MREdustryXR/Assets/DownLoadXR/DownLoadXRManager.cs

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

public class DownLoadXRManager
{
    public static Dictionary<string, byte[]> downLoadCache = new Dictionary<string, byte[]>();
    public static bool DownLoadForBytes(string msg, Action<byte[]> bytes, Action<float> presson)
    {
        JsonData data = JsonMapper.ToObject(msg);
        if(data["drive"].ToString()== "minio")
        {
            return false;
        }
        else if (data["drive"].ToString() == "COS")
        {
            return false;
        }
        else
        {

            DownLoadUrlConfig config = new DownLoadUrlConfig();
            config.url = data["url"].ToString();
            config.bytes = bytes;
            config.presson = presson;
            GameObject go = GameObject.Instantiate(Resources.Load<GameObject>("DownLoadURLXRingItem"));
            DownLoadURLXRItem dlitem = go.GetComponent<DownLoadURLXRItem>();
            dlitem.startDownload(config);
        }
        return true;
    }

    public static bool DownLoadForFilePath(string msg, Action<string> bytes, Action<float> presson)
    {
        string Url = "";
        JsonData data = JsonMapper.ToObject(msg);
        if (data["drive"].ToString() == "minio")
        {
            return false;
        }
        else if (data["drive"].ToString() == "COS")
        { 
            return false;
        }
        else
        {
            Url = data["url"].ToString();
        }
        if (PlayerPrefs.HasKey(Url))
        {
            bytes?.Invoke(PlayerPrefs.GetString("DownLoadXR_" + Url));
            return true;
        }

       
        return DownLoadForBytes(msg, (byte[] fileBytes) => { 
            if(fileBytes!=null)
            {
                if (PlayerPrefs.HasKey(Url))
                {
                    bytes?.Invoke(PlayerPrefs.GetString("DownLoadXR_" + Url));
                }else
                {
                    //文件流信息  
                    //StreamWriter sw;  
                    Stream sw;
                    string path = Application.persistentDataPath + "/DownLoadXR/" + Url.Split("/")[Url.Split("/").Length - 1];
                    Debug.Log("准备存文件===》"+path);
                    FileInfo file = new FileInfo(path);
                    try
                    {

                        if (file.Exists)
                        {
                            file.Delete();
                        }
                        if (!Directory.Exists(Application.persistentDataPath + "/DownLoadXR"))
                        {
                            Directory.CreateDirectory(Application.persistentDataPath + "/DownLoadXR");
                        }
                        //如果此文件存在则打开  
                        //sw = file .Append();  
                        //如果此文件不存在则创建  
                        sw = file.Create();

                        //以行的形式写入信息  
                        //sw.WriteLine(info);  
                        sw.Write(fileBytes, 0, fileBytes.Length);
                        sw.Close();
                        sw.Dispose();
                    }
                    catch
                    {
                        /*
                        JsonData data = new JsonData();
                        data["type"] = "fileError";
                        List<string> backTip = new List<string>();
                        backTip.Add(data.ToJson());
                        backTip.Add(data.ToJson());
                        backTip.Add(data.ToJson());
                        WindowsManager.Instance.show(WindowConfig.windowType.Error, false, WindowsManager.Instance.getErrorData("文件提示", "文件存储失败"+ path, Color.white, "icon", backTip, false, "", 5, "知道了.", "", "").ToJson());
                        */
                    }

                    bytes?.Invoke(path);
                    PlayerPrefs.SetString("DownLoadXR_" + Url, path);
                }
            }
            else
            {
                bytes?.Invoke(null);
            }
        
        
        }, presson);
    }


    public static bool DownLoadForTexture(string msg, Action<Texture2D> bytes, Action<float> presson)
    {
        string Url = "";
        JsonData data = JsonMapper.ToObject(msg);
        if (data["drive"].ToString() == "minio")
        {
            return false;
        }
        else if (data["drive"].ToString() == "COS")
        {
            return false;
        }
        else
        {
            Url = data["url"].ToString();
        }

        return DownLoadForBytes(msg, (byte[] fileBytes) => {
            if (fileBytes != null)
            {
                Texture2D tex = new Texture2D(10,10);
                tex.LoadImage(fileBytes);
                bytes?.Invoke(tex);
            }
            else
            {
                bytes?.Invoke(null);
            }


        }, presson);
    }

    public static string getTestData(string url)
    {
        JsonData data = new JsonData();
        data["drive"] = "URL";
        data["url"] = url;
        return data.ToJson();
    }
    public class DownLoadUrlConfig
    {
        public string url;
        public Action<byte[]> bytes;
        public Action<float> presson;
    }

    public class DownLoadMinIoConfig
    {
        public string url;
        public Action<byte[]> bytes;
        public Action<float> presson;
    }

    public class DownLoadCosConfig
    {
        public string url;
        public Action<byte[]> bytes;
        public Action<float> presson;
    }
}