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fix(datetime): local datetime parsing

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Dylan De Faoite
2026-06-25 23:17:03 +01:00
parent 7db25194bc
commit 0b2c875889
2 changed files with 11 additions and 3 deletions
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11
frontend/src/utils/utils.ts
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@@ -7,13 +7,20 @@ function formatTime(seconds: number): string {
return `${m}:${pad(s)}`;
}
// Parses a UTC date string, appending Z if no timezone offset is present so
// the browser always interprets the value as UTC rather than local time.
function stringToDate(dateString: string): Date {
const normalized = dateString.replace(/(\.\d{3})\d+/, "$1");
const date = new Date(normalized);
const withTz = /[Zz]$|[+-]\d{2}:\d{2}$|[+-]\d{4}$/.test(normalized) ? normalized : `${normalized}Z`;
const date = new Date(withTz);
if (isNaN(date.getTime())) throw new Error("Invalid date string");
return date;
}
function formatLocalDate(dateString: string, options?: Intl.DateTimeFormatOptions): string {
return stringToDate(dateString).toLocaleDateString(undefined, options ?? { year: "numeric", month: "long", day: "numeric" });
}
function dateToTimeAgo(date: Date): string {
const secondsAgo = Math.floor((Date.now() - date.getTime()) / 1000);
const units: [number, string][] = [
@@ -33,4 +40,4 @@ function dateToTimeAgo(date: Date): string {
return `${s} second${s !== 1 ? 's' : ''} ago`;
}
export { formatTime, stringToDate, dateToTimeAgo };
export { formatTime, stringToDate, dateToTimeAgo, formatLocalDate };