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make fee in TransactionDetails Option, add confirmation_time field as Option

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confirmation_time contains both a block height and block timestamp and is
Some only for confirmed transaction
This commit is contained in:
Riccardo Casatta
2021-06-12 15:01:44 +02:00
parent 18254110c6
commit 0bbfa5f989
10 changed files with 185 additions and 121 deletions
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26
src/blockchain/utils.rs
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@@ -21,7 +21,7 @@ use bitcoin::{BlockHeader, OutPoint, Script, Transaction, Txid};
use super::*;
use crate::database::{BatchDatabase, BatchOperations, DatabaseUtils};
use crate::error::Error;
use crate::types::{KeychainKind, LocalUtxo, TransactionDetails};
use crate::types::{ConfirmationTime, KeychainKind, LocalUtxo, TransactionDetails};
use crate::wallet::time::Instant;
use crate::wallet::utils::ChunksIterator;
@@ -147,13 +147,14 @@ pub trait ElectrumLikeSync {
// save any tx details not in db but in history_txs_id or with different height/timestamp
for txid in history_txs_id.iter() {
let height = txid_height.get(txid).cloned().flatten();
let timestamp = *new_timestamps.get(txid).unwrap_or(&0u64);
let timestamp = new_timestamps.get(txid).cloned();
if let Some(tx_details) = txs_details_in_db.get(txid) {
// check if height matches, otherwise updates it
if tx_details.height != height {
// check if tx height matches, otherwise updates it. timestamp is not in the if clause
// because we are not asking headers for confirmed tx we know about
if tx_details.confirmation_time.as_ref().map(|c| c.height) != height {
let confirmation_time = ConfirmationTime::new(height, timestamp);
let mut new_tx_details = tx_details.clone();
new_tx_details.height = height;
new_tx_details.timestamp = timestamp;
new_tx_details.confirmation_time = confirmation_time;
batch.set_tx(&new_tx_details)?;
}
} else {
@@ -238,9 +239,13 @@ pub trait ElectrumLikeSync {
chunk_size: usize,
) -> Result<HashMap<Txid, u64>, Error> {
let mut txid_timestamp = HashMap::new();
let txid_in_db_with_conf: HashSet<_> = txs_details_in_db
.values()
.filter_map(|details| details.confirmation_time.as_ref().map(|_| details.txid))
.collect();
let needed_txid_height: HashMap<&Txid, u32> = txid_height
.iter()
.filter(|(t, _)| txs_details_in_db.get(*t).is_none())
.filter(|(t, _)| !txid_in_db_with_conf.contains(*t))
.filter_map(|(t, o)| o.map(|h| (t, h)))
.collect();
let needed_heights: HashSet<u32> = needed_txid_height.values().cloned().collect();
@@ -292,7 +297,7 @@ pub trait ElectrumLikeSync {
fn save_transaction_details_and_utxos<D: BatchDatabase>(
txid: &Txid,
db: &mut D,
timestamp: u64,
timestamp: Option<u64>,
height: Option<u32>,
updates: &mut dyn BatchOperations,
utxo_deps: &HashMap<OutPoint, OutPoint>,
@@ -355,9 +360,8 @@ fn save_transaction_details_and_utxos<D: BatchDatabase>(
transaction: Some(tx),
received: incoming,
sent: outgoing,
height,
timestamp,
fees: inputs_sum.saturating_sub(outputs_sum), /* if the tx is a coinbase, fees would be negative */
confirmation_time: ConfirmationTime::new(height, timestamp),
fee: Some(inputs_sum.saturating_sub(outputs_sum)), /* if the tx is a coinbase, fees would be negative */
};
updates.set_tx(&tx_details)?;