public IActionResult AddPosts([FromForm] APostWithMultipleImageModel model) { List <MultipleImageData> multipleImageDataList = new List <MultipleImageData>(); var files = HttpContext.Request.Form.Files; var formData = Request.Form["formData"]; var mpModel = JsonConvert.DeserializeObject <APostWithMultipleImageModel>(formData); // mpModel.ImagePath = new List<string>(); foreach (var item in files) { if (item != null) { var dir = Path.Combine(env.WebRootPath, "Resource"); if (!Directory.Exists(dir)) { Directory.CreateDirectory(dir); } var fileName = Guid.NewGuid().ToString() + "" + Path.GetFileName(item.FileName); var filePath = Path.Combine(dir, fileName); using (var stream = new FileStream(filePath, FileMode.Create)) { item.CopyToAsync(stream).GetAwaiter().GetResult(); stream.FlushAsync().GetAwaiter().GetResult(); } MultipleImageData multipleImageData = new MultipleImageData { ImagePathData = fileName }; // mpModel.ImagePath.Add(fileName); multipleImageDataList.Add(multipleImageData); imageData.InsertIntoMultipleImageDataTable(multipleImageData); imageData.Save(); } } mpModel.MultipleImageData = multipleImageDataList; iposts.InsertIntoPostsTable(mpModel); iposts.Save(); return(Ok(HttpStatusCode.OK)); }