using System;
using UnityEngine;

namespace AppleHills.Data.CardSystem
{
    /// <summary>
    /// Scriptable object defining a collectible card's properties.
    /// Used as a template for generating CardData instances.
    /// </summary>
    [CreateAssetMenu(fileName = "New Card", menuName = "AppleHills/Card System/Card Definition")]
    public class CardDefinition : ScriptableObject
    {
        [Header("Identification")]
        [Tooltip("Unique identifier for this card definition")]
        public string Id = Guid.NewGuid().ToString();
        
        [Header("Basic Info")]
        public string Name;
        
        [Tooltip("Use a custom file name instead of the card name")]
        public bool UseCustomFileName = false;
        
        [Tooltip("Custom file name (only used if UseCustomFileName is true)")]
        public string CustomFileName = "";
        
        [TextArea(3, 5)]
        public string Description;
        public CardRarity Rarity;
        public CardZone Zone;
        
        [Header("Visual Elements")]
        public Sprite CardImage; // The actual card image
        
        [Header("Collection Info")]
        public int CollectionIndex; // Position in the album
        
        /// <summary>
        /// Creates a new CardData instance from this definition
        /// </summary>
        public CardData CreateCardData()
        {
            return new CardData(this);
        }

        public override bool Equals(object obj)
        {
            if (obj is CardDefinition other)
            {
                return string.Equals(Id, other.Id, StringComparison.Ordinal);
            }
            return false;
        }

        public override int GetHashCode()
        {
            return Id != null ? Id.GetHashCode() : 0;
        }
    }
}