From 37c95909dbebacfce08aef978857b8e96c6a9566 Mon Sep 17 00:00:00 2001
From: Piv <18462828+Piv200@users.noreply.github.com>
Date: Sat, 11 Feb 2023 23:27:21 +1030
Subject: [PATCH] Reduce the epsilon value format to 5 decimal places

---
 src/move_money.rs          | 10 +++++++++-
 src/overhead_allocation.rs |  2 +-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/move_money.rs b/src/move_money.rs
index 35df9e3..d5e423e 100644
--- a/src/move_money.rs
+++ b/src/move_money.rs
@@ -1,7 +1,7 @@
 use std::collections::HashMap;
 
 use itertools::Itertools;
-use serde::{Deserialize, Serialize};
+use serde::{Deserialize, Serialize, Serializer};
 
 #[derive(Debug, Deserialize)]
 struct CsvMovementRule {
@@ -86,9 +86,17 @@ pub struct CsvCost {
     pub account: String,
     #[serde(rename = "COSTCENTRE")]
     pub department: String,
+    #[serde(serialize_with = "round_serialize")]
     pub value: f64,
 }
 
+fn round_serialize<S>(x: &f64, s: S) -> Result<S::Ok, S::Error>
+where
+    S: Serializer,
+{
+    s.serialize_f64((x * 100000.).round() / 100000.)
+}
+
 pub fn move_money<R, L, O>(
     rules_reader: csv::Reader<R>,
     lines_reader: csv::Reader<L>,
diff --git a/src/overhead_allocation.rs b/src/overhead_allocation.rs
index dca0cea..ae3226b 100644
--- a/src/overhead_allocation.rs
+++ b/src/overhead_allocation.rs
@@ -388,7 +388,7 @@ where
     for cost in results {
         for department in cost.summed_department_costs {
             // Any consumers should assume missing cc/account value was 0 (we already ignore overhead, as they all 0 out)
-            if department.value != 0. {
+            if department.value > 0.00001 || department.value < -0.00001 {
                 output.serialize(CsvCost {
                     account: cost.account.clone(),
                     department: department.department,