using System;
using System.Threading;
using System.Threading.Tasks;
 
namespace Microsoft.DotNet.Helix.Client
{
    internal class EmptyPayload : IPayload
    {
        private readonly Task<string> _emptyStringTask = Task.FromResult("");
 
        private EmptyPayload()
        {
        }
 
        public static IPayload Instance { get; } = new EmptyPayload();
 
        public Task<string> UploadAsync(IBlobContainer payloadContainer, Action<string> log, CancellationToken cancellationToken)
        {
            return _emptyStringTask;
        }
    }
}