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Path exception error while trying to delete cached files #1194

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merged 5 commits into from
Mar 8, 2024
Merged

Path exception error while trying to delete cached files #1194

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0dfbc5a
Solving race conditions
DGoiana Mar 6, 2024
0774db1
Handling deletion of directory
DGoiana Mar 7, 2024
d44a9b9
Avoiding deletion of .db files
DGoiana Mar 7, 2024
86915a1
Merge branch 'master' into fix/path-access-exception
DGoiana Mar 8, 2024
ee0fec0
Removing unecessary cast
DGoiana Mar 8, 2024
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62 changes: 28 additions & 34 deletions uni/lib/controller/cleanup.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@ import 'dart:async';
import 'dart:io';

import 'package:flutter/material.dart';
import 'package:path/path.dart' as path;
import 'package:path_provider/path_provider.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:uni/controller/local_storage/database/app_bus_stop_database.dart';
Expand All @@ -22,24 +23,19 @@ Future<void> cleanupStoredData(BuildContext context) async {
final faculties = PreferencesController.getUserFaculties();
await prefs.clear();

unawaited(
Future.wait([
AppLecturesDatabase().deleteLectures(),
AppExamsDatabase().deleteExams(),
AppCoursesDatabase().deleteCourses(),
AppUserDataDatabase().deleteUserData(),
AppLastUserInfoUpdateDatabase().deleteLastUpdate(),
AppBusStopDatabase().deleteBusStops(),
AppCourseUnitsDatabase().deleteCourseUnits(),
NetworkRouter.killSigarraAuthentication(faculties),
]),
);
await Future.wait([
AppLecturesDatabase().deleteLectures(),
AppExamsDatabase().deleteExams(),
AppCoursesDatabase().deleteCourses(),
AppUserDataDatabase().deleteUserData(),
AppLastUserInfoUpdateDatabase().deleteLastUpdate(),
AppBusStopDatabase().deleteBusStops(),
AppCourseUnitsDatabase().deleteCourseUnits(),
NetworkRouter.killSigarraAuthentication(faculties),
]);

final path = (await getApplicationDocumentsDirectory()).path;
final directory = Directory(path);
if (directory.existsSync()) {
directory.deleteSync(recursive: true);
}
final toCleanDirectory = await getApplicationDocumentsDirectory();
await cleanDirectory(toCleanDirectory, DateTime.now());
}

Future<void> cleanupCachedFiles() async {
Expand All @@ -53,26 +49,24 @@ Future<void> cleanupCachedFiles() async {

final toCleanDirectory = await getApplicationDocumentsDirectory();
final threshold = DateTime.now().subtract(const Duration(days: 30));
final directories = toCleanDirectory.listSync(followLinks: false);

for (final directory in directories) {
if (directory is Directory) {
final files = directory.listSync(recursive: true, followLinks: false);
await cleanDirectory(toCleanDirectory, threshold);

final oldFiles = files.where((file) {
try {
final fileDate = File(file.path).lastModifiedSync();
return fileDate.isBefore(threshold);
} catch (e) {
return false;
}
});
await PreferencesController.setLastCleanUpDate(DateTime.now());
}

for (final file in oldFiles) {
await File(file.path).delete();
}
Future<void> cleanDirectory(Directory directory, DateTime threshold) async {
final entities = directory.listSync(recursive: true, followLinks: false);
final toDeleteEntities = entities.whereType<File>().where((file) {
try {
final fileDate = file.lastModifiedSync();
return fileDate.isBefore(threshold) && path.extension(file.path) != '.db';
} catch (e) {
return false;
}
}
});

await PreferencesController.setLastCleanUpDate(DateTime.now());
for (final entity in toDeleteEntities) {
entity.deleteSync();
}
}
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