Fabio/aves
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

use extension methods for DateTime utilities

Browse source
This commit is contained in:
Thibault Deckers 2019-12-30 16:32:47 +09:00
parent 737656730a
commit ac1458f6de
2 changed files with 21 additions and 19 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

30
lib/utils/time_utils.dart
View file

@ -1,17 +1,3 @@
bool isAtSameYearAs(DateTime d1, DateTime d2) => d1 != null && d2 != null && d1.year == d2.year;
bool isAtSameMonthAs(DateTime d1, DateTime d2) => isAtSameYearAs(d1, d2) && d1.month == d2.month;
bool isAtSameDayAs(DateTime d1, DateTime d2) => isAtSameMonthAs(d1, d2) && d1.day == d2.day;
bool isToday(DateTime d) => isAtSameDayAs(d, DateTime.now());
bool isYesterday(DateTime d) => isAtSameDayAs(d, DateTime.now().subtract(const Duration(days: 1)));
bool isThisMonth(DateTime d) => isAtSameMonthAs(d, DateTime.now());
bool isThisYear(DateTime d) => isAtSameYearAs(d, DateTime.now());
String formatDuration(Duration d) { String formatDuration(Duration d) {
String twoDigits(int n) { String twoDigits(int n) {
if (n >= 10) return '$n'; if (n >= 10) return '$n';
@ -24,3 +10,19 @@ String formatDuration(Duration d) {
String twoDigitMinutes = twoDigits(d.inMinutes.remainder(Duration.minutesPerHour)); String twoDigitMinutes = twoDigits(d.inMinutes.remainder(Duration.minutesPerHour));
return '${d.inHours}:$twoDigitMinutes:$twoDigitSeconds'; return '${d.inHours}:$twoDigitMinutes:$twoDigitSeconds';
} }
extension ExtraDateTime on DateTime {
bool isAtSameYearAs(DateTime other) => this != null && other != null && this.year == other.year;
bool isAtSameMonthAs(DateTime other) => isAtSameYearAs(other) && this.month == other.month;
bool isAtSameDayAs(DateTime other) => isAtSameMonthAs(other) && this.day == other.day;
bool get isToday => isAtSameDayAs(DateTime.now());
bool get isYesterday => isAtSameDayAs(DateTime.now().subtract(const Duration(days: 1)));
bool get isThisMonth => isAtSameMonthAs(DateTime.now());
bool get isThisYear => isAtSameYearAs(DateTime.now());
}

10
lib/widgets/album/sections.dart
View file

@ -14,9 +14,9 @@ class DaySectionHeader extends StatelessWidget {
static DateFormat ymd = DateFormat.yMMMMd(); static DateFormat ymd = DateFormat.yMMMMd();
static String _formatDate(DateTime date) { static String _formatDate(DateTime date) {
if (isToday(date)) return 'Today'; if (date.isToday) return 'Today';
if (isYesterday(date)) return 'Yesterday'; if (date.isYesterday) return 'Yesterday';
if (isThisYear(date)) return md.format(date); if (date.isThisYear) return md.format(date);
return ymd.format(date); return ymd.format(date);
} }
@ -37,8 +37,8 @@ class MonthSectionHeader extends StatelessWidget {
static DateFormat ym = DateFormat.yMMMM(); static DateFormat ym = DateFormat.yMMMM();
static String _formatDate(DateTime date) { static String _formatDate(DateTime date) {
if (isThisMonth(date)) return 'This month'; if (date.isThisMonth) return 'This month';
if (isThisYear(date)) return m.format(date); if (date.isThisYear) return m.format(date);
return ym.format(date); return ym.format(date);
} }