private MessagePair FindPair(string start)
{
var variants = _pairRepository.GetAll(start).Select(x => x.Count).ToList();
var sum = variants.Sum();
var rand = new Random(DateTime.Now.Millisecond).Next(sum);
var i = 0;
for (; i < variants.Count; i++)
{
rand -= variants[i];
if (rand <= 0)
{
break;
}
}
return(_pairRepository.Get(start, i));
}
public Task <T> GetInstance(Guid key1, Guid key2)
{
return(Task.Run(() => { return _pairRepository.Get(key1, key2); }));
}