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fix: update UsageHeatMap.tsx to account for daylight savings (#696)

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apixandru 2022-12-07 19:24:36 -05:00 • committed by GitHub
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commit 4d9857ce18
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6
web/src/components/UsageHeatMap.tsx
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@ -46,7 +46,11 @@ const UsageHeatMap = () => {
for (const record of data) {
const index = (utils.getDateStampByDate(record * 1000) - beginDayTimestamp) / (1000 * 3600 * 24) - 1;
if (index >= 0) {
newStat[index].count += 1;
// because of dailight savings, some days may be 23 hours long instead of 24 hours long
// this causes the calculations to yield weird indices such as 40.93333333333
// rounding them may not give you the exact day on the heat map, but it's not too bad
const exactIndex = +index.toFixed(0);
newStat[exactIndex].count += 1;
}
}
setAllStat([...newStat]);