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Fix Live TV join session edge case

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Under the circumstance that guide data is not available, program start
is equal to current time. So program start should be ignored so one can
tune to the oldest available recording offset.
This commit is contained in:
Jordan Koehn
2026-04-10 22:34:32 -04:00
parent c6f2e949a7
commit 21accaa883
1 changed files with 7 additions and 3 deletions
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lib/screens/video_player_screen.dart
+7 -3
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@@ -1213,7 +1213,12 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
int? offsetSeconds;
if (_captureBuffer != null && _programBeginsAt != null) {
final nowEpoch = DateTime.now().millisecondsSinceEpoch ~/ 1000;
final effectiveStart = max(_captureBuffer!.seekableStartEpoch, _programBeginsAt!);
final offsetProgramStart = _programBeginsAt! - _captureBuffer!.startedAt.round();
// If a session recording started after current program start, offset of program start at will be negative.
// If a session recording started before current program start, offset of program start will be positive.
// If guide data is not available, program start will be equal to current time.
final useProgramStart = offsetProgramStart > 0 && nowEpoch - _programBeginsAt! > 60;
final effectiveStart = useProgramStart ? _programBeginsAt! : _captureBuffer!.seekableStartEpoch;
final elapsed = nowEpoch - effectiveStart;
appLogger.d(
'Time-shift: buffer=${_captureBuffer!.seekableDurationSeconds}s, '
@@ -1223,8 +1228,7 @@ class VideoPlayerScreenState extends State<VideoPlayerScreen> with WidgetsBindin
final watchFromStart = await _showWatchFromStartDialog(effectiveStart, nowEpoch);
if (!mounted) return;
if (watchFromStart == true) {
final programBeginsAtOffset = _programBeginsAt! - _captureBuffer!.startedAt.round();
offsetSeconds = max(programBeginsAtOffset, _captureBuffer!.seekStartSeconds.round());
offsetSeconds = useProgramStart ? offsetProgramStart : _captureBuffer!.seekStartSeconds.round();
}
}
}