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Avoid updating history too frequently.

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nyne
2025-02-14 11:46:38 +08:00
parent 22c01b4fd0
commit e7aad5f0d1
2 changed files with 19 additions and 2 deletions
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10
lib/pages/reader/reader.dart
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@@ -230,6 +230,10 @@ class _ReaderState extends State<Reader> with _ReaderLocation, _ReaderWindow {
updateHistory();
}
/// Prevent multiple history updates in a short time.
/// `HistoryManager().addHistoryAsync` is a high-cost operation because it creates a new isolate.
Timer? _updateHistoryTimer;
void updateHistory() {
if (history != null) {
history!.page = page;
@@ -239,7 +243,11 @@ class _ReaderState extends State<Reader> with _ReaderLocation, _ReaderWindow {
}
history!.readEpisode.add(chapter);
history!.time = DateTime.now();
HistoryManager().addHistoryAsync(history!);
_updateHistoryTimer?.cancel();
_updateHistoryTimer = Timer(const Duration(seconds: 1), () {
HistoryManager().addHistoryAsync(history!);
_updateHistoryTimer = null;
});
}
}