wekan/imports/lib/dateUtils.js
Lauri Ojansivu cb6afe67a7 Replaced moment.js with Javascript date.
Thanks to xet7 !
2025-10-17 00:26:11 +03:00

492 lines
14 KiB
JavaScript

/**
* Date utility functions to replace moment.js with native JavaScript Date
*/
/**
* Format a date to YYYY-MM-DD HH:mm format
* @param {Date|string} date - Date to format
* @returns {string} Formatted date string
*/
export function formatDateTime(date) {
const d = new Date(date);
if (isNaN(d.getTime())) return '';
const year = d.getFullYear();
const month = String(d.getMonth() + 1).padStart(2, '0');
const day = String(d.getDate()).padStart(2, '0');
const hours = String(d.getHours()).padStart(2, '0');
const minutes = String(d.getMinutes()).padStart(2, '0');
return `${year}-${month}-${day} ${hours}:${minutes}`;
}
/**
* Format a date to YYYY-MM-DD format
* @param {Date|string} date - Date to format
* @returns {string} Formatted date string
*/
export function formatDate(date) {
const d = new Date(date);
if (isNaN(d.getTime())) return '';
const year = d.getFullYear();
const month = String(d.getMonth() + 1).padStart(2, '0');
const day = String(d.getDate()).padStart(2, '0');
return `${year}-${month}-${day}`;
}
/**
* Format a time to HH:mm format
* @param {Date|string} date - Date to format
* @returns {string} Formatted time string
*/
export function formatTime(date) {
const d = new Date(date);
if (isNaN(d.getTime())) return '';
const hours = String(d.getHours()).padStart(2, '0');
const minutes = String(d.getMinutes()).padStart(2, '0');
return `${hours}:${minutes}`;
}
/**
* Get ISO week number (ISO 8601)
* @param {Date|string} date - Date to get week number for
* @returns {number} ISO week number
*/
export function getISOWeek(date) {
const d = new Date(date);
if (isNaN(d.getTime())) return 0;
// Set to nearest Thursday: current date + 4 - current day number
// Make Sunday's day number 7
const target = new Date(d);
const dayNr = (d.getDay() + 6) % 7;
target.setDate(target.getDate() - dayNr + 3);
// ISO week date weeks start on monday, so correct the day number
const firstThursday = target.valueOf();
target.setMonth(0, 1);
if (target.getDay() !== 4) {
target.setMonth(0, 1 + ((4 - target.getDay()) + 7) % 7);
}
return 1 + Math.ceil((firstThursday - target) / 604800000); // 604800000 = 7 * 24 * 3600 * 1000
}
/**
* Check if a date is valid
* @param {Date|string} date - Date to check
* @returns {boolean} True if date is valid
*/
export function isValidDate(date) {
const d = new Date(date);
return !isNaN(d.getTime());
}
/**
* Check if a date is before another date
* @param {Date|string} date1 - First date
* @param {Date|string} date2 - Second date
* @param {string} unit - Unit of comparison ('minute', 'hour', 'day', etc.)
* @returns {boolean} True if date1 is before date2
*/
export function isBefore(date1, date2, unit = 'millisecond') {
const d1 = new Date(date1);
const d2 = new Date(date2);
if (isNaN(d1.getTime()) || isNaN(d2.getTime())) return false;
switch (unit) {
case 'year':
return d1.getFullYear() < d2.getFullYear();
case 'month':
return d1.getFullYear() < d2.getFullYear() ||
(d1.getFullYear() === d2.getFullYear() && d1.getMonth() < d2.getMonth());
case 'day':
return d1.getFullYear() < d2.getFullYear() ||
(d1.getFullYear() === d2.getFullYear() && d1.getMonth() < d2.getMonth()) ||
(d1.getFullYear() === d2.getFullYear() && d1.getMonth() === d2.getMonth() && d1.getDate() < d2.getDate());
case 'hour':
return d1.getTime() < d2.getTime() && Math.floor(d1.getTime() / (1000 * 60 * 60)) < Math.floor(d2.getTime() / (1000 * 60 * 60));
case 'minute':
return d1.getTime() < d2.getTime() && Math.floor(d1.getTime() / (1000 * 60)) < Math.floor(d2.getTime() / (1000 * 60));
default:
return d1.getTime() < d2.getTime();
}
}
/**
* Check if a date is after another date
* @param {Date|string} date1 - First date
* @param {Date|string} date2 - Second date
* @param {string} unit - Unit of comparison ('minute', 'hour', 'day', etc.)
* @returns {boolean} True if date1 is after date2
*/
export function isAfter(date1, date2, unit = 'millisecond') {
return isBefore(date2, date1, unit);
}
/**
* Check if a date is the same as another date
* @param {Date|string} date1 - First date
* @param {Date|string} date2 - Second date
* @param {string} unit - Unit of comparison ('minute', 'hour', 'day', etc.)
* @returns {boolean} True if dates are the same
*/
export function isSame(date1, date2, unit = 'millisecond') {
const d1 = new Date(date1);
const d2 = new Date(date2);
if (isNaN(d1.getTime()) || isNaN(d2.getTime())) return false;
switch (unit) {
case 'year':
return d1.getFullYear() === d2.getFullYear();
case 'month':
return d1.getFullYear() === d2.getFullYear() && d1.getMonth() === d2.getMonth();
case 'day':
return d1.getFullYear() === d2.getFullYear() && d1.getMonth() === d2.getMonth() && d1.getDate() === d2.getDate();
case 'hour':
return Math.floor(d1.getTime() / (1000 * 60 * 60)) === Math.floor(d2.getTime() / (1000 * 60 * 60));
case 'minute':
return Math.floor(d1.getTime() / (1000 * 60)) === Math.floor(d2.getTime() / (1000 * 60));
default:
return d1.getTime() === d2.getTime();
}
}
/**
* Add time to a date
* @param {Date|string} date - Base date
* @param {number} amount - Amount to add
* @param {string} unit - Unit ('years', 'months', 'days', 'hours', 'minutes', 'seconds')
* @returns {Date} New date
*/
export function add(date, amount, unit) {
const d = new Date(date);
if (isNaN(d.getTime())) return new Date();
switch (unit) {
case 'years':
d.setFullYear(d.getFullYear() + amount);
break;
case 'months':
d.setMonth(d.getMonth() + amount);
break;
case 'days':
d.setDate(d.getDate() + amount);
break;
case 'hours':
d.setHours(d.getHours() + amount);
break;
case 'minutes':
d.setMinutes(d.getMinutes() + amount);
break;
case 'seconds':
d.setSeconds(d.getSeconds() + amount);
break;
default:
d.setTime(d.getTime() + amount);
}
return d;
}
/**
* Subtract time from a date
* @param {Date|string} date - Base date
* @param {number} amount - Amount to subtract
* @param {string} unit - Unit ('years', 'months', 'days', 'hours', 'minutes', 'seconds')
* @returns {Date} New date
*/
export function subtract(date, amount, unit) {
return add(date, -amount, unit);
}
/**
* Get start of a time unit
* @param {Date|string} date - Base date
* @param {string} unit - Unit ('year', 'month', 'day', 'hour', 'minute', 'second')
* @returns {Date} Start of unit
*/
export function startOf(date, unit) {
const d = new Date(date);
if (isNaN(d.getTime())) return new Date();
switch (unit) {
case 'year':
d.setMonth(0, 1);
d.setHours(0, 0, 0, 0);
break;
case 'month':
d.setDate(1);
d.setHours(0, 0, 0, 0);
break;
case 'day':
d.setHours(0, 0, 0, 0);
break;
case 'hour':
d.setMinutes(0, 0, 0);
break;
case 'minute':
d.setSeconds(0, 0);
break;
case 'second':
d.setMilliseconds(0);
break;
}
return d;
}
/**
* Get end of a time unit
* @param {Date|string} date - Base date
* @param {string} unit - Unit ('year', 'month', 'day', 'hour', 'minute', 'second')
* @returns {Date} End of unit
*/
export function endOf(date, unit) {
const d = new Date(date);
if (isNaN(d.getTime())) return new Date();
switch (unit) {
case 'year':
d.setMonth(11, 31);
d.setHours(23, 59, 59, 999);
break;
case 'month':
d.setMonth(d.getMonth() + 1, 0);
d.setHours(23, 59, 59, 999);
break;
case 'day':
d.setHours(23, 59, 59, 999);
break;
case 'hour':
d.setMinutes(59, 59, 999);
break;
case 'minute':
d.setSeconds(59, 999);
break;
case 'second':
d.setMilliseconds(999);
break;
}
return d;
}
/**
* Format date for display with locale
* @param {Date|string} date - Date to format
* @param {string} format - Format string (simplified)
* @returns {string} Formatted date string
*/
export function format(date, format = 'L') {
const d = new Date(date);
if (isNaN(d.getTime())) return '';
const year = d.getFullYear();
const month = String(d.getMonth() + 1).padStart(2, '0');
const day = String(d.getDate()).padStart(2, '0');
const hours = String(d.getHours()).padStart(2, '0');
const minutes = String(d.getMinutes()).padStart(2, '0');
const seconds = String(d.getSeconds()).padStart(2, '0');
switch (format) {
case 'L':
return `${month}/${day}/${year}`;
case 'LL':
return d.toLocaleDateString();
case 'LLL':
return d.toLocaleString();
case 'llll':
return d.toLocaleString();
case 'YYYY-MM-DD':
return `${year}-${month}-${day}`;
case 'YYYY-MM-DD HH:mm':
return `${year}-${month}-${day} ${hours}:${minutes}`;
case 'HH:mm':
return `${hours}:${minutes}`;
default:
return d.toLocaleString();
}
}
/**
* Parse a date string with multiple formats
* @param {string} dateString - Date string to parse
* @param {string[]} formats - Array of format strings to try
* @param {boolean} strict - Whether to use strict parsing
* @returns {Date|null} Parsed date or null if invalid
*/
export function parseDate(dateString, formats = [], strict = true) {
if (!dateString) return null;
// Try native Date parsing first
const nativeDate = new Date(dateString);
if (!isNaN(nativeDate.getTime())) {
return nativeDate;
}
// Try common formats
const commonFormats = [
'YYYY-MM-DD HH:mm',
'YYYY-MM-DD',
'MM/DD/YYYY HH:mm',
'MM/DD/YYYY',
'DD.MM.YYYY HH:mm',
'DD.MM.YYYY',
'DD/MM/YYYY HH:mm',
'DD/MM/YYYY',
'DD-MM-YYYY HH:mm',
'DD-MM-YYYY'
];
const allFormats = [...formats, ...commonFormats];
for (const format of allFormats) {
const parsed = parseWithFormat(dateString, format);
if (parsed && isValidDate(parsed)) {
return parsed;
}
}
return null;
}
/**
* Parse date with specific format
* @param {string} dateString - Date string to parse
* @param {string} format - Format string
* @returns {Date|null} Parsed date or null
*/
function parseWithFormat(dateString, format) {
// Simple format parsing - can be extended as needed
const formatMap = {
'YYYY': '\\d{4}',
'MM': '\\d{2}',
'DD': '\\d{2}',
'HH': '\\d{2}',
'mm': '\\d{2}',
'ss': '\\d{2}'
};
let regex = format;
for (const [key, value] of Object.entries(formatMap)) {
regex = regex.replace(new RegExp(key, 'g'), `(${value})`);
}
const match = dateString.match(new RegExp(regex));
if (!match) return null;
const groups = match.slice(1);
let year, month, day, hour = 0, minute = 0, second = 0;
let groupIndex = 0;
for (let i = 0; i < format.length; i++) {
if (format[i] === 'Y' && format[i + 1] === 'Y' && format[i + 2] === 'Y' && format[i + 3] === 'Y') {
year = parseInt(groups[groupIndex++]);
i += 3;
} else if (format[i] === 'M' && format[i + 1] === 'M') {
month = parseInt(groups[groupIndex++]) - 1;
i += 1;
} else if (format[i] === 'D' && format[i + 1] === 'D') {
day = parseInt(groups[groupIndex++]);
i += 1;
} else if (format[i] === 'H' && format[i + 1] === 'H') {
hour = parseInt(groups[groupIndex++]);
i += 1;
} else if (format[i] === 'm' && format[i + 1] === 'm') {
minute = parseInt(groups[groupIndex++]);
i += 1;
} else if (format[i] === 's' && format[i + 1] === 's') {
second = parseInt(groups[groupIndex++]);
i += 1;
}
}
if (year === undefined || month === undefined || day === undefined) {
return null;
}
return new Date(year, month, day, hour, minute, second);
}
/**
* Get current date and time
* @returns {Date} Current date
*/
export function now() {
return new Date();
}
/**
* Create a date from components
* @param {number} year - Year
* @param {number} month - Month (0-based)
* @param {number} day - Day
* @param {number} hour - Hour (optional)
* @param {number} minute - Minute (optional)
* @param {number} second - Second (optional)
* @returns {Date} Created date
*/
export function createDate(year, month, day, hour = 0, minute = 0, second = 0) {
return new Date(year, month, day, hour, minute, second);
}
/**
* Get relative time string (e.g., "2 hours ago")
* @param {Date|string} date - Date to compare
* @param {Date|string} now - Current date (optional)
* @returns {string} Relative time string
*/
export function fromNow(date, now = new Date()) {
const d = new Date(date);
const n = new Date(now);
if (isNaN(d.getTime()) || isNaN(n.getTime())) return '';
const diffMs = n.getTime() - d.getTime();
const diffSeconds = Math.floor(diffMs / 1000);
const diffMinutes = Math.floor(diffSeconds / 60);
const diffHours = Math.floor(diffMinutes / 60);
const diffDays = Math.floor(diffHours / 24);
const diffWeeks = Math.floor(diffDays / 7);
const diffMonths = Math.floor(diffDays / 30);
const diffYears = Math.floor(diffDays / 365);
if (diffSeconds < 60) return 'a few seconds ago';
if (diffMinutes < 60) return `${diffMinutes} minute${diffMinutes !== 1 ? 's' : ''} ago`;
if (diffHours < 24) return `${diffHours} hour${diffHours !== 1 ? 's' : ''} ago`;
if (diffDays < 7) return `${diffDays} day${diffDays !== 1 ? 's' : ''} ago`;
if (diffWeeks < 4) return `${diffWeeks} week${diffWeeks !== 1 ? 's' : ''} ago`;
if (diffMonths < 12) return `${diffMonths} month${diffMonths !== 1 ? 's' : ''} ago`;
return `${diffYears} year${diffYears !== 1 ? 's' : ''} ago`;
}
/**
* Get calendar format (e.g., "Today", "Yesterday", "Tomorrow")
* @param {Date|string} date - Date to format
* @param {Date|string} now - Current date (optional)
* @returns {string} Calendar format string
*/
export function calendar(date, now = new Date()) {
const d = new Date(date);
const n = new Date(now);
if (isNaN(d.getTime()) || isNaN(n.getTime())) return format(d);
const diffMs = d.getTime() - n.getTime();
const diffDays = Math.floor(diffMs / (1000 * 60 * 60 * 24));
if (diffDays === 0) return 'Today';
if (diffDays === 1) return 'Tomorrow';
if (diffDays === -1) return 'Yesterday';
if (diffDays > 1 && diffDays < 7) return `In ${diffDays} days`;
if (diffDays < -1 && diffDays > -7) return `${Math.abs(diffDays)} days ago`;
return format(d, 'L');
}