//functionality ---- Adding new entry
//functionality ---- Printing the entry based on part number
//functionality ---- Modifying on hand , given the part number
//functionality ---- Print the the complete database 
//functionality ---- Terminate
#include<stdio.h>
#define MAX_PARTS 100

 struct part {
int number;
char name[40];
int on_hand;
}dbcreation[MAX_PARTS];

int num_parts  = 0;
int find_part(int);
void insert(void);
void search(void);

int find_part(int part_no)
{ int i;

for(i=0;i< num_parts;i++)
	if(dbcreation[i].number == part_no)
		return i;
return -1;
}

void insert(void)
{
int part_number;

if(num_parts == MAX_PARTS){
	printf("Database is full; can't add more parts\n");
	return;
	}

printf("Enter part number : ");
scanf("%d",&part_number);

if(find_part(part_number)>=0) {
	printf("\n Part already exists \n");
	//exit(0);
	return;
	}
	
	dbcreation[num_parts].number = part_number;
	printf("Enter part name : ");
	//gets(dbcreation[num_parts].name);
	scanf("%s",dbcreation[num_parts].name);
	printf("Enter quantity on hand : ");
	scanf("%d",dbcreation[num_parts].on_hand);
	num_parts = num_parts + 1;	
	printf("%d",num_parts);
}

void search(void)
{
int number,i;

printf("Enter part number: ");
scanf("%d",&number);
i= find_part(number);

if(i>=0)
{
	printf("Part name : %s\n",dbcreation[i].name);
	printf("Enter quantity on hand: %d\n",dbcreation[num_parts].on_hand);
}
else 
	printf("Part Not Found");

}

int main()
{
char code;
//char answer;
//for(;;)
	{
	printf("You can perform the following Operations :\n ");
	printf("1. Insert a New Part (i)\n");
	printf("2. Search operation (s)\n");
	printf("3. Quit(q)\n");
	printf("Enter operation code: ");
	scanf("%c",&code);
	while(getchar()!= '\n')
	;
	switch(code){
	case 'i': insert();
			  printf("%d",num_parts);
			  printf("\n****Part Details inserted successfully !****\n");
			break;

	case 's': search();
				break;

	case 'q': return 0;
			  break;
			
	default : printf("Please enter legal code\n");
				}
	printf("\n");
	//printf("Do you want to continue? (y or n)\n");
	//scanf("%c",&answer);
	}
}