mirror of https://github.com/nextcloud/calendar
135 lines
3.3 KiB
JavaScript
135 lines
3.3 KiB
JavaScript
/**
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* @copyright Copyright (c) 2019 Georg Ehrke
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*
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* @author Georg Ehrke <oc.list@georgehrke.com>
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*
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* @license AGPL-3.0-or-later
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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import logger from './logger.js'
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/**
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* returns a new Date object
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*
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* @return {Date}
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*/
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export function dateFactory() {
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return new Date()
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}
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/**
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* formats a Date object as YYYYMMDD
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*
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* @param {Date} date Date to format
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* @return {string}
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*/
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export function getYYYYMMDDFromDate(date) {
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return new Date(date.getTime() - (date.getTimezoneOffset() * 60000))
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.toISOString()
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.split('T')[0]
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}
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/**
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* get unix time from date object
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*
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* @param {Date} date Date to format
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* @return {number}
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*/
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export function getUnixTimestampFromDate(date) {
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return Math.floor(date.getTime() / 1000)
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}
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/**
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* Gets a Date-object based on the firstday param used in routes
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*
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* @param {string} firstDayParam The firstday param from the router
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* @return {Date}
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*/
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export function getDateFromFirstdayParam(firstDayParam) {
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if (firstDayParam === 'now') {
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return dateFactory()
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}
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const [year, month, date] = firstDayParam.split('-')
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.map((str) => parseInt(str, 10))
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if (Number.isNaN(year) || Number.isNaN(month) || Number.isNaN(date)) {
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logger.error('First day parameter contains non-numerical components, falling back to today')
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return dateFactory()
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}
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const dateObject = dateFactory()
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dateObject.setFullYear(year, month - 1, date)
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dateObject.setHours(0, 0, 0, 0)
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return dateObject
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}
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/**
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* formats firstday param as YYYYMMDD
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*
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* @param {string} firstDayParam The firstday param from the router
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* @return {string}
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*/
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export function getYYYYMMDDFromFirstdayParam(firstDayParam) {
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if (firstDayParam === 'now') {
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return getYYYYMMDDFromDate(dateFactory())
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}
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return firstDayParam
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}
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/**
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* Gets a date object based on the given DateTimeValue
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* Ignores given timezone-information
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*
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* @param {DateTimeValue} dateTimeValue Value to get date from
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* @return {Date}
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*/
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export function getDateFromDateTimeValue(dateTimeValue) {
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return new Date(
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dateTimeValue.year,
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dateTimeValue.month - 1,
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dateTimeValue.day,
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dateTimeValue.hour,
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dateTimeValue.minute,
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0,
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0,
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)
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}
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/**
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* modifies a date
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*
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* @param {Date} date Date object to modify
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* @param {object} data The destructuring object
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* @param {number} data.day Number of days to add
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* @param {number} data.week Number of weeks to add
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* @param {number} data.month Number of months to add
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* @param data.year
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* @return {Date}
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*/
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export function modifyDate(date, { day = 0, week = 0, month = 0, year = 0 }) {
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date = new Date(date.getTime())
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date.setDate(date.getDate() + day)
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date.setDate(date.getDate() + week * 7)
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date.setMonth(date.getMonth() + month)
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date.setFullYear(date.getFullYear() + year)
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return date
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}
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