//queuedriver.c
//PAC: jleblanc: 2.16.06

#include <stdio.h>
#include <stdlib.h>
#include "queuelib.h"

void main ()
{
 	queuetype queue;
 	char   choice;
	char   item;
	int howmany;

 	qinit(&queue);

 	do
 	{
 		/*printf("  (1)  add an item  ");
 		printf("  (2)  remove  an item  ");
 		printf("  (5)  quit  ");
		printf("  please enter your choice : ");*/
		
		printf("TYPE: 1 add, 2 remove, 3 empty?, 4 full?, 5 how many, 6 quit >> ");

 		fflush(stdin);
 		choice = getchar();
 		
	//Add
		if (choice == '1')
 		{  
			printf (" enter a character : ");
    			fflush(stdin);
    			item = getchar();
    			qadd( item, &queue);
 		}
 	//Remove
		else if (choice == '2')
 		{  
			if (! qempty(queue))
    			{ 
				qremove(&item, &queue);
      				printf(" here is the removed character %c \n\n", item);
    			}
    			else printf (" sorry, the queue was empty \n\n");
 		}
	//Empty?
		else if (choice == '3')
 		{  
			if(qempty(queue)==TRUE)
			{
				printf(" The queue is empty\n\n");
			}
			else
			{
				printf(" The queue is not empty\n\n");
			}
 		}
	//Full?
		else if (choice == '4')
 		{  
			if(qfull(queue)==TRUE)
			{
				printf(" The queue is full\n\n");
			}
			else
			{
				printf(" The queue is not full\n\n");
			}
 		}
	//How Many?
		else if (choice == '5')
 		{  
			qmany(&howmany, &queue);
			printf(" There are %d items in the queue \n\n", howmany);
 		}
 	} while (choice != '6');

}//END main