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Fix item in Photos list sometimes not removed correctly

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Ming Ming 2024-05-06 20:37:09 +08:00
parent 3631abaf7d
commit 20120ea90d
1 changed files with 68 additions and 20 deletions
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88
app/lib/widget/home_photos/view.dart
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@ -61,27 +61,9 @@ class _ContentListBody extends StatelessWidget {
itemBuilder: (context, index, item) {
final w = item.buildWidget(context);
if (isNeedVisibilityInfo) {
return VisibilityDetector(
return _ContentListItemView(
key: Key("${_log.fullName}.${item.id}"),
onVisibilityChanged: (info) {
if (context.mounted) {
Date? date;
if (item is _FileItem) {
date = item.file.fdDateTime.toLocal().toDate();
} else if (item is _SummaryFileItem) {
date = item.date;
}
if (date != null) {
if (info.visibleFraction >= 0.2) {
context.addEvent(
_AddVisibleDate(_VisibleDate(item.id, date)));
} else {
context.addEvent(
_RemoveVisibleDate(_VisibleDate(item.id, date)));
}
}
}
},
item: item,
child: w,
);
} else {
@ -125,6 +107,72 @@ class _ContentListBody extends StatelessWidget {
final bool isNeedVisibilityInfo;
}
class _ContentListItemView extends StatefulWidget {
const _ContentListItemView({
required super.key,
required this.item,
required this.child,
});
@override
State<StatefulWidget> createState() => _ContentListItemViewState();
final _Item item;
final Widget child;
}
class _ContentListItemViewState extends State<_ContentListItemView> {
@override
void initState() {
super.initState();
bloc = context.bloc;
}
@override
void dispose() {
final date = _getDate();
if (date != null) {
bloc.add(_RemoveVisibleDate(_VisibleDate(widget.item.id, date)));
}
super.dispose();
}
@override
Widget build(BuildContext context) {
return VisibilityDetector(
key: Key("${widget.key}.detector"),
onVisibilityChanged: (info) {
if (context.mounted) {
final date = _getDate();
if (date != null) {
if (info.visibleFraction >= 0.2) {
context.addEvent(
_AddVisibleDate(_VisibleDate(widget.item.id, date)));
} else {
context.addEvent(
_RemoveVisibleDate(_VisibleDate(widget.item.id, date)));
}
}
}
},
child: widget.child,
);
}
Date? _getDate() {
final item = widget.item;
Date? date;
if (item is _FileItem) {
date = item.file.fdDateTime.toLocal().toDate();
} else if (item is _SummaryFileItem) {
date = item.date;
}
return date;
}
late final _Bloc bloc;
}
class _MemoryCollectionList extends StatelessWidget {
const _MemoryCollectionList();