From 8444ca06ce3e4a9138792dd72aa0b412be187aae Mon Sep 17 00:00:00 2001
From: MrWaradana <muhammadridhowaradana@gmail.com>
Date: Thu, 20 Nov 2025 17:25:12 +0700
Subject: [PATCH] fix NoneType math

---
 .../__pycache__/service.cpython-311.pyc       | Bin 8934 -> 9327 bytes
 src/plant_transaction_data/service.py         |  20 +++++++++++++-----
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/src/plant_transaction_data/__pycache__/service.cpython-311.pyc b/src/plant_transaction_data/__pycache__/service.cpython-311.pyc
index d032b246c3fb68a5a4f6f291658dbddf0b32d8c2..ded6dd8d2dc455f9e1aa441a27bc434cd20072bb 100644
GIT binary patch
delta 1440
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diff --git a/src/plant_transaction_data/service.py b/src/plant_transaction_data/service.py
index f811a09..7657a4c 100644
--- a/src/plant_transaction_data/service.py
+++ b/src/plant_transaction_data/service.py
@@ -15,6 +15,16 @@ from src.auth.service import CurrentUser
 logger = logging.getLogger(__name__)
 
 
+def _safe_float(x: object) -> float:
+    """Safely convert `x` to float, returning 0.0 for None or invalid values."""
+    try:
+        if x is None:
+            return 0.0
+        return float(x)
+    except Exception:
+        return 0.0
+
+
 async def get(
     *, db_session: DbSession, transaction_data_id: str
 ) -> Optional[PlantTransactionData]:
@@ -67,12 +77,12 @@ async def get_charts(
 
     for idx, item in enumerate(chart_data):
         total_cost = (
-            float(item.chart_capex_annualized)
-            + float(item.chart_oem_annualized)
-            + float(item.chart_fuel_cost_annualized)
-            + float(item.cost_disposal_cost)
+            _safe_float(item.chart_capex_annualized)
+            + _safe_float(item.chart_oem_annualized)
+            + _safe_float(item.chart_fuel_cost_annualized)
+            + _safe_float(item.cost_disposal_cost)
         )
-        revenue = float(item.chart_revenue_annualized)
+        revenue = _safe_float(item.chart_revenue_annualized)
 
         if previous_total_cost is not None and previous_revenue is not None:
             prev_diff = previous_total_cost - previous_revenue