Web services 如何在windows phone的web服务中存储设备id？

这是我的web服务url

参数： 1.设备id 2.问答式

方法：邮寄

我已检索设备id和测验类型 但我的问题是如何发送设备id和测验类型，以便将设备id存储在web服务中

    void SendPost()
    {
        var url = "http://www.newsquizapp.com/webservice/get_question";

        HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(url);
        webRequest.Method = "POST";
        webRequest.ContentType = "application/x-www-form-urlencoded";

        webRequest.BeginGetRequestStream(new AsyncCallback(GetRequestStreamCallback), webRequest);
    }
    void GetRequestStreamCallback(IAsyncResult callbackResult)
    {
        HttpWebRequest webRequest = (HttpWebRequest)callbackResult.AsyncState;
        Stream postStream = webRequest.EndGetRequestStream(callbackResult);
        // static device id 
        string postData = "device_id=001&quiz_type=all";

        byte[] byteArray = Encoding.UTF8.GetBytes(postData);

        postStream.Write(byteArray, 0, byteArray.Length);
        postStream.Close();

        webRequest.BeginGetResponse(new AsyncCallback(GetResponseCallback), webRequest);
    }

    void GetResponseCallback(IAsyncResult callbackResult)
    {
        try
        {
            HttpWebRequest webRequest = (HttpWebRequest)callbackResult.AsyncState;
            HttpWebResponse response;
            response = (HttpWebResponse)webRequest.EndGetResponse(callbackResult);
            Stream streamResponse = response.GetResponseStream();
            StreamReader streamReader = new StreamReader(streamResponse);
            var Response = streamReader.ReadToEnd();
            streamResponse.Close();
            streamReader.Close();
            response.Close();

        }
        catch (WebException e)
        {
            // Error treatment
            // ...             
        }
    }
    public void MainPage_Loaded(object sender, RoutedEventArgs e)
    {
        client.DownloadStringCompleted += new DownloadStringCompletedEventHandler(download);
        client.DownloadStringAsync(new Uri("http://www.newsquizapp.com/webservice/get_question"));
    }

    public void download(object sender, DownloadStringCompletedEventArgs e)
    {
        var objMain = JsonConvert.DeserializeObject<Main>(e.Result);
        question = objMain.questions;
        DisplayQuestion();
    }
    protected void DisplayQuestion()
    {
        rb1.Visibility = Visibility.Visible;
        rb2.Visibility = Visibility.Visible;
        rb3.Visibility = Visibility.Visible;
        rb4.Visibility = Visibility.Visible;

        Question objQue = question[counter];
        txtquestion.Text = objQue.questionTitle;
        rb1.Content = objQue.answers[0].answer;
        rb2.Content = objQue.answers[1].answer;
        rb3.Content = objQue.answers[2].answer;

        if (objQue.answers.Count == 3)
        {
            rb4.Visibility = Visibility.Collapsed;
        }
        else
        {
            rb4.Visibility = Visibility.Visible;
            rb4.Content = objQue.answers[3].answer;
        }
    }
    protected void radio_checked(object sender, RoutedEventArgs e)
    {
        btnFinish.Visibility = Visibility.Collapsed;
        btnSubmit.Visibility = Visibility.Visible;
    }
    protected void btnsubmit_click(object sender, RoutedEventArgs e)
    {
        Question que = question[counter];

        var correctAnswerId = que.correctAnswerId;

        string answer = string.Empty;

        if (que.answers[0].answerId == correctAnswerId)
        {
            answer = que.answers[0].answer;
        }

        if (que.answers[1].answerId == correctAnswerId)
        {
            answer = que.answers[1].answer;
        }

        if (que.answers[2].answerId == correctAnswerId)
        {
            answer = que.answers[2].answer;
        }

        if (que.answers.Count == 3)
        {
            rb4.Visibility = Visibility.Collapsed;
        }

        else if (que.answers[3].answerId == correctAnswerId)
        {
            answer = que.answers[3].answer;
        }

        if (rb1.IsChecked == true && que.answers[0].answerId == correctAnswerId)
        {
            txtanswer.Text = que.answers[0].answer;
            rb1.Visibility = Visibility.Collapsed;
            rb2.Visibility = Visibility.Collapsed;
            rb3.Visibility = Visibility.Collapsed;
            rb4.Visibility = Visibility.Collapsed;

        }

        else if (rb1.IsChecked == true && que.answers[0].answerId != correctAnswerId)
        {
            rb1.Visibility = Visibility.Visible;
            rb2.Visibility = Visibility.Collapsed;
            rb3.Visibility = Visibility.Collapsed;
            rb4.Visibility = Visibility.Collapsed;
            txtanswer.Text = answer;

        }

        else if (rb2.IsChecked == true && que.answers[1].answerId == correctAnswerId)
        {
            txtanswer.Text = que.answers[1].answer;
            rb1.Visibility = Visibility.Collapsed;
            rb2.Visibility = Visibility.Collapsed;
            rb3.Visibility = Visibility.Collapsed;
            rb4.Visibility = Visibility.Collapsed;
        }
        else if (rb2.IsChecked == true && que.answers[1].answerId != correctAnswerId)
        {
            rb1.Visibility = Visibility.Collapsed;
            rb2.Visibility = Visibility.Visible;
            rb3.Visibility = Visibility.Collapsed;
            rb4.Visibility = Visibility.Collapsed;
            txtanswer.Text = answer;

        }

        else if (rb3.IsChecked == true && que.answers[2].answerId == correctAnswerId)
        {
            txtanswer.Text = que.answers[2].answer;
            rb1.Visibility = Visibility.Collapsed;
            rb2.Visibility = Visibility.Collapsed;
            rb3.Visibility = Visibility.Collapsed;
            rb4.Visibility = Visibility.Collapsed;
        }
        else if (rb3.IsChecked == true && que.answers[2].answerId != correctAnswerId)
        {
            rb1.Visibility = Visibility.Collapsed;
            rb2.Visibility = Visibility.Collapsed;
            rb3.Visibility = Visibility.Visible;
            rb4.Visibility = Visibility.Collapsed;
            txtanswer.Text = answer;

        }
        else if (que.answers.Count == 3)
        {
            rb4.Visibility = Visibility.Collapsed;
        }

        else if (rb4.IsChecked == true && que.answers[3].answerId == correctAnswerId)
        {
            txtanswer.Text = que.answers[3].answer;
            rb1.Visibility = Visibility.Collapsed;
            rb2.Visibility = Visibility.Collapsed;
            rb3.Visibility = Visibility.Collapsed;
            rb4.Visibility = Visibility.Collapsed;
        }
        else if (rb4.IsChecked == true && que.answers[3].answerId != correctAnswerId)
        {
            rb1.Visibility = Visibility.Collapsed;
            rb2.Visibility = Visibility.Collapsed;
            rb3.Visibility = Visibility.Collapsed;
            rb4.Visibility = Visibility.Visible;
            txtanswer.Text = answer;

        }
        btnNext.Visibility = Visibility.Visible;
    }

    protected void btnnext_click(object sender, RoutedEventArgs e)
    {
        counter++;
        if (counter >= question.Count)
        {
            txtanswer.Text = "no more question right now....";
        }
        else
        {
            DisplayQuestion();
        }
    }
}

void SendPost（）
{
变量url=”http://www.newsquizapp.com/webservice/get_question";
HttpWebRequest webRequest=（HttpWebRequest）webRequest.Create（url）；
webRequest.Method=“POST”；
webRequest.ContentType=“application/x-www-form-urlencoded”；
BeginGetRequestStream（新的AsyncCallback（GetRequestStreamCallback），webRequest）；
}
void GetRequestStreamCallback（IAsyncResult callbackResult）
{
HttpWebRequest webRequest=（HttpWebRequest）callbackResult.AsyncState；
Stream postStream=webRequest.EndGetRequestStream（callbackResult）；
//静态设备id
string postData=“设备id=001&测验类型=all”；
byte[]byteArray=Encoding.UTF8.GetBytes（postData）；
Write（byteArray，0，byteArray.Length）；
postStream.Close（）；
BeginGetResponse（新的异步回调（GetResponseCallback），webRequest）；
}
void GetResponseCallback（IAsyncResult callbackResult）
{
尝试
{
HttpWebRequest webRequest=（HttpWebRequest）callbackResult.AsyncState；
HttpWebResponse；
response=（HttpWebResponse）webRequest.EndGetResponse（callbackResult）；
streamResponse=response.GetResponseStream（）；
StreamReader StreamReader=新StreamReader（streamResponse）；
var Response=streamReader.ReadToEnd（）；
streamResponse.Close（）；
streamReader.Close（）；
response.Close（）；
}
捕获（WebE例外）
{
//错误处理
// ...             
}
}
已加载公共无效主页（对象发送方、路由目标）
{
client.DownloadStringCompleted+=新的DownloadStringCompletedEventHandler（下载）；
client.DownloadStringAsync（新Uri（“http://www.newsquizapp.com/webservice/get_question"));
}
公共void下载（对象发送方，下载StringCompletedEventArgs e）
{
var objMain=JsonConvert.DeserializeObject（e.Result）；
问题=objMain.questions；
显示问题（）；
}
受保护的无效显示问题（）
{
rb1.可见性=可见性。可见；
rb2.可见性=可见性.可见；
rb3.可见性=可见性.可见；
rb4.可见性=可见性.可见；
问题objQue=问题[计数器]；
txtquestion.Text=objQue.questionTitle；
rb1.Content=objQue.answers[0]。answer；
rb2.Content=objQue.answers[1]。answer；
rb3.Content=objQue.answers[2]。answer；
if（objQue.answers.Count==3）
{
rb4.可见性=可见性。已折叠；
}
其他的
{
rb4.可见性=可见性.可见；
rb4.Content=objQue.answers[3]。answer；
}
}
已检查受保护的无效无线电（对象发送器，路由目标e）
{
btnFinish.Visibility=可见性.已折叠；
btnSubmit.Visibility=可见性.Visibility；
}
受保护的无效btnsubmit\u单击（对象发送者，路由目标e）
{
问题Q=问题[计数器]；
var correctAnswerId=que.correctAnswerId；
string-answer=string.Empty；
if（que.answers[0].answerId==correctAnswerId）
{
答案=que。答案[0]。答案；
}
if（que.answers[1].answerId==correctAnswerId）
{
答案=que。答案[1]。答案；
}
if（que.answers[2].answerId==correctAnswerId）
{
答案=que。答案[2]。答案；
}
如果（que.answers.Count==3）
{
rb4.可见性=可见性。已折叠；
}
else if（que.answers[3]。answerId==correctAnswerId）
{
答案=que。答案[3]。答案；
}
if（rb1.IsChecked==true&&que.answers[0]。answerId==correctAnswerId）
{
txtanswer.Text=que.answers[0]。answer；
rb1.可见性=可见性。已折叠；
rb2.可见性=可见性。已折叠；
rb3.可见性=可见性。已折叠；
rb4.可见性=可见性。已折叠；
}
else if（rb1.IsChecked==true&&que.answers[0]。answerId！=correctAnswerId）
{
rb1.可见性=可见性。可见；
rb2.可见性=可见性。已折叠；
rb3.可见性=可见性。已折叠；
rb4.可见性=可见性。已折叠；
Text=答案；
}
else if（rb2.IsChecked==true&&que.answers[1]。answerId==correctAnswerId）
{
txtanswer.Text=que.answers[1]。答案；
rb1.可见性=可见性。已折叠；
rb2.可见性=可见性。已折叠；
rb3.可见性=可见性。已折叠；
rb4.可见性=可见性。已折叠；
}
else if（rb2.IsChecked==true&&que.answers[1]。answerId！=correctAnswerId）
{
rb1.可见性=可见性。已折叠；
rb2.可见性=可见性.可见；
rb3.可见性=可见性。已折叠；
rb4.可见性=可见性。已折叠；
Text=答案；
}
else if（rb3.IsChecked==true&&que.answers[2]。answerId==correctAnswerId）
{
txtanswer.Text=que.answers[2]。答案；
rb1.可见性=可见性。已折叠；
rb2.可见性=可见性。已折叠；
rb3.可见性=可见性。已折叠；
rb4.可见性=可见性。已折叠；
}
else if（rb3.IsChecked==true&&que.answers[2]。answerId！=correctAnswerId）
Uri uri = new Uri("http://www.newsquizapp.com/webservice/get_question");
string data = "device_id=123&quiz_type=all";
WebClient wc = new WebClient();
wc.Headers[HttpRequestHeader.ContentType] = "application/x-www-form-urlencoded";
wc.UploadStringAsync(uri, data);
wc.UploadStringCompleted += wc_UploadComplete;

public void wc_UploadComplete(object sender, UploadStringCompletedEventArgs e)
{
   string result = e.Result.ToString();
   MessageBox.Show(result);
}