public async Task <IActionResult> SaveAs(IFormFile file, string pid)
        {
            var targetPath         = Path.Combine(AppConsts.AppRootPath, "upload", "patient");
            var targetHeadIconPath = Path.Combine(targetPath, "headIcon");

            FileHelper.CreateDirectory(targetPath);
            FileHelper.CreateDirectory(targetHeadIconPath);
            var serialNo = Common.CreateNo();
            var fileName = Path.Combine(targetPath, serialNo + Path.GetExtension(file.FileName));

            using (var stream = new FileStream(fileName, FileMode.Create))
            {
                await file.CopyToAsync(stream);

                stream.Flush();
            }

            var headFileName = Path.Combine(targetHeadIconPath, serialNo + Path.GetExtension(file.FileName));

            Ext.CutForSquare(fileName, headFileName, 400, 90);
            if (!pid.IsEmpty())
            {
                var entity = await _patientApp.GetForm(pid);

                if (entity != null)
                {
                    entity.F_HeadIcon = headFileName.Replace(AppConsts.AppRootPath, "");
                    await _patientApp.UpdateForm(entity);
                }
            }
            return(Success("上传图片成功"));
        }