using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using Ashwild.UI;

namespace Ashwild.Settings
{
    public class SettingsPanel : UIPanel
    {
        [System.Serializable]
        private struct CategoryEntry
        {
            public Button button;
            public SettingsSubPanel subPanel;
        }

        [Header("Categories")]
        [SerializeField] private List<CategoryEntry> categories;
        [SerializeField] private int defaultCategoryIndex = 0;

        [Header("Navigation")]
        [SerializeField] private Button backButton;

        private SettingsSubPanel activeSubPanel;

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

            for (int i = 0; i < categories.Count; i++)
            {
                int captured = i;
                categories[i].button.onClick.AddListener(() => SelectCategory(captured));
            }

            backButton.onClick.AddListener(() => UIManager.Instance.Back());
        }

        public override void Show()
        {
            base.Show();
            SelectCategory(defaultCategoryIndex);
        }

        public override void Hide()
        {
            if (activeSubPanel != null) activeSubPanel.gameObject.SetActive(false);
            activeSubPanel = null;
            base.Hide();
        }

        private void SelectCategory(int index)
        {
            if (index < 0 || index >= categories.Count) return;

            if (activeSubPanel != null) activeSubPanel.gameObject.SetActive(false);
            activeSubPanel = categories[index].subPanel;
            activeSubPanel.gameObject.SetActive(true);
            activeSubPanel.Refresh();
        }
    }
}