using System;
using System.Collections.Generic;
using Continentis.MainGame.Character;
using DG.Tweening;
using Lean.Pool;
using SLSFramework.General;
using TMPro;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.Serialization;
using UnityEngine.UI;

namespace Continentis.MainGame.UI
{
    public class HUD_CharacterBuffIcon : HUD_BaseIcon, IPrioritized
    {
        public int Priority { get; set; }

        public CharacterBuffBase buff;
        
        public Image buffTypeBackground;
        
        public Sprite positive;
        public Sprite negative;
        public Sprite neutral;
        public Sprite focusing;
        
        public void Initialize(CharacterBuffBase buff)
        {   
            this.buff = buff;
            this.Priority = buff.Priority;
            buff.iconSubmodule.buffIcon = this;
            icon.sprite = buff.iconSubmodule.icon;
            this.infoBox = null;
            PlayApplyAnimation();
            UpdateIcon();
        }

        public void PlayApplyAnimation()
        {
            Image spreadImage = LeanPool.Spawn(MainGameManager.Instance.basePrefabs.customImage, rectTransform).GetComponent<Image>();
            spreadImage.sprite = buff.iconSubmodule.icon;
            spreadImage.rectTransform.rect.Set(0, 0, rectTransform.rect.width, rectTransform.rect.height);
            spreadImage.rectTransform.localScale = Vector3.zero;
            spreadImage.color = Color.white;
            spreadImage.DOColor(new Color(1f, 1f, 1f, 0f), 1.1f).SetEase(Ease.Linear).Play();
            spreadImage.maskable = false;
            spreadImage.rectTransform.DOScale(4f, 1.2f).SetEase(Ease.OutQuad).OnComplete(() =>
            {
                LeanPool.Despawn(spreadImage.gameObject);
            }).Play();
        }
        
        public void PlayHintAnimation()
        {
            icon.rectTransform.DOScale(1.25f, 0.2f).SetLoops(2, LoopType.Yoyo).SetEase(Ease.OutQuad).Play();
        }
        
        public override void UpdateIcon()
        {
            int index;
            List<string> synchronizedParameters = buff.iconSubmodule.synchronizedParameters;
            
            for (index = 0; index < synchronizedParameters.Count; index++)
            {
                string paramKey = synchronizedParameters[index];
                Func<string> func = buff.contentSubmodule.parameterGetters[paramKey];
                //Debug.Log($"Updating buff icon text for parameter {paramKey} with func is {func != null}");
                SetText(index, func);
            }

            if (index < textList.Count)
            {
                for (int i = index; i < textList.Count; i++)
                {
                    textList[i].gameObject.SetActive(false);
                }
            }

            buffTypeBackground.sprite = buff.buffType switch
            {
                BuffType.Positive => positive,
                BuffType.Negative => negative,
                BuffType.Neutral => neutral,
                BuffType.Focusing => focusing,
                _ => buffTypeBackground.sprite
            };
        }
        
        public void RemoveIcon()
        {
            buff.iconSubmodule.buffIcon = null;
            LeanPool.Despawn(gameObject);
        }

        public override void OnPointerEnter(PointerEventData eventData)
        {
            GameObject infoBoxPrefab = MainGameManager.Instance.basePrefabs.informationBox;
            RectTransform canvasTransform = CombatUIManager.Instance.hudPage.rectTransform;

            if (infoBox == null)
            {
                infoBox = LeanPool.Spawn(infoBoxPrefab, canvasTransform).GetComponent<InformationBox>();
            }

            BuffTextInterpreter.InterpretText(buff);
            string dispelThreshold = buff.dispelThreshold switch
            {
                BuffDispelLevel.Basic => "Buff_DispelThreshold_Basic_Suffix",
                BuffDispelLevel.Strong => "Buff_DispelThreshold_Strong_Suffix",
                BuffDispelLevel.DeathOnly => "Buff_DispelThreshold_Immune_Suffix",
                BuffDispelLevel.Undispellable => "Buff_DispelThreshold_Undispellable_Suffix",
                _ => throw new ArgumentOutOfRangeException()
            };
            dispelThreshold = dispelThreshold.Localize();

            string finalDescription = buff.contentSubmodule.interpretedFunctionText + "\n" + dispelThreshold;
            Vector2 basePosition = canvasTransform.InverseTransformPoint(rectTransform.position);
            infoBox.Initialize(buff.contentSubmodule.displayName, finalDescription, basePosition);
            
            Debug.Log("Pointer Enter Buff Icon");
        }

        public override void OnPointerExit(PointerEventData eventData)
        {
            Debug.Log("Pointer Exit Buff Icon");
            
            if (infoBox != null)
            {
                LeanPool.Despawn(infoBox.gameObject);
                infoBox = null;
            }
            else
            {
                Debug.LogWarning("InfoBox is already null on pointer exit.");
            }
        }
        
        private void OnDisable()
        {
            if (infoBox != null)
            {
                Debug.Log("Cleaning up InfoBox from OnDisable.");
                LeanPool.Despawn(infoBox.gameObject);
                infoBox = null;
            }
        }
    }
}