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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_FILE_SYSTEM_ACCESS_FILE_SYSTEM_ACCESS_BUCKET_PATH_WATCHER_H_
#define CONTENT_BROWSER_FILE_SYSTEM_ACCESS_FILE_SYSTEM_ACCESS_BUCKET_PATH_WATCHER_H_
#include "base/thread_annotations.h"
#include "base/threading/sequence_bound.h"
#include "base/types/pass_key.h"
#include "content/browser/file_system_access/file_system_access_change_source.h"
#include "content/browser/file_system_access/file_system_access_watch_scope.h"
#include "storage/browser/file_system/file_observers.h"
#include "storage/browser/file_system/file_system_context.h"
#include "storage/browser/file_system/file_system_url.h"
namespace content {
class FileSystemAccessWatcherManager;
// Watches changes to all bucket file system paths and reports changes to its
// observers. This class must be created, used, and destroyed on the same
// sequence as the `FileSystemContext` it holds a reference to.
class FileSystemAccessBucketPathWatcher : public FileSystemAccessChangeSource,
public storage::FileChangeObserver {
public:
FileSystemAccessBucketPathWatcher(
scoped_refptr<storage::FileSystemContext> file_system_context,
base::PassKey<FileSystemAccessWatcherManager> pass_key);
FileSystemAccessBucketPathWatcher(const FileSystemAccessBucketPathWatcher&) =
delete;
FileSystemAccessBucketPathWatcher& operator=(
const FileSystemAccessBucketPathWatcher&) = delete;
~FileSystemAccessBucketPathWatcher() override;
// FileSystemAccessChangeSource:
void Initialize(
base::OnceCallback<void(blink::mojom::FileSystemAccessErrorPtr)>
on_source_initialized) override;
// storage::FileChangeObserver:
void OnCreateFile(const storage::FileSystemURL& url) override;
void OnCreateFileFrom(const storage::FileSystemURL& url,
const storage::FileSystemURL& src) override;
void OnMoveFileFrom(const storage::FileSystemURL& url,
const storage::FileSystemURL& src) override;
void OnRemoveFile(const storage::FileSystemURL& url) override;
void OnModifyFile(const storage::FileSystemURL& url) override;
void OnCreateDirectory(const storage::FileSystemURL& url) override;
void OnRemoveDirectory(const storage::FileSystemURL& url) override;
private:
base::WeakPtrFactory<FileSystemAccessBucketPathWatcher> weak_factory_
GUARDED_BY_CONTEXT(sequence_checker_){this};
};
} // namespace content
#endif // CONTENT_BROWSER_FILE_SYSTEM_ACCESS_FILE_SYSTEM_ACCESS_BUCKET_PATH_WATCHER_H_
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