using BrewMonster.Assets.PerfectWorld.Scripts.UI.GamePlay;
using BrewMonster.UI;
using System;
using System.Collections.Generic;
using BrewMonster.Network;
using UnityEngine;
using UnityEngine.UI;

namespace BrewMonster
{
    public class CDlgSkillSubPool : AUIDialog
    {
        private readonly SortedSet<int> m_skills = new();
        [SerializeField] private Transform ptSkillContainer;
        [SerializeField] private Transform psSkillContainer;
        [SerializeField] private List<AUIImagePicture> psSkillSlotList;
        [SerializeField] private List<AUIImagePicture> ptSkillSlotList;
        [SerializeField] private SkillSetUpComboWidget _skillSetUpComboWidget;

        private AUIImagePicture _currentSelectSkill;
        private SkillSlotWidget _currentSelectComboSlot;

        public override void Awake()
        {
            base.Awake();
            SetUp();
        }

        public override void OnEnable()
        {
            _currentSelectSkill = null;
            UpdateView();
            _skillSetUpComboWidget.ShowSetUpContent(false);
            _skillSetUpComboWidget.OnClickedSkillSlot += OnClickedSkillSlot;
            _skillSetUpComboWidget.OnClickedAssignSkill += OnClickedAssignSkill;
            _skillSetUpComboWidget.OnClickedConfirmCombo += OnClickedConfirmCombo;
            _skillSetUpComboWidget.OnClickedSpecialAction += OnClickedSpecialAction;
            foreach (var skill in ptSkillSlotList)
            {
                if (skill is LearnedSkillUI skillUI)
                {
                    skillUI.OnClickedSkill += OnClickedSkill;
                }
            }
        }

        public override void OnDisable()
        {
            _currentSelectComboSlot = null;
            if (_currentSelectSkill is LearnedSkillUI learnedOnClose)
            {
                learnedOnClose.SetFocusFrame(false);
            }

            base.OnDisable();
            _skillSetUpComboWidget.OnClickedSkillSlot -= OnClickedSkillSlot;
            _skillSetUpComboWidget.OnClickedAssignSkill -= OnClickedAssignSkill;
            _skillSetUpComboWidget.OnClickedConfirmCombo -= OnClickedConfirmCombo;
            _skillSetUpComboWidget.OnClickedSpecialAction -= OnClickedSpecialAction;
            foreach (var skill in ptSkillSlotList)
            {
                if (skill is LearnedSkillUI skillUI)
                {
                    skillUI.OnClickedSkill -= OnClickedSkill;
                }
            }
        }

        private void OnClickedSpecialAction()
        {
            if (_currentSelectSkill is LearnedSkillUI learned)
            {
                learned.SetFocusFrame(false);
            }

            _currentSelectSkill = null;
        }

        private void OnDestroy()
        {
            foreach (var skill in ptSkillSlotList)
            {
                if (skill is LearnedSkillUI skillUI)
                {
                    skillUI.OnClickedSkill -= OnClickedSkill;
                }
            }
        }

        private void SetUp()
        {
            LoadChildToList(ptSkillContainer, ptSkillSlotList);
            LoadChildToList(psSkillContainer, psSkillSlotList);
        }
        private void LoadChildToList(Transform parentTF, List<AUIImagePicture> slotList)
        {
            foreach (Transform child in parentTF)
            {
                AUIImagePicture img = child.GetComponent<AUIImagePicture>();
                if (img != null)
                {
                    slotList.Add(img);
                }
            }
        }

        private void OnClickedSkill(AUIImagePicture imagePicture)
        {
            if (_currentSelectSkill is LearnedSkillUI previousLearned)
            {
                previousLearned.SetFocusFrame(false);
            }

            _currentSelectSkill = imagePicture;

            if (_currentSelectSkill is LearnedSkillUI currentLearned)
            {
                currentLearned.SetFocusFrame(true);
            }

            if (_skillSetUpComboWidget.CurrentSkillToAssign != null)
            {
                _skillSetUpComboWidget.CurrentSkillToAssign.SetFocusFrame(false);
            }
        }

        private void UpdateView()
        {
            m_skills.Clear();

            CECHostPlayer pHost = GetHostPlayer();
            int i = 0;
            int positiveSkillNum = pHost.GetPositiveSkillNum();
            int passiveSkillNum = pHost.GetPassiveSkillNum();
            for (i = 0; i < positiveSkillNum; i++)
            {
                if (ptSkillSlotList.Count <= i)
                {
                    ptSkillSlotList.Add(Instantiate(ptSkillSlotList[0], ptSkillContainer));
                }
                ptSkillSlotList[i].transform.GetChild(0).gameObject.SetActive(true);
                SetImage(pHost.GetPositiveSkillByIndex(i), ptSkillSlotList[i]);
                m_skills.Add(pHost.GetPositiveSkillByIndex(i).GetSkillID());
            }
            // for (i = 0; i < passiveSkillNum; i++)
            // {
            //     if (psSkillSlotList.Count <= i)
            //     {
            //         psSkillSlotList.Add(Instantiate(psSkillSlotList[0], psSkillContainer));
            //     }
            //     psSkillSlotList[i].transform.GetChild(0).gameObject.SetActive(true);
            //     EC_VIDEO_SETTING setting = EC_Game.GetConfigs().GetVideoSettings();
            //     var setting.comboSkill[((CECSCSkillGrp*)pSC)->GetGroupIndex()].nIcon + 1
            //     GetGameUIMan().SetCover(psSkillSlotList[i], "unknown", EC_GAMEUI_ICONS.ICONS_SKILL);
            //     // pCell->SetCover(GetGameUIMan()->m_pA2DSpriteIcons[CECGameUIMan::ICONS_SKILLGRP],
            //     //     );
            //     SetImage(pHost.GetPassiveSkillByIndex(i), psSkillSlotList[i]);
            //     m_skills.Add(pHost.GetPassiveSkillByIndex(i).GetSkillID());
            // }
        }
        private void SetImage(CECSkill cECSkill, AUIImagePicture learnedSkillUI)
        {
            if(cECSkill == null)
            {
                BMLogger.LogError("CDlgSkillSubPool::SetImage cECSkill is null");
                return;
            }
            BMLogger.Log($"CDlgSkillSubPool::SetImage SkillID={cECSkill.GetSkillID()} SkillName={cECSkill.GetName()} IconFile={cECSkill.GetIconFile()}");
            var slot = GetGameUIMan().SetCover(learnedSkillUI, cECSkill.GetIconFile(), EC_GAMEUI_ICONS.ICONS_SKILL);
            if (slot is AUIImagePicture picture)
            {
                picture.SetSkillId(cECSkill.GetSkillID());
            }
        }
        private void OnClickedSkillSlot(SkillSlotWidget skillSlot)
        {
            _currentSelectComboSlot = skillSlot;
            // _skillSetUpComboWidget.ShowSetUpContent(true);
            // allow show edit to create
            if (_skillSetUpComboWidget.IsEmptyComboSlot(skillSlot.GetSlotIndex))
            {
                _skillSetUpComboWidget.ShowSetUpContent(true);
            }
        }

        private void OnClickedConfirmCombo()
        {
            _skillSetUpComboWidget.ShowCurrentCombos();
            if (_currentSelectComboSlot != null &&
                _skillSetUpComboWidget.CurrentComboSetting.comboSkill[_currentSelectComboSlot.GetSlotIndex].idSkill == null)
            {
                BMLogger.LogError("Null to set combo skill");
                return;
            }
            EC_Game.GetConfigs().SetVideoSettings(_skillSetUpComboWidget.CurrentComboSetting);
            CECUIManager.Instance.m_pDlgSkillSubOther.UpdateComboSkill();
            EC_Game.GetGameRun().SaveConfigsToServer();
        }

        //assign skill from list in the left ui
        private void OnClickedAssignSkill(SkillSlotWidget slotWidget)
        {
            if(_currentSelectSkill != null && _currentSelectSkill is LearnedSkillUI skillUI)
            {
                // _skillSetUpComboWidget.CurrentSkillToAssign = null;
                _skillSetUpComboWidget.IsSelectFromListSkill= true;
                _skillSetUpComboWidget.SetSkillToCurrentCombo(slotWidget.GetSlotIndex, (short)skillUI.SkillId);
            }
        }
    }
}