private async Task AmazonUploadFile(IReadOnlyList<StorageFile> files)
{
AmazonFileBucketBackground uploadBG = new AmazonFileBucketBackground("com.mf.carl-prototype", "key" + Guid.NewGuid().ToString(), "");
await uploadBG.UploadFile(files);
//AmazonFileBucketAsync s3FileBucket;
//BasicAWSCredentials basicAwsCredentials = new BasicAWSCredentials("AKIAIVMK5XV3GURYM7ZA", "9Xgy0PwXhz6sjL3hS9QUIHr/SsJIKNxBdNlCyJh1");
//foreach (var f in file)
//{
// s3FileBucket = new AmazonFileBucketAsync("com.mf.carl-prototype", Guid.NewGuid().ToString(), "");
// await s3FileBucket.UploadFile(basicAwsCredentials, Guid.NewGuid().ToString(), f);
//}
}
