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ben-milankoben-milanko
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Merge pull request #1 from Railway-Engineering-Solutions/fix/sub
update, test stub
2 parents 90b6ded + 43a433a commit 23d936a

3 files changed

Lines changed: 193 additions & 3 deletions

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‎flutter_cache_manager/lib/src/storage/file_system/file_system_web.dart‎

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@@ -2,9 +2,11 @@ import 'package:file/file.dart' show File;
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import 'package:file/memory.dart';
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import 'package:flutter_cache_manager/src/storage/file_system/file_system.dart';
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// Export web-specific implementations
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export 'indexed_db_file.dart';
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export 'indexed_db_file_system.dart';
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// Web-specific implementations: export on web only, export stubs elsewhere
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export 'indexed_db_file_stub.dart'
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if (dart.library.js_interop) 'indexed_db_file.dart';
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export 'indexed_db_file_system_stub.dart'
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if (dart.library.js_interop) 'indexed_db_file_system.dart';
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class MemoryCacheSystem implements FileSystem {
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final directory = MemoryFileSystem().systemTempDirectory.createTemp('cache');

‎flutter_cache_manager/lib/src/storage/file_system/indexed_db_file_stub.dart‎

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import 'dart:convert';
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import 'dart:typed_data';
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import 'package:file/file.dart';
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// Non-web stub to satisfy conditional export when js_interop is unavailable
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class IndexedDbFile implements File {
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IndexedDbFile(String path, String dbName);
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@override
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File get absolute => this;
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@override
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Future<File> copy(String newPath) => _unsupported();
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@override
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File copySync(String newPath) => _throw();
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@override
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Future<File> create({bool recursive = false, bool exclusive = false}) =>
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_unsupported();
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@override
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void createSync({bool recursive = false, bool exclusive = false}) => _throw();
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@override
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Future<FileSystemEntity> delete({bool recursive = false}) => _unsupported();
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@override
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void deleteSync({bool recursive = false}) => _throw();
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@override
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bool existsSync() => _throw();
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@override
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Future<bool> exists() => _unsupported();
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@override
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bool get isAbsolute => true;
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@override
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RandomAccessFile openSync({FileMode mode = FileMode.read}) => _throw();
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@override
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Future<RandomAccessFile> open({FileMode mode = FileMode.read}) =>
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_unsupported();
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@override
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Stream<List<int>> openRead([int? start, int? end]) =>
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Stream<List<int>>.error(_unsupportedError());
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@override
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IOSink openWrite(
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{FileMode mode = FileMode.write, Encoding encoding = utf8}) =>
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_throw();
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@override
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Directory get parent => _throw();
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@override
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String get path => _throw();
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@override
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Future<int> length() => _unsupported();
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@override
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int lengthSync() => _throw();
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@override
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Future<Uint8List> readAsBytes() => _unsupported();
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@override
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Uint8List readAsBytesSync() => _throw();
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@override
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Future<String> readAsString({Encoding encoding = utf8}) => _unsupported();
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@override
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String readAsStringSync({Encoding encoding = utf8}) => _throw();
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@override
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Future<List<String>> readAsLines({Encoding encoding = utf8}) =>
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_unsupported();
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@override
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List<String> readAsLinesSync({Encoding encoding = utf8}) => _throw();
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@override
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Future<File> rename(String newPath) => _unsupported();
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@override
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File renameSync(String newPath) => _throw();
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@override
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Future<String> resolveSymbolicLinks() => _unsupported();
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@override
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String resolveSymbolicLinksSync() => _throw();
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@override
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Future<DateTime> lastAccessed() => _unsupported();
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@override
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DateTime lastAccessedSync() => _throw();
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@override
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Future<DateTime> lastModified() => _unsupported();
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@override
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DateTime lastModifiedSync() => _throw();
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@override
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FileStat statSync() => _throw();
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@override
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Future<FileStat> stat() => _unsupported();
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@override
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Uri get uri => _throw();
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@override
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String get basename => _throw();
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@override
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String get dirname => _throw();
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@override
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Stream<FileSystemEvent> watch(
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{int events = FileSystemEvent.all, bool recursive = false}) =>
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Stream<FileSystemEvent>.error(_unsupportedError());
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@override
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Future<File> writeAsBytes(List<int> bytes,
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{FileMode mode = FileMode.write, bool flush = false}) =>
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_unsupported();
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@override
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void writeAsBytesSync(List<int> bytes,
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{FileMode mode = FileMode.write, bool flush = false}) =>
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_throw();
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@override
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Future<File> writeAsString(String contents,
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{FileMode mode = FileMode.write,
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Encoding encoding = utf8,
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bool flush = false}) =>
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_unsupported();
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@override
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void writeAsStringSync(String contents,
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{FileMode mode = FileMode.write,
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Encoding encoding = utf8,
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bool flush = false}) =>
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_throw();
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@override
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void setLastAccessedSync(DateTime time) => _throw();
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@override
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Future<File> setLastAccessed(DateTime time) => _unsupported();
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@override
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void setLastModifiedSync(DateTime time) => _throw();
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@override
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Future<File> setLastModified(DateTime time) => _unsupported();
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T _throw<T>() => throw _unsupportedError();
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Future<T> _unsupported<T>() => Future<T>.error(_unsupportedError());
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UnsupportedError _unsupportedError() =>
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UnsupportedError('IndexedDbFile is only available on web');
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@override
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FileSystem get fileSystem => _throw();
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}

‎flutter_cache_manager/lib/src/storage/file_system/indexed_db_file_system_stub.dart‎

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import 'package:file/file.dart' as file_pkg;
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import 'package:flutter_cache_manager/src/storage/file_system/file_system.dart'
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as cache_fs;
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// Non-web stub to satisfy conditional export when js_interop is unavailable
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class IndexedDbFileSystem implements cache_fs.FileSystem {
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IndexedDbFileSystem(String databaseName);
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@override
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Future<file_pkg.File> createFile(String name) async {
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throw UnsupportedError('IndexedDbFileSystem is only available on web');
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}
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}

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