using System;
using cfg.LevelCfg;
using System.Collections.Generic;
using Gameplay.Area;
using Gameplay.Buff;
using Gameplay.Level;
using Gameplay.Unit;
using Gameplay.Unit.Data;
using UnityEngine;
using UnityEditor;

namespace FightDebug
{
    public class SingleUnitWindow : EditorWindow
    {
        private Vector2 _scrollPos1;
        private GameUnit _targetUnit;
        
        public static void ShowWindow(GameUnit unit)
        {
            var win = GetWindow<SingleUnitWindow>("单位:" + unit.GetDescString());
            win._targetUnit = unit;
            win.Show();
            win.Focus();
        }
        
        private bool _CheckCanShow()
        {
            if (!Application.isPlaying)
            {
                return false;
            }
            if (LevelManager.Instance == null)
            {
                return false;
            }
            if (GameUnitManager.instance == null)
            {
                return false;
            }
            return true;
        }
        
        private void _ShowNotInFight()
        {
            EditorGUILayout.HelpBox("仅支持在开战后使用", MessageType.Error);
        }
        
        private void _ShowLabel(string label, string value)
        {
            GUILayout.BeginHorizontal();
            GUILayout.Label(label, GUILayout.Width(80));
            GUILayout.Label(value);
            GUILayout.EndHorizontal();
        }
        
        private void _ShowIcon(string iconPath)
        {
            GUILayout.BeginHorizontal();
            GUILayout.Label("头像:", GUILayout.Width(60));
            GUILayout.Label(new GUIContent(_LoadIcon(iconPath)), GUILayout.Width(100), GUILayout.Height(100));
            GUILayout.EndHorizontal();
        }
        
        private Texture2D _LoadIcon(string iconPath)
        {
            const string defaultIconPath = "Assets/_Test/Texture/no_pic.png";
            if (string.IsNullOrEmpty(iconPath))
            {
                return AssetDatabase.LoadAssetAtPath<Texture2D>(defaultIconPath);
            }
            if (!iconPath.StartsWith("Assets/"))
            {
                return AssetDatabase.LoadAssetAtPath<Texture2D>(defaultIconPath);
            }
            var iconObj = AssetDatabase.LoadAssetAtPath<Texture2D>(iconPath);
            if (iconObj == null)
            {
                return AssetDatabase.LoadAssetAtPath<Texture2D>(defaultIconPath);
            }
            return iconObj;
        }
        
        private void _ShowProgress(string label, int currentValue, int maxValue)
        {
            GUILayout.BeginHorizontal(GUILayout.Height(40));
            GUILayout.Label(label, GUILayout.Width(60));
            if (maxValue == 0)
            {
                GUILayout.Label("-无-");
            }
            else
            {
                GUILayout.BeginVertical();
                var progress = 1f * currentValue / maxValue;
                var progressStr = $"{currentValue}/{maxValue} ({progress:P})";
                GUILayout.Label(progressStr);
                GUILayout.HorizontalSlider(progress, 0, 1);
                GUILayout.EndVertical();
            }
            GUILayout.EndHorizontal();
        }

        private void _ShowBuff(BaseBuff buff)
        {
            GUILayout.BeginVertical("box");
            _DisplayBuffIcon(buff);
            _ShowLabel("名字:", buff.configData.Name);
            _ShowLabel("BuffId:", buff.configData.ID + "");
            GUILayout.EndVertical();
        }
        private void _DisplayBuffIcon(BaseBuff buff)
        {

            // Assets/Art/UI/Texture/Icon/BuffIcon/UI_Armor.png
            var displayIcon = buff.configData.BuffDisplayIcon;
            if (string.IsNullOrEmpty(displayIcon))
            {
                GUILayout.Label("无图标");
                return;
            }
            var iconPath = "Assets/Art_Out/UI/Texture/Icon/BuffIcon/" + displayIcon + ".png";
            var icon = _LoadIcon(iconPath);
            if (icon == null)
            {
                EditorGUILayout.HelpBox("无法找到图标:" + displayIcon, MessageType.Error);
            }
            else
            {
                GUILayout.BeginHorizontal();
                GUILayout.Label("图标:", GUILayout.Width(60));
                var originWidth = icon.width;
                var originHeight = icon.height;
                var scaleSize = 40f / originWidth;
                GUILayout.Label(new GUIContent(icon), GUILayout.Width(originWidth * scaleSize), GUILayout.Height(originHeight * scaleSize));
                GUILayout.EndHorizontal();
            }
        }

        private void _ShowDebugArea(List<int> cellIndexs)
        {
            var fakeParent = new GameObject("FakeParent").transform;
            for (int i = 0; i < cellIndexs.Count; i++)
            {
                var worldPos = AreaManager.instance.GetWorldPosByIndex(cellIndexs[i]);
                // 在对应位置创建一个球体
                var sphere = GameObject.CreatePrimitive(PrimitiveType.Sphere);
                sphere.transform.SetParent(fakeParent);
                sphere.transform.position = worldPos;
            }
        }

        private void _ShowInFight()
        {
            var unit = _targetUnit;
            _scrollPos1 = GUILayout.BeginScrollView(_scrollPos1, GUILayout.Width(350));
            GUILayout.BeginVertical("box",GUILayout.Width(320));
            _ShowLabel("ID:", unit.GetID() + "");
            _ShowLabel("类型:", EGameUnitTypeUtils.GetStrByType(unit.gameunitType));
            _ShowLabel("名字:", unit.debugShowInfo.name);
            _ShowLabel("配置ID:", unit.debugShowInfo.configId);
            _ShowIcon(unit.debugShowInfo.iconPath);
            if (GUILayout.Button("显示攻击范围"))
            {
                var centerCellIndex = unit.transData.cellIndex;
                var attackDistance = unit.fightData.attackDistance;
                var attackArea = AreaManager.instance.attackAreaManager.GetAttackArea(centerCellIndex, attackDistance);
                var isIgnoreBlock = unit.fightData.isAttackIgnoreBlock;
                var attackCells = isIgnoreBlock ? attackArea.totalCells : attackArea.canAttackCells;
                _ShowDebugArea(attackCells);
            }
            _ShowProgress("生命值:", unit.aliveData.currentHp, unit.aliveData.maxHp);
            _ShowProgress("护甲值:", unit.aliveData.currentShield, unit.aliveData.maxShield);
            _ShowProgress("士气值:", unit.aliveData.currentMorale, unit.aliveData.maxMorale);
            var allBuff = unit.buffManager.totalBuffList;
            _ShowLabel("Buff数量:", allBuff.Count + "个");
            for (int i = 0; i < allBuff.Count; i++)
            {
                var buff = allBuff[i];
                _ShowBuff(buff);
            }
            GUILayout.EndVertical();
            GUILayout.EndScrollView();
        }

        private void OnGUI()
        {
            if (_CheckCanShow())
            {
                _ShowInFight();
            }
            else
            {
                _ShowNotInFight();
                // 关闭窗口
                Close();
            }
        }
    }
}