public async Task <BitCoinAddress> GetPrimaryAddressAsync(string UserId)
{
var list = await Task.Run(() => _db.BitCoinAddress.ToList().FindAll(x => x.UserId == UserId));
BitCoinAddress primary = list.FirstOrDefault(x => x.Primary == true);
return(primary);
}
public async Task AddAddressAsync(BitCoinAddress bitcoinAddress)
{
await Task.Run(() => _db.BitCoinAddress.Add(bitcoinAddress));
await _db.SaveChangesAsync();
}