clients: snapshot

crates/brk_computer/src/market/lookback/vecs.rs

@@ -7,5 +7,6 @@ use crate::internal::ComputedFromDateLast;
 /// Price lookback metrics
 #[derive(Clone, Traversable)]
 pub struct Vecs {
+    #[traversable(flatten)]
     pub price_ago: ByLookbackPeriod<ComputedFromDateLast<Dollars>>,
 }

crates/brk_computer/src/price/oracle/compute.rs

@@ -20,6 +20,9 @@ use super::{
 };
 use crate::{ComputeIndexes, indexes};
 
+/// Flush interval for periodic writes during oracle computation.
+const FLUSH_INTERVAL: usize = 10_000;
+
 impl Vecs {
     /// Compute oracle prices from on-chain data
     pub fn compute(
@@ -275,9 +278,15 @@ impl Vecs {
 
             self.price_cents
                 .truncate_push_at(height.to_usize(), price_cents)?;
+
+            // Periodic flush to avoid data loss on long computations
+            if height.to_usize() % FLUSH_INTERVAL == 0 {
+                let _lock = exit.lock();
+                self.price_cents.write()?;
+            }
         }
 
-        // Write height prices
+        // Final write
         {
             let _lock = exit.lock();
             self.price_cents.write()?;

crates/brk_computer/src/price/oracle/import.rs

@@ -1,6 +1,6 @@
 use brk_error::Result;
-use brk_types::Version;
-use vecdb::{BytesVec, Database, ImportableVec, PcoVec};
+use brk_types::{DateIndex, OHLCCents, OHLCDollars, Version};
+use vecdb::{BytesVec, Database, ImportableVec, IterableCloneableVec, LazyVecFrom1, PcoVec};
 
 use super::Vecs;
 
@@ -10,9 +10,17 @@ impl Vecs {
         let ohlc_cents = BytesVec::forced_import(db, "oracle_ohlc_cents", version)?;
         let tx_count = PcoVec::forced_import(db, "oracle_tx_count", version)?;
 
+        let ohlc_dollars = LazyVecFrom1::init(
+            "oracle_ohlc",
+            version,
+            ohlc_cents.boxed_clone(),
+            |di: DateIndex, iter| iter.get(di).map(|o: OHLCCents| OHLCDollars::from(o)),
+        );
+
         Ok(Self {
             price_cents,
             ohlc_cents,
+            ohlc_dollars,
             tx_count,
         })
     }

crates/brk_computer/src/price/oracle/vecs.rs

@@ -1,6 +1,6 @@
 use brk_traversable::Traversable;
-use brk_types::{Cents, DateIndex, Height, OHLCCents, StoredU32};
-use vecdb::{BytesVec, PcoVec};
+use brk_types::{Cents, DateIndex, Height, OHLCCents, OHLCDollars, StoredU32};
+use vecdb::{BytesVec, LazyVecFrom1, PcoVec};
 
 /// Vectors storing UTXOracle-derived price data
 #[derive(Clone, Traversable)]
@@ -13,6 +13,9 @@ pub struct Vecs {
     /// Uses BytesVec because OHLCCents is a complex type
     pub ohlc_cents: BytesVec<DateIndex, OHLCCents>,
 
+    /// Daily OHLC in dollars (lazy conversion from cents)
+    pub ohlc_dollars: LazyVecFrom1<DateIndex, OHLCDollars, DateIndex, OHLCCents>,
+
     /// Number of qualifying transactions per day (for confidence)
     pub tx_count: PcoVec<DateIndex, StoredU32>,
 }