using Core.SaveLoad;
using TMPro;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;

namespace UI.CardSystem.StateMachine.States
{
    /// <summary>
    /// Enlarged state for REPEAT cards - shows progress bar toward next rarity upgrade.
    /// Owns the ProgressBarUI as a child GameObject.
    /// </summary>
    public class CardEnlargedRepeatState : AppleState, IPointerClickHandler
    {
        [Header("State-Owned Visuals")]
        [SerializeField] private GameObject progressBarContainer;
        [SerializeField] private Image progressBarFill;
        [SerializeField] private TextMeshProUGUI progressText;
        [SerializeField] private int cardsToUpgrade = 5;
        
        private CardContext _context;
        private Vector3 _originalScale;
        
        private void Awake()
        {
            _context = GetComponentInParent<CardContext>();
        }
        
        public override void OnEnterState()
        {
            // Store original scale
            _originalScale = _context.RootTransform.localScale;
            
            // Show progress bar
            if (progressBarContainer != null)
            {
                progressBarContainer.SetActive(true);
                UpdateProgressBar();
            }
            
            // Enlarge the card
            if (_context.Animator != null)
            {
                _context.Animator.PlayEnlarge();
            }
        }
        
        private void UpdateProgressBar()
        {
            int currentCount = _context.RepeatCardCount;
            float progress = (float)currentCount / cardsToUpgrade;
            
            if (progressBarFill != null)
            {
                progressBarFill.fillAmount = progress;
            }
            
            if (progressText != null)
            {
                progressText.text = $"{currentCount}/{cardsToUpgrade}";
            }
        }
        
        public void OnPointerClick(PointerEventData eventData)
        {
            // Tap to dismiss - shrink back and transition to revealed state
            if (_context.Animator != null)
            {
                _context.Animator.PlayShrink(_originalScale, onComplete: () =>
                {
                    _context.StateMachine.ChangeState("RevealedState");
                });
            }
        }
        
        private void OnDisable()
        {
            // Hide progress bar when leaving state
            if (progressBarContainer != null)
            {
                progressBarContainer.SetActive(false);
            }
        }
    }
}