private async void UploadMultiplePhotosToWall(object sender, EventArgs e)
{
var photo = GetPhoto();
var request1 = VKApi.UploadWallPhotoRequest(new VKUploadImage(photo, VKImageParameters.JpgImage(0.9f)), 0, OwnerId);
var request2 = VKApi.UploadWallPhotoRequest(new VKUploadImage(photo, VKImageParameters.JpgImage(0.5f)), 0, OwnerId);
var request3 = VKApi.UploadWallPhotoRequest(new VKUploadImage(photo, VKImageParameters.JpgImage(0.1f)), 0, OwnerId);
var request4 = VKApi.UploadWallPhotoRequest(new VKUploadImage(photo, VKImageParameters.PngImage()), 0, OwnerId);
var batch = new VKBatchRequest(request1, request2, request3, request4);
var responses = await batch.ExecuteAsync();
try {
RecycleBitmap(photo);
var resp = responses.Select(r => ((VKPhotoArray)r.ParsedModel) [0]);
var attachments = new VKAttachments();
attachments.AddRange(resp);
MakePost("I just uploaded multiple files from the VK Xamarin.Android SDK!", attachments);
} catch (VKException ex) {
ShowError(ex.Error);
}
}
private async void MakePost(string message, VKAttachments attachments = null)
{
var post = VKApi.Wall.Post(new VKParameters(new Dictionary <string, Java.Lang.Object> {
{ VKApiConst.OwnerId, OwnerId },
{ VKApiConst.Attachments, attachments ?? new VKAttachments() },
{ VKApiConst.Message, message }
}));
post.SetModelClass <VKWallPostResult> ();
try {
var response = await post.ExecuteAsync();
if (IsAdded)
{
var result = (VKWallPostResult)response.ParsedModel;
var uri = string.Format("https://vk.com/wall{0}_{1}", OwnerId, result.post_id);
var i = new Intent(Intent.ActionView, Uri.Parse(uri));
StartActivity(i);
}
} catch (VKException ex) {
ShowError(ex.Error);
}
}
