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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ON_DEVICE_TRANSLATION_FILE_OPERATION_PROXY_IMPL_H_
#define CHROME_BROWSER_ON_DEVICE_TRANSLATION_FILE_OPERATION_PROXY_IMPL_H_
#include <vector>
#include "base/files/file_path.h"
#include "base/task/sequenced_task_runner.h"
#include "components/services/on_device_translation/public/mojom/on_device_translation_service.mojom.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/receiver.h"
namespace on_device_translation {
// Implementation of FileOperationProxy. It is used to provide file operations
// to the OnDeviceTranslationService. This is created on the UI thread and
// destroyed on the background thread of the passed `task_runner`.
class FileOperationProxyImpl : public mojom::FileOperationProxy {
public:
FileOperationProxyImpl(
mojo::PendingReceiver<mojom::FileOperationProxy> proxy_receiver,
scoped_refptr<base::SequencedTaskRunner> task_runner,
std::vector<base::FilePath> package_paths);
~FileOperationProxyImpl() override;
// FileOperationProxy implementation:
void FileExists(uint32_t package_index,
const base::FilePath& relative_path,
FileExistsCallback callback) override;
void Open(uint32_t package_index,
const base::FilePath& relative_path,
OpenCallback callback) override;
private:
// Get the file path for the given `package_index` and `relative_path`.
// Returns an empty path if the `package_index` is invalid or the
// relative_path` is invalid.
base::FilePath GetFilePath(uint32_t package_index,
const base::FilePath& relative_path) const;
mojo::Receiver<FileOperationProxy> receiver_{this};
std::vector<base::FilePath> package_paths_;
};
} // namespace on_device_translation
#endif // CHROME_BROWSER_ON_DEVICE_TRANSLATION_FILE_OPERATION_PROXY_IMPL_H_
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