use bitcoin::hashes::hex::FromHex;
-use bitcoin::BlockHash;
+use bitcoin::{Address, BlockHash, Txid};
use lightning_block_sync::http::JsonResponse;
use std::convert::TryInto;
+use std::str::FromStr;
pub struct FundedTx {
pub changepos: i64,
}
pub struct FeeResponse {
- pub feerate: Option<u32>,
+ pub feerate_sat_per_kw: Option<u32>,
pub errored: bool,
}
let errored = !self.0["errors"].is_null();
Ok(FeeResponse {
errored,
- feerate: match self.0["feerate"].as_f64() {
- Some(fee) => Some((fee * 100_000_000.0).round() as u32),
+ feerate_sat_per_kw: match self.0["feerate"].as_f64() {
+ // Bitcoin Core gives us a feerate in BTC/KvB, which we need to convert to
+ // satoshis/KW. Thus, we first multiply by 10^8 to get satoshis, then divide by 4
+ // to convert virtual-bytes into weight units.
+ Some(feerate_btc_per_kvbyte) => {
+ Some((feerate_btc_per_kvbyte * 100_000_000.0 / 4.0).round() as u32)
+ }
+ None => None,
+ },
+ })
+ }
+}
+
+pub struct MempoolMinFeeResponse {
+ pub feerate_sat_per_kw: Option<u32>,
+ pub errored: bool,
+}
+
+impl TryInto<MempoolMinFeeResponse> for JsonResponse {
+ type Error = std::io::Error;
+ fn try_into(self) -> std::io::Result<MempoolMinFeeResponse> {
+ let errored = !self.0["errors"].is_null();
+ assert_eq!(self.0["maxmempool"].as_u64(), Some(300000000));
+ Ok(MempoolMinFeeResponse {
+ errored,
+ feerate_sat_per_kw: match self.0["mempoolminfee"].as_f64() {
+ // Bitcoin Core gives us a feerate in BTC/KvB, which we need to convert to
+ // satoshis/KW. Thus, we first multiply by 10^8 to get satoshis, then divide by 4
+ // to convert virtual-bytes into weight units.
+ Some(feerate_btc_per_kvbyte) => {
+ Some((feerate_btc_per_kvbyte * 100_000_000.0 / 4.0).round() as u32)
+ }
None => None,
},
})
})
}
}
+
+pub struct ListUnspentUtxo {
+ pub txid: Txid,
+ pub vout: u32,
+ pub amount: u64,
+ pub address: Address,
+}
+
+pub struct ListUnspentResponse(pub Vec<ListUnspentUtxo>);
+
+impl TryInto<ListUnspentResponse> for JsonResponse {
+ type Error = std::io::Error;
+ fn try_into(self) -> Result<ListUnspentResponse, Self::Error> {
+ let utxos = self
+ .0
+ .as_array()
+ .unwrap()
+ .iter()
+ .map(|utxo| ListUnspentUtxo {
+ txid: Txid::from_str(&utxo["txid"].as_str().unwrap().to_string()).unwrap(),
+ vout: utxo["vout"].as_u64().unwrap() as u32,
+ amount: bitcoin::Amount::from_btc(utxo["amount"].as_f64().unwrap())
+ .unwrap()
+ .to_sat(),
+ address: Address::from_str(&utxo["address"].as_str().unwrap().to_string()).unwrap(),
+ })
+ .collect();
+ Ok(ListUnspentResponse(utxos))
+ }
+}