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improve grouping statistics performance

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This commit is contained in:
vcoppe
2026-01-11 19:48:48 +01:00
parent 9019317e5c
commit f24956c58d
16 changed files with 668 additions and 591 deletions
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25
website/src/lib/logic/file-actions.ts
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@@ -215,7 +215,7 @@ export const fileActions = {
reverseSelection: () => {
if (
!get(selection).hasAnyChildren(new ListRootItem(), true, ['waypoints']) ||
get(gpxStatistics).local.points?.length <= 1
get(gpxStatistics).global.length <= 1
) {
return;
}
@@ -345,19 +345,20 @@ export const fileActions = {
let startTime: Date | undefined = undefined;
if (speed !== undefined) {
if (
statistics.local.points.length > 0 &&
statistics.local.points[0].time !== undefined
statistics.global.length > 0 &&
statistics.getTrackPoint(0)!.trkpt.time !== undefined
) {
startTime = statistics.local.points[0].time;
startTime = statistics.getTrackPoint(0)!.trkpt.time;
} else {
let index = statistics.local.points.findIndex(
(point) => point.time !== undefined
);
if (index !== -1 && statistics.local.points[index].time) {
startTime = new Date(
statistics.local.points[index].time.getTime() -
(1000 * 3600 * statistics.local.distance.total[index]) / speed
);
for (let i = 0; i < statistics.global.length; i++) {
const point = statistics.getTrackPoint(i)!;
if (point.trkpt.time !== undefined) {
startTime = new Date(
point.trkpt.time.getTime() -
(1000 * 3600 * point.distance.total) / speed
);
break;
}
}
}
}