using UnityEngine;
using UnityEngine.UI;
using TMPro;
using ArabicSupport;


public class CreateScrollableText : MonoBehaviour
{
    public Font fallbackFont; // Optional fallback for TMP

    [Header("Localization")]
    public string localizationKey = "example.key";
    public Canvas canvas;
    void Start()
    {

        // Create Scroll View
        GameObject scrollViewGO = new GameObject("ScrollView", typeof(RectTransform), typeof(ScrollRect), typeof(Image));
        scrollViewGO.transform.SetParent(canvas.transform, false);
        RectTransform scrollViewRT = scrollViewGO.GetComponent<RectTransform>();
        scrollViewRT.sizeDelta = new Vector2(500, 300);
        scrollViewRT.anchoredPosition = Vector2.zero;

        // Background image
        scrollViewGO.GetComponent<Image>().color = new Color(0.9f, 0.9f, 0.9f, 0.5f);

        // Viewport
        GameObject viewportGO = new GameObject("Viewport", typeof(RectTransform), typeof(Image), typeof(Mask));
        viewportGO.transform.SetParent(scrollViewGO.transform, false);
        RectTransform viewportRT = viewportGO.GetComponent<RectTransform>();
        viewportRT.anchorMin = Vector2.zero;
        viewportRT.anchorMax = Vector2.one;
        viewportRT.offsetMin = Vector2.zero;
        viewportRT.offsetMax = Vector2.zero;
        viewportGO.GetComponent<Image>().color = Color.white;
        viewportGO.GetComponent<Mask>().showMaskGraphic = false;

        // Content
        GameObject contentGO = new GameObject("Content", typeof(RectTransform), typeof(ContentSizeFitter), typeof(VerticalLayoutGroup));
        contentGO.transform.SetParent(viewportGO.transform, false);
        RectTransform contentRT = contentGO.GetComponent<RectTransform>();
        contentRT.anchorMin = new Vector2(0, 1);
        contentRT.anchorMax = new Vector2(1, 1);
        contentRT.pivot = new Vector2(0.5f, 1);
        contentRT.anchoredPosition = Vector2.zero;

        var scrollRect = scrollViewGO.GetComponent<ScrollRect>();
        scrollRect.viewport = viewportRT;
        scrollRect.content = contentRT;
        scrollRect.horizontal = false;
        scrollRect.vertical = true;
        scrollRect.movementType = ScrollRect.MovementType.Clamped;

        // Content Sizing
        var csf = contentGO.GetComponent<ContentSizeFitter>();
        csf.verticalFit = ContentSizeFitter.FitMode.PreferredSize;

        var layoutGroup = contentGO.GetComponent<VerticalLayoutGroup>();
        layoutGroup.childControlHeight = true;
        layoutGroup.childForceExpandHeight = false;
        layoutGroup.childAlignment = TextAnchor.UpperLeft;

        // Text Element with LocalizedTextComponent
        GameObject textGO = new GameObject("LocalizedText", typeof(RectTransform), typeof(TextMeshProUGUI), typeof(LocalizedTextComponent));
        textGO.transform.SetParent(contentGO.transform, false);

        RectTransform textRT = textGO.GetComponent<RectTransform>();
        textRT.anchorMin = new Vector2(0, 1);
        textRT.anchorMax = new Vector2(1, 1);
        textRT.pivot = new Vector2(0.5f, 1);
        textRT.offsetMin = new Vector2(10, 0);  // Padding
        textRT.offsetMax = new Vector2(-10, 0);

        // Configure TMP
        var tmp = textGO.GetComponent<TextMeshProUGUI>();
        tmp.fontSize = 24;
        tmp.enableWordWrapping = true;
        tmp.overflowMode = TextOverflowModes.Overflow;

        if (fallbackFont)
            tmp.font = TMP_FontAsset.CreateFontAsset(fallbackFont);

        // LocalizedTextComponent setup
        var localizedText = textGO.GetComponent<LocalizedTextComponent>();
        localizedText.localizationKey = localizationKey;

        // Trigger the update manually if LanguageManager is ready
        if (LanguageManager.Instance != null)
            localizedText.UpdateText();
    }
}