bdk/crates/chain/src/changeset.rs
2024-07-07 16:46:10 +08:00

94 lines
3.0 KiB
Rust

/// A changeset containing [`crate`] structures typically persisted together.
#[cfg(feature = "miniscript")]
#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(
feature = "serde",
derive(crate::serde::Deserialize, crate::serde::Serialize),
serde(
crate = "crate::serde",
bound(
deserialize = "A: Ord + crate::serde::Deserialize<'de>, K: Ord + crate::serde::Deserialize<'de>",
serialize = "A: Ord + crate::serde::Serialize, K: Ord + crate::serde::Serialize",
),
)
)]
pub struct CombinedChangeSet<K, A> {
/// Changes to the [`LocalChain`](crate::local_chain::LocalChain).
pub chain: crate::local_chain::ChangeSet,
/// Changes to [`IndexedTxGraph`](crate::indexed_tx_graph::IndexedTxGraph).
pub indexed_tx_graph:
crate::indexed_tx_graph::ChangeSet<A, crate::indexer::keychain_txout::ChangeSet<K>>,
/// Stores the network type of the transaction data.
pub network: Option<bitcoin::Network>,
}
#[cfg(feature = "miniscript")]
impl<K, A> core::default::Default for CombinedChangeSet<K, A> {
fn default() -> Self {
Self {
chain: core::default::Default::default(),
indexed_tx_graph: core::default::Default::default(),
network: None,
}
}
}
#[cfg(feature = "miniscript")]
impl<K: Ord, A: crate::Anchor> crate::Merge for CombinedChangeSet<K, A> {
fn merge(&mut self, other: Self) {
crate::Merge::merge(&mut self.chain, other.chain);
crate::Merge::merge(&mut self.indexed_tx_graph, other.indexed_tx_graph);
if other.network.is_some() {
debug_assert!(
self.network.is_none() || self.network == other.network,
"network type must either be just introduced or remain the same"
);
self.network = other.network;
}
}
fn is_empty(&self) -> bool {
self.chain.is_empty() && self.indexed_tx_graph.is_empty() && self.network.is_none()
}
}
#[cfg(feature = "miniscript")]
impl<K, A> From<crate::local_chain::ChangeSet> for CombinedChangeSet<K, A> {
fn from(chain: crate::local_chain::ChangeSet) -> Self {
Self {
chain,
..Default::default()
}
}
}
#[cfg(feature = "miniscript")]
impl<K, A> From<crate::indexed_tx_graph::ChangeSet<A, crate::indexer::keychain_txout::ChangeSet<K>>>
for CombinedChangeSet<K, A>
{
fn from(
indexed_tx_graph: crate::indexed_tx_graph::ChangeSet<
A,
crate::indexer::keychain_txout::ChangeSet<K>,
>,
) -> Self {
Self {
indexed_tx_graph,
..Default::default()
}
}
}
#[cfg(feature = "miniscript")]
impl<K, A> From<crate::indexer::keychain_txout::ChangeSet<K>> for CombinedChangeSet<K, A> {
fn from(indexer: crate::indexer::keychain_txout::ChangeSet<K>) -> Self {
Self {
indexed_tx_graph: crate::indexed_tx_graph::ChangeSet {
indexer,
..Default::default()
},
..Default::default()
}
}
}