using UnityEngine;
using UnityEditor;
using System;
using System.Linq;
using Framework;
using Gameplay.Skill;

namespace SkillEditor
{
    public class PlayEffectHandler : BaseSkillActionHandler
    {
        private readonly string[] _effectIdNames;
        private string[] _filterEffectIdNames;
        private string _effectSearchKey = string.Empty;
        private int _selectEffectIndex;

        public PlayEffectHandler()
        {
            // 初始化特效列表
            var effectStrList = EditorTableManager.instance.tables.EffectConfig.DataList
                .Select(effect => 
                {
                    var prefabPath = effect.PrefabPath;
                    var fileName = prefabPath;
                    return $"{effect.RoleID}_{fileName}";
                })
                .ToList();
            
            effectStrList.Insert(0, "0_无效ID");
            _effectIdNames = effectStrList.ToArray();
            _filterEffectIdNames = _effectIdNames;
        }

        private void UpdateEffectSearch(string newSearchKey, SkillActionClip clip)
        {
            if (newSearchKey == _effectSearchKey) return;
            
            _effectSearchKey = newSearchKey;
            if (string.IsNullOrEmpty(newSearchKey))
            {
                _filterEffectIdNames = _effectIdNames;
            }
            else
            {
                _filterEffectIdNames = _effectIdNames.Where(name => name.Contains(newSearchKey)).ToArray();
            }

            _selectEffectIndex = -1;
            // 根据id重定向index
            if (_filterEffectIdNames.Length > 0)
            {
                var effectId = clip.intId;
                if (EditorTableManager.instance.tables.EffectConfig.DataMap.TryGetValue(effectId, out var effectConfig))
                {
                    var prefabPath = effectConfig.PrefabPath;
                    var fileName = prefabPath;
                    var combineName = $"{effectConfig.RoleID}_{fileName}";
                    _selectEffectIndex = Array.IndexOf(_filterEffectIdNames, combineName);
                }
            }
        }

        private void HandleEffectSelection(SkillActionClip clip)
        {
            var newEffectIndex = EditorGUILayout.Popup("特效:", _selectEffectIndex, _filterEffectIdNames);
            if (newEffectIndex != _selectEffectIndex)
            {
                _selectEffectIndex = newEffectIndex;
                var effectId = 0;
                if (_selectEffectIndex > -1)
                {
                    effectId = int.Parse(_filterEffectIdNames[_selectEffectIndex].Split('_')[0]);
                }
                clip.intId = effectId;
            }
        }

        private void HandleFlyLineSettings(SkillActionClip clip)
        {
            clip.intParam1 = EditorGUILayout.Popup("飞行类型:", clip.intParam1, SkillEditorConfig.FlyLineTypes);

            switch (clip.intParam1)
            {
                case 0: // 直线
                    break;
                case 1: // 抛物线
                    clip.floatParam2 = EditorGUILayout.FloatField("抛物线高度:", clip.floatParam2);
                    clip.floatParam3 = EditorGUILayout.FloatField("抛物线中点:", clip.floatParam3);
                    break;
                default:
                    ShowErrorMessage($"无效的飞行类型:{clip.intParam1}");
                    break;
            }
        }

        public override void HandleAction(SkillActionClip clip)
        {
            if (clip == null)
            {
                ShowErrorMessage("无效的技能逻辑");
                return;
            }

            DrawWarningLabel("如果没有想要的特效,需要先去Effect表中进行配置");

            // 特效子类型选择
            var newEffectSubTypeIndex = EditorGUILayout.Popup("特效子类型:", clip.intSubType, SkillEditorConfig.EffectSubTypes);
            if (newEffectSubTypeIndex != clip.intSubType)
            {
                clip.intSubType = newEffectSubTypeIndex;
            }

            // 处理飞行类型特效的特殊设置
            bool hasFlyLine = false;
            switch (clip.intSubType)
            {
                case ESkillEffectPosType.WeaponFireFly2Target:
                case ESkillEffectPosType.LeftHand2Target:
                case ESkillEffectPosType.RightHand2Target:
                    if (clip.floatParam1 == 0f)
                    {
                        clip.floatParam1 = 0.1f;
                    }
                    clip.floatParam1 = EditorGUILayout.FloatField("飞行时间:", clip.floatParam1);
                    hasFlyLine = true;
                    break;
            }

            if (hasFlyLine)
            {
                HandleFlyLineSettings(clip);
            }

            // 特效搜索和选择
            var newSearchKey = EditorGUILayout.TextField("搜索:", _effectSearchKey);
            UpdateEffectSearch(newSearchKey, clip);
            
            DrawCenteredLabel($"共有 {_filterEffectIdNames.Length} 个相关项", SkillEditorConfig.WarningTextColor);
            HandleEffectSelection(clip);
        }
    }
}