Hi,

I just have a simple app which will first fetch_history, then fetch a
transaction.

How should I write this poller code? I was very confused by the cli.cpp
example in libbitcoin-client.

https://github.com/darkwallet/darkleaks/blob/master/dl_check_addr.cpp#L122

Is this over-engineered for my case / is there something simpler I can do?

Thanks.