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Add comment to explain 99.99 decision

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Signed-off-by: Christian König <ckoenig@posteo.de>
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Christian König
2022-10-13 09:52:09 +02:00
parent 4627fba09a
commit fb2635db52
1 changed files with 6 additions and 0 deletions
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scripts/pi-hole/js/index.js
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@@ -725,7 +725,13 @@ function updateSummaryData(runOnce) {
function doughnutTooltip(tooltipLabel) {
var percentageTotalShown = tooltipLabel.chart._metasets[0].total.toFixed(2);
// tooltipLabel.chart._metasets[0].total returns the total percentage of the shown slices
// to compensate rounding errors we round to two decimals
var label = " " + tooltipLabel.label;
// even if no doughnut slice is hidden, sometimes percentageTotalShown is only 99.99
// we therefore use this value to decide if slices are hidden
if (percentageTotalShown >= 99.99) {
// All items shown
return label + ": " + tooltipLabel.parsed.toFixed(1) + "%";