using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class EquipmentInfo : MonoBehaviour
{
    public static EquipmentInfo main;
    [SerializeField] private Text localName;
    [SerializeField] private Text desqription;

    [SerializeField] private Image icon;
    [SerializeField] private Button AddButton;

    [SerializeField] private GameObject parentForCard;
    private List<GameObject> linkList = new List<GameObject>();

    [SerializeField] private float distX = 200;
    [SerializeField] private float cardScale = 0.6f;
    [SerializeField] private float startCardShift = 50f;

    private void Awake()
    {
        if (main != null && main != this)
        {
            Debug.LogWarning("2 equipmentinfo on the scene");
            Destroy(this);
            return;
        }

        main = this;
    }
    private void Start()
    {
        CardAbout(0);
    }

    public void CardAbout(int _index)
    {
        localName.text = Inventory.main.allEquipment[_index].GetComponent<Equipment>().equipmentConfig.equipmentCharacteristics.name;
        desqription.text = Inventory.main.allEquipment[_index].GetComponent<Equipment>().equipmentConfig.equipmentCharacteristics.description;
        icon.sprite = Inventory.main.allEquipment[_index].GetComponent<Equipment>().equipmentConfig.equipmentCharacteristics.sprite;
        if (Inventory.main.EquipedOrNot(Inventory.main.lastCardNum))
            AddButton.GetComponentInChildren<Text>().text = "UnEquip";
        else
            AddButton.GetComponentInChildren<Text>().text = "Equip";
        InstantiateCard(_index);
    }

    public void InstantiateCard(int _num)
    {
        for (int i = 0; i < linkList.Count; i++)
        {
            Destroy(linkList[i]);
        }
        linkList.Clear();

        List<GameObject> _localList = new List<GameObject>();
        for (int i = 0; i < Inventory.main.allEquipment[_num].GetComponent<Equipment>().equipmentConfig.equipmentCharacteristics.equipmentCards.Length; i++)
        {
            if (_localList.Contains(Inventory.main.allEquipment[_num].GetComponent<Equipment>().equipmentConfig.equipmentCharacteristics.equipmentCards[i]) == false)
                _localList.Add(Inventory.main.allEquipment[_num].GetComponent<Equipment>().equipmentConfig.equipmentCharacteristics.equipmentCards[i]);
        }

        float _x;

        if (_localList.Count % 2 == 0)
            _x = -(startCardShift + startCardShift * (_localList.Count / 2));
        else
            _x = -(startCardShift * Mathf.Ceil(_localList.Count / 2));

        print(_x);

        for (int i = 0; i < _localList.Count; i++)
        {
            GameObject link = Instantiate(_localList[i], parentForCard.transform);
            linkList.Add(link);
            link.transform.localPosition = new Vector3(_x, 0, 0);
            link.transform.localScale = new Vector3(cardScale, cardScale, cardScale);
            _x += distX;
        }
    }
}