/*
 * Copyright (C) 2021 Emeric Poupon
 *
 * This file is part of LMS.
 *
 * LMS is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * LMS is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include <chrono>
#include <memory>
#include <optional>

#include <Wt/WDateTime.h>

#include "scrobbling/Listen.hpp"

namespace Database
{
	class Db;
	class Session;
	class TrackList;
	class User;
}

namespace Scrobbling
{

	class IScrobbler
	{
		public:
			virtual ~IScrobbler() = default;

			virtual void listenStarted(const Listen& listen) = 0;
			virtual void listenFinished(const Listen& listen, std::optional<std::chrono::seconds> duration) = 0;

			virtual void addListen(const Listen& listen, const Wt::WDateTime& timePoint) = 0;

			virtual Wt::Dbo::ptr<Database::TrackList> getListensTrackList(Database::Session& session, Wt::Dbo::ptr<Database::User> user)  = 0;
	};

	std::unique_ptr<IScrobbler> createScrobbler(std::string_view backendName);

} // ns Scrobbling