using Core.SaveLoad;
using UnityEngine;

namespace UI.CardSystem.StateMachine.States
{
    /// <summary>
    /// Flipping state - handles the card flip animation from back to front.
    /// Owns the CardBackVisual as a child GameObject.
    /// </summary>
    public class CardFlippingState : AppleState
    {
        [Header("State-Owned Visuals")]
        [SerializeField] private GameObject cardBackVisual;
        
        private CardContext _context;
        
        private void Awake()
        {
            _context = GetComponentInParent<CardContext>();
        }
        
        public override void OnEnterState()
        {
            // Activate card back, hide card front
            if (cardBackVisual != null)
            {
                cardBackVisual.SetActive(true);
            }
            
            if (_context.CardDisplay != null)
            {
                _context.CardDisplay.gameObject.SetActive(false);
            }
            
            // Play flip animation + scale punch
            if (_context.Animator != null)
            {
                _context.Animator.PlayFlip(
                    cardBack: cardBackVisual.transform,
                    cardFront: _context.CardDisplay.transform,
                    onComplete: OnFlipComplete
                );
                
                _context.Animator.PlayFlipScalePunch();
            }
        }
        
        private void OnFlipComplete()
        {
            // Transition based on whether this is a new card or repeat
            if (_context.IsNewCard)
            {
                _context.StateMachine.ChangeState("EnlargedNewState");
            }
            else if (_context.RepeatCardCount > 0)
            {
                _context.StateMachine.ChangeState("EnlargedRepeatState");
            }
            else
            {
                _context.StateMachine.ChangeState("RevealedState");
            }
        }
        
        private void OnDisable()
        {
            // Hide card back when leaving state
            if (cardBackVisual != null)
            {
                cardBackVisual.SetActive(false);
            }
            
            // Ensure card front is visible
            if (_context?.CardDisplay != null)
            {
                _context.CardDisplay.gameObject.SetActive(true);
            }
        }
    }
}