https://www.pojeresandri.com/wp-content/plugins/yith-woocommerce-b…/assets/js/yith-wcbk-dates.js?ver=5.32.0

1( function ( root, undefined ) {
2	"use strict";
3
4	// Create the local library object, to be exported or referenced globally later
5	var lib = {};
6
7	var formatNumber = function ( value ) {
8		var num = '' + value;
9		if ( value < 10 ) {
10			num = '0' + num;
11		}
12		return num;
13	};
14
15	lib.DAY_IN_SECONDS      = 60 * 60 * 24;
16	lib.DAY_IN_MILLISECONDS = lib.DAY_IN_SECONDS * 1000;
17
18	lib.formatDate = function ( date ) {
19		return [
20			date.getFullYear(),
21			formatNumber( date.getMonth() + 1 ),
22			formatNumber( date.getDate() )
23		].join( '-' );
24	};
25
26	lib.add_days_to_date = function ( date, days ) {
27		if ( typeof date === 'object' ) {
28			date = lib.formatDate( date );
29		}
30
31		// Add time to get the date at midnight in the current timezone (to prevent issues with negative timezones).
32		date = date + 'T00:00:00';
33
34		date = new Date( date );
35		date.setDate( date.getDate() + days );
36		return date;
37	};
38
39	lib.date_diff = function ( dateA, dateB, type ) {
40		//support for iOS devices
41		if ( typeof dateA === 'string' ) {
42			dateA = dateA.replace( /-/g, '/' );
43		}
44
45		if ( typeof dateB === 'string' ) {
46			dateB = dateB.replace( /-/g, '/' );
47		}
48
49		dateA        = new Date( dateA );
50		dateB        = new Date( dateB );
51		type         = ( typeof type !== 'undefined' ) ? type : 'seconds';
52		var interval = 0,
53			t1, t2;
54
55		switch ( type ) {
56			case 'days':
57				// subtract timezone offset in milliseconds to retrieve the UTC time: to prevent issues with Daylight Saving Time
58				t2 = dateA.getTime() - ( dateA.getTimezoneOffset() * 60 * 1000 );
59				t1 = dateB.getTime() - ( dateB.getTimezoneOffset() * 60 * 1000 );
60
61				interval = parseInt( ( t2 - t1 ) / ( 24 * 3600 * 1000 ) );
62				break;
63			case 'months':
64				var d2Y = dateA.getFullYear(),
65					d1Y = dateB.getFullYear(),
66					d2M = dateA.getMonth(),
67					d1M = dateB.getMonth();
68
69				interval = ( d2M + 12 * d2Y ) - ( d1M + 12 * d1Y );
70				break;
71			default:
72				// subtract timezone offset in milliseconds to retrieve the UTC time: to prevent issues with Daylight Saving Time
73				t2 = dateA.getTime() - ( dateA.getTimezoneOffset() * 60 * 1000 );
74				t1 = dateB.getTime() - ( dateB.getTimezoneOffset() * 60 * 1000 );
75
76				interval = parseInt( ( t2 - t1 ), 10 );
77				break;
78		}
79
80		return isNaN( interval ) ? 0 : interval;
81	};
82
83	// Declare `fx` on the root (global/window) object:
84	root[ 'yith_wcbk_dates' ] = lib;
85
86	// Root will be `window` in browser or `global` on the server:
87}( this ) );