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fix(mobile): use correct timezone displayed in the info sheet (#24310)

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* fixed the timezone issue in the Immich mobile app's metadata sheet to match the web app's behavior

* format dart

* now uses the shared applyTimezoneOffset() utility function from mobile/lib/utils/timezone.dart

* add tests

---------

Co-authored-by: Alex <alex.tran1502@gmail.com>
This commit is contained in:
Hai Sullivan
2025-12-03 03:37:19 +11:00
committed by GitHub
parent 116012f6f8
commit b11aecd184
5 changed files with 345 additions and 26 deletions
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21
mobile/lib/extensions/asset_extensions.dart
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@@ -1,5 +1,5 @@
import 'package:immich_mobile/entities/asset.entity.dart';
import 'package:timezone/timezone.dart';
import 'package:immich_mobile/utils/timezone.dart';
extension TZExtension on Asset {
/// Returns the created time of the asset from the exif info (if available) or from
@@ -7,24 +7,11 @@ extension TZExtension on Asset {
/// the timezone offset in [Duration]
(DateTime, Duration) getTZAdjustedTimeAndOffset() {
DateTime dt = fileCreatedAt.toLocal();
if (exifInfo?.dateTimeOriginal != null) {
dt = exifInfo!.dateTimeOriginal!;
if (exifInfo?.timeZone != null) {
dt = dt.toUtc();
try {
final location = getLocation(exifInfo!.timeZone!);
dt = TZDateTime.from(dt, location);
} on LocationNotFoundException {
RegExp re = RegExp(r'^utc(?:([+-]\d{1,2})(?::(\d{2}))?)?$', caseSensitive: false);
final m = re.firstMatch(exifInfo!.timeZone!);
if (m != null) {
final duration = Duration(hours: int.parse(m.group(1) ?? '0'), minutes: int.parse(m.group(2) ?? '0'));
dt = dt.add(duration);
return (dt, duration);
}
}
}
return applyTimezoneOffset(dateTime: exifInfo!.dateTimeOriginal!, timeZone: exifInfo?.timeZone);
}
return (dt, dt.timeZoneOffset);
}
}