#ifndef COMMANDS_H
#define COMMANDS_H

#include "music.h"

#include <boost/function.hpp>
#include <boost/asio.hpp>

#include <string>
#include <vector>
#include <map>
#include <stdexcept>

namespace commands {
	class Commands;

	class CommandException : public std::runtime_error {
		public:
			CommandException(const char *s) : std::runtime_error(s) {};
			CommandException(std::string s) : std::runtime_error(s.c_str()) {};
	};

	class Commands {
		private:
			typedef boost::function<std::vector<std::string> (Commands*)> Handler;
			std::map<std::string, Handler> handlers;

			typedef boost::function<std::vector<MusicListing::p> (const std::string artist)> FindFunction;
			std::map<std::string, FindFunction> find_handlers;

			boost::asio::io_service& io_service;
			std::vector<std::string>& args;

			std::vector<std::string> ls();
			std::vector<std::string> find();
			std::vector<std::string> update();

		public:
			Commands(boost::asio::io_service& io_service, std::vector<std::string>& args);
			std::vector<std::string> operator()();

	};
};

#endif