#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//This program will create the file that is used in LAB 7

int main() {
	int ID, i, j;
	char name[20], data_read[20];
	float balance;
	char c;

	struct Record {
	int i;
	char c;
	char a[20];
	float b;
	} P;
	printf("Size of struct = %lu\n",sizeof(P));
	FILE *fp;
	fp=fopen("Testcase.bin", "w");
	printf(" Enter 1 to continue, 0 to quit    ");
	scanf("%d", &i);
	fflush(stdin);
	while (i != 0) {
		printf(" ID (Integer)   :   ");
		fgets(data_read, 18, stdin);
		//fflush(stdin);
		sscanf(data_read, "%d", &ID);
		printf("Encoded?  E or n :");
		fgets(data_read, 18, stdin);
		//fflush(stdin);
		sscanf(data_read, "%c", &c);
		printf("Balance   ");
		fgets(data_read, 18, stdin);
		//fflush(stdin);
		sscanf(data_read, "%f", &balance);
		printf("name   :");
		fgets(data_read, 18, stdin);
		//fflush(stdin);
		sscanf(data_read, "%d", &ID);
		data_read[strlen(data_read)]='\0';
		
		P.i=ID;
		P.c=c;
		P.b=balance;
		strcpy(P.a, data_read);
		if(c == 'E') {for(i=0;i<20;i++) P.a[i]=P.a[i]^0xFF;}
		//Copy the record to the file
		fwrite(&P, sizeof(P), 1, fp);
		/*************************************
		**************** IGNORE THIS PART *******
		I was trying to know the difference between writing the
		record and the fields separetly
		fwrite(&(P.i), sizeof(P.i), 1, fp);
		fwrite(&(P.c), sizeof(P.c), 1, fp);
		fwrite((P.a), sizeof(P.a), 1, fp);
		fwrite(&(P.b), sizeof(P.b), 1, fp);
		**************************************/
		printf(" Enter 1 to continue, 0 to quit    ");
		scanf("%d", &i);
		fflush(stdin);


	}
	fclose(fp);
}