using RR.Game2D.Core.Managers;
using RR.Common.Settings;
using RR.Common.Managers;
using TMPro;
using UnityEngine;

namespace RR.Common.UI
{
    public class UICreditsTextController : MonoBehaviour
    {
        // UI elements
        [SerializeField] private TextMeshProUGUI livesIncreaseText;
        [SerializeField] private TextMeshProUGUI livesText;

        // Strings to display
        [SerializeField] private string livesIncreaseString = "{0}";
        [SerializeField] private string livesString = "{0}";

        private GameManager _gameManager;
        private SettingsManager _settingsManager;
        private BalanceManager _balanceManager;

        private void Start()
        {
            _gameManager = GameManager.Instance;
            _balanceManager = BalanceManager.Instance;

            if (_gameManager == null) return;

            _settingsManager = _gameManager.Settings;

            if (_settingsManager == null) _settingsManager = SettingsManager.Instance;

            UpdateLivesText();
            UpdateLivesIncreaseText();

            // Подписываемся на изменение баланса для пересчета жизней
            if (_balanceManager != null)
            {
                _balanceManager.OnBalanceChanged.AddListener(OnBalanceChanged);
            }
            
            if (_settingsManager != null)
            {
                _settingsManager.OnSettingsLoaded += UpdateLivesIncreaseText;
                _settingsManager.OnSettingsSaved += UpdateLivesIncreaseText;
                _settingsManager.OnSettingsLoaded += OnSettingsChanged;
                _settingsManager.OnSettingsSaved += OnSettingsChanged;
            }
        }

        private void OnDestroy()
        {
            if (_gameManager == null) _gameManager = GameManager.Instance;

            if (_balanceManager != null)
            {
                _balanceManager.OnBalanceChanged.RemoveListener(OnBalanceChanged);
            }
            
            if (_settingsManager != null)
            {
                _settingsManager.OnSettingsLoaded -= UpdateLivesIncreaseText;
                _settingsManager.OnSettingsSaved -= UpdateLivesIncreaseText;
                _settingsManager.OnSettingsLoaded -= OnSettingsChanged;
                _settingsManager.OnSettingsSaved -= OnSettingsChanged;
            }
        }

        private void OnBalanceChanged(int newBalance)
        {
            UpdateLivesText();
        }
        
        private void OnSettingsChanged()
        {
            UpdateLivesText();
        }

        private void UpdateLivesIncreaseText()
        {
            if (_settingsManager == null) return;
            
            int additionalLives = _settingsManager.GetInt("gameplay.additionalLives");
            
            if (livesIncreaseText != null)
            {
                livesIncreaseText.transform.parent.gameObject.SetActive(additionalLives > 0);
                livesIncreaseText.text = string.Format(livesIncreaseString, additionalLives);
            }
        }

        private void UpdateLivesText()
        {
            if (_gameManager == null || _balanceManager == null || _settingsManager == null)
                return;
                
            int currentBalance = _balanceManager.CurrentBalance;
            int impulseCost = _settingsManager.GetInt("payment.paymentImpulseCost");
            int startLives = _settingsManager.GetInt("gameplay.startLives");
            int livesIncrement = _settingsManager.GetInt("gameplay.additionalLives");
            
            if (impulseCost <= 0) impulseCost = 10;
            
            // Рассчитываем количество жизней на основе баланса
            int totalImpulses = currentBalance / impulseCost;
            int totalLives = startLives;
            
            if (totalImpulses > 0)
            {
                int additionalImpulses = totalImpulses - 1;
                totalLives = startLives + (additionalImpulses * livesIncrement);
            }
            
            livesText.text = string.Format(livesString, totalLives);
        }
    }
}