Files
pezkuwi-subxt/examples/kusama_balance_transfer.rs
T
2020-03-16 15:16:14 +00:00

48 lines
1.6 KiB
Rust

// Copyright 2020 Parity Technologies (UK) Ltd.
// This file is part of substrate-subxt.
//
// subxt is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// subxt is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with substrate-subxt. If not, see <http://www.gnu.org/licenses/>.
use sp_keyring::AccountKeyring;
use substrate_subxt::{
balances,
Error,
system::System,
KusamaRuntime,
};
fn main() {
async_std::task::block_on(async move {
env_logger::init();
let xt_result = transfer_balance().await;
match xt_result {
Ok(hash) => println!("Balance transfer extrinsic submitted: {}", hash),
Err(_) => eprintln!("Balance transfer extrinisic failed"),
}
});
}
async fn transfer_balance() -> Result<sp_core::H256, Error> {
let signer = AccountKeyring::Alice.pair();
let dest = AccountKeyring::Bob.to_account_id();
// note use of `KusamaRuntime`
substrate_subxt::ClientBuilder::<KusamaRuntime>::new()
.build().await?
.xt(signer, None).await?
.submit(balances::transfer::<KusamaRuntime>(dest.clone().into(), 10_000))
.await
}