/***********************************************************************/ 
/* Course:          Computer Science 402a                              */ 
/* Assignment:      Assignment 2                                       */ 
/* Instructor:      Mark Giesbrecht                                    */ 
/* Submitted by:    Dan Fraser                                         */ 
/* Student Number:  001219229                                          */ 
/* Due Date:        Wednesday, February 16                             */ 
/***********************************************************************/ 
/* calendar.h - Calendar interface description             t           */              
/***********************************************************************/


#ifndef _CALENDAR_H_
#define _CALENDAR_H_

#define REQUEST_SIZE 1024

#include "nameserver.h"

#include "StreamSocket.h"
#include "HostInfo.h"
#include <string>
#include <vector>
#include <pthread.h>
#include "Meeting.h"
#include "Busy.h"
#include "cal_server.h"
#include "globals.h"

/************************************************************************
Function Name:		uid_lookup

Input Parameters:  	port - nameserver port number (n/a in rpc version)
			uid - integer uid to look up

Output Parameters:  	returns HostInfo object with user info

Description:  contacts nameserver and looks up UID.
************************************************************************/
HostInfo uid_lookup(int port, int uid);

/************************************************************************
Function Name:     	name_lookup

Input Parameters:  	port - nameserver port number (n/a in rpc version)
			name - string name to look up

Output Parameters:  	returns HostInfo object with user info

Description:  contacts nameserver and looks up info by name
************************************************************************/
HostInfo name_lookup(int port, string name);

/************************************************************************
Function Name:     	check_times

Input Parameters:  	request - request string to send to server
			HostInfo - contains information on how to contact server

Output Parameters:  	returns list of times which are valid

Description:  contacts remote user server and checks if times in request are valid
************************************************************************/
vector<int> check_times(string request, HostInfo host);

/************************************************************************
Function Name:     	send_request

Input Parameters:  	request - request string to send to remote server
			host - HostInfo object with info on how to connect to remote

Output Parameters:  	returns success as boolean

Description:  connects to remote server and sends request string
************************************************************************/
bool send_request(string request, HostInfo host);

/************************************************************************
Function Name:     	print_menu

Input Parameters:  	n/a

Output Parameters:  	n/a

Description:  prints the menu
************************************************************************/
void print_menu();

/************************************************************************
Function Name:     	request_meeting

Input Parameters:  	n/a

Output Parameters:  	n/a

Description:  gets meeting time and uid's from user, checks to see if 
	times and uids are valid, and tries to book the meeting with all
	involved remote users.
************************************************************************/
void request_meeting();

/************************************************************************
Function Name:     	cancel_meeting

Input Parameters:  	n/a
			
Output Parameters:  	n/a

Description:  checks to see if this user is the origiator, if so, cancels meeting
	and sends cancel requests to all other involved remote servers.
************************************************************************/
void cancel_meeting();

#endif