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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_DRIVE_TASK_EXECUTOR_H_
#define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_TASK_EXECUTOR_H_
#include <string>
#include <vector>
#include "chrome/browser/chromeos/drive/drive_file_error.h"
#include "chrome/browser/chromeos/extensions/file_handler_util.h"
#include "chrome/browser/google_apis/gdata_errorcode.h"
namespace drive {
class DriveEntryProto;
// 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 DriveTaskExecutor : public file_handler_util::FileTaskExecutor {
public:
// FileTaskExecutor overrides
virtual bool ExecuteAndNotify(
const std::vector<GURL>& file_urls,
const file_handler_util::FileTaskFinishedCallback& done) OVERRIDE;
private:
// FileTaskExecutor is the only class allowed to create one.
friend class file_handler_util::FileTaskExecutor;
DriveTaskExecutor(Profile* profile,
const std::string& app_id,
const std::string& action_id);
virtual ~DriveTaskExecutor();
void OnFileEntryFetched(DriveFileError error,
scoped_ptr<DriveEntryProto> entry_proto);
void OnAppAuthorized(const std::string& resource_id,
google_apis::GDataErrorCode error,
scoped_ptr<base::Value> feed_data);
// Calls |done_| with |success| status.
void Done(bool success);
const GURL source_url_;
const std::string action_id_;
int current_index_;
file_handler_util::FileTaskFinishedCallback done_;
};
} // namespace drive
#endif // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_TASK_EXECUTOR_H_
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