using Core.SaveLoad;
using UnityEngine;
using Core;
using AppleHills.Core.Settings;

namespace UI.CardSystem.StateMachine.States
{
    /// <summary>
    /// Dragging state - provides visual feedback when card is being dragged.
    /// The actual drag logic is handled by Card.cs (inherits from DraggableObject).
    /// This state only manages visual scaling during drag.
    /// </summary>
    public class CardDraggingState : AppleState
    {
        private CardContext _context;
        private ICardSystemSettings _settings;
        private Vector3 _originalScale;
        
        private void Awake()
        {
            _context = GetComponentInParent<CardContext>();
            _settings = GameManager.GetSettingsObject<ICardSystemSettings>();
        }
        
        public override void OnEnterState()
        {
            // Ensure card front is visible and facing camera (in case we transitioned from an unexpected state)
            if (_context.CardDisplay != null)
            {
                _context.CardDisplay.gameObject.SetActive(true);
                _context.CardDisplay.transform.localRotation = Quaternion.Euler(0, 0, 0);
            }
            
            // Store original scale
            _originalScale = _context.RootTransform.localScale;
            
            // Scale up slightly during drag for visual feedback
            // DraggableObject handles actual position updates
            _context.RootTransform.localScale = _originalScale * _settings.DragScale;
            
            Logging.Debug($"[CardDraggingState] Entered drag state for card: {_context.CardData?.Name}, scale: {_settings.DragScale}");
        }
        
        private void OnDisable()
        {
            // Restore original scale when exiting drag
            if (_context?.RootTransform != null)
            {
                _context.RootTransform.localScale = _originalScale;
            }
        }
    }
}