using System.Collections;
using System.Collections.Generic;
using System.IO;
using UnityEditor;
using UnityEngine;

public class AnimOverrideHandle
{
    [MenuItem("Assets/*Custom/动画/自动设置展示动画机")]
    private static void _AutoSetDisplayAnims()
    {
        var asset = Selection.activeObject as AnimatorOverrideController;
        if (asset == null)
        {
            return;
        }
        
        // 先进行checkout
        var path = AssetDatabase.GetAssetPath(asset);
        // VersionControlSystem.Checkout(path);
        
        // 再进行设置
        // 找到工程内所有clips
        // display_ovrride_g01 找出 g01
        var assetName = asset.name;
        var splitNames = assetName.Split('_');
        var wName = splitNames[2];
        // 转大写
        var wNameUpper = wName.ToUpper();
        // 找到Assets/Art/Animations/Show 下所有文件夹
        var parentDirPath = Application.dataPath + "/Art/Animations/Show";
        var dirs = System.IO.Directory.GetDirectories(parentDirPath);
        // 找到以wName开头的文件夹
        var targetDir = "";
        for (var i = 0; i < dirs.Length; ++i)
        {
            var dir = dirs[i];
            var dirName = Path.GetFileName(dir);
            if (dirName.StartsWith(wNameUpper))
            {
                targetDir = dirName;
                break;
            }
        }
        if (string.IsNullOrEmpty(targetDir))
        {
            Debug.LogError("未找到对应文件夹:" + wNameUpper);
            return;
        }
        var combiePath = "Assets/Art/Animations/Show/" + targetDir;
        Debug.Log("combiePath:" + combiePath);
        var totalGuids = AssetDatabase.FindAssets("t:AnimationClip", new string[] { combiePath });
        var totalClips = new List<AnimationClip>();
        for (var i = 0; i < totalGuids.Length; ++i)
        {
            var guid = totalGuids[i];
            var assetPath = AssetDatabase.GUIDToAssetPath(guid);
            var clip = AssetDatabase.LoadAssetAtPath<AnimationClip>(assetPath);
            totalClips.Add(clip);
        }
        
        var overrideClips = new List<KeyValuePair<AnimationClip, AnimationClip>>();
        var assetClips = asset.animationClips;
        for (int i = 0; i < assetClips.Length; i++)
        {
            var oldClip = assetClips[i];
            // ani_g01_s_squatready001
            var oldName = oldClip.name;
            // 找到 squatready001
            var splitOldNames = oldName.Split('_');
            var endStr = splitOldNames[3];
            var newName = $"ani_{wName}_s_{endStr}";
            var searchClip = _SearchClip(totalClips, newName);
            if (searchClip != null)
            {
                overrideClips.Add(new KeyValuePair<AnimationClip, AnimationClip>(oldClip, searchClip));
            }
        }
        asset.ApplyOverrides(overrideClips);
        
        AssetDatabase.Refresh();
    }
    
    [MenuItem("Assets/*Custom/动画/自动设置战场动画机")]
    private static void _AutoSetFightAnims()
    {
        var asset = Selection.activeObject as AnimatorOverrideController;
        if (asset == null)
        {
            return;
        }

        // 先进行checkout
        // var path = AssetDatabase.GetAssetPath(asset);
        // VersionControlSystem.Checkout(path);

        // 再进行设置
        // 找到工程内所有clips
        var totalGuids = AssetDatabase.FindAssets("t:AnimationClip", new string[] { "Assets/Art/Animations/Battle" });
        var totalClips = new List<AnimationClip>();
        for (var i = 0; i < totalGuids.Length; ++i)
        {
            var guid = totalGuids[i];
            var assetPath = AssetDatabase.GUIDToAssetPath(guid);
            var clip = AssetDatabase.LoadAssetAtPath<AnimationClip>(assetPath);
            totalClips.Add(clip);
        }

        var controllerName = asset.name;
        var splitNames = controllerName.Split('_');
        var aName = splitNames[1];
        var bName = splitNames[2];

        var overrideClips = new List<KeyValuePair<AnimationClip, AnimationClip>>();
        var assetClips = asset.animationClips;
        for (var i = 0; i < assetClips.Length; ++i)
        {
            var oldClip = assetClips[i];
            var oldName = oldClip.name;
            if (oldName.StartsWith("common_"))
            {
                // 找到工程内ani_common_ 对应的动作
                var newName = oldName.Replace("common_", "ani_common_");
                var searchClip = _SearchClip(totalClips, newName);
                if (searchClip != null)
                {
                    overrideClips.Add(new KeyValuePair<AnimationClip, AnimationClip>(oldClip, searchClip));
                }
            }
            else if (oldName.StartsWith("skill_"))
            {
                // 找到工程内ani_a_skill对应的动作
                var newName = oldName.Replace("skill_", $"ani_{aName}_skill");
                var searchClip = _SearchClip(totalClips, newName);
                if (searchClip != null)
                {
                    overrideClips.Add(new KeyValuePair<AnimationClip, AnimationClip>(oldClip, searchClip));
                }
            }
            else
            {
                // 找到工程内ani_b_对应的动作
                var newName = $"ani_{bName}_{oldName}";
                var searchClip = _SearchClip(totalClips, newName);
                if (searchClip != null)
                {
                    overrideClips.Add(new KeyValuePair<AnimationClip, AnimationClip>(oldClip, searchClip));
                }
            }
        }

        asset.ApplyOverrides(overrideClips);
    }

    private static AnimationClip _SearchClip(List<AnimationClip> clips, string searchName)
    {
        for (var i = 0; i < clips.Count; ++i)
        {
            var clip = clips[i];
            if (clip.name == searchName)
            {
                return clip;
            }
        }
        Debug.LogError("工程内未找到Clip:" + searchName);
        return null;
    }

    // 验证方法，用于检查右键菜单是否可用
    /*[MenuItem("Assets/LTGame/自动设置展示动画机", true)]
    [MenuItem("Assets/LTGame/自动设置战场动画机", true)]
    private static bool ValidateSettings()
    {
        return Selection.activeObject is AnimatorOverrideController;
    }*/


}