        public UTKBoolPropertyItem(string id, string name, bool initialValue = false)
            : base(id, name, initialValue)
        {
        }
        #endregion

        #region Override Methods
        public override VisualElement CreateUI()
        {
            var container = CreateContainer();

            var label = CreateNameLabel();
            container.Add(label);

            var valueContainer = new VisualElement();
            valueContainer.AddToClassList("utk-property-item__value");

            _toggle = new Toggle();
            _toggle.name = "value-field";
            _toggle.value = Value;

            valueContainer.Add(_toggle);
            container.Add(valueContainer);

            return container;
        }

        public override void BindUI(VisualElement element)
        {
            base.BindUI(element);

            _toggle = element.Q<Toggle>("value-field");
            if (_toggle != null)
            {
                _toggle.value = Value;
                _toggle.SetEnabled(!IsReadOnly);
                _toggle.RegisterValueChangedCallback(OnToggleChanged);
            }
        }

        public override void UnbindUI(VisualElement element)
        {
            if (_toggle != null)
            {
                _toggle.UnregisterValueChangedCallback(OnToggleChanged);
                _toggle = null;
            }

            base.UnbindUI(element);
        }

        public override void RefreshUI()
        {
            if (_toggle != null && _toggle.value != Value)
            {
                _toggle.SetValueWithoutNotify(Value);
            }
        }

        protected override void UpdateReadOnlyState()
        {
            base.UpdateReadOnlyState();

            if (_toggle != null)
            {
                _toggle.SetEnabled(!IsReadOnly);
            }
        }
        #endregion

        #region Private Methods
        private void OnToggleChanged(ChangeEvent<bool> evt)
        {
            // Toggle은 디바운스 없이 즉시 적용
            Value = evt.newValue;
        }
        #endregion
    }
}