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use crate::{
execution::*,
metrics::publish_expected_bitcoin_balance,
service::{spawn_cancelable, ShutdownSender},
system::VaultIdManager,
Error,
};
use runtime::{InterBtcParachain, RedeemPallet, RequestRedeemEvent};
use std::time::Duration;
pub async fn listen_for_redeem_requests(
shutdown_tx: ShutdownSender,
parachain_rpc: InterBtcParachain,
vault_id_manager: VaultIdManager,
num_confirmations: u32,
payment_margin: Duration,
auto_rbf: bool,
) -> Result<(), Error> {
parachain_rpc
.on_event::<RequestRedeemEvent, _, _, _>(
|event| async {
let vault = match vault_id_manager.get_vault(&event.vault_id).await {
Some(x) => x,
None => return, };
tracing::info!("Received redeem request: {:?}", event);
let _ = publish_expected_bitcoin_balance(&vault, parachain_rpc.clone()).await;
let parachain_rpc = parachain_rpc.clone();
spawn_cancelable(shutdown_tx.subscribe(), async move {
tracing::info!("Executing redeem #{:?}", event.redeem_id);
let result = async {
let request = Request::from_redeem_request(
*event.redeem_id,
parachain_rpc.get_redeem_request(*event.redeem_id).await?,
payment_margin,
)?;
request
.pay_and_execute(parachain_rpc, vault, num_confirmations, auto_rbf)
.await
}
.await;
match result {
Ok(_) => tracing::info!(
"Completed redeem request #{} with amount {}",
*event.redeem_id,
event.amount
),
Err(e) => tracing::error!(
"Failed to process redeem request #{}: {}",
*event.redeem_id,
e.to_human()
),
}
});
},
|error| tracing::error!("Error reading redeem event: {}", error.to_human()),
)
.await?;
Ok(())
}