/*
 * clientProtocol.cpp
 *
 * Gouverneur Th. - Cuisinier Gi.
 *
 * Define the client-side protocol function
 */

#include "clientProtocol.h"

using namespace std;

bool ClientProtocol::auth = false;
bool ClientProtocol::waiting = false;

void ClientProtocol::cmdLogin    (Message *m)
{
	if (waiting)
	{
		waiting = false; // we have our answer ;)
		if (m->args.Size() != 0)
		{
			if (m->args[0] == string("OK"))
			{
				auth = true;
				cout << "Ok, you're sucessfully authenticated to server." << endl;
				return;
			}
			else if (m->args[0] == string("NOK"))
			{
				throw exErrAuth();
			}
		}
	}
	else
	{
		cout << "Received something not requested.. ignoring.." << endl;
	}
}


void ClientProtocol::cmdBRoom    (Message *m)
{
	if (waiting)
	{
		waiting = false; // we have our answer ;)
		if (m->args.Size() != 2)
			cout << "Bad answer from server.. ignoring.." << endl;
		else
		{
			if (m->args[0] == string("NOK"))
				cout << "Cannot book room: " << m->args[1] << endl;
			else if (m->args[0] == string("OK"))
				cout << "Room booked, number: " << m->args[1] << endl;
			else
				cout << "Bad answer from server.. ignoring.." << endl;
		}
	}
	else
	{
		cout << "Received something not requested.. ignoring.." << endl;
	}
}


void ClientProtocol::cmdCRoom    (Message *m)
{
	if (waiting)
	{
		waiting = false; // we have our answer ;)
		if (m->args.Size() != 2 && m->args.Size() != 1)
			cout << "Bad answer from server.. ignoring.." << endl;
		else
		{
			if (m->args[0] == string("NOK"))
			{
				if (m->args.Size() == 2)
					cout << "Cannot cancel reservation: " << m->args[1] << endl;
			}
			else if (m->args[0] == string("OK"))
				cout << "Reservation cancelled.." << endl;
			else
				cout << "Bad answer from server.. ignoring.." << endl;
		}
	}
	else
		cout << "Received something not requested.. ignoring.." << endl;
}

void ClientProtocol::sendSusp 	(Message *m)
{
	cout << "Server is suspended for now.. please retry later.." << endl;
	waiting = false;
}

void ClientProtocol::cmdLRooms   (Message *m)
{
	static int maxBook = 0;
	
	if (maxBook == 0 && waiting)
	{
		if (m->args.Size() == 2 && m->args[0] != string("OK"))
		{
			cout << m->args[0] << " : " << m->args[1] << endl;
			waiting = 0;
		}
		else if (m->args.Size() == 2 && m->args[0] == string("OK"))
		{
			cout << "Number of room booked: " << m->args[1] << endl;
			cout << "Room : Name" << endl << "------------" << endl;
			waiting = 1;
			maxBook = atoi(m->args[1].c_str());
			if (maxBook == 0) waiting = 0;
		}
		else
		{
			cout << "Bad response from server, ignoring" << endl;
			waiting = 0;
			maxBook = 0;
		}
	}
	else if (maxBook > 0 && waiting)
	{
		if (m->args.Size() == 2 && m->args[0] != string("OK"))
		{
			cout << m->args[0] << " : " << m->args[1] << endl;
			maxBook--;
			if (maxBook == 0) waiting = 0;
		}
		else
		{
			cout << "Bad response from server, ignoring" << endl;
			waiting = 0;
			maxBook = 0;
		}
	}
	else if (!waiting)
		cout << "Received something not requested from server, ignoring..." << endl;
}
						

bool ClientProtocol::execOption(int c, Sock_Client *client)
{
	switch (c)
	{
		case 1: // book room
			return execBRoom(client);
			break;
		case 2: // cancel room
			return execCRoom(client);
			break;
		case 3: // list room
			return execLRooms(client);
			break;
		case 4: // exit
			throw exWantExit();
		default: // unknown
			throw exUnknownOpt();
	}
	return false;
}


bool ClientProtocol::execBRoom (Sock_Client *client)
{
	string type, date, nombre, nom;
	cout << "Book a room:" << endl << "----------------" << endl << endl;
	cout << "Type chambre: "; cin >> type;
	cout << "Date d'arrivee (YYYYMMDD): "; cin >> date;
	cout << "Nombre de nuitees: "; cin >> nombre;
	cout << "Nom du client: "; cin >> nom;
	
	Message m;
	m.numRequest = client->getMsgSent() + 1;
	m.ident = "Hotel California";
	m.token = "BROOM";
	m.args.Push(type);
	m.args.Push(date);
	m.args.Push(nombre);
	m.args.Push(nom);

	*client << m.serialize();
	return true;
}


bool ClientProtocol::execCRoom (Sock_Client *client)
{
	string num, nom;
	cout << "Cancel Room:" << endl << "---------------" << endl << endl;
	cout << "Numero de chambre: "; cin >> num;
	cout << "Nom du clinet: "; cin >> nom;

	Message m;
	m.numRequest  = client->getMsgSent() + 1;
	m.ident = "Hotel California";
	m.token = "CROOM";
	m.args.Push(num);
	m.args.Push(nom);

	*client << m.serialize();
	return true;
}


bool ClientProtocol::execLRooms(Sock_Client *client)
{
	cout << "List Rooms:" << endl << "---------------" << endl << endl;
	
	Message m;
	m.numRequest = client->getMsgSent() + 1;
	m.ident = "Hotel California";
	m.token = "LROOMS";

	*client << m.serialize();
	return true;
}