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feat(esplora): include previous TxOuts for fee calculation

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The previous `TxOut` for transactions received from an external
wallet are added as floating `TxOut`s to `TxGraph` to allow for
fee calculation.
This commit is contained in:
Wei Chen
2024-01-31 23:41:42 +08:00
parent f099b42005
commit 552f11cb5f
4 changed files with 82 additions and 2 deletions
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20
crates/esplora/src/async_ext.rs
View File

@@ -1,7 +1,7 @@
use async_trait::async_trait;
use bdk_chain::collections::btree_map;
use bdk_chain::{
bitcoin::{BlockHash, OutPoint, ScriptBuf, Txid},
bitcoin::{BlockHash, OutPoint, ScriptBuf, TxOut, Txid},
collections::BTreeMap,
local_chain::{self, CheckPoint},
BlockId, ConfirmationTimeHeightAnchor, TxGraph,
@@ -204,6 +204,24 @@ impl EsploraAsyncExt for esplora_client::AsyncClient {
if let Some(anchor) = anchor_from_status(&tx.status) {
let _ = graph.insert_anchor(tx.txid, anchor);
}
let previous_outputs = tx.vin.iter().filter_map(|vin| {
let prevout = vin.prevout.as_ref()?;
Some((
OutPoint {
txid: vin.txid,
vout: vin.vout,
},
TxOut {
script_pubkey: prevout.scriptpubkey.clone(),
value: prevout.value,
},
))
});
for (outpoint, txout) in previous_outputs {
let _ = graph.insert_txout(outpoint, txout);
}
}
}

20
crates/esplora/src/blocking_ext.rs
View File

@@ -3,7 +3,7 @@ use std::thread::JoinHandle;
use bdk_chain::collections::btree_map;
use bdk_chain::collections::BTreeMap;
use bdk_chain::{
bitcoin::{BlockHash, OutPoint, ScriptBuf, Txid},
bitcoin::{BlockHash, OutPoint, ScriptBuf, TxOut, Txid},
local_chain::{self, CheckPoint},
BlockId, ConfirmationTimeHeightAnchor, TxGraph,
};
@@ -194,6 +194,24 @@ impl EsploraExt for esplora_client::BlockingClient {
if let Some(anchor) = anchor_from_status(&tx.status) {
let _ = graph.insert_anchor(tx.txid, anchor);
}
let previous_outputs = tx.vin.iter().filter_map(|vin| {
let prevout = vin.prevout.as_ref()?;
Some((
OutPoint {
txid: vin.txid,
vout: vin.vout,
},
TxOut {
script_pubkey: prevout.scriptpubkey.clone(),
value: prevout.value,
},
))
});
for (outpoint, txout) in previous_outputs {
let _ = graph.insert_txout(outpoint, txout);
}
}
}