/***********************************************************************/ 
/* Course:          Computer Science 402a                              */ 
/* Assignment:      Assignment 2                                       */ 
/* Instructor:      Mark Giesbrecht                                    */ 
/* Submitted by:    Dan Fraser                                         */ 
/* Student Number:  001219229                                          */ 
/* Due Date:        Wednesday, February 16                             */ 
/***********************************************************************/ 
/* Busy.h - interface for the Busy class                               */              
/***********************************************************************/

#ifndef _BUSY_H_
#define _BUSY_H_

#define DAYLEN 160
#include "Meeting.h"
#include <string>
#include <math.h>

class Busy {
 public:
/************************************************************************
Function Name:     	Busy - constructor

Input Parameters:  	none

Output Parameters:  	none

Description:  creates a new instance of Busy
************************************************************************/
  Busy();

/************************************************************************
Function Name:     	allocate

Input Parameters:  	meeting - pointer to Meeting
			start - integer start time (9am monday + start/15)
			length - integer meeting length (length / 15)

Output Parameters:  	returns success as boolean

Description:  allocates time for a new meeting.
************************************************************************/
  bool allocate(Meeting *meeting, int start, int length);

/************************************************************************
Function Name:     	deallocate

Input Parameters:  	start - integer start time (9am monday + start/15)
			length - integer meeting length (length / 15)

Output Parameters:  	returns success as boolean

Description:  deallocates time
************************************************************************/
  bool deallocate(int start, int length);
  bool deallocate(Meeting *meeting);

/************************************************************************
Function Name:     	check

Input Parameters:  	start - integer start time (9am monday + start/15)
			length - integer meeting length (length / 15)

Output Parameters:  	returns bool - true if busy, false otherwise

Description:  checks if user is busy at time(s)
************************************************************************/
  bool check(Busy busylist);
  bool check(int start, int length);


/************************************************************************
Function Name:     	getMeeting

Input Parameters:  	start - integer start time (9am monday + start/15)

Output Parameters:  	returns pointer to Meeting

Description: returns Meeting object at a certain time, NULL if no
	     meeting at that time
************************************************************************/
  Meeting *getMeeting(int start) { return meetings[start]; }

/************************************************************************
Function Name:     	print

Input Parameters:  	none

Output Parameters:  	none

Description:  pretty-prints the user's schedule
************************************************************************/
  void print();

/************************************************************************
Function Name:     	realTime

Input Parameters:  	timet - integer start time (9am monday + start/15)

Output Parameters:  	returns real time as string

Description:  converts internal time to human-readable time
************************************************************************/
  string realTime(int time);

 protected:
  bool checkTime(int time);
 private:
  Meeting *meetings[DAYLEN];
};

#endif