From 754f2aab52542f0ff9097a9e7abe863d78b34779 Mon Sep 17 00:00:00 2001
From: Kevin Hoerr <kjhoerr@submelon.dev>
Date: Fri, 17 Apr 2026 09:18:00 -0400
Subject: Reroll

---
 src/app/store/ledger.rs  | 58 ------------------------------------------------
 src/app/store/mod.rs     |  3 +--
 src/app/store/records.rs |  8 ++++---
 3 files changed, 6 insertions(+), 63 deletions(-)
 delete mode 100644 src/app/store/ledger.rs

(limited to 'src/app/store')

diff --git a/src/app/store/ledger.rs b/src/app/store/ledger.rs
deleted file mode 100644
index df65b58..0000000
--- a/src/app/store/ledger.rs
+++ /dev/null
@@ -1,58 +0,0 @@
-use bigdecimal::{BigDecimal, Zero};
-use crate::app::store::records::{EquityChangeEvent, EquitySymbol, FiduciaryAccount, ROUNDING_MODE};
-
-/// An estimated ledger is the effective sum of all the equity change events
-/// derived from record for a particular fiduciary account and equity symbol.
-pub struct EstimatedLedger<'a> {
-    pub fiduciary_account: &'a FiduciaryAccount,
-    pub equity_symbol: &'a EquitySymbol,
-    pub equity_change_events: Vec<&'a EquityChangeEvent>,
-    pub account_symbol_quantity: BigDecimal,
-    pub account_symbol_cost_basis_price: BigDecimal,
-    pub account_symbol_cost_basis_total: BigDecimal,
-    pub account_symbol_last_effective_price: BigDecimal,
-    pub account_symbol_last_update_timestamp: chrono::DateTime<chrono::Utc>,
-}
-
-impl EstimatedLedger<'_> {
-
-    /// Takes a list of all change events, a fiduciary account, and an equity
-    /// symbol for which to create a ledger.
-    /// 
-    /// All values are taken by reference, so they need to be maintained elsewhere
-    pub fn compile_change_events<'a>(fiduciary_account: &'a FiduciaryAccount, equity_symbol: &'a EquitySymbol, events: Vec<&'a EquityChangeEvent>) -> EstimatedLedger<'a> {
-        let mut acsym_events = vec![];
-        let mut quantity = BigDecimal::zero();
-        let mut cost_basis_total = BigDecimal::zero();
-        let mut last_event: Option<&EquityChangeEvent> = None;
-
-        for event in events {
-            if event.fiduciary_account_id != fiduciary_account.fiduciary_account_id || event.equity_symbol_id != equity_symbol.equity_symbol_id {
-                continue;
-            }
-
-            if last_event.is_none() || last_event.unwrap().equity_change_timestamp < event.equity_change_timestamp {
-                last_event = Some(event);
-            }
-
-            quantity += event.scored_quantity();
-            cost_basis_total += event.scored_cost_basis();
-
-            acsym_events.push(event);
-        }
-
-        let cost_basis_price = (cost_basis_total.clone() / quantity.clone()).with_scale_round(2, ROUNDING_MODE);
-
-        EstimatedLedger {
-            fiduciary_account,
-            equity_symbol,
-            equity_change_events: acsym_events,
-            account_symbol_quantity: quantity,
-            account_symbol_cost_basis_price: cost_basis_price,
-            account_symbol_cost_basis_total: cost_basis_total.with_scale_round(2, ROUNDING_MODE),
-            account_symbol_last_effective_price: last_event.map_or_else(|| BigDecimal::zero().with_scale(2), |ev| ev.estimated_price()),
-            account_symbol_last_update_timestamp: last_event.map_or_else(|| chrono::DateTime::<chrono::Utc>::MIN_UTC, |ev| ev.equity_change_timestamp),
-        }
-    }
-
-}
\ No newline at end of file
diff --git a/src/app/store/mod.rs b/src/app/store/mod.rs
index da01fba..2fa87a4 100644
--- a/src/app/store/mod.rs
+++ b/src/app/store/mod.rs
@@ -1,6 +1,5 @@
 mod sqlite;
-mod records;
-mod ledger;
+pub mod records;
 
 use sqlite::{SQLiteStore};
 use miette::{Diagnostic, Result};
diff --git a/src/app/store/records.rs b/src/app/store/records.rs
index 024c06e..682f676 100644
--- a/src/app/store/records.rs
+++ b/src/app/store/records.rs
@@ -5,6 +5,8 @@ pub static ROUNDING_MODE: RoundingMode = RoundingMode::HalfEven;
 /// Will use default precision (either 100 or ${RUST_BIGDECIMAL_DEFAULT_PRECISION})
 pub static DECIMAL_CONTEXT: LazyLock<Context> = std::sync::LazyLock::new(|| Context::default().with_rounding_mode(ROUNDING_MODE));
 
+type DateTime = chrono::DateTime<chrono::Utc>;
+
 /// Represents an account that holds equity. An account may hold equity with
 /// multiple equity symbols.
 pub struct FiduciaryAccount {
@@ -12,7 +14,7 @@ pub struct FiduciaryAccount {
     pub fiduciary_account_number: usize,
     pub fiduciary_account_name: String,
     pub fiduciary_account_description: String,
-    pub fiduciary_account_created_timestamp: chrono::DateTime<chrono::Utc>,
+    pub fiduciary_account_created_timestamp: DateTime,
 }
 
 /// An atomic enum to describe for what element of equity a symbol tracks
@@ -41,7 +43,7 @@ pub struct EquitySymbol {
     pub equity_symbol_name: String,
     pub equity_symbol_type: EquityType,
     pub equity_symbol_managing_company: String,
-    pub equity_symbol_created_timestamp: chrono::DateTime<chrono::Utc>,
+    pub equity_symbol_created_timestamp: DateTime,
 }
 
 /// An atomic enum to describe the basic action of an equity change event
@@ -82,7 +84,7 @@ pub struct EquityChangeEvent {
     pub equity_change_quantity: BigDecimal,
     pub equity_change_cost_basis: BigDecimal,
     pub equity_change_type: ChangeEventType,
-    pub equity_change_timestamp: chrono::DateTime<chrono::Utc>,
+    pub equity_change_timestamp: DateTime,
 }
 
 impl EquityChangeEvent {
-- 
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