using System;
using UnityEngine;
using UnityEngine.UI;

namespace Vanguard.UI
{
    /// <summary>Модальная заглушка раздела: заголовок, пояснение и «скоро».</summary>
    public sealed class ComingSoonOverlay
    {
        private readonly RectTransform _root;

        public ComingSoonOverlay(
            Transform parent,
            string name,
            string title,
            string note,
            Action onClose = null)
        {
            _root = UiKit.CreatePanel(parent, name, new Color(0f, 0f, 0f, 0.001f));
            _root.GetComponent<Image>().raycastTarget = true;

            var panel = UiKit.CreateCenteredCard(
                _root,
                "Panel",
                new Vector2(720f, 420f),
                Color.white);
            panel.GetComponent<Image>().sprite = NeonUi.Body(
                720,
                420,
                20,
                new Color(0.024f, 0.058f, 0.15f, 0.97f),
                new Color(0.18f, 0.49f, 1f, 0.85f),
                2);
            panel.GetComponent<Image>().raycastTarget = true;

            var titleText = UiKit.CreateText(
                panel,
                "Title",
                title,
                34,
                new Color(0.88f, 0.94f, 1f));
            titleText.fontStyle = FontStyle.Bold;
            var titleRect = titleText.rectTransform;
            titleRect.anchorMin = new Vector2(0f, 1f);
            titleRect.anchorMax = new Vector2(1f, 1f);
            titleRect.pivot = new Vector2(0.5f, 1f);
            titleRect.sizeDelta = new Vector2(-64f, 56f);
            titleRect.anchoredPosition = new Vector2(0f, -34f);

            var noteText = UiKit.CreateText(
                panel,
                "Note",
                note,
                18,
                new Color(0.60f, 0.70f, 0.88f),
                TextAnchor.UpperCenter);
            var noteRect = noteText.rectTransform;
            noteRect.anchorMin = new Vector2(0.5f, 0.5f);
            noteRect.anchorMax = new Vector2(0.5f, 0.5f);
            noteRect.pivot = new Vector2(0.5f, 0.5f);
            noteRect.sizeDelta = new Vector2(600f, 120f);
            noteRect.anchoredPosition = new Vector2(0f, 10f);

            StubUi.Badge(panel, new Vector2(-18f, -18f));

            var close = UiKit.CreateButton(panel, "Close", "Закрыть", () => Close(), 18);
            var closeRect = close.GetComponent<RectTransform>();
            closeRect.anchorMin = new Vector2(0.5f, 0f);
            closeRect.anchorMax = new Vector2(0.5f, 0f);
            closeRect.pivot = new Vector2(0.5f, 0f);
            closeRect.sizeDelta = new Vector2(240f, 48f);
            closeRect.anchoredPosition = new Vector2(0f, 28f);
            if (onClose != null)
                close.onClick.AddListener(() => onClose());

            _root.gameObject.SetActive(false);
        }

        public bool IsOpen => _root.gameObject.activeSelf;

        public void Show() => UiKit.SetActive(_root, true);

        public void Close() => UiKit.SetActive(_root, false);
    }
}