/// <summary>
/// Stop observing spending transactions
/// </summary>
/// <param name="address"></param>
/// <returns></returns>
public async Task UnsubscribeAddressToHistory(string address)
{
_addressValidator.AssertValid(address);
var entity = new ObservableAddressEntity(address, TxDirection.Incoming);
await _operationRepo.DeleteAsync(entity);
}
/// <summary>
/// Observe receiving transactions for this address.
/// Only need this to return expected errors.
/// </summary>
/// <param name="address"></param>
/// <returns></returns>
public async Task SubscribeAddressFrom(string address)
{
_addressValidator.AssertValid(address);
var entity = new ObservableAddressEntity(address, TxDirection.Outgoing);
await _operationRepo.InsertAsync(entity);
}
