chen08209
107 lines
3.0 KiB
Dart
107 lines
3.0 KiB
Dart
import 'dart:math';
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import 'package:fl_clash/common/boot_record.dart';
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import 'package:fl_clash/common/preferences.dart';
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import 'package:fl_clash/common/print.dart';
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import 'package:fl_clash/common/system.dart';
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import 'package:fl_clash/enum/enum.dart';
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class BootGuard {
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final bool _supported;
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final Future<BootRecord?> Function() _readRecord;
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final Future<void> Function(BootRecord record) _writeRecord;
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final Future<AppExitInfo?> Function() _readExitInfo;
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final int Function() _now;
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BootDecision _decision = const BootDecision();
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BootGuard({
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bool? supported,
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Future<BootRecord?> Function()? readRecord,
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Future<void> Function(BootRecord record)? writeRecord,
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Future<AppExitInfo?> Function()? readExitInfo,
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int Function()? now,
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}) : _supported = supported ?? system.isAndroid,
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_readRecord = readRecord ?? preferences.getBootRecord,
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_writeRecord = writeRecord ?? preferences.saveBootRecord,
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_readExitInfo = readExitInfo ?? system.lastExitInfo,
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_now = now ?? _currentMilliseconds;
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static int _currentMilliseconds() => DateTime.now().millisecondsSinceEpoch;
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BootDecision get decision => _decision;
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Future<BootDecision> evaluate({required int? profileId}) async {
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if (!_supported) {
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return _decision;
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}
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final record = await _readRecord();
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final exitInfo = await _readExitInfo();
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final decision = resolveBootDecision(record: record, exitInfo: exitInfo);
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if (decision.isDegraded) {
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commonPrint.log(
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'Previous launch did not finish: $decision',
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logLevel: LogLevel.warning,
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);
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}
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await _writeRecord(
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BootRecord(
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stage: BootStage.starting,
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profileId: decision.recovery == BootRecovery.clearProfile
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? null
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: profileId,
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startedAt: _now(),
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failureCount: decision.failureCount,
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lastFailedProfileId:
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decision.failedProfileId ?? record?.lastFailedProfileId,
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handledExitAt: max(
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record?.handledExitAt ?? 0,
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exitInfo?.timestamp ?? 0,
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),
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),
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);
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_decision = decision;
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return decision;
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}
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Future<void> markRunning() async {
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if (!_supported) {
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return;
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}
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final record = await _readRecord();
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if (record == null) {
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return;
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}
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await _writeRecord(
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BootRecord(
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stage: BootStage.running,
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profileId: record.profileId,
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startedAt: record.startedAt,
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failureCount: _decision.isDegraded ? record.failureCount : 0,
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lastFailedProfileId: record.lastFailedProfileId,
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handledExitAt: record.handledExitAt,
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),
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);
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}
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Future<void> markClosed() async {
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if (!_supported) {
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return;
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}
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final record = await _readRecord();
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if (record == null) {
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return;
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}
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await _writeRecord(
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BootRecord(
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profileId: record.profileId,
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startedAt: record.startedAt,
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lastFailedProfileId: record.lastFailedProfileId,
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handledExitAt: record.handledExitAt,
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),
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);
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}
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}
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final bootGuard = BootGuard();
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