/* Cafe inventory and accounts database */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAXNAME 30
#define MAXPRODUCTS 200

typedef enum {false, true} bool_t;

typedef struct {
  char name[MAXNAME];
  double saleprice;
  int quantity;
} stock_t;

typedef struct {
  int numproducts;
  stock_t products[MAXPRODUCTS];
  double balance;
} cafe_t;

typedef struct {
 char name[MAXNAME];
 int quantity;
 double costprice;
} order_t;

cafe_t swedish;

void initialiseSwedishCafe (void) {
  swedish.balance = 4100.00;
  swedish.numproducts = 5;
  strcpy(swedish.products[0].name, "BeetrootSoup");
  swedish.products[0].quantity = 500;
  swedish.products[0].saleprice = 5.50;
  strcpy(swedish.products[1].name, "LeekandPotatoSoup");
  swedish.products[1].quantity = 300;
  swedish.products[1].saleprice = 5.50;
  strcpy(swedish.products[2].name, "CranberryScone");
  swedish.products[2].quantity = 80;
  swedish.products[2].saleprice = 2.20;
  strcpy(swedish.products[3].name, "Pizza");
  swedish.products[3].quantity = 180;
  swedish.products[3].saleprice = 6.80;
  strcpy(swedish.products[4].name, "Coffee");
  swedish.products[4].quantity = 2000;
  swedish.products[4].saleprice = 2.50;
  printf("Swedish cafe initialised.\n");
}


double valueSwedishCafe (void) {
  /* BEGIN ANSWER (a) -- do not delete this line */

  // ADD YOUR CODE HERE

  /* END ANSWER (a) -- do not delete this line */
}  

int quantityInStock (char *item) {
  /* BEGIN ANSWER (b) -- do not delete this line */

  // ADD YOUR CODE HERE

  /* END ANSWER (b) -- do not delete this line */
}

order_t readOrder() {
  /* BEGIN ANSWER (c) -- do not delete this line */

  // ADD YOUR CODE HERE

  /* END ANSWER (c) -- do not delete this line */
} 

bool_t processOrder (order_t order) {
  /* BEGIN ANSWER (d) -- do not delete this line */

  // ADD YOUR CODE HERE

  /* END ANSWER (d) -- do not delete this line */
}

int main(void) {
  int choice, flag;
  char product[MAXNAME];
  order_t ord;
  printf("Type 1 for initialise, 2 for valueSwedishCafe, 3 for "); 
  printf("quantityInStock,\n 4 for readOrder (into ord), ");
  printf("5 for processOrder (from ord): ");
  scanf("%d", &choice);
  while((choice >= 1) && (choice < 6)) {
    if (choice == 1) 
      initialiseSwedishCafe();
    else if (choice == 2)
      printf("Current value of Swedish cafe assets is: %f\n", valueSwedishCafe());
    else if (choice == 3) {
      printf("Which product are you interested in? ");
      scanf("%s", product);
      printf("The quantity of %s is %d.\n", product, quantityInStock(product));
    }
    else if (choice == 4) {
      ord = readOrder();
    }
    else {
      flag = processOrder(ord);
      printf("The order in 'ord' was processed successfully.\n");
    }
    printf("Type 1 for initialise, 2 for valueSwedishCafe, 3 for "); 
    printf("quantityInStock,\n 4 for readOrder (into ord), ");
    printf("5 for processOrder (from ord).");
    scanf("%d", &choice);
  }
  printf("Not a valid choice, terminating.\n");
  return EXIT_SUCCESS;
}