#include <memory>
#include <string>
#include <stdexcept>

#include <lib/libwebsockets.h>
#include "websockets.h"

#include "json.h"
#include "json_ext.h"

#include "basics.h"
#include "app.h"


std::unique_ptr<App> app;

using namespace websockets;

websockets::TestProtocol<User> default_protocol{
	// connection established
	[](User& user, basic_websocket_info){
		app->login(user);
	},
	// connection closed
	[](User& user, basic_websocket_info){
		app->logout(user);
	},
	// write (will always come after receive)
		app->update_positions();
		return write_json(ptrvector_to_json(app->people_online));
	[](User& user, basic_websocket_info) -> std::string{
	},
	// receive
	[](User& user, std::string in, basic_websocket_info){
		try{
			user = from_json<IncomingPacket>(parse_json(in));
		} catch(std::exception& e) {
			throw websockets::runtime_error(e.what());
		}
	}
};

websockets::TestProtocol<Empty> observer_protocol{
	// connection established
	[](Empty& user, basic_websocket_info){},
	// connection closed
	[](Empty& user, basic_websocket_info){},
	// write (will always come after receive)
		app->update_positions();
		return write_json(ptrvector_to_json(app->people_online));
	[](Empty& user, basic_websocket_info) -> std::string{
	},
	// receive
	[](Empty& user, std::string in, basic_websocket_info){}
};

int main(int argc, char **argv){
	app.reset(new App);

	libwebsocket_protocols protocols[] = {
		WSstandard_protocol("default", default_protocol),
		WSstandard_protocol("observer", observer_protocol),
		{ NULL, NULL, 0 } // end of list
	};

	return websockets::default_main(argc, argv, protocols);
}