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

namespace BrewMonster
{
    public class SkillSetUpComboWidget : MonoBehaviour
    {
        public const int NormalAttackId = -1;
        public const int LoopAttackId = -2;
        public const string DefaultComboIcon = "爱你";

        [SerializeField] private List<SkillSlotWidget> _combosList;
        [SerializeField] private Button _btnEditCombo;
        [SerializeField] private Button _btnDeleteCombo;
        [SerializeField] private SkillSlotWidget _btnNormalAttack;
        [SerializeField] private SkillSlotWidget _btnLoopAttack;

        [Header("SetUpCombo")]
        [SerializeField] private GameObject _contentSetUpCombo;
        [SerializeField] private Image _imgCurrentCombo;
        [SerializeField] private List<SkillSlotWidget> _detailCombosList;
        [SerializeField] private Button _btnConfirmCombo;

        private SkillSlotWidget _currentComboSlotWidget;
        private SkillSlotWidget _currentSkillToAssign;
        private EC_VIDEO_SETTING _currentComboSetting;
        private bool _isSelectFromListSkill;

        private EC_VIDEO_SETTING Setting => EC_Game.GetConfigs().GetVideoSettings();
        public EC_VIDEO_SETTING CurrentComboSetting => _currentComboSetting;

        public event Action<SkillSlotWidget> OnClickedSkillSlot;
        public event Action OnClickedEditCombo;
        public event Action<SkillSlotWidget> OnClickedAssignSkill; // click to asign skill to combo
        public event Action OnClickedConfirmCombo;
        public event Action OnClickedSpecialAction;

        public SkillSlotWidget CurrentSkillToAssign
        {
            get => _currentSkillToAssign;
            set => _currentSkillToAssign = value;
        }

        public bool IsSelectFromListSkill
        {
            get => _isSelectFromListSkill;
            set => _isSelectFromListSkill = value;
        }

        public CECGameUIMan GetGameUIMan()
        {
            return EC_Game.GetGameRun().GetUIManager().GetInGameUIMan();
        }
        private void OnEnable()
        {
            _currentSkillToAssign = null;
            ShowCurrentCombos();
            for (var index = 0; index < _combosList.Count; index++)
            {
                var slotWidget = _combosList[index];
                slotWidget.SetSlotIndex(index);
                slotWidget.OnClickedSkillSlot += OnClickedSkillSlotBtn;
                slotWidget.SetFocusFrame(false);
            }

            for (var index = 0; index < _detailCombosList.Count; index++)
            {
                var slotWidget = _detailCombosList[index];
                slotWidget.SetSlotIndex(index);
                slotWidget.OnClickedSkillSlot += OnClickedAssignSkillBtn;
            }

            _btnEditCombo.onClick.AddListener(OnClickedEditComboBtn);
            _btnConfirmCombo.onClick.AddListener(OnClickedConfirmComboBtn);
            _btnDeleteCombo.onClick.AddListener(OnClickedDeleteComboBtn);

            _btnEditCombo.interactable = false;
            _btnDeleteCombo.interactable = false;

            GetGameUIMan().SetCover(_btnNormalAttack ,$"{Mathf.Abs(NormalAttackId)}", EC_GAMEUI_ICONS.ICONS_SKILLGRP);
            GetGameUIMan().SetCover(_btnLoopAttack ,$"{Mathf.Abs(LoopAttackId)}", EC_GAMEUI_ICONS.ICONS_SKILLGRP);
            _btnNormalAttack.OnClickedSkillSlot += OnSelectedSkillToAsign;
            _btnLoopAttack.OnClickedSkillSlot += OnSelectedSkillToAsign;
            _btnNormalAttack.SetSkillId(NormalAttackId);
            _btnLoopAttack.SetSkillId(LoopAttackId);
        }

        private void OnDisable()
        {
            foreach (var slotWidget in _combosList)
            {
                slotWidget.OnClickedSkillSlot -= OnClickedSkillSlotBtn;
            }
            foreach (var slotWidget in _detailCombosList)
            {
                slotWidget.OnClickedSkillSlot -= OnClickedAssignSkillBtn;
            }
            _btnEditCombo.onClick.RemoveListener(OnClickedEditComboBtn);
            _btnConfirmCombo.onClick.RemoveListener(OnClickedConfirmComboBtn);
            _btnDeleteCombo.onClick.RemoveListener(OnClickedDeleteComboBtn);
            if (_currentComboSlotWidget != null)
            {
                _currentComboSlotWidget.SetFocusFrame(false);
            }
            _currentComboSlotWidget = null;
            if (_currentSkillToAssign != null)
            {
                _currentSkillToAssign.SetFocusFrame(false);
            }
            _currentSkillToAssign = null;
            _btnNormalAttack.OnClickedSkillSlot -= OnSelectedSkillToAsign;
            _btnLoopAttack.OnClickedSkillSlot -= OnSelectedSkillToAsign;
        }

        public void ShowCurrentCombos()
        {
            // setting.comboSkill[GetData() - 1].nIcon = (byte)m_nIcon;
            if (Setting.comboSkill == null || _combosList.Count != Setting.comboSkill.Length)
            {
                BMLogger.LogError("Combo list size mismatch");
                return;
            }
            for (int i = 0; i < Setting.comboSkill.Length; i++)
            {
                // m_IconMap[(byte)iCONS_TYPE].Item2.FirstOrDefault(s => s.name == nameImage)
                if (Setting.comboSkill[i].idSkill.Length > 0)
                {
                    if (!IsAnEmptyCombo(Setting.comboSkill[i].idSkill))
                    {
                        _combosList[i].SetImage(GetGameUIMan().GetIcon(DefaultComboIcon, EC_GAMEUI_ICONS.ICONS_SKILLGRP));
                    }
                    else
                    {
                        _combosList[i].Clear();
                    }
                }
            }
        }

        private void ShowComboInDetail(short[] idSkills)
        {
            _imgCurrentCombo.sprite =GetGameUIMan().GetIcon(DefaultComboIcon, EC_GAMEUI_ICONS.ICONS_SKILLGRP);
            for (int i = 0; i < idSkills.Length; i++)
            {
                if (idSkills[i] == 0)
                {
                    _detailCombosList[i].Clear();
                    continue;
                }
                var nameskill = ElementSkill.GetIcon((uint)idSkills[i]);
                AUIImagePictureBase slot;
                if (idSkills[i] == NormalAttackId || idSkills[i] == LoopAttackId)
                {
                    slot = GetGameUIMan().SetCover(_detailCombosList[i] ,$"{Mathf.Abs(idSkills[i])}", EC_GAMEUI_ICONS.ICONS_SKILLGRP);
                }
                else
                {
                    slot = GetGameUIMan().SetCover(_detailCombosList[i] ,nameskill, EC_GAMEUI_ICONS.ICONS_SKILL);
                }

                if (slot is SkillSlotWidget picture)
                {
                    picture.SetSkillId(idSkills[i]);
                }
            }
        }

        public bool IsEmptyComboSlot(int comboIndex)
        {
            if (Setting.comboSkill==null || comboIndex >= Setting.comboSkill.Length)
            {
                BMLogger.LogError("Combo list size mismatch");
                return false;
            }
            return IsAnEmptyCombo(Setting.comboSkill[comboIndex].idSkill);
        }
        private bool IsAnEmptyCombo(short[] idSkills)
        {
            foreach (var id in idSkills)
            {
                if (id !=0)
                {
                    return false;
                }
            }
            return true;
        }

        private void OnClickedSkillSlotBtn(SkillSlotWidget slotWidget)
        {
            OnClickedSkillSlot?.Invoke(slotWidget);
            if (_currentComboSlotWidget != null && _currentComboSlotWidget != slotWidget)
            {
                _currentComboSlotWidget.SetFocusFrame(false);
            }
            _currentComboSlotWidget = slotWidget;
            _currentComboSlotWidget.SetFocusFrame(true);
            var isEmptySlot = IsEmptyComboSlot(_currentComboSlotWidget.GetSlotIndex);
            ShowSetUpContent(isEmptySlot);
            _btnDeleteCombo.interactable = !isEmptySlot;
            _btnEditCombo.interactable = !isEmptySlot;
            if (IsEmptyComboSlot(slotWidget.GetSlotIndex))
            {
                ShowComboInDetail(Setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].idSkill);
            }
        }
        public void ShowSetUpContent(bool setActive)
        {
            _contentSetUpCombo.SetActive(setActive);
            if (!setActive)
            {
                if (_currentSkillToAssign != null)
                {
                    _currentSkillToAssign.SetFocusFrame(false);
                }
                _currentSkillToAssign = null;
            }
        }
        private void OnClickedEditComboBtn()
        {
            OnClickedEditCombo?.Invoke();
            if(_currentComboSlotWidget == null || Setting.comboSkill == null) return;
            ShowSetUpContent(true);
            ShowComboInDetail(Setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].idSkill);
        }
        private void OnClickedDeleteComboBtn()
        {
            if (_currentComboSlotWidget == null)
            {
                BMLogger.LogError("_currentComboSlotWidget null");
                return;
            }
            EC_VIDEO_SETTING setting = EC_Game.GetConfigs().GetVideoSettings();
            setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].nIcon = 0;
            for (var index = 0;
                 index < setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].idSkill.Length;
                 index++)
            {
                setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].idSkill[index] = 0;
            }

            _currentComboSetting = setting;
            EC_Game.GetConfigs().SetVideoSettings(_currentComboSetting);
            //Show(false);
            CECUIManager.Instance.m_pDlgSkillSubOther.UpdateComboSkill();
            EC_Game.GetGameRun().SaveConfigsToServer();
            ShowSetUpContent(false);
            ShowCurrentCombos();
        }
        private void OnClickedConfirmComboBtn()
        {
            OnClickedConfirmCombo?.Invoke();
        }
        private void OnClickedAssignSkillBtn(SkillSlotWidget slotWidget)
        {
            OnClickedAssignSkill?.Invoke(slotWidget);
            if (_isSelectFromListSkill)
            {
                _isSelectFromListSkill = false;
                return;
            }
            //if
            if(_currentSkillToAssign!=null)
            {
                SetSkillToCurrentCombo(slotWidget.GetSlotIndex, (short)_currentSkillToAssign.SkillId);
                EC_Game.GetConfigs().SetVideoSettings(_currentComboSetting);
                //Show(false);
                CECUIManager.Instance.m_pDlgSkillSubOther.UpdateComboSkill();
                EC_Game.GetGameRun().SaveConfigsToServer();
            }
        }

        public bool SetSkillToCurrentCombo(int slotIndex, short skillId)
        {
            if(_currentComboSlotWidget == null) return false;
            EC_VIDEO_SETTING setting = EC_Game.GetConfigs().GetVideoSettings();
            setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].nIcon = 1;
            setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].idSkill[slotIndex] = skillId;
            ShowComboInDetail(setting.comboSkill[_currentComboSlotWidget.GetSlotIndex].idSkill);
            _currentComboSetting = setting;
            return true;
        }
        private void OnSelectedSkillToAsign(SkillSlotWidget skillSlotWidget)
        {
            if (_currentSkillToAssign != null && _currentSkillToAssign != skillSlotWidget)
            {
                _currentSkillToAssign.SetFocusFrame(false);
            }
            OnClickedSpecialAction?.Invoke();
            _currentSkillToAssign = skillSlotWidget;
            _currentSkillToAssign.SetFocusFrame(true);
            _isSelectFromListSkill = false;
        }
    }
}