cjs • Lines: 359var $e13115b3b86b9007$exports = require("./conversion.cjs");
var $05031860ba2f881f$exports = require("./calendars/GregorianCalendar.cjs");
function $parcel$export(e, n, v, s) {
Object.defineProperty(e, n, {get: v, set: s, enumerable: true, configurable: true});
}
$parcel$export(module.exports, "add", function () { return $19485913bea41f19$export$e16d8520af44a096; });
$parcel$export(module.exports, "constrain", function () { return $19485913bea41f19$export$c4e2ecac49351ef2; });
$parcel$export(module.exports, "subtract", function () { return $19485913bea41f19$export$4e2d2ead65e5f7e3; });
$parcel$export(module.exports, "set", function () { return $19485913bea41f19$export$adaa4cf7ef1b65be; });
$parcel$export(module.exports, "setTime", function () { return $19485913bea41f19$export$e5d5e1c1822b6e56; });
$parcel$export(module.exports, "constrainTime", function () { return $19485913bea41f19$export$7555de1e070510cb; });
$parcel$export(module.exports, "addTime", function () { return $19485913bea41f19$export$7ed87b6bc2506470; });
$parcel$export(module.exports, "subtractTime", function () { return $19485913bea41f19$export$fe34d3a381cd7501; });
$parcel$export(module.exports, "cycleDate", function () { return $19485913bea41f19$export$d52ced6badfb9a4c; });
$parcel$export(module.exports, "cycleTime", function () { return $19485913bea41f19$export$dd02b3e0007dfe28; });
$parcel$export(module.exports, "addZoned", function () { return $19485913bea41f19$export$96b1d28349274637; });
$parcel$export(module.exports, "subtractZoned", function () { return $19485913bea41f19$export$6814caac34ca03c7; });
$parcel$export(module.exports, "cycleZoned", function () { return $19485913bea41f19$export$9a297d111fc86b79; });
$parcel$export(module.exports, "setZoned", function () { return $19485913bea41f19$export$31b5430eb18be4f8; });
/*
* Copyright 2020 Adobe. All rights reserved.
* This file is licensed to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
* OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
const $19485913bea41f19$var$ONE_HOUR = 3600000;
function $19485913bea41f19$export$e16d8520af44a096(date, duration) {
let mutableDate = date.copy();
let days = 'hour' in mutableDate ? $19485913bea41f19$var$addTimeFields(mutableDate, duration) : 0;
$19485913bea41f19$var$addYears(mutableDate, duration.years || 0);
if (mutableDate.calendar.balanceYearMonth) mutableDate.calendar.balanceYearMonth(mutableDate, date);
mutableDate.month += duration.months || 0;
$19485913bea41f19$var$balanceYearMonth(mutableDate);
$19485913bea41f19$var$constrainMonthDay(mutableDate);
mutableDate.day += (duration.weeks || 0) * 7;
mutableDate.day += duration.days || 0;
mutableDate.day += days;
$19485913bea41f19$var$balanceDay(mutableDate);
if (mutableDate.calendar.balanceDate) mutableDate.calendar.balanceDate(mutableDate);
// Constrain in case adding ended up with a date outside the valid range for the calendar system.
// The behavior here is slightly different than when constraining in the `set` function in that
// we adjust smaller fields to their minimum/maximum values rather than constraining each field
// individually. This matches the general behavior of `add` vs `set` regarding how fields are balanced.
if (mutableDate.year < 1) {
mutableDate.year = 1;
mutableDate.month = 1;
mutableDate.day = 1;
}
let maxYear = mutableDate.calendar.getYearsInEra(mutableDate);
if (mutableDate.year > maxYear) {
let isInverseEra = mutableDate.calendar.isInverseEra?.(mutableDate);
mutableDate.year = maxYear;
mutableDate.month = isInverseEra ? 1 : mutableDate.calendar.getMonthsInYear(mutableDate);
mutableDate.day = isInverseEra ? 1 : mutableDate.calendar.getDaysInMonth(mutableDate);
}
if (mutableDate.month < 1) {
mutableDate.month = 1;
mutableDate.day = 1;
}
let maxMonth = mutableDate.calendar.getMonthsInYear(mutableDate);
if (mutableDate.month > maxMonth) {
mutableDate.month = maxMonth;
mutableDate.day = mutableDate.calendar.getDaysInMonth(mutableDate);
}
mutableDate.day = Math.max(1, Math.min(mutableDate.calendar.getDaysInMonth(mutableDate), mutableDate.day));
return mutableDate;
}
function $19485913bea41f19$var$addYears(date, years) {
if (date.calendar.isInverseEra?.(date)) years = -years;
date.year += years;
}
function $19485913bea41f19$var$balanceYearMonth(date) {
while(date.month < 1){
$19485913bea41f19$var$addYears(date, -1);
date.month += date.calendar.getMonthsInYear(date);
}
let monthsInYear = 0;
while(date.month > (monthsInYear = date.calendar.getMonthsInYear(date))){
date.month -= monthsInYear;
$19485913bea41f19$var$addYears(date, 1);
}
}
function $19485913bea41f19$var$balanceDay(date) {
while(date.day < 1){
date.month--;
$19485913bea41f19$var$balanceYearMonth(date);
date.day += date.calendar.getDaysInMonth(date);
}
while(date.day > date.calendar.getDaysInMonth(date)){
date.day -= date.calendar.getDaysInMonth(date);
date.month++;
$19485913bea41f19$var$balanceYearMonth(date);
}
}
function $19485913bea41f19$var$constrainMonthDay(date) {
date.month = Math.max(1, Math.min(date.calendar.getMonthsInYear(date), date.month));
date.day = Math.max(1, Math.min(date.calendar.getDaysInMonth(date), date.day));
}
function $19485913bea41f19$export$c4e2ecac49351ef2(date) {
if (date.calendar.constrainDate) date.calendar.constrainDate(date);
date.year = Math.max(1, Math.min(date.calendar.getYearsInEra(date), date.year));
$19485913bea41f19$var$constrainMonthDay(date);
}
function $19485913bea41f19$export$3e2544e88a25bff8(duration) {
let inverseDuration = {};
for(let key in duration)if (typeof duration[key] === 'number') inverseDuration[key] = -duration[key];
return inverseDuration;
}
function $19485913bea41f19$export$4e2d2ead65e5f7e3(date, duration) {
return $19485913bea41f19$export$e16d8520af44a096(date, $19485913bea41f19$export$3e2544e88a25bff8(duration));
}
function $19485913bea41f19$export$adaa4cf7ef1b65be(date, fields) {
let mutableDate = date.copy();
if (fields.era != null) mutableDate.era = fields.era;
if (fields.year != null) mutableDate.year = fields.year;
if (fields.month != null) mutableDate.month = fields.month;
if (fields.day != null) mutableDate.day = fields.day;
$19485913bea41f19$export$c4e2ecac49351ef2(mutableDate);
return mutableDate;
}
function $19485913bea41f19$export$e5d5e1c1822b6e56(value, fields) {
let mutableValue = value.copy();
if (fields.hour != null) mutableValue.hour = fields.hour;
if (fields.minute != null) mutableValue.minute = fields.minute;
if (fields.second != null) mutableValue.second = fields.second;
if (fields.millisecond != null) mutableValue.millisecond = fields.millisecond;
$19485913bea41f19$export$7555de1e070510cb(mutableValue);
return mutableValue;
}
function $19485913bea41f19$var$balanceTime(time) {
time.second += Math.floor(time.millisecond / 1000);
time.millisecond = $19485913bea41f19$var$nonNegativeMod(time.millisecond, 1000);
time.minute += Math.floor(time.second / 60);
time.second = $19485913bea41f19$var$nonNegativeMod(time.second, 60);
time.hour += Math.floor(time.minute / 60);
time.minute = $19485913bea41f19$var$nonNegativeMod(time.minute, 60);
let days = Math.floor(time.hour / 24);
time.hour = $19485913bea41f19$var$nonNegativeMod(time.hour, 24);
return days;
}
function $19485913bea41f19$export$7555de1e070510cb(time) {
time.millisecond = Math.max(0, Math.min(time.millisecond, 1000));
time.second = Math.max(0, Math.min(time.second, 59));
time.minute = Math.max(0, Math.min(time.minute, 59));
time.hour = Math.max(0, Math.min(time.hour, 23));
}
function $19485913bea41f19$var$nonNegativeMod(a, b) {
let result = a % b;
if (result < 0) result += b;
return result;
}
function $19485913bea41f19$var$addTimeFields(time, duration) {
time.hour += duration.hours || 0;
time.minute += duration.minutes || 0;
time.second += duration.seconds || 0;
time.millisecond += duration.milliseconds || 0;
return $19485913bea41f19$var$balanceTime(time);
}
function $19485913bea41f19$export$7ed87b6bc2506470(time, duration) {
let res = time.copy();
$19485913bea41f19$var$addTimeFields(res, duration);
return res;
}
function $19485913bea41f19$export$fe34d3a381cd7501(time, duration) {
return $19485913bea41f19$export$7ed87b6bc2506470(time, $19485913bea41f19$export$3e2544e88a25bff8(duration));
}
function $19485913bea41f19$export$d52ced6badfb9a4c(value, field, amount, options) {
let mutable = value.copy();
switch(field){
case 'era':
{
let eras = value.calendar.getEras();
let eraIndex = eras.indexOf(value.era);
if (eraIndex < 0) throw new Error('Invalid era: ' + value.era);
eraIndex = $19485913bea41f19$var$cycleValue(eraIndex, amount, 0, eras.length - 1, options?.round);
mutable.era = eras[eraIndex];
// Constrain the year and other fields within the era, so the era doesn't change when we balance below.
$19485913bea41f19$export$c4e2ecac49351ef2(mutable);
break;
}
case 'year':
if (mutable.calendar.isInverseEra?.(mutable)) amount = -amount;
// The year field should not cycle within the era as that can cause weird behavior affecting other fields.
// We need to also allow values < 1 so that decrementing goes to the previous era. If we get -Infinity back
// we know we wrapped around after reaching 9999 (the maximum), so set the year back to 1.
mutable.year = $19485913bea41f19$var$cycleValue(value.year, amount, -Infinity, 9999, options?.round);
if (mutable.year === -Infinity) mutable.year = 1;
if (mutable.calendar.balanceYearMonth) mutable.calendar.balanceYearMonth(mutable, value);
break;
case 'month':
mutable.month = $19485913bea41f19$var$cycleValue(value.month, amount, 1, value.calendar.getMonthsInYear(value), options?.round);
break;
case 'day':
mutable.day = $19485913bea41f19$var$cycleValue(value.day, amount, 1, value.calendar.getDaysInMonth(value), options?.round);
break;
default:
throw new Error('Unsupported field ' + field);
}
if (value.calendar.balanceDate) value.calendar.balanceDate(mutable);
$19485913bea41f19$export$c4e2ecac49351ef2(mutable);
return mutable;
}
function $19485913bea41f19$export$dd02b3e0007dfe28(value, field, amount, options) {
let mutable = value.copy();
switch(field){
case 'hour':
{
let hours = value.hour;
let min = 0;
let max = 23;
if (options?.hourCycle === 12) {
let isPM = hours >= 12;
min = isPM ? 12 : 0;
max = isPM ? 23 : 11;
}
mutable.hour = $19485913bea41f19$var$cycleValue(hours, amount, min, max, options?.round);
break;
}
case 'minute':
mutable.minute = $19485913bea41f19$var$cycleValue(value.minute, amount, 0, 59, options?.round);
break;
case 'second':
mutable.second = $19485913bea41f19$var$cycleValue(value.second, amount, 0, 59, options?.round);
break;
case 'millisecond':
mutable.millisecond = $19485913bea41f19$var$cycleValue(value.millisecond, amount, 0, 999, options?.round);
break;
default:
throw new Error('Unsupported field ' + field);
}
return mutable;
}
function $19485913bea41f19$var$cycleValue(value, amount, min, max, round = false) {
if (round) {
value += Math.sign(amount);
if (value < min) value = max;
let div = Math.abs(amount);
if (amount > 0) value = Math.ceil(value / div) * div;
else value = Math.floor(value / div) * div;
if (value > max) value = min;
} else {
value += amount;
if (value < min) value = max - (min - value - 1);
else if (value > max) value = min + (value - max - 1);
}
return value;
}
function $19485913bea41f19$export$96b1d28349274637(dateTime, duration) {
let ms;
if (duration.years != null && duration.years !== 0 || duration.months != null && duration.months !== 0 || duration.weeks != null && duration.weeks !== 0 || duration.days != null && duration.days !== 0) {
let res = $19485913bea41f19$export$e16d8520af44a096((0, $e13115b3b86b9007$exports.toCalendarDateTime)(dateTime), {
years: duration.years,
months: duration.months,
weeks: duration.weeks,
days: duration.days
});
// Changing the date may change the timezone offset, so we need to recompute
// using the 'compatible' disambiguation.
ms = (0, $e13115b3b86b9007$exports.toAbsolute)(res, dateTime.timeZone);
} else // Otherwise, preserve the offset of the original date.
ms = (0, $e13115b3b86b9007$exports.epochFromDate)(dateTime) - dateTime.offset;
// Perform time manipulation in milliseconds rather than on the original time fields to account for DST.
// For example, adding one hour during a DST transition may result in the hour field staying the same or
// skipping an hour. This results in the offset field changing value instead of the specified field.
ms += duration.milliseconds || 0;
ms += (duration.seconds || 0) * 1000;
ms += (duration.minutes || 0) * 60000;
ms += (duration.hours || 0) * 3600000;
let res = (0, $e13115b3b86b9007$exports.fromAbsolute)(ms, dateTime.timeZone);
return (0, $e13115b3b86b9007$exports.toCalendar)(res, dateTime.calendar);
}
function $19485913bea41f19$export$6814caac34ca03c7(dateTime, duration) {
return $19485913bea41f19$export$96b1d28349274637(dateTime, $19485913bea41f19$export$3e2544e88a25bff8(duration));
}
function $19485913bea41f19$export$9a297d111fc86b79(dateTime, field, amount, options) {
// For date fields, we want the time to remain consistent and the UTC offset to potentially change to account for DST changes.
// For time fields, we want the time to change by the amount given. This may result in the hour field staying the same, but the UTC
// offset changing in the case of a backward DST transition, or skipping an hour in the case of a forward DST transition.
switch(field){
case 'hour':
{
let min = 0;
let max = 23;
if (options?.hourCycle === 12) {
let isPM = dateTime.hour >= 12;
min = isPM ? 12 : 0;
max = isPM ? 23 : 11;
}
// The minimum and maximum hour may be affected by daylight saving time.
// For example, it might jump forward at midnight, and skip 1am.
// Or it might end at midnight and repeat the 11pm hour. To handle this, we get
// the possible absolute times for the min and max, and find the maximum range
// that is within the current day.
let plainDateTime = (0, $e13115b3b86b9007$exports.toCalendarDateTime)(dateTime);
let minDate = (0, $e13115b3b86b9007$exports.toCalendar)($19485913bea41f19$export$e5d5e1c1822b6e56(plainDateTime, {
hour: min
}), new (0, $05031860ba2f881f$exports.GregorianCalendar)());
let minAbsolute = [
(0, $e13115b3b86b9007$exports.toAbsolute)(minDate, dateTime.timeZone, 'earlier'),
(0, $e13115b3b86b9007$exports.toAbsolute)(minDate, dateTime.timeZone, 'later')
].filter((ms)=>(0, $e13115b3b86b9007$exports.fromAbsolute)(ms, dateTime.timeZone).day === minDate.day)[0];
let maxDate = (0, $e13115b3b86b9007$exports.toCalendar)($19485913bea41f19$export$e5d5e1c1822b6e56(plainDateTime, {
hour: max
}), new (0, $05031860ba2f881f$exports.GregorianCalendar)());
let maxAbsolute = [
(0, $e13115b3b86b9007$exports.toAbsolute)(maxDate, dateTime.timeZone, 'earlier'),
(0, $e13115b3b86b9007$exports.toAbsolute)(maxDate, dateTime.timeZone, 'later')
].filter((ms)=>(0, $e13115b3b86b9007$exports.fromAbsolute)(ms, dateTime.timeZone).day === maxDate.day).pop();
// Since hours may repeat, we need to operate on the absolute time in milliseconds.
// This is done in hours from the Unix epoch so that cycleValue works correctly,
// and then converted back to milliseconds.
let ms = (0, $e13115b3b86b9007$exports.epochFromDate)(dateTime) - dateTime.offset;
let hours = Math.floor(ms / $19485913bea41f19$var$ONE_HOUR);
let remainder = ms % $19485913bea41f19$var$ONE_HOUR;
ms = $19485913bea41f19$var$cycleValue(hours, amount, Math.floor(minAbsolute / $19485913bea41f19$var$ONE_HOUR), Math.floor(maxAbsolute / $19485913bea41f19$var$ONE_HOUR), options?.round) * $19485913bea41f19$var$ONE_HOUR + remainder;
// Now compute the new timezone offset, and convert the absolute time back to local time.
return (0, $e13115b3b86b9007$exports.toCalendar)((0, $e13115b3b86b9007$exports.fromAbsolute)(ms, dateTime.timeZone), dateTime.calendar);
}
case 'minute':
case 'second':
case 'millisecond':
// @ts-ignore
return $19485913bea41f19$export$dd02b3e0007dfe28(dateTime, field, amount, options);
case 'era':
case 'year':
case 'month':
case 'day':
{
let res = $19485913bea41f19$export$d52ced6badfb9a4c((0, $e13115b3b86b9007$exports.toCalendarDateTime)(dateTime), field, amount, options);
let ms = (0, $e13115b3b86b9007$exports.toAbsolute)(res, dateTime.timeZone);
return (0, $e13115b3b86b9007$exports.toCalendar)((0, $e13115b3b86b9007$exports.fromAbsolute)(ms, dateTime.timeZone), dateTime.calendar);
}
default:
throw new Error('Unsupported field ' + field);
}
}
function $19485913bea41f19$export$31b5430eb18be4f8(dateTime, fields, disambiguation) {
// Set the date/time fields, and recompute the UTC offset to account for DST changes.
// We also need to validate by converting back to a local time in case hours are skipped during forward DST transitions.
let plainDateTime = (0, $e13115b3b86b9007$exports.toCalendarDateTime)(dateTime);
let res = $19485913bea41f19$export$e5d5e1c1822b6e56($19485913bea41f19$export$adaa4cf7ef1b65be(plainDateTime, fields), fields);
// If the resulting plain date time values are equal, return the original time.
// We don't want to change the offset when setting the time to the same value.
if (res.compare(plainDateTime) === 0) return dateTime;
let ms = (0, $e13115b3b86b9007$exports.toAbsolute)(res, dateTime.timeZone, disambiguation);
return (0, $e13115b3b86b9007$exports.toCalendar)((0, $e13115b3b86b9007$exports.fromAbsolute)(ms, dateTime.timeZone), dateTime.calendar);
}
//# sourceMappingURL=manipulation.cjs.map