using UnityEngine;
using UnityEngine.UI;
using UVC.UI.Toolbar.Model;
using UVC.UI.ToolBar.View;

namespace UVC.UI.Toolbar.View
{
    public class ToolbarRadioButtonViewProcessor : IButtonViewProcessor
    {
        public GameObject CreateButtonUI(ToolbarButtonBase buttonModel, Transform parentContainer, ToolbarView viewContext)
        {
            if (viewContext.radioButtonPrefab == null)
            {
                Debug.LogError("RadioButtonViewProcessor: radioButtonPrefab이 ToolbarView에 할당되지 않았습니다.", viewContext);
                return null;
            }
            return Object.Instantiate(viewContext.radioButtonPrefab, parentContainer);
        }

        public void SetupButtonInteractions(ToolbarButtonBase buttonModel, GameObject buttonUIObject, ToolbarView viewContext)
        {
            ToolbarRadioButton radioModel = buttonModel as ToolbarRadioButton;
            if (radioModel == null) return;

            Toggle toggleComponent = buttonUIObject.GetComponent<Toggle>();
            if (toggleComponent != null)
            {
                ToggleGroup uiToggleGroup = viewContext.GetOrCreateToggleGroup(radioModel.GroupName);
                toggleComponent.group = uiToggleGroup;
                toggleComponent.SetIsOnWithoutNotify(radioModel.IsSelected);

                toggleComponent.onValueChanged.AddListener((isSelected) =>
                {
                    if (isSelected)
                    {
                        radioModel.ExecuteClick(true);
                    }
                });
            }
            else
            {
                Debug.LogError($"RadioButtonViewProcessor: RadioButton '{radioModel.Text}'의 GameObject에 Toggle 컴포넌트가 없습니다.", buttonUIObject);
            }
            UpdateCommonButtonVisuals(buttonModel, buttonUIObject, viewContext);
            UpdateToggleStateVisuals(radioModel, buttonUIObject, radioModel.IsSelected, viewContext);
        }

        public void UpdateCommonButtonVisuals(ToolbarButtonBase buttonModel, GameObject buttonUIObject, ToolbarView viewContext)
        {
            viewContext.InternalUpdateCommonButtonVisuals(buttonModel, buttonUIObject);
        }

        public void UpdateToggleStateVisuals(ToolbarToggleButton toggleButtonModel, GameObject buttonUIObject, bool isSelected, ToolbarView viewContext)
        {
            // ToolbarToggleButton 타입으로 캐스팅 시도
            ToolbarRadioButton radioModel = toggleButtonModel as ToolbarRadioButton;
            if (radioModel == null) return;

            Toggle toggleComponent = buttonUIObject.GetComponent<Toggle>();
            if (toggleComponent != null)
            {
                if (toggleComponent.isOn != isSelected)
                {
                    toggleComponent.SetIsOnWithoutNotify(isSelected);
                }
            }
            viewContext.InternalUpdateCommonButtonVisuals(radioModel, buttonUIObject); // 아이콘 업데이트를 위해 호출
        }
    }
}