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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_CHROMEOS_DRIVE_FILE_TASK_EXECUTOR_H_
#define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_TASK_EXECUTOR_H_
#include <string>
#include <vector>
#include "base/callback.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/chromeos/file_manager/file_tasks.h"
#include "components/drive/file_errors.h"
#include "google_apis/drive/drive_api_error_codes.h"
namespace drive {
class DriveServiceInterface;
class FileSystemInterface;
class ResourceEntry;
// Delegate class for hooking fake instances and behaviors for testing.
class FileTaskExecutorDelegate {
public:
virtual ~FileTaskExecutorDelegate() {}
virtual FileSystemInterface* GetFileSystem() = 0;
virtual DriveServiceInterface* GetDriveService() = 0;
virtual void OpenBrowserWindow(const GURL& open_link) = 0;
};
// This class implements an "executor" class that will execute tasks for
// third party Drive apps that store data in Drive itself. To do that, it
// needs to find the file resource IDs and pass them to a server-side function
// that will authorize the app to open the given document and return a URL
// for opening the document in that app directly.
class FileTaskExecutor {
public:
// Creates FileTaskExecutor with delegate derived from |profile|. Used in
// product environment.
FileTaskExecutor(Profile* profile, const std::string& app_id);
// Creates FileTaskExecutor with a specific delegate.
FileTaskExecutor(scoped_ptr<FileTaskExecutorDelegate> delegate,
const std::string& app_id);
// Executes file tasks, runs |done| and deletes |this|.
void Execute(const std::vector<storage::FileSystemURL>& file_urls,
const file_manager::file_tasks::FileTaskFinishedCallback& done);
private:
~FileTaskExecutor();
void OnFileEntryFetched(FileError error, scoped_ptr<ResourceEntry> entry);
void OnAppAuthorized(const std::string& resource_id,
google_apis::DriveApiErrorCode error,
const GURL& open_link);
// Calls |done_| with |success| status and deletes |this|.
void Done(bool success);
scoped_ptr<FileTaskExecutorDelegate> delegate_;
std::string app_id_;
int current_index_;
file_manager::file_tasks::FileTaskFinishedCallback done_;
base::WeakPtrFactory<FileTaskExecutor> weak_ptr_factory_;
};
} // namespace drive
#endif // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_TASK_EXECUTOR_H_
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