using System;
using BlueWater.Tycoons;
using Sirenix.OdinInspector;
using UnityEngine;

namespace BlueWater
{
    public class GameTimeManager : Singleton<GameTimeManager>
    {
        [SerializeField, Required]
        private GameTimeDataSo _gameTimeDataSo;
        
        [SerializeField]
        private bool _isPaused;
        
        [Title("현재 시간 정보")]
        [SerializeField]
        private int _currentDays = 1;
        
        private TimeSpan _gameTime;
        private TimeSpan _closeTime;
        private float _timeIncrementPerMinutes;

        protected override void OnAwake()
        {
            OnTycoonPreparing();
        }

        private void Start()
        {
            TycoonManager.Instance.OnTycoonOpenedEvent += OnTycoonOpened;
            TycoonManager.Instance.OnTycoonClosedEvent += OnTycoonClosed;

            _timeIncrementPerMinutes = _gameTimeDataSo.TimeIncrementPerMinutes;
        }

        private void Update()
        {
            if (_isPaused) return;

            var incrementTime = _timeIncrementPerMinutes * Time.deltaTime;
            _gameTime = _gameTime.Add(TimeSpan.FromMinutes(incrementTime));

            if (_gameTime >= _closeTime)
            {
                OnTycoonClosed();
            }
        }
        
        private void OnDestroy()
        {
            if (Quitting) return;
            
            TycoonManager.Instance.OnTycoonOpenedEvent -= OnTycoonOpened;
            TycoonManager.Instance.OnTycoonClosedEvent -= OnTycoonClosed;
        }
        
        public void PauseGameTime()
        {
            _isPaused = true;
        }

        public void ResumeGameTime()
        {
            _isPaused = false;
        }

        public void AddDays()
        {
            _currentDays++;
        }

        public void SetDays(int days)
        {
            if (days <= 0)
            {
                Debug.LogWarning("날짜 규격이 맞지않습니다.");
                return;
            }

            _currentDays = days;
        }
        
        public void SetGameTime(int hours, int minutes = 0)
        {
            if (hours < 0 || hours >= 24 || minutes < 0 || minutes >= 60)
            {
                Debug.LogWarning("시간 규격이 맞지않습니다.");
                return;
            }

            _gameTime = new TimeSpan(_gameTime.Days, hours, minutes, 0);
        }

        public int GetCurrentDays() => _currentDays;
        public TimeSpan GetCurrentGameTime() => _gameTime;

        public string GetFormattedGameTime()
        {
            return $"{_gameTime.Hours:D2}:{_gameTime.Minutes:D2}";
        }

        public int GetTycoonOpenTime() => _gameTimeDataSo.TycoonOpenTime;
        public int GetTycoonCloseTime() => _gameTimeDataSo.TycoonCloseTime;
        public TimeSpan GetTycoonOpenTimeSpan() => new(_gameTime.Days, GetTycoonOpenTime(), 0, 0);
        public TimeSpan GetTycoonCloseTimeSpan() => new(_gameTime.Days, GetTycoonCloseTime(), 0, 0);

        private void OnTycoonPreparing()
        {
            PauseGameTime();
            SetGameTime(GetTycoonOpenTime());
        }

        private void OnTycoonOpened()
        {
            _closeTime = GetTycoonCloseTimeSpan();
            SetGameTime(GetTycoonOpenTime());
            ResumeGameTime();
        }
        
        private void OnTycoonClosed()
        {
            PauseGameTime();
            SetGameTime(GetTycoonCloseTime());
        }
    }
}