// To the extent possible under law, the author(s) have dedicated all
// copyright and related and neighboring rights to this software to
// the public domain worldwide. This software is distributed without
// any warranty.
//
// You should have received a copy of the CC0 Public Domain Dedication
// along with this software.
// If not, see .
//
//! A very simple example used as a self-test of this library against a Bitcoin
//! Core node.
extern crate bitcoincore_rpc;
use bitcoincore_rpc::{bitcoin, Auth, Client, Error, RpcApi};
fn main_result() -> Result<(), Error> {
let mut args = std::env::args();
let _exe_name = args.next().unwrap();
let url = args.next().expect("Usage: ");
let user = args.next().expect("no user given");
let pass = args.next().expect("no pass given");
let rpc = Client::new(url, Auth::UserPass(user, pass)).unwrap();
let _blockchain_info = rpc.get_blockchain_info()?;
let best_block_hash = rpc.get_best_block_hash()?;
println!("best block hash: {}", best_block_hash);
let bestblockcount = rpc.get_block_count()?;
println!("best block height: {}", bestblockcount);
let best_block_hash_by_height = rpc.get_block_hash(bestblockcount)?;
println!("best block hash by height: {}", best_block_hash_by_height);
assert_eq!(best_block_hash_by_height, best_block_hash);
let bitcoin_block: bitcoin::Block = rpc.get_by_id(&best_block_hash)?;
println!("best block hash by `get`: {}", bitcoin_block.header.prev_blockhash);
let bitcoin_tx: bitcoin::Transaction = rpc.get_by_id(&bitcoin_block.txdata[0].txid())?;
println!("tx by `get`: {}", bitcoin_tx.txid());
Ok(())
}
fn main() {
main_result().unwrap();
}