From d2e1e439ecbb43c8ba9891e9cd7d303a96197f3d Mon Sep 17 00:00:00 2001
From: regularmute <93884347+Regularmute@users.noreply.github.com>
Date: Thu, 2 May 2024 18:46:26 +0300
Subject: [PATCH] not try to map nonexistent mappedData in timelogChart
 component

this prevents site from crashing when the component's mappedData
prop is null.
---
 frontend/src/components/TimeLogsPage/TimeLogChart.jsx | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/frontend/src/components/TimeLogsPage/TimeLogChart.jsx b/frontend/src/components/TimeLogsPage/TimeLogChart.jsx
index 7560097..5f01fe2 100644
--- a/frontend/src/components/TimeLogsPage/TimeLogChart.jsx
+++ b/frontend/src/components/TimeLogsPage/TimeLogChart.jsx
@@ -103,8 +103,10 @@ const TimeLogChart = (props) => {
 
   useEffect(() => {
     const mappedData = mapSprintSummaryData(groupSprintSummary)
-    setSprints([...new Set(mappedData.map((entry) => entry.sprint).filter((entry) => entry !== -1))])
-    setChartData(mappedData)
+    if (mappedData) {
+      setSprints([...new Set(mappedData.map((entry) => entry.sprint).filter((entry) => entry !== -1))])
+      setChartData(mappedData)
+    }
   }, [groupSprintSummary])
 
   if (chartData && chartData.length > 0) {