56 lines
1.8 KiB
TypeScript
56 lines
1.8 KiB
TypeScript
type EnvelopeTimestampZone = string;
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function formatUtcTimestamp(date: Date): string {
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const yyyy = String(date.getUTCFullYear()).padStart(4, "0");
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const mm = String(date.getUTCMonth() + 1).padStart(2, "0");
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const dd = String(date.getUTCDate()).padStart(2, "0");
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const hh = String(date.getUTCHours()).padStart(2, "0");
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const min = String(date.getUTCMinutes()).padStart(2, "0");
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return `${yyyy}-${mm}-${dd}T${hh}:${min}Z`;
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}
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function formatZonedTimestamp(date: Date, timeZone?: string): string {
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const parts = new Intl.DateTimeFormat("en-US", {
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timeZone,
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year: "numeric",
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month: "2-digit",
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day: "2-digit",
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hour: "2-digit",
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minute: "2-digit",
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hourCycle: "h23",
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timeZoneName: "short",
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}).formatToParts(date);
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const pick = (type: string) => parts.find((part) => part.type === type)?.value;
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const yyyy = pick("year");
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const mm = pick("month");
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const dd = pick("day");
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const hh = pick("hour");
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const min = pick("minute");
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const tz = [...parts]
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.reverse()
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.find((part) => part.type === "timeZoneName")
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?.value?.trim();
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if (!yyyy || !mm || !dd || !hh || !min) {
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throw new Error("Missing date parts for envelope timestamp formatting.");
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}
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return `${yyyy}-${mm}-${dd} ${hh}:${min}${tz ? ` ${tz}` : ""}`;
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}
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export function formatEnvelopeTimestamp(date: Date, zone: EnvelopeTimestampZone = "utc"): string {
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const normalized = zone.trim().toLowerCase();
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if (normalized === "utc" || normalized === "gmt") return formatUtcTimestamp(date);
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if (normalized === "local" || normalized === "host") return formatZonedTimestamp(date);
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return formatZonedTimestamp(date, zone);
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}
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export function formatLocalEnvelopeTimestamp(date: Date): string {
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return formatEnvelopeTimestamp(date, "local");
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}
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export function escapeRegExp(value: string): string {
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return value.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
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}
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