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78 lines
2.2 KiB
Dart
78 lines
2.2 KiB
Dart
import 'package:intl/intl.dart';
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class DateUtils {
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static String convertStringToDateFormat(String date, String dateFormat) {
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DateTime dateTime = DateTime.parse(date);
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return DateFormat(dateFormat).format(dateTime);
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}
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static convertDateFromServerFormat(String str, dateFormat) {
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const start = "/Date(";
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const end = "+0300)";
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final startIndex = str.indexOf(start);
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final endIndex = str.indexOf(end, startIndex + start.length);
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var date = new DateTime.fromMillisecondsSinceEpoch(
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int.parse(str.substring(startIndex + start.length, endIndex)));
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return DateFormat(dateFormat).format(date);
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}
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static String differenceBetweenDateAndCurrentInYearMonthDay(DateTime firstDate) {
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DateTime now = DateTime.now();
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// now = now.add(Duration(days: 400, minutes: 0));
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var difference = firstDate.difference(now);
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int years = now.year - firstDate.year;
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int months = now.month - firstDate.month;
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int days = now.day - firstDate.day;
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if (months < 0 || (months == 0 && days < 0)) {
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years--;
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months += (days < 0 ? 11 : 12);
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}
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if (days < 0) {
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final monthAgo = new DateTime(now.year, now.month - 1, firstDate.day);
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days = now.difference(monthAgo).inDays + 1;
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}
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return "$days Days, $months Months, $years Years";
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}
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static String differenceBetweenDateAndCurrent(DateTime firstDate) {
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DateTime now = DateTime.now();
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// DateTime now = nows.add(Duration(days: 400, minutes: 25, hours: 0));
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var difference = now.difference(firstDate);
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int minutesInDays = difference.inMinutes;
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int hoursInDays = minutesInDays ~/ 60;
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int minutes = minutesInDays % 60;
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int days = hoursInDays ~/ 24;
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int hours = hoursInDays % 24;
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double hoursInOneDay = difference.inHours / difference.inDays;
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return "$days Days, $hours HR, $minutes Min";
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}
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static String differenceBetweenServerDateAndCurrent(String str) {
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const start = "/Date(";
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const end = "+0300)";
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final startIndex = str.indexOf(start);
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final endIndex = str.indexOf(end, startIndex + start.length);
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var date = new DateTime.fromMillisecondsSinceEpoch(
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int.parse(str.substring(startIndex + start.length, endIndex)));
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return differenceBetweenDateAndCurrent(date);
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}
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}
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