fixed entry date comparison when null

This commit is contained in:
Thibault Deckers 2020-10-12 10:15:30 +09:00
parent 2991df5f49
commit 5258ab721a

View file

@ -419,18 +419,29 @@ class ImageEntry {
}
}
// compare by:
// 1) title ascending
// 2) extension ascending
static int compareByName(ImageEntry a, ImageEntry b) {
final c = compareAsciiUpperCase(a.bestTitle, b.bestTitle);
return c != 0 ? c : compareAsciiUpperCase(a.extension, b.extension);
}
// compare by:
// 1) size descending
// 2) name ascending
static int compareBySize(ImageEntry a, ImageEntry b) {
final c = b.sizeBytes.compareTo(a.sizeBytes);
return c != 0 ? c : compareByName(a, b);
}
static final _epoch = DateTime.fromMillisecondsSinceEpoch(0);
// compare by:
// 1) date descending
// 2) name ascending
static int compareByDate(ImageEntry a, ImageEntry b) {
final c = b.bestDate?.compareTo(a.bestDate) ?? -1;
final c = (b.bestDate ?? _epoch).compareTo(a.bestDate ?? _epoch);
return c != 0 ? c : compareByName(a, b);
}
}