#include "structs.h"

#include <fstream> //take care of the file IO

using namespace std; 

//main function: entry point of the program
int main()
{	
	//1. declare a file obj
	ifstream fin; 

	//2. open the file
	fin.open("book.txt");

	if (!fin.is_open()) {
		cout << "Can't open the file" << endl; 
		return 1;
	}

	//3. take inputs
	int size = -1;
	fin >> size; 

	//test to see if size has been read into the program
	cout << size << endl;

	//allocate memory for the book array
	Book* book_arr = new Book [size];

	//populate the book array, one at a time
	for (int i = 0; i < size; ++i)
	{
		//remember that we need to pass the file obj as well
		book_init_one_book(book_arr, i, fin);
	}

	//4. close the file
	fin.close();


	ofstream file;
	string filename;
	cout << "Enter the file for output: ";
	cin >> filename;

	file.open(filename, ios::app);

	//print out the books 
	for (int i = 0; i < size; ++i)
	{
		//print out the books to screen
		//print_book(book_arr[i]);
		//print out the books to file
		print_book_to_file(book_arr[i], file);
	}

	file.close();

	//free memory
	delete_books(book_arr, size);


	




	return 0;
}