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/** |
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* Date and Time Formatting Utilities |
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* Uses global Yatra settings for consistent date/time formatting across all pages |
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*/ |
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|
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// Supported PHP date formats: |
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// 'Y-m-d' -> 2025-12-15 |
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// 'm/d/Y' -> 12/15/2025 |
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// 'd/m/Y' -> 15/12/2025 |
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// 'd-m-Y' -> 15-12-2025 |
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// 'M d, Y' -> Dec 15, 2025 |
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// 'F d, Y' -> December 15, 2025 |
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// 'd M Y' -> 15 Dec 2025 |
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// 'd F Y' -> 15 December 2025 |
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|
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// Supported PHP time formats: |
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// 'H:i' -> 14:30 (24-hour) |
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// 'h:i A' -> 02:30 PM (12-hour) |
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// 'h:i a' -> 02:30 pm (12-hour lowercase) |
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// 'H:i:s' -> 14:30:00 (24-hour with seconds) |
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// 'h:i:s A' -> 02:30:00 PM (12-hour with seconds) |
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|
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/** |
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* Get date format from Yatra settings |
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*/ |
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export function getDateFormat(): string { |
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const w = window as any; |
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return ( |
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w?.yatraAdmin?.date_format || |
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w?.yatraAdmin?.dateFormat || |
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// Customer account pages localize their settings under yatraAccountPage. |
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w?.yatraAccountPage?.date_format || |
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"Y-m-d" |
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); |
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} |
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|
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/** |
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* Get time format from Yatra settings |
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*/ |
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export function getTimeFormat(): string { |
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const w = window as any; |
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return ( |
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w?.yatraAdmin?.time_format || |
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w?.yatraAdmin?.timeFormat || |
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w?.yatraAccountPage?.time_format || |
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"H:i" |
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); |
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} |
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|
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/** |
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* Get timezone from Yatra settings |
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*/ |
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export function getTimezone(): string { |
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const w = window as any; |
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return w?.yatraAdmin?.timezone || w?.yatraAccountPage?.timezone || "UTC"; |
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} |
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|
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/** |
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* Parse a value into a Date, treating a date-only string ("YYYY-MM-DD") as a |
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* LOCAL calendar date. |
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* |
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* `new Date("2026-08-01")` parses as UTC midnight, but the formatters read it |
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* back with local getters (getDate/getMonth/…), so in any behind-UTC timezone |
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* the day rolls back (Aug 1 → Jul 31) — e.g. a booking's travel_date showing |
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* one day early. Building the Date from its parts pins it to the intended |
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* calendar day regardless of timezone. Datetime strings (with a time part) and |
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* Date objects are parsed/returned as before. |
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*/ |
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export function toDateValue(value: string | Date): Date { |
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if (typeof value !== "string") return value; |
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const dateOnly = /^(\d{4})-(\d{2})-(\d{2})$/.exec(value.trim()); |
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if (dateOnly) { |
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return new Date( |
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Number(dateOnly[1]), |
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Number(dateOnly[2]) - 1, |
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Number(dateOnly[3]), |
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); |
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} |
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return new Date(value); |
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} |
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|
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/** |
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* Format a date string according to Yatra settings |
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* @param dateString - Date string in any parseable format (ISO, YYYY-MM-DD, etc.) |
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* @param includeTime - Whether to include time in the output |
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* @returns Formatted date string |
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*/ |
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export function formatDate( |
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dateString: string | Date | null | undefined, |
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includeTime: boolean = false, |
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): string { |
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if (!dateString) return "-"; |
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|
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try { |
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const date = toDateValue(dateString); |
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|
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if (isNaN(date.getTime())) { |
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return String(dateString); |
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} |
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|
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const phpDateFormat = getDateFormat(); |
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const phpTimeFormat = getTimeFormat(); |
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|
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// Format date part |
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const formattedDate = formatDatePart(date, phpDateFormat); |
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|
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// Format time part if requested |
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if (includeTime) { |
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const formattedTime = formatTimePart(date, phpTimeFormat); |
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return `${formattedDate} ${formattedTime}`; |
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} |
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|
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return formattedDate; |
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} catch (e) { |
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return String(dateString); |
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} |
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} |
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|
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/** |
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* Format only the date part |
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*/ |
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function formatDatePart(date: Date, phpFormat: string): string { |
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const year = date.getFullYear(); |
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const month = date.getMonth(); |
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const day = date.getDate(); |
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|
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const monthNames = [ |
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"January", |
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"February", |
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"March", |
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"April", |
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"May", |
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"June", |
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"July", |
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"August", |
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"September", |
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"October", |
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"November", |
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"December", |
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]; |
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const monthShort = [ |
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"Jan", |
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"Feb", |
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"Mar", |
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"Apr", |
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"May", |
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"Jun", |
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"Jul", |
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"Aug", |
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"Sep", |
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"Oct", |
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"Nov", |
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"Dec", |
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]; |
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|
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const pad = (n: number) => n.toString().padStart(2, "0"); |
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|
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const dayNames = [ |
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"Sunday", |
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"Monday", |
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"Tuesday", |
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"Wednesday", |
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"Thursday", |
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"Friday", |
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"Saturday", |
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]; |
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const dayShort = ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"]; |
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const dayOfWeek = date.getDay(); |
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|
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switch (phpFormat) { |
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// Numeric formats |
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case "Y-m-d": |
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return `${year}-${pad(month + 1)}-${pad(day)}`; |
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case "Y/m/d": |
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return `${year}/${pad(month + 1)}/${pad(day)}`; |
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case "m/d/Y": |
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return `${pad(month + 1)}/${pad(day)}/${year}`; |
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case "d/m/Y": |
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return `${pad(day)}/${pad(month + 1)}/${year}`; |
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case "d-m-Y": |
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return `${pad(day)}-${pad(month + 1)}-${year}`; |
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case "d.m.Y": |
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return `${pad(day)}.${pad(month + 1)}.${year}`; |
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// Month name formats with padded day |
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case "M d, Y": |
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return `${monthShort[month]} ${pad(day)}, ${year}`; |
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case "F d, Y": |
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return `${monthNames[month]} ${pad(day)}, ${year}`; |
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case "d M Y": |
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return `${pad(day)} ${monthShort[month]} ${year}`; |
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case "d F Y": |
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return `${pad(day)} ${monthNames[month]} ${year}`; |
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// Month name formats with day without leading zero |
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case "M j, Y": |
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return `${monthShort[month]} ${day}, ${year}`; |
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case "F j, Y": |
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return `${monthNames[month]} ${day}, ${year}`; |
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case "j M Y": |
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return `${day} ${monthShort[month]} ${year}`; |
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case "j F Y": |
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return `${day} ${monthNames[month]} ${year}`; |
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// Year first with month name |
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case "Y M j": |
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return `${year} ${monthShort[month]} ${day}`; |
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case "Y F j": |
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return `${year} ${monthNames[month]} ${day}`; |
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// With weekday |
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case "l, F j, Y": |
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return `${dayNames[dayOfWeek]}, ${monthNames[month]} ${day}, ${year}`; |
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case "D, M j, Y": |
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return `${dayShort[dayOfWeek]}, ${monthShort[month]} ${day}, ${year}`; |
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default: |
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// Default to ISO format |
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return `${year}-${pad(month + 1)}-${pad(day)}`; |
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} |
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} |
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|
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/** |
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* Format only the time part |
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*/ |
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function formatTimePart(date: Date, phpFormat: string): string { |
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const hours = date.getHours(); |
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const minutes = date.getMinutes(); |
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const seconds = date.getSeconds(); |
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|
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const pad = (n: number) => n.toString().padStart(2, "0"); |
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|
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const hours12 = hours % 12 || 12; |
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const ampm = hours >= 12 ? "PM" : "AM"; |
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|
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switch (phpFormat) { |
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case "H:i": |
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return `${pad(hours)}:${pad(minutes)}`; |
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case "h:i A": |
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return `${pad(hours12)}:${pad(minutes)} ${ampm}`; |
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case "h:i a": |
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return `${pad(hours12)}:${pad(minutes)} ${ampm.toLowerCase()}`; |
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case "H:i:s": |
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return `${pad(hours)}:${pad(minutes)}:${pad(seconds)}`; |
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case "h:i:s A": |
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return `${pad(hours12)}:${pad(minutes)}:${pad(seconds)} ${ampm}`; |
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default: |
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return `${pad(hours)}:${pad(minutes)}`; |
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} |
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} |
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|
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/** |
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* Format a date for display with time |
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* @param dateString - Date string |
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* @returns Formatted date and time string |
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*/ |
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export function formatDateTime( |
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dateString: string | Date | null | undefined, |
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): string { |
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return formatDate(dateString, true); |
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} |
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|
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/** |
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* Format time only |
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* @param dateString - Date string or time string |
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* @returns Formatted time string |
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*/ |
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export function formatTime( |
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dateString: string | Date | null | undefined, |
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): string { |
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if (!dateString) return "-"; |
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|
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try { |
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const date = toDateValue(dateString); |
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|
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if (isNaN(date.getTime())) { |
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// Try to parse as time only (HH:mm or HH:mm:ss) |
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if ( |
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typeof dateString === "string" && |
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/^\d{1,2}:\d{2}(:\d{2})?$/.test(dateString) |
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) { |
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const [hours, minutes] = dateString.split(":").map(Number); |
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const tempDate = new Date(); |
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tempDate.setHours(hours, minutes, 0, 0); |
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return formatTimePart(tempDate, getTimeFormat()); |
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} |
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return String(dateString); |
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} |
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|
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return formatTimePart(date, getTimeFormat()); |
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} catch (e) { |
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return String(dateString); |
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} |
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} |
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|
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/** |
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* Get relative time (e.g., "2 hours ago", "3 days ago") |
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* @param dateString - Date string |
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* @returns Relative time string |
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*/ |
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export function formatRelativeTime( |
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dateString: string | Date | null | undefined, |
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): string { |
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if (!dateString) return "-"; |
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|
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try { |
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const date = toDateValue(dateString); |
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|
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if (isNaN(date.getTime())) { |
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return String(dateString); |
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} |
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|
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const now = new Date(); |
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const diffMs = now.getTime() - date.getTime(); |
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const diffSecs = Math.floor(diffMs / 1000); |
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const diffMins = Math.floor(diffSecs / 60); |
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const diffHours = Math.floor(diffMins / 60); |
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const diffDays = Math.floor(diffHours / 24); |
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const diffWeeks = Math.floor(diffDays / 7); |
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const diffMonths = Math.floor(diffDays / 30); |
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const diffYears = Math.floor(diffDays / 365); |
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|
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if (diffSecs < 60) return "Just now"; |
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if (diffMins < 60) |
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return `${diffMins} minute${diffMins > 1 ? "s" : ""} ago`; |
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if (diffHours < 24) |
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return `${diffHours} hour${diffHours > 1 ? "s" : ""} ago`; |
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if (diffDays < 7) return `${diffDays} day${diffDays > 1 ? "s" : ""} ago`; |
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if (diffWeeks < 4) |
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return `${diffWeeks} week${diffWeeks > 1 ? "s" : ""} ago`; |
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if (diffMonths < 12) |
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return `${diffMonths} month${diffMonths > 1 ? "s" : ""} ago`; |
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return `${diffYears} year${diffYears > 1 ? "s" : ""} ago`; |
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} catch (e) { |
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return String(dateString); |
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} |
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} |
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|
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/** |
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* Parse a date string to Date object |
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* @param dateString - Date string in various formats |
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* @returns Date object or null if invalid |
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*/ |
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export function parseDate(dateString: string | null | undefined): Date | null { |
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if (!dateString) return null; |
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|
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try { |
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const date = toDateValue(dateString); |
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return isNaN(date.getTime()) ? null : date; |
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} catch (e) { |
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return null; |
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} |
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} |
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|
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/** |
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* Format date for input fields (always YYYY-MM-DD for HTML date inputs) |
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* @param dateString - Date string |
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* @returns Date in YYYY-MM-DD format for input fields |
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*/ |
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/** |
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* Today's date as a LOCAL "YYYY-MM-DD" string. |
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* |
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* Use this instead of `new Date().toISOString().split("T")[0]` for default/ |
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* "today" date values: toISOString() yields the UTC date, which is the wrong |
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* calendar day for a user whose local date differs from UTC at that moment |
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* (e.g. late evening in a behind-UTC zone, or early morning ahead of UTC) — |
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* saving a payment/booking/rule date a day off. This reads the browser's local |
| 363 |
* calendar day. |
| 364 |
*/ |
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export function todayYmd(): string { |
| 366 |
return formatDateForInput(new Date()); |
| 367 |
} |
| 368 |
|
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export function formatDateForInput( |
| 370 |
dateString: string | Date | null | undefined, |
| 371 |
): string { |
| 372 |
if (!dateString) return ""; |
| 373 |
|
| 374 |
try { |
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const date = toDateValue(dateString); |
| 376 |
|
| 377 |
if (isNaN(date.getTime())) { |
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return ""; |
| 379 |
} |
| 380 |
|
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const year = date.getFullYear(); |
| 382 |
const month = (date.getMonth() + 1).toString().padStart(2, "0"); |
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const day = date.getDate().toString().padStart(2, "0"); |
| 384 |
|
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return `${year}-${month}-${day}`; |
| 386 |
} catch (e) { |
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return ""; |
| 388 |
} |
| 389 |
} |
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|
