using DG.Tweening.Plugins.Core.PathCore;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using UnityEditor;
using UnityEngine;

public class SearchWindows : EditorWindow
{
    [MenuItem("Assets/Search Reference")]
    public static void OpenWindow()
    {
        (EditorWindow.GetWindow(typeof(SearchWindows)) as SearchWindows).Search = Selection.activeObject;
    }
    public static string assetSrcFolderPath;
    public static string assetSrcFolderAllPath;
    public Object Search;
    List<Object> SearchOut = new List<Object>();
    List<Object> SearchOutAll = new List<Object>();
    List<Object> SearchOutOne = new List<Object>();
    Vector2 scrollPosition1;
    Vector2 scrollPosition2;
    private void OnGUI()
    {
        SearchOne();
        SearchAllNo();
        SearchAllIn();
    }
    void SearchOne()
    {
        EditorGUILayout.BeginHorizontal();
        GUILayout.Label("Search:", EditorStyles.boldLabel);
        Search = EditorGUILayout.ObjectField(Search, typeof(Object), true);
        EditorGUILayout.EndHorizontal();

        if (GUILayout.Button("Search!"))
        {
            if (Search != null)
            {
                SearchOutOne.Clear();
                List<string> @out = new List<string>();
                string path = AssetDatabase.GetAssetPath(Search);
                if (!string.IsNullOrEmpty(path))
                {
                    string guid = AssetDatabase.AssetPathToGUID(path);
                    string meta = AssetDatabase.GetTextMetaFilePathFromAssetPath(path);
                    System.Diagnostics.Process p = new System.Diagnostics.Process();
                    p.StartInfo.WorkingDirectory = Application.dataPath;
                    p.StartInfo.FileName = $"rg ";
                    p.StartInfo.Arguments = $"-l {guid}";
                    p.StartInfo.UseShellExecute = false;
                    p.StartInfo.RedirectStandardOutput = true;
                    p.StartInfo.CreateNoWindow = true;
                    p.Start();
                    while (!p.StandardOutput.EndOfStream)
                    {
                        string line = $"Assets/{p.StandardOutput.ReadLine().Replace("\\", "/")}";
                        if (line != meta)
                        {
                            var item = AssetDatabase.LoadAssetAtPath(line, typeof(Object));
                            if (item != null)
                                SearchOutOne.Add(item);
                        }
                    }
                }
            }
        }
        if (SearchOutOne.Count > 0)
        {
            scrollPosition2 = EditorGUILayout.BeginScrollView(scrollPosition2);
            GUILayout.Label($"Out: {SearchOutOne.Count}", EditorStyles.boldLabel);
            foreach (var o in SearchOutOne)
            {
                EditorGUILayout.ObjectField(o, typeof(Object), true);
            }
            EditorGUILayout.EndScrollView();
        }
    }
    void SearchAllNo()
    {
        EditorGUILayout.BeginHorizontal();
        //assetSrcFolderPath = EditorGUILayout.TextField(assetSrcFolderPath);
        //if (GUILayout.Button("选择"))
        //{
        //    assetSrcFolderPath = EditorUtility.OpenFolderPanel("选择文件夹", assetSrcFolderPath, "");
        //}
        // 获取拖进去的文件夹路径
        if (Event.current.type == EventType.DragUpdated || Event.current.type == EventType.DragPerform)
        {
            DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
            if (Event.current.type == EventType.DragPerform)
            {
                DragAndDrop.AcceptDrag();
                foreach (string path in DragAndDrop.paths)
                {
                    if (Directory.Exists(path))
                    {
                        assetSrcFolderPath = path;
                        break;
                    }
                }
            }
        }

        // 显示文件夹路径
        EditorGUILayout.LabelField("Folder Path: " + assetSrcFolderPath);
        EditorGUILayout.EndHorizontal();
        if (GUILayout.Button("开始查询没有被引用") && assetSrcFolderPath != null)
        {
            SearchOut.Clear();
            var files = Directory.GetFiles(assetSrcFolderPath, "*.*").Where(file => !file.EndsWith(".meta")).ToArray();
            bool isHas = false;
            foreach (var path in files)
            {
                if (!string.IsNullOrEmpty(path))
                {
                    isHas = false;
                    string guid = AssetDatabase.AssetPathToGUID(path);
                    string meta = AssetDatabase.GetTextMetaFilePathFromAssetPath(path);
                    System.Diagnostics.Process p = new System.Diagnostics.Process();
                    p.StartInfo.WorkingDirectory = Application.dataPath;
                    p.StartInfo.FileName = $"rg ";
                    p.StartInfo.Arguments = $"-l {guid}";
                    p.StartInfo.UseShellExecute = false;
                    p.StartInfo.RedirectStandardOutput = true;
                    p.StartInfo.CreateNoWindow = true;
                    p.Start();
                    while (!p.StandardOutput.EndOfStream)
                    {
                        string line = $"Assets/{p.StandardOutput.ReadLine().Replace("\\", "/")}";
                        if (line != meta && !line.Contains("AssetGroups"))
                        {
                            var item = AssetDatabase.LoadAssetAtPath(line, typeof(Object));
                            if (item != null)
                            {
                                isHas = true;
                                break;
                            }
                        }
                    }
                    if (!isHas)
                    {
                        SearchOut.Add(AssetDatabase.LoadAssetAtPath(path, typeof(Object)));
                    }
                }
            }
        }
        if (SearchOut.Count > 0)
        {
            scrollPosition1 = EditorGUILayout.BeginScrollView(scrollPosition1);
            GUILayout.Label($"Out: {SearchOut.Count}", EditorStyles.boldLabel);
            foreach (var o in SearchOut)
            {
                EditorGUILayout.ObjectField(o, typeof(Object), true);
            }
            EditorGUILayout.EndScrollView();
        }
    }
    void SearchAllIn()
    {
        EditorGUILayout.BeginHorizontal();

        // 获取拖进去的文件夹路径
        if (Event.current.type == EventType.DragUpdated || Event.current.type == EventType.DragPerform)
        {
            DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
            if (Event.current.type == EventType.DragPerform)
            {
                DragAndDrop.AcceptDrag();
                foreach (string path in DragAndDrop.paths)
                {
                    if (Directory.Exists(path))
                    {
                        assetSrcFolderAllPath = path;
                        break;
                    }
                }
            }
        }

        // 显示文件夹路径
        EditorGUILayout.LabelField("Folder Path: " + assetSrcFolderAllPath);
        EditorGUILayout.EndHorizontal();
        if (GUILayout.Button("开始查询引用") && assetSrcFolderAllPath != null)
        {
            SearchOutAll.Clear();
            var files = Directory.GetFiles(assetSrcFolderAllPath, "*.*").Where(file => !file.EndsWith(".meta")).ToArray();
            foreach (var path in files)
            {
                if (!string.IsNullOrEmpty(path))
                {
                    string guid = AssetDatabase.AssetPathToGUID(path);
                    string meta = AssetDatabase.GetTextMetaFilePathFromAssetPath(path);
                    System.Diagnostics.Process p = new System.Diagnostics.Process();
                    p.StartInfo.WorkingDirectory = Application.dataPath;
                    p.StartInfo.FileName = $"rg ";
                    p.StartInfo.Arguments = $"-l {guid}";
                    p.StartInfo.UseShellExecute = false;
                    p.StartInfo.RedirectStandardOutput = true;
                    p.StartInfo.CreateNoWindow = true;
                    p.Start();
                    while (!p.StandardOutput.EndOfStream)
                    {
                        string line = $"Assets/{p.StandardOutput.ReadLine().Replace("\\", "/")}";
                        if (line != meta && !line.Contains("AssetGroups"))
                        {
                            var item = AssetDatabase.LoadAssetAtPath(line, typeof(Object));
                            if (item != null)
                            {
                                SearchOutAll.Add(item);
                                Debug.Log($"<color=red>SearchOutAll: {item.name} ==> {path}</color>");
                            }
                        }
                    }

                }
            }
        }
        if (SearchOutAll.Count > 0)
        {
            scrollPosition1 = EditorGUILayout.BeginScrollView(scrollPosition1);
            GUILayout.Label($"Out: {SearchOutAll.Count}", EditorStyles.boldLabel);
            foreach (var o in SearchOutAll)
            {
                EditorGUILayout.ObjectField(o, typeof(Object), true);
            }
            EditorGUILayout.EndScrollView();
        }
    }
}