73 lines
3.2 KiB
JavaScript
73 lines
3.2 KiB
JavaScript
|
import { TimeConstants } from '../dateValues/timeConstants';
|
||
|
|
/**
|
||
|
|
* Returns a date offset from the given date by the specified number of minutes.
|
||
|
|
* @param date - The origin date
|
||
|
|
* @param minutes - The number of minutes to offset. 'minutes' can be negative.
|
||
|
|
* @returns A new Date object offset from the origin date by the given number of minutes
|
||
|
|
*/
|
||
|
|
export var addMinutes = function (date, minutes) {
|
||
|
|
var result = new Date(date.getTime());
|
||
|
|
result.setTime(result.getTime() + minutes * TimeConstants.MinutesInOneHour * TimeConstants.MillisecondsIn1Sec);
|
||
|
|
return result;
|
||
|
|
};
|
||
|
|
/**
|
||
|
|
* Rounds the date's minute up to the next available increment. For example, if `date` has time 1:21
|
||
|
|
* and `increments` is 5, the resulting time will be 1:25.
|
||
|
|
* @param date - Date to ceil minutes
|
||
|
|
* @param increments - Time increments
|
||
|
|
* @returns Date with ceiled minute
|
||
|
|
*/
|
||
|
|
export var ceilMinuteToIncrement = function (date, increments) {
|
||
|
|
var result = new Date(date.getTime());
|
||
|
|
var minute = result.getMinutes();
|
||
|
|
if (TimeConstants.MinutesInOneHour % increments) {
|
||
|
|
result.setMinutes(0);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
var times = TimeConstants.MinutesInOneHour / increments;
|
||
|
|
for (var i = 1; i <= times; i++) {
|
||
|
|
if (minute > increments * (i - 1) && minute <= increments * i) {
|
||
|
|
minute = increments * i;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
result.setMinutes(minute);
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
};
|
||
|
|
/**
|
||
|
|
* Returns a date object from the selected time.
|
||
|
|
* @param useHour12 - If the time picker uses 12 or 24 hour formatting
|
||
|
|
* @param dateStartAnchor - The baseline date to calculate the offset of the selected time
|
||
|
|
* @param selectedTime - A string representing the user selected time
|
||
|
|
* @returns A new date object offset from the baseDate using the selected time.
|
||
|
|
*/
|
||
|
|
export var getDateFromTimeSelection = function (useHour12, dateStartAnchor, selectedTime) {
|
||
|
|
var _a = TimeConstants.TimeFormatRegex.exec(selectedTime) || [], selectedHours = _a[1], selectedMinutes = _a[2], selectedSeconds = _a[3], selectedAp = _a[4];
|
||
|
|
var hours = +selectedHours;
|
||
|
|
var minutes = +selectedMinutes;
|
||
|
|
var seconds = selectedSeconds ? +selectedSeconds : 0;
|
||
|
|
if (useHour12 && selectedAp) {
|
||
|
|
if (selectedAp.toLowerCase() === 'pm' && hours !== TimeConstants.OffsetTo24HourFormat) {
|
||
|
|
hours += TimeConstants.OffsetTo24HourFormat;
|
||
|
|
}
|
||
|
|
else if (selectedAp.toLowerCase() === 'am' && hours === TimeConstants.OffsetTo24HourFormat) {
|
||
|
|
hours -= TimeConstants.OffsetTo24HourFormat;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var hoursOffset;
|
||
|
|
if (dateStartAnchor.getHours() > hours ||
|
||
|
|
(dateStartAnchor.getHours() === hours && dateStartAnchor.getMinutes() > minutes)) {
|
||
|
|
hoursOffset = TimeConstants.HoursInOneDay - dateStartAnchor.getHours() + hours;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
hoursOffset = Math.abs(dateStartAnchor.getHours() - hours);
|
||
|
|
}
|
||
|
|
var offset = TimeConstants.MillisecondsIn1Sec * TimeConstants.MinutesInOneHour * hoursOffset * TimeConstants.SecondsInOneMinute +
|
||
|
|
seconds * TimeConstants.MillisecondsIn1Sec;
|
||
|
|
var date = new Date(dateStartAnchor.getTime() + offset);
|
||
|
|
date.setMinutes(minutes);
|
||
|
|
date.setSeconds(seconds);
|
||
|
|
return date;
|
||
|
|
};
|
||
|
|
//# sourceMappingURL=timeMath.js.map
|