Update TouchTokenManager to not cache the tokens

app/lib/bloc/scan_account_dir.dart

@@ -417,7 +417,7 @@ class ScanAccountDirBloc
 
   Future<List<File>> _queryOnlinePass2(ScanAccountDirBlocQueryBase ev,
       Map<int, File> cacheMap, List<File> pass1Files) async {
-    const touchTokenManager = TouchTokenManager();
+    final touchTokenManager = TouchTokenManager(_c);
     // combine the file maps because [pass1Files] doesn't contain non-supported
     // files
     final pass2CacheMap = CombinedMapView(
@@ -427,8 +427,7 @@ class ScanAccountDirBloc
       shouldCheckCache: true,
       forwardCacheManager: FileForwardCacheManager(_c, pass2CacheMap),
     ));
-    final remoteTouchEtag =
-        await touchTokenManager.getRemoteRootEtag(fileRepo, account);
+    final remoteTouchEtag = await touchTokenManager.getRemoteRootEtag(account);
     if (remoteTouchEtag == null) {
       _log.info("[_queryOnlinePass2] remoteTouchEtag == null");
       await touchTokenManager.setLocalRootEtag(account, null);

app/lib/di_container.dart

@@ -251,3 +251,8 @@ class DiContainer {
   sql.SqliteDb? _sqliteDb;
   Pref? _pref;
 }
+
+extension DiContainerExtension on DiContainer {
+  DiContainer withRemoteFileRepo() =>
+      copyWith(fileRepo: OrNull(fileRepoRemote));
+}

app/lib/entity/file/data_source.dart

@@ -469,7 +469,7 @@ class FileCachedDataSource implements FileDataSource {
       await FileSqliteCacheUpdater(_c)(account, dir, remote: remote);
       if (shouldCheckCache) {
         // update our local touch token to match the remote one
-        const tokenManager = TouchTokenManager();
+        final tokenManager = TouchTokenManager(_c);
         try {
           await tokenManager.setLocalToken(
               account, dir, cacheLoader.remoteTouchToken);
@@ -556,7 +556,7 @@ class FileCachedDataSource implements FileDataSource {
     // generate a new random token
     final token = const Uuid().v4().replaceAll("-", "");
     final dir = File(path: path_lib.dirname(f.path));
-    await const TouchTokenManager().setLocalToken(account, dir, token);
+    await TouchTokenManager(_c).setLocalToken(account, dir, token);
     // don't update remote token that frequently
     (_touchTokenThrottlers["${account.url}/${dir.path}"] ??= Throttler(
       onTriggered: _updateRemoteTouchToken,
@@ -605,10 +605,8 @@ class FileCachedDataSource implements FileDataSource {
   Future<void> _updateRemoteTouchToken(
       List<_TouchTokenThrottlerData> data) async {
     try {
-      final fileRepo = FileRepo(this);
       final d = data.last;
-      await const TouchTokenManager()
-          .setRemoteToken(fileRepo, d.account, d.dir, d.token);
+      await TouchTokenManager(_c).setRemoteToken(d.account, d.dir, d.token);
     } catch (e, stackTrace) {
       _log.shout("[_updateRemoteTouchToken] Failed while setRemoteToken", e,
           stackTrace);

app/lib/entity/file/file_cache_manager.dart

@@ -72,10 +72,10 @@ class FileCacheLoader {
       Account account, File f, List<File> cache) async {
     final touchPath =
         "${remote_storage_util.getRemoteTouchDir(account)}/${f.strippedPath}";
-    const tokenManager = TouchTokenManager();
+    final tokenManager = TouchTokenManager(_c);
     String? remoteToken;
     try {
-      remoteToken = await tokenManager.getRemoteToken(_c.fileRepo, account, f);
+      remoteToken = await tokenManager.getRemoteToken(account, f);
     } catch (e, stacktrace) {
       _log.shout(
           "[_checkTouchToken] Failed getting remote token at '$touchPath'",

app/lib/touch_token_manager.dart

@@ -1,6 +1,5 @@
 import 'dart:convert';
 
-import 'package:kiwi/kiwi.dart';
 import 'package:logging/logging.dart';
 import 'package:nc_photos/account.dart';
 import 'package:nc_photos/di_container.dart';
@@ -11,6 +10,7 @@ import 'package:nc_photos/mobile/platform.dart'
 import 'package:nc_photos/pref.dart';
 import 'package:nc_photos/remote_storage_util.dart' as remote_storage_util;
 import 'package:nc_photos/use_case/get_file_binary.dart';
+import 'package:nc_photos/use_case/ls_single_file.dart';
 import 'package:nc_photos/use_case/put_file_binary.dart';
 import 'package:nc_photos/use_case/remove.dart';
 
@@ -23,12 +23,17 @@ import 'package:nc_photos/use_case/remove.dart';
 /// token requires downloading a file from the server so you may want to avoid
 /// doing it on every query
 class TouchTokenManager {
-  const TouchTokenManager();
+  TouchTokenManager(this._c) : assert(require(_c));
 
-  Future<String?> getRemoteRootEtag(FileRepo fileRepo, Account account) async {
+  static bool require(DiContainer c) =>
+      DiContainer.has(c, DiType.fileRepo) &&
+      DiContainer.has(c, DiType.fileRepoRemote);
+
+  Future<String?> getRemoteRootEtag(Account account) async {
     try {
-      final touchDir = await fileRepo.listSingle(
-          account, File(path: remote_storage_util.getRemoteTouchDir(account)));
+      // we use the remote repo here to prevent it caching the result
+      final touchDir = await LsSingleFile(_c.withRemoteFileRepo())(
+          account, remote_storage_util.getRemoteTouchDir(account));
       return touchDir.etag!;
     } catch (_) {
       // dir not found on server
@@ -48,16 +53,14 @@ class TouchTokenManager {
     return AccountPref.of(account).getTouchRootEtag();
   }
 
-  Future<void> setRemoteToken(
-      FileRepo fileRepo, Account account, File file, String? token) async {
+  Future<void> setRemoteToken(Account account, File file, String? token) async {
     _log.info(
         "[setRemoteToken] Set remote token for file '${file.path}': $token");
     final path = _getRemotePath(account, file);
     if (token == null) {
-      return Remove(KiwiContainer().resolve<DiContainer>())(account, [file],
-          shouldCleanUp: false);
+      return Remove(_c)(account, [file], shouldCleanUp: false);
     } else {
-      return PutFileBinary(fileRepo)(
+      return PutFileBinary(_c.fileRepo)(
           account, path, const Utf8Encoder().convert(token),
           shouldCreateMissingDir: true);
     }
@@ -65,11 +68,11 @@ class TouchTokenManager {
 
   /// Return the touch token for [file] from remote source, or null if no such
   /// file
-  Future<String?> getRemoteToken(
-      FileRepo fileRepo, Account account, File file) async {
+  Future<String?> getRemoteToken(Account account, File file) async {
     final path = _getRemotePath(account, file);
     try {
-      final content = await GetFileBinary(fileRepo)(account, File(path: path));
+      final content =
+          await GetFileBinary(_c.fileRepo)(account, File(path: path));
       return const Utf8Decoder().convert(content);
     } on ApiException catch (e) {
       if (e.response.statusCode == 404) {
@@ -114,5 +117,7 @@ class TouchTokenManager {
     }
   }
 
+  final DiContainer _c;
+
   static final _log = Logger("touch_token_manager.TouchTokenManager");
 }

app/lib/widget/root_picker.dart

@@ -53,12 +53,13 @@ class _RootPickerState extends State<RootPicker> {
   }
 
   void _initAccount() async {
+    final c = KiwiContainer().resolve<DiContainer>();
     final files = <File>[];
     for (final r in widget.account.roots) {
       try {
         if (r.isNotEmpty) {
           _ensureInitDialog();
-          files.add(await LsSingleFile(KiwiContainer().resolve<DiContainer>())(
+          files.add(await LsSingleFile(c.withRemoteFileRepo())(
               widget.account, file_util.unstripPath(widget.account, r)));
         }
       } catch (e, stackTrace) {