using System.Threading.Tasks;
using DG.Tweening;
using Sirenix.OdinInspector;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

namespace BlueWater
{
    public static class SceneName
    {
        public static string CombatTile = "00.CombatTitle";
        public static string TycoonTile = "00.TycoonTitle";
        public static string Tycoon = "01.Tycoon";
        public static string Combat = "02.Combat";
    }
    
    public class SceneController : Singleton<SceneController>
    {
        [field: SerializeField]
        public GameObject Panel { get; private set; }
        
        [SerializeField]
        private Image _fadeImage;

        [SerializeField]
        private CanvasGroup _loadingPanelCanvasGroup;

        [Title("연출")]
        [SerializeField]
        private float _fadeInTime = 0.5f;
        
        [SerializeField]
        private float _fadeOutTime = 0.5f;

        [SerializeField]
        private float _loadingWaitTime = 2f;

        public bool IsLoading { get; private set; }
        
        private Tween _fadeIn;
        private Tween _fadeOut;
        private Tween _loadingPanelFadeIn;
        private Tween _loadingPanelFadeOut;

        protected override void OnAwake()
        {
            _fadeIn = _fadeImage.DOFade(1f, _fadeInTime).From(0f).SetUpdate(true).SetAutoKill(false).Pause();
            _fadeOut = _fadeImage.DOFade(0f, _fadeOutTime).From(1f).SetUpdate(true).SetAutoKill(false).Pause();
            _loadingPanelFadeIn = _loadingPanelCanvasGroup.DOFade(1f, _fadeInTime).From(0f).SetUpdate(true).SetAutoKill(false).Pause();
            _loadingPanelFadeOut = _loadingPanelCanvasGroup.DOFade(0f, _fadeOutTime).From(1f).SetUpdate(true).SetAutoKill(false).Pause();
            _fadeImage.color = new Color(0, 0, 0, 0);
            _loadingPanelCanvasGroup.alpha = 0f;
        }

        private void OnDestroy()
        {
            if (Quitting) return;

            _fadeIn?.Kill();
            _fadeOut?.Kill();
            _loadingPanelFadeIn?.Kill();
            _loadingPanelFadeOut?.Kill();
        }

        protected override void OnApplicationQuit()
        {
            base.OnApplicationQuit();
            
            _loadingPanelCanvasGroup.alpha = 0f;
        }

        public void RestartCurrentScene()
        {
            LoadScene(SceneManager.GetActiveScene().name);
        }

        public async void LoadScene(string sceneName)
        {
            IsLoading = true;
            
            _fadeIn.Restart();
            await _fadeIn.AsyncWaitForCompletion();
            
            _loadingPanelFadeIn.Restart();
            await _loadingPanelFadeIn.AsyncWaitForCompletion();
            
            AsyncOperation asyncOperation = SceneManager.LoadSceneAsync(sceneName);
            asyncOperation.allowSceneActivation = false;
            
            while (!asyncOperation.isDone)
            {
                if (asyncOperation.progress >= 0.9f) // 로딩 완료 상태
                {
                    break;
                }
                await Task.Yield();
            }
            
            asyncOperation.allowSceneActivation = true;
            await Task.Delay((int)(_loadingWaitTime * 1000));
            
            _loadingPanelFadeOut.Restart();
            await _loadingPanelFadeOut.AsyncWaitForCompletion();
            
            _fadeOut.Restart();
            await _fadeOut.AsyncWaitForCompletion();
            
            PopupUiController.ClearPopup();
            VisualFeedbackManager.Instance.ResetTimeScale();

            IsLoading = false;
        }
    }
}