using RR.Common.Managers;
using RR.Game2D.Core.Managers;
using UnityEngine;
using UnityEngine.UI;

namespace RR.Common.UI
{
    public class QRCodeUIController : MonoBehaviour
    {
        [SerializeField] private Transform content;

        private PrizeSystemManager _prizeSystemManager;
        private GameObject[] _qrCodes;

        private void Start()
        {
            _prizeSystemManager = PrizeSystemManager.Instance;

            GameManager.Instance.GameWonEvent += AddQRCodes;
        }

        private void OnDestroy()
        {
            GameManager.Instance.GameWonEvent -= AddQRCodes;
        }

        private void AddQRCodes(float _)
        {
            if (_qrCodes != null) ClearQRCodes();

            Texture2D[] qrCodesImages = _prizeSystemManager.GetQRCodes();
            _qrCodes = new GameObject[qrCodesImages.Length];

            for (int i = 0; i < qrCodesImages.Length; i++)
            {
                _qrCodes[i] = new GameObject("QRCode_" + i, typeof(RectTransform), typeof(Image));
                _qrCodes[i].transform.SetParent(content, false);

                Sprite sprite = Sprite.Create(qrCodesImages[i],
                                              new Rect(0, 0, qrCodesImages[i].width,
                                              qrCodesImages[i].height),
                                              new Vector2(0.5f, 0.5f));

                _qrCodes[i].GetComponent<Image>().sprite = sprite;
            }
        }

        private void ClearQRCodes()
        {
            if (_qrCodes == null) return;

            foreach (GameObject qrCode in _qrCodes)
            {
                Destroy(qrCode);
            }

            _qrCodes = null;
        }
    }
}