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

public class EditorCommonAPI : Editor
{
    public static List<T> LoadAllAssetsInPath<T>(string path) where T : Object
    {
        List<T> lists = new List<T>();

        DirectoryInfo directoryInfo = new DirectoryInfo(path);

        ScanCurretDirectory<T>(directoryInfo, lists);

        return lists;
    }

    public static List<T> LoadAllAssetsInAllPath<T>(string path) where T : Object
    {
        List<T> lists = new List<T>();

        DirectoryInfo directoryInfo = new DirectoryInfo(path);

        ScanChildDireations<T>(directoryInfo, lists);

        return lists;
    }

    private static void ScanChildDireations<T>(DirectoryInfo directoryInfo, List<T> lists) where T : Object
    {
        ScanCurretDirectory<T>(directoryInfo, lists);

        // 遍历当前路径下的子文件夹
        DirectoryInfo[] dirs = directoryInfo.GetDirectories();
        foreach (var info in dirs)
        {
            ScanChildDireations<T>(info, lists);
        }
    }

    private static void ScanCurretDirectory<T>(DirectoryInfo directoryInfo, List<T> lists) where T : Object
    {
        FileInfo[] fileInfoList = directoryInfo.GetFiles();
        foreach (var fileInfo in fileInfoList)
        {
            if (!fileInfo.FullName.EndsWith(".prefab")
                && !fileInfo.FullName.EndsWith(".asset"))
                continue;

            string assetName = fileInfo.FullName.Substring(Application.dataPath.Length - "Assets".Length).Replace('\\', '/');
            T t = AssetDatabase.LoadAssetAtPath<T>(assetName);
            if (t == null)
            {
                Debug.Log($"i am null {assetName}");
                continue;
            }
                
            lists.Add(t);
        }
    }
}