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

[Serializable]
public class FolderItem
{
    public string folderName;
    public int fileCount;
}

[Serializable]
public class Folders
{
    public List<FolderItem> folders;
}

public static class FolderChecker
{
    private static Folders jsonFolders;

    private static void ReadJson()
    {
        string jsonPath = Path.Combine(Application.streamingAssetsPath, "folderInfo.json");
        string jsonContent = File.ReadAllText(jsonPath);
        jsonFolders = JsonUtility.FromJson<Folders>(jsonContent);
        Debug.Log($"待检测文件夹数目:{jsonFolders.folders.Count}");
    }

    public static bool CheckFolders()
    {
        if (Application.isEditor) return true;
        // 读取Json
        ReadJson();
        // 获取根目录
        string path = Directory.GetParent(Application.streamingAssetsPath).ToString();
        path = Directory.GetParent(path).ToString();
        // 检查文件夹是否完整
        if (Directory.Exists(path))
        {
            List<string> folderList = Directory.GetDirectories(path).ToList();
            List<string> floderNameList = new List<string>();
            for (int i = 0; i < folderList.Count; i++)
            {
                string[] temp = folderList[i].Split('\\');
                floderNameList.Add(temp[temp.Length - 1]);
            }

            for (int i = 0; i < jsonFolders.folders.Count; i++)
            {
                if (!floderNameList.Contains(jsonFolders.folders[i].folderName))
                {
                    Debug.LogError($"不存在文件夹:{jsonFolders.folders[i].folderName}");
                    return false;
                }
            }

            return true;
        }
        else
        {
            Debug.LogError($"路径不存在:{path}");
            return false;
        }
    }

    public static bool CheckDllFileCount()
    {
        if (Application.isEditor) return true;
        // 读取Json
        ReadJson();
        // 获取根目录
        string path = Directory.GetParent(Application.streamingAssetsPath).ToString();
        path = Directory.GetParent(path).ToString();
        // 检查文件夹是否完整
        if (Directory.Exists(path))
        {
            List<string> folderList = Directory.GetDirectories(path).ToList();
            List<string> floderNameList = new List<string>();
            for(int i = 0; i < folderList.Count; i++)
            {
                string[] temp = folderList[i].Split('\\');
                floderNameList.Add(temp[temp.Length - 1]);
            }

            // 检查dll数量
            for (int i = 0; i < jsonFolders.folders.Count; i++)
            {
                string folderName = jsonFolders.folders[i].folderName;
                string folderPath = $"{path}\\{folderName}";

                if (!floderNameList.Contains(folderName))
                {
                    Debug.LogError($"不存在文件夹:{folderName}");
                    return false;
                }
                else
                {
                    int fileCount = Directory.GetFiles(folderPath, "*.dll", SearchOption.AllDirectories).Length;
                    if(fileCount != jsonFolders.folders[i].fileCount)
                    {
                        Debug.LogError($"{folderPath} dll文件缺失请检查");
                        return false;
                    }
                }
            }

            return true;
        }
        else
        {
            Debug.LogError($"路径不存在:{path}");
            return false;
        }
    }
}