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

//Для экрана
public class SettingGroupView : MonoBehaviour
{
    [Header("Layout ссылки")]
    [SerializeField] private TextMeshProUGUI TitleLabel;
    [SerializeField] private Image IconImage;
    [SerializeField] private RectTransform SettingsContainer;

    [Header("Параметры Layout'а")]
    [SerializeField] private float TitleHeight = 70;
    [SerializeField] private float SettingHeight = 50;
    [SerializeField] private float Spacing = 20;

    [Header("Перфабы")]
    [SerializeField] private SettingView SettingViewPrefab;

    public List<SettingView> GeneratedSettingViews { get; private set; }

    public void Generate(SettingsGroupDTO group)
    {
        this.name = "(group) " + group.Name;
        TitleLabel.text = group.Name;
        IconImage.sprite = LoadIcon(group.IconPath);

        GeneratedSettingViews = new();
        foreach (var setting in group.Settings)
        {
            var go = Instantiate(SettingViewPrefab.gameObject, SettingsContainer);
            var settingView = go.GetComponent<SettingView>();
            settingView.Generate(setting);

            GeneratedSettingViews.Add(settingView);
        }

        SetSizesAndPositions(group);

    }

    private void SetSizesAndPositions(SettingsGroupDTO group)
    {
        var thisRect = GetComponent<RectTransform>();

        //Настройка иконки
        IconImage.rectTransform.sizeDelta = new Vector2(TitleHeight, TitleHeight);

        //Настройка заголовка
        var titleWidth = thisRect.sizeDelta.x - TitleHeight - Spacing * 2;
        TitleLabel.rectTransform.sizeDelta = new Vector2(titleWidth, TitleHeight);
        TitleLabel.rectTransform.anchoredPosition = new Vector2(2 * Spacing + TitleHeight, -Spacing);

        //Настройка контейнера настроек
        float settingsContainerHeight = group.Settings.Count * (SettingHeight + Spacing) - Spacing;
        SettingsContainer.sizeDelta = new Vector2(thisRect.sizeDelta.x - 2 * Spacing, settingsContainerHeight);
        SettingsContainer.anchoredPosition = new Vector2(Spacing, -TitleHeight - 2 * Spacing);

        //Настройка родиткльского контейнера
        thisRect.sizeDelta = new Vector2(thisRect.sizeDelta.x, TitleHeight + SettingsContainer.sizeDelta.y + 2 * Spacing);
    }

    private Sprite LoadIcon(string iconPath)
    {
        if (string.IsNullOrEmpty(iconPath))
            return null;

        // Пытаемся загрузить из Resources
        Sprite loadedSprite = Resources.Load<Sprite>(iconPath);

        if (loadedSprite == null)
        {
            Debug.LogWarning($"Не удалось загрузить иконку по пути: {iconPath}");
        }

        return loadedSprite;
    }

}