/// <summary>
/// 上传图片
/// </summary>
/// <param name="url"></param>
/// <param name="file"></param>
/// <returns></returns>
private async Task <ModifyAvatarResult> UploadImage(string url, StorageFile file)
{
try
{
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Add("Authorization", "Bearer " + DataShareManager.Current.User.AccessToken);
client.DefaultRequestHeaders.Add("Connection", "Keep-Alive");
client.DefaultRequestHeaders.Add("User-Agent", "(Linux; Android 5.0.2; vivo X5M Build/vivo/PD1401CL/PD1401CL/LRX22G/zh_CN)");
using (var content = new MultipartFormDataContent("TLq-mXb4y62pbCa_bPiNZXitxUS3RV29c8"))
{
var imageContent = new StreamContent(await file.OpenStreamForReadAsync());
string boundary = Guid.NewGuid().ToString();
content.Headers.Add("ContentType", "multipart/form-data; boundary=TLq-mXb4y62pbCa_bPiNZXitxUS3RV29c8");
if (file.Name.EndsWith(".jpg"))
{
content.Add(imageContent, "avatar", "avatar.jpg");
content.Headers.TryAddWithoutValidation("ContentType", "jpg:image/jpg");
}
else if (file.Name.EndsWith(".png"))
{
content.Add(imageContent, "avatar", "avatar.png");
content.Headers.TryAddWithoutValidation("ContentType", "png:image/png");
}
content.Headers.ContentDisposition = ContentDispositionHeaderValue.Parse("form-data; name='avatar'; filename='" + file.Name + "'");
var result = await client.PostAsync(new Uri(url), content);
var resContent = await result.Content.ReadAsByteArrayAsync();
string json = Encoding.UTF8.GetString(resContent);
ModifyAvatarResult avatarResult = JsonHelper.Deserlialize <ModifyAvatarResult>(json);
return(avatarResult);
}
}
}
catch (Exception e)
{
LogHelper.WriteLine(e);
return(null);
}
}
/// <summary>
/// 修改头像
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public async void ModifyAvatar(object sender, TappedRoutedEventArgs e)
{
FileOpenPicker picker = new FileOpenPicker();
picker.FileTypeFilter.Add(".jpg");
picker.FileTypeFilter.Add(".png");
picker.FileTypeFilter.Add(".bmp");
StorageFile file = await picker.PickSingleFileAsync();
if (file != null)
{
ModifyAvatarResult result = await UploadImage(ServiceUri.UploadAvatar, file);
if (result != null)
{
User.Avatar = result.Avatar;
ToastService.SendToast("头像更新成功");
}
}
}
