admin1
88 lines
2.2 KiB
Dart
88 lines
2.2 KiB
Dart
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part of 'player_page.dart';
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extension _PlayerPageRelink on _PlayerPageState {
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bool _handleStreamFailure() {
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if (!mounted ||
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_switchInFlight ||
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_engineFallbackInFlight ||
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_relink.pending) {
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return false;
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}
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final s = _session;
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if (s == null ||
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s.phase.value != PlaybackPhase.playing ||
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!s.engine.state.playing) {
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return false;
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}
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final ticks = ticksFromDuration(s.engine.state.position);
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if (s.lastFailureTerminal) {
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AppLogger.warn(_tag, 'stream failure terminal → skip relink, surface error');
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_rememberFailurePosition(ticks);
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s.phase.removeListener(_onSessionPhaseChanged);
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_attachWakelockSession(null);
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unawaited(s.dispose());
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setState(() {
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_session = null;
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_errorMessage = '当前版本源无法播放（服务器拒绝，HTTP 4xx）。请切换其他版本源重试。';
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});
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_invalidateBottomBar();
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return true;
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}
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_relink.schedule(
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onGiveUp: () {
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AppLogger.warn(
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_tag,
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'relink gave up after ${_relink.attempts} attempts',
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);
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_rememberFailurePosition(ticks);
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s.phase.removeListener(_onSessionPhaseChanged);
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_attachWakelockSession(null);
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unawaited(s.dispose());
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setState(() {
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_session = null;
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_errorMessage = '播放链接已失效，多次重连失败';
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});
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_invalidateBottomBar();
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},
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onRelink: (delay) {
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AppLogger.debug(
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_tag,
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'relink scheduled attempt=${_relink.attempts} '
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'delay=${delay.inSeconds}s posTicks=$ticks',
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);
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final base = _lastRequest;
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if (!mounted || base == null) return;
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final req = base.copyWith(
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startPositionTicks: ticks > 0 ? ticks : null,
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playFromStart: false,
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);
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unawaited(_switchTo(req));
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},
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);
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return true;
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}
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void _rememberFailurePosition(int ticks) {
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final base = _lastRequest;
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if (base == null || ticks <= 0) return;
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_lastRequest = base.copyWith(
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startPositionTicks: ticks,
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playFromStart: false,
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);
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}
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void _armRelinkSustain() {
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_relink.armSustain();
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}
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}
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