public async Task <MessageEntity> FileMerge([FromBody] Dictionary <string, object> fileInfo)
{
MessageEntity message = new MessageEntity();
string fileName = string.Empty;
if (fileInfo.ContainsKey("name"))
{
fileName = fileInfo["name"].ToString();
}
if (string.IsNullOrEmpty(fileName))
{
message.Code = -1;
message.Msg = "文件名不能为空";
return(message);
}
//最终上传完成后，请求合并返回合并消息
try
{
RequestFileUploadEntity requestFile = _cache.Get(fileName) as RequestFileUploadEntity;
if (requestFile == null)
{
message.Code = -1;
message.Msg = "合并失败";
return(message);
}
string filePath = $".{Appsettings.app(new string[] { "TestFileHandle", "FilePath" })}{DateTime.Now.ToString("yyyy-MM-dd")}/{fileName}";
string fileExt = requestFile.fileext;
string fileMd5 = requestFile.filedata;
int fileCount = requestFile.count;
long fileSize = requestFile.size;
string fileTestname = requestFile.filename;
//LogUtil.Debug($"获取文件路径：{filePath}");
//LogUtil.Debug($"获取文件类型：{fileExt}");
string savePath = filePath.Replace(fileName, "");
string saveFileName = $"{fileTestname}";
var files = Directory.GetFiles(filePath);
string fileFinalName = Path.Combine(savePath, saveFileName);
//LogUtil.Debug($"获取文件最终路径：{fileFinalName}");
FileStream fs = new FileStream(fileFinalName, FileMode.Create);
//LogUtil.Debug($"目录文件下文件总数：{files.Length}");
//LogUtil.Debug($"目录文件排序前：{string.Join(",", files.ToArray())}");
//LogUtil.Debug($"目录文件排序后：{string.Join(",", files.OrderBy(x => x.Length).ThenBy(x => x))}");
byte[] finalBytes = new byte[fileSize];
foreach (var part in files.OrderBy(x => x.Length).ThenBy(x => x))
{
var bytes = System.IO.File.ReadAllBytes(part);
await fs.WriteAsync(bytes, 0, bytes.Length);
bytes = null;
System.IO.File.Delete(part);//删除分块
}
fs.Close();
//这个地方会引发文件被占用异常
fs = new FileStream(fileFinalName, FileMode.Open);
string strMd5 = GetCryptoString(fs);
//LogUtil.Debug($"文件数据MD5：{strMd5}");
//LogUtil.Debug($"文件上传数据：{JsonConvert.SerializeObject(requestFile)}");
fs.Close();
Directory.Delete(filePath);
//如果MD5与原MD5不匹配，提示重新上传
if (strMd5 != requestFile.filedata)
{
//LogUtil.Debug($"上传文件md5：{requestFile.filedata},服务器保存文件md5：{strMd5}");
message.Code = -1;
message.Msg = "MD5值不匹配";
return(message);
}
_cache.Remove(fileInfo["name"].ToString());
message.Code = 0;
message.Msg = "";
}
catch (Exception ex)
{
//LogUtil.Error($"合并文件失败，文件名称：{fileName}，错误信息：{ex.Message}");
message.Code = -1;
message.Msg = "合并文件失败,请重新上传";
}
return(message);
}
public ActionResult <BaseResponse> Logout()
{
_caching.Remove(CacheKey.Token(GetUserId().ToString()));
return(BaseResponse.GetBaseResponse(ResponseStatusType.Success));
}
