using UnityEngine;
using UnityEngine.UI;
using TMPro;
using Ashwild.Inventory;

namespace Ashwild.Crafting
{
    /// <summary>
    /// A single ingredient cell in the crafting detail panel. Renders either a known ingredient
    /// (icon + required quantity, tinted by whether the player has enough) or a mystery placeholder
    /// ("?") for an ingredient the player has not discovered yet.
    /// </summary>
    public class IngredientSlotUI : MonoBehaviour
    {
        [SerializeField] private Image iconImage;
        [SerializeField] private TextMeshProUGUI quantityText;

        [Header("Mystery (undiscovered ingredient)")]
        [Tooltip("Icon shown for an ingredient the player hasn't discovered yet (a question mark).")]
        [SerializeField] private Sprite mysteryIcon;

        [Header("Colors")]
        [SerializeField] private Color enoughColor = Color.white;
        [SerializeField] private Color missingColor = new Color(1f, 0.3f, 0.3f, 1f);

        /// <summary>
        /// Renders a known ingredient: its icon and required amount, dimmed/red when the player lacks it.
        /// </summary>
        public void Setup(ItemData item, int required, int playerHas)
        {
            quantityText.gameObject.SetActive(true);
            iconImage.sprite = item.Icon;
            quantityText.text = "x" + required;
            quantityText.color = playerHas >= required ? enoughColor : missingColor;
            iconImage.color = playerHas >= required ? Color.white : new Color(1f, 1f, 1f, 0.5f);
        }

        /// <summary>
        /// Renders an undiscovered ingredient as a mystery: the "?" icon with no quantity text, so the
        /// player knows a craft exists but must still find what it needs and how much.
        /// </summary>
        public void SetupMystery()
        {
            iconImage.sprite = mysteryIcon;
            iconImage.color = new Color(1f, 1f, 1f, 0.5f);
            quantityText.gameObject.SetActive(false);
        }
    }
}