public static void UploadTmplImg(string baseAddress, string postUrl, UploadTmplImgInput inputs)
{
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("multipart/form-data"));
using (var content = new MultipartFormDataContent())
{
// Make sure to change API address
client.BaseAddress = new Uri(baseAddress);
var count = 1;
foreach (var input in inputs.TmplImages)
{
var imageName = input.TmplPath;
// Add file content
var filePath = imageName;
var fileContent = new ByteArrayContent(File.ReadAllBytes(@filePath));
fileContent.Headers.ContentDisposition = new ContentDispositionHeaderValue("attachment")
{
// 注意，这里修改一下，只获取文件名；
FileName = System.IO.Path.GetFileName(imageName), // 文件名
FileNameStar = input.ExamCourseId, // 考试科目Id
Name = input.PageNo.ToString() // 页码
};
content.Add(fileContent);
Console.WriteLine((count++) + "/" + inputs.TmplImages.Count);
}
var d = new NameValueCollection {
{ "inputs", JsonConvert.SerializeObject(inputs) }
};
var fromData = GetFormDataByteArrayContent(d);
foreach (var item in fromData)
{
content.Add(item);
}
// Make a call to Web API
var result = client.PostAsync(postUrl, content).Result;
var str = result.Content.ReadAsStringAsync().Result;
Console.WriteLine(result.StatusCode);
Console.WriteLine(str);
Console.ReadLine();
}
}
}
private static async void AsyncMethod()
{
Console.WriteLine("开始异步代码");
#region input
var tmplImg1 = new TmplImage
{
ExamCourseId = "3208075F3F8A4BD19032B41331A1C133",
PageNo = 1,
TmplPath = @"e:\10001003\1.jpg"
};
var tmplImg2 = new TmplImage
{
ExamCourseId = "3208075F3F8A4BD19032B41331A1C133",
PageNo = 2,
TmplPath = @"e:\10001003\2.jpg"
};
var lstTmplImgs = new List <TmplImage> {
tmplImg1, tmplImg2
};
var input = new UploadTmplImgInput {
TmplImages = lstTmplImgs
};
#endregion
var serverList = await HttpHelper.GetAllUseableServers();
// 获取要保存的图片服务器索引号
var serverIndex = HttpHelper.GetServerIndex(serverList.Count);
Console.WriteLine("serverIndex:" + serverIndex);
// 获取指定图片服务器的信息
var serverUrl = serverList[serverIndex].SvrUrl;
var serverId = serverList[serverIndex].SvrId;
Console.WriteLine("serverUrl:" + serverUrl);
Console.WriteLine("serverId:" + serverId);
var baseAddress = $"http://{serverUrl}";
const string postUrl = "/api/Dfs/UploadTmplImg";
HttpHelper.UploadTmplImg(baseAddress, postUrl, input);
Console.WriteLine("异步代码执行完毕");
}
