#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>

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