// This program demonstrates how to access pointers of type struct. 
// Usually we access with a . , however, when we refer to a pointer
// we access with a -> (shorthand, much less likely to make mistakes!) 

// Sasha Vassar, Week 5 Lecture 10

#include <stdio.h>
// we will want to use strcpy function, so get access to the string.h library
// for this particular example
#include <string.h>

#define MAX 35

// 1. Define struct
struct lego {
    char name[MAX];
    double price;
    int pieces;
};

int main (void) {
    // 2. Declare struct
    struct lego my_lego;
    //my_lego.price 
 
    // TODO: Demonstrating pointers of type struct
    // Have a pointer that points to the variable my_lego of type 
    // struct lego   
    // pointer to an int: int *my_ptr
    struct lego *my_lego_ptr = &my_lego;
    // TODO:3. Initialise struct (access members with .)
    my_lego_ptr->price = 120.5;
    my_lego_ptr->pieces = 2064;
    strcpy(my_lego_ptr->name, "Question Mark");
    // TODO: Demonstrating pointers of type struct - accessing
    // How would we initialise it using the pointer?
    // Perhaps dereference the pointer and access the member?
    printf("The lego %s costs %.2lf and has %d pieces\n", 
                my_lego_ptr->name, my_lego_ptr->price, my_lego_ptr->pieces);
    return 0;
}