using System;
using System.Collections.Generic;
using Abilities;
using UnityEngine;
using UnityEngine.Serialization;
using UnityEngine.UIElements;

namespace UI
{
    public class UIManager : MonoBehaviour
    {
        [SerializeField] private GameObject canvas;
        [FormerlySerializedAs("hud")] [SerializeField] private InGameHUDController hudController;
        [SerializeField] private GameObject chestPopUpControllerGO;
        [SerializeField] private ChestPopUpController chestPopUpController;
        [SerializeField] private GameObject diceGO;
        [SerializeField] private DiceRoller diceRoller;
        [SerializeField] private PassManager passManager;
        [SerializeField] private StartingBlackDieAbility startingBlackDieAbility;
        [SerializeField] private BlackDieAbility blackDieAbility;
        [SerializeField] private ChestRewardSelection chestRewardSelection;
        [SerializeField] private TorchAbility torchAbility;
        
        public static UIManager Instance { get; private set; }

        private Dictionary<Die, Button> _dieToButtonMapping = new Dictionary<Die, Button>();
        
        void Awake()
        {
            if (Instance != null && Instance != this)
            {
                Destroy(gameObject);
                return;
            }

            Instance = this;
            DontDestroyOnLoad(gameObject);
        }
        
        private void OnEnable()
        {
            chestPopUpController = chestPopUpControllerGO.GetComponent<ChestPopUpController>();
            
            RoomRewards.ChestRewarded += HandleChestRewarded;

            chestPopUpController.BlackDieSelected += chestRewardSelection.HandleBlackDiceSelected;
            chestPopUpController.KeySelected += chestRewardSelection.HandleTorchSelected;
            chestPopUpController.ArmorAndDiamondSelected += chestRewardSelection.HandleDiamondAndLifeSelected;

            hudController.RollClicked += diceRoller.RollDice;
            hudController.PassClicked += passManager.OnPassClicked;

            diceRoller.Enabled += () => hudController.SetDiceRollerEnabled(true);
            diceRoller.Disabled += () => hudController.SetDiceRollerEnabled(false);

            startingBlackDieAbility.MarkUseUsedEvent += hudController.MarkStartingBlackDieAbilityUsed;
            startingBlackDieAbility.UnmarkUseUsedEvent += hudController.UnmarkStartingBlackDieAbilityUsed;
            hudController.StartingBlackDieAbilityClicked += startingBlackDieAbility.UseClicked;

            blackDieAbility.MarkUseUsedEvent += hudController.MarkBlackDieAbilityUsed;
            blackDieAbility.UnmarkUseUsedEvent += hudController.UnmarkStartingBlackDieAbilityUsed;
            blackDieAbility.AbilityGained += hudController.SetBlackDieAbilityEnabled;
            hudController.BlackDieAbilityClicked += blackDieAbility.UseClicked;

            chestRewardSelection.ArmorAndDiamondNoLongerAvailable += chestPopUpController.DisableArmorAndDiamond;
            chestRewardSelection.TorchNoLongerAvailable += chestPopUpController.DisableKey;
            chestRewardSelection.BlackDieNoLongerAvailable += chestPopUpController.DisableBlackDie;

            torchAbility.AbilityGained += hudController.SetKeyAbilityEnabled;
            TorchAbility.TorchAbilityUsed += hudController.MarkKeyAbilityUsed;
            hudController.KeyAbilityClicked += torchAbility.UseClicked;
        }

        private void OnDisable()
        {
            RoomRewards.ChestRewarded -= HandleChestRewarded;

            chestPopUpController.BlackDieSelected -= BlackDieAbilityGained;
            chestPopUpController.KeySelected -= TorchAbilityGained;
            chestPopUpController.ArmorAndDiamondSelected -= HealthAndDiamondGained;
        }

        private void Start()
        {
            int count = 0;
            foreach (Transform dieTransform in diceGO.transform)
            {
                Die die = dieTransform.gameObject.GetComponent<Die>();
                if (die.color == DiceColor.Black)
                {
                    _dieToButtonMapping[die] = hudController.BlackDieButton;
                }
                else
                {
                    _dieToButtonMapping[die] = hudController.WhiteDiceButtons[count];
                    count++;
                }
            }
            
            foreach (var kvp in _dieToButtonMapping)
            {
                Button button = kvp.Value;
                Die die = kvp.Key;
                button.clicked += die.DiePressed;
                die.DieRollResult += result => button.text = result.ToString();
                die.DieSelectedButPairNotCompleteEvent += () => hudController.SetDieSelectedButNotComplete(button);
                die.DieSelectedAndPairCompleteEvent += () => hudController.SetDieSelectedAndPairComplete(button);
                die.DieReset += () => hudController.RestDie(button);
            }
        }

        private void BlackDieAbilityGained()
        {
            hudController.SetBlackDieSelected(true);
        }

        private void TorchAbilityGained()
        {
            hudController.SetTorchSelected(true);
        }

        private void HealthAndDiamondGained()
        {
            hudController.SetHealthAndDiamondSelected(true);
        }

        private void HandleChestRewarded()
        {
            chestPopUpControllerGO.SetActive(true);
        }
    }
}