using System.Collections.Generic;
using Ai;
using Equip;
using UnityEngine;
using Utils;

namespace Meta
{
	public class PlayerResources : MonoSingleton<PlayerResources>
	{
		public MainCharacter Player { get; set; }
		public UiResources UiResources { get; set; }
		public bool AlreadyUnlocked { get; set; }
		
		private int _currentExp;
		private int _currentCoins;
		public int CurrentCoins
		{
			get { return _currentCoins; }
		}

		private readonly List<EquipItem> _items = new List<EquipItem>();
		public List<EquipItem> Items
		{
			get { return _items; }
		}

		private int _currentLevel;

		private float _expMult = 1;
		public float ExpMult
		{
			get { return _expMult + _skinExp; }
			set { _expMult = value; }
		}

		private float _skinExp;
		public float SkinExp
		{
			set { _skinExp = value; }
		}
		
		private float _coinsMult = 1;
		public float CoinsMult
		{
			get { return _coinsMult; }
			set { _coinsMult = value; }
		}

		private float _equipChance;
		public float EquipChance
		{
			get { return _equipChance; }
			set { _equipChance = value; }
		}

		private static readonly int[] EXP_TABLE = {
            100,
            300,
            550,
            900,
            1200,
            1500,
            1800,
            2100,
            2500
        };

		private float _npcHitPoints = 1f;
		public float NPCHitPoints
		{
			get { return _npcHitPoints; }
			set { _npcHitPoints = value; }
		}

		protected override void Init()
		{
			base.Init();
			Debug.LogWarning("init player resources");
			DontDestroyOnLoad(this);
		}

		public void Repaint()
		{
			if (UiResources != null)
				UiResources.SetExp(EXP_TABLE[_currentLevel], _currentExp);
			
			if (UiResources != null)
				UiResources.SetCoins(_currentCoins);
		}

		public void AddExp(int exp)
		{
			_currentExp += (int)(exp * ExpMult);
			if (_currentExp >= EXP_TABLE[_currentLevel])
			{
				_currentExp -= EXP_TABLE[_currentLevel];
				GameBoard.Instance.LevelUp();
				_currentLevel++;
				FlyingText.Init("LVL UP", FlyingText.State.Normal, AiController.Instance.PlayerPosition, Color.yellow);
			}
			
			if (UiResources != null)
				UiResources.SetExp(EXP_TABLE[_currentLevel], _currentExp);
		}

		public void AddCoins(int coins)
		{
			_currentCoins += (int)(coins * _coinsMult);
		}
		public void Clear()
		{
			_currentCoins = 0;
			_currentExp = 0;
			_currentLevel = 0;
			_expMult = 1;
			_coinsMult = 1;
			AlreadyUnlocked = true;
			Instance.NPCHitPoints = 1;
			MainCharacter.Clear();
		}

		public void AddItem(EquipItem item)
		{
			_items.Add(item);
			AlreadyUnlocked = true;
		}

	}
}