using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using NUnit.Framework;

namespace AutoConfig
{
    using Cysharp.Threading.Tasks;
    using System.IO;
    using System.Net;
    using UnityEditor;
    using UnityEngine;
    using UnityEngine.Networking;

    public class DownloadConfig
    {

        public static string SAVE_PATH = "";

        private static int _DownloadCount;

        public static List<DownloadConfigData> downloadConfigs = new List<DownloadConfigData>();
        
        public static async UniTask AutoProcessConfig(List<ConfigInfo> m_Configs, string cookie)
        {
            var dir = new DirectoryInfo(ConfigTools.CONFIG_DIR);
            SAVE_PATH = dir.FullName + "Datas/";
            downloadConfigs.Clear();
            try
            {
                _DownloadCount = 0;

                for (int i = 0; i < m_Configs.Count; i++)
                {
                    var config = m_Configs[i];
                    if (config.Check)
                    {
                        var downloader = StartDownload(config, cookie);
                        var downloadConfig = new DownloadConfigData();
                        downloadConfig.excelName = config.Name;
                        downloadConfig.downloader = downloader;
                        downloadConfigs.Add(downloadConfig);
                    }
                        
                }
            
                var isFinished = false;
                while (!isFinished)
                {
                    isFinished = true;
                    for (int i = 0; i < downloadConfigs.Count; i++)
                    {
                        var config = downloadConfigs[i];
                        if (config.isDone)
                        {
                            continue;
                        }
                        isFinished = false;
                    }
                    await UniTask.Delay(100);
                    
                    // 排序,未完成的排在前面
                    downloadConfigs = downloadConfigs.OrderBy(x => x.isDone).ToList();
                }

                EditorUtility.ClearProgressBar();

                bool hasError = false;
                for (int i = 0; i < downloadConfigs.Count; i++)
                {
                    var config = downloadConfigs[i];
                    if (!config.downloader.isDownloaded)
                    {
                        if (config.downloader.isCanceled)
                        {
                            Debug.LogError("文件下载被取消，name=" + config.excelName);
                        }
                        else
                        {
                            Debug.LogError("文件下载失败，name=" + config.excelName);
                        }
                        hasError = true;
                    }
                }

                if (!hasError)
                {
                    Debug.Log("所有文件下载成功");
                }
            }
            catch (Exception e)
            {
                Debug.LogError("出现异常，message=" + e.Message + "\n,trace=" + e.StackTrace);
                EditorUtility.ClearProgressBar();
            }
            
        }

        public static WPExcelDownloader StartDownload(ConfigInfo ci, string cookie)
        {
            var downloader = new WPExcelDownloader(ci.Name, ci.DocID, cookie);
            downloader.StartDownload().Forget();
            return downloader;
        }
        
    }
}