You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
1.5 KiB
50 lines
1.5 KiB
3 years ago
|
use anyhow::{Context, Result};
|
||
|
|
use bdk::bitcoin::util::bip32::ExtendedPrivKey;
|
||
|
|
use bdk::bitcoin::{Amount, PublicKey};
|
||
|
|
use bdk::blockchain::{ElectrumBlockchain, NoopProgress};
|
||
|
|
use bdk::KeychainKind;
|
||
|
|
use cfd_protocol::{PartyParams, WalletExt};
|
||
|
|
use std::path::Path;
|
||
|
|
|
||
|
|
const SLED_TREE_NAME: &str = "wallet";
|
||
|
|
|
||
|
|
pub struct Wallet<B = ElectrumBlockchain, D = bdk::sled::Tree> {
|
||
|
|
wallet: bdk::Wallet<B, D>,
|
||
|
|
}
|
||
|
|
|
||
|
|
impl Wallet {
|
||
|
|
pub async fn new(
|
||
|
|
electrum_rpc_url: &str,
|
||
|
|
wallet_dir: &Path,
|
||
|
|
ext_priv_key: ExtendedPrivKey,
|
||
|
|
) -> Result<Self> {
|
||
|
|
let client = bdk::electrum_client::Client::new(electrum_rpc_url)
|
||
|
|
.context("Failed to initialize Electrum RPC client")?;
|
||
|
|
|
||
|
|
// TODO: Replace with sqlite once https://github.com/bitcoindevkit/bdk/pull/376 is merged.
|
||
|
|
let db = bdk::sled::open(wallet_dir)?.open_tree(SLED_TREE_NAME)?;
|
||
|
|
|
||
|
|
let wallet = bdk::Wallet::new(
|
||
|
|
bdk::template::Bip84(ext_priv_key, KeychainKind::External),
|
||
|
|
Some(bdk::template::Bip84(ext_priv_key, KeychainKind::Internal)),
|
||
|
|
ext_priv_key.network,
|
||
|
|
db,
|
||
|
|
ElectrumBlockchain::from(client),
|
||
|
|
)?;
|
||
|
|
|
||
|
|
wallet
|
||
|
|
.sync(NoopProgress, None)
|
||
|
|
.context("Failed to sync the wallet")?; // TODO: Use LogProgress once we have logging.
|
||
|
|
|
||
|
|
Ok(Self { wallet })
|
||
|
|
}
|
||
|
|
|
||
|
|
pub fn build_party_params(
|
||
|
|
&self,
|
||
|
|
amount: Amount,
|
||
|
|
identity_pk: PublicKey,
|
||
|
|
) -> Result<PartyParams> {
|
||
|
|
self.wallet.build_party_params(amount, identity_pk)
|
||
|
|
}
|
||
|
|
}
|