flutter/GitJournal
1
0
Fork 0
mirror of https://github.com/GitJournal/GitJournal.git synced 2025-06-27 01:02:14 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix dateTime to string with timezone

Browse Source 
We should just use the 'timezone' dart package and not handle this
ourselves as we're probably fucking it up in other places.

This fixes #42
This commit is contained in:
Vishesh Handa
2019-12-09 01:56:46 +01:00
parent a33fb88fb0
commit ad6d47ef0f
2 changed files with 45 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
lib/utils/datetime.dart
View File

@ -1,21 +1,22 @@
import 'dart:core';
import 'package:intl/intl.dart';
String toIso8601(DateTime dt) {
return DateFormat("yyyy-MM-ddTHH:mm:ss").format(dt);
}
String toIso8601WithTimezone(DateTime dt) {
String toIso8601WithTimezone(DateTime dt, [Duration offset]) {
var result = DateFormat("yyyy-MM-ddTHH:mm:ss").format(dt);
var offset = dt.timeZoneOffset;
offset = offset ?? dt.timeZoneOffset;
int minutes = (offset.inMinutes % 60);
int hours = offset.inHours.toInt();
String minutesStr;
if (minutes < 10) {
minutesStr = '0' + minutes.toString();
} else {
minutesStr = minutes.toString();
String sign = '+';
if (hours < 0) {
hours = hours < 0 ? hours * -1 : hours;
minutes = minutes < 0 ? minutes * -1 : minutes;
sign = '-';
}
String hourStr;
@ -25,5 +26,12 @@ String toIso8601WithTimezone(DateTime dt) {
hourStr = hours.toString();
}
return result + '+' + hourStr + ':' + minutesStr;
String minutesStr;
if (minutes < 10) {
minutesStr = '0' + minutes.toString();
} else {
minutesStr = minutes.toString();
}
return result + sign + hourStr + ':' + minutesStr;
}

29
test/datetime_utils_test.dart
View File

@ -16,5 +16,34 @@ void main() {
expect(str, "2011-06-06T05:05:03+00:00");
});
test('Test with positive offset', () {
var dateTime = DateTime.utc(2011, 6, 6, 5, 5, 3);
var str = toIso8601WithTimezone(dateTime, Duration(hours: 2));
expect(str, "2011-06-06T05:05:03+02:00");
});
test('Test with positive offset and minutes', () {
var dateTime = DateTime.utc(2011, 6, 6, 5, 5, 3);
var str = toIso8601WithTimezone(dateTime, Duration(hours: 10));
expect(str, "2011-06-06T05:05:03+10:00");
});
test('Test with negative offset', () {
var dateTime = DateTime.utc(2011, 6, 6, 5, 5, 3);
var str = toIso8601WithTimezone(dateTime, Duration(hours: -5));
expect(str, "2011-06-06T05:05:03-05:00");
});
test('Test with negative offset and minutes', () {
var dateTime = DateTime.utc(2011, 6, 6, 5, 5, 3);
var str =
toIso8601WithTimezone(dateTime, Duration(hours: -11, minutes: -30));
expect(str, "2011-06-06T05:05:03-11:30");
});
});
}