bark-wallet 0.1.3

Wallet library and CLI for the bitcoin Ark protocol built by Second
Documentation 
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mod pay;
mod receive;

use anyhow::Context;
use bitcoin::Amount;
use lightning_invoice::Bolt11Invoice;
use lnurllib::LnUrlResponse;
use lnurllib::lightning_address::LightningAddress;

use bitcoin_ext::AmountExt;

/// Initiates payment of a LNURL-Pay invoice.
///
/// This function attempts to pay the given invoice and returns immediately;
/// it does not wait for the payment to be completed or for the pre-image
/// to be released by the receiver.
///
/// To determine whether the payment succeeded or failed,
/// call [Wallet::check_lightning_payment] after initiating the payment.
async fn lnurlp_invoice(
	lnurlp: &str,
	amount: Amount,
	comment: Option<impl AsRef<str>>,
) -> anyhow::Result<Bolt11Invoice> {
	let client = lnurllib::Builder::default().build_async().context("lnurl client error")?;
	let resp = match client.make_request(lnurlp).await.context("failed to make lnurl request")? {
		LnUrlResponse::LnUrlPayResponse(v) => v,
		LnUrlResponse::LnUrlWithdrawResponse(_) => bail!("received lnurl withdraw"),
		LnUrlResponse::LnUrlChannelResponse(_) => bail!("received lnurl channel"),
	};

	let comment = comment.as_ref().map(|s| s.as_ref());
	let invoice = client.get_invoice(&resp, amount.to_msat(), None, comment).await
		.context("failed to fetch invoice from lnurlpay")?.pr;

	Ok(invoice.parse().with_context(|| format!("received invalid invoice: {}", invoice))?)
}

/// Initiates payment of a Lightning Address.
///
/// This function attempts to pay the given address and returns immediately;
/// it does not wait for the payment to be completed or for the pre-image
/// to be released by the receiver.
///
/// To determine whether the payment succeeded or failed,
/// call [Wallet::check_lightning_payment] after initiating the payment.
async fn lnaddr_invoice(
	addr: &LightningAddress,
	amount: Amount,
	comment: Option<impl AsRef<str>>,
) -> anyhow::Result<Bolt11Invoice> {
	let lnurl = addr.lnurlp_url();
	Ok(lnurlp_invoice(&lnurl, amount, comment).await?)
}

#[cfg(test)]
mod test {
	use std::str::FromStr;
	use std::sync::Arc;

	use bitcoin::Network;
	use ark::lightning::{Bolt12Invoice, Bolt12InvoiceExt, Invoice};
	use lightning_invoice::Bolt11Invoice;

	use crate::{Config, Wallet};
	use crate::persist::adaptor::StorageAdaptorWrapper;

	#[allow(unused)] // just exists for compile check
	async fn pay_lightning_invoice_argument() {
		//! Check the different possible argument for pay_lightning_invoice

		let db = Arc::new(StorageAdaptorWrapper::new_memory());
		let w = Wallet::open(
			&"".parse().unwrap(), db, Config::network_default(Network::Regtest),
		).await.unwrap();

		let bolt11 = Bolt11Invoice::from_str("").unwrap();
		w.pay_lightning_invoice(bolt11, None).await.unwrap();

		let bolt12 = Bolt12Invoice::from_str("").unwrap();
		w.pay_lightning_invoice(bolt12, None).await.unwrap();

		let string = format!("lnbc1..");
		w.pay_lightning_invoice(string, None).await.unwrap();

		let strr = "lnbc1..";
		w.pay_lightning_invoice(strr, None).await.unwrap();

		let invoice = Invoice::Bolt11("".parse().unwrap());
		w.pay_lightning_invoice(invoice, None).await.unwrap();
	}
}