// This is the sample solution for SYSC 2002 lab #1 version #2 (D2)

#include "stdstuff.h"
#include "Date.h"

int main () {

  Date birthDate, readDate, sentinelDate(31,12,1900);
  int days, day, bday, bmonth, byear, rday, rmonth, ryear;

  // prompt for, read in, and output today's date
  cout << "Enter your birth date (DD MM YYYY): ";  
  birthDate.read(cin);
  cout << "Your birth date is: ";
  birthDate.write(cout);
  cout << "\n"; // or use endl

  // calculate day of week
  cout << "You were born on a ";
  day = birthDate.dayInWeek();
  if (day==1) cout << "Monday.\n\n";
  else if (day==2) cout << "Tuesday.\n\n";
  else if (day==3) cout << "Wednesday.\n\n";
  else if (day==4) cout << "Thursday.\n\n";
  else if (day==5) cout << "Friday.\n\n";
  else if (day==6) cout << "Saturday.\n\n";
  else cout << "Sunday.\n\n";

  // get birth date d, m and y for use later
  birthDate.getDDMMYYYY(bday, bmonth, byear);

  for (;;) {

    // prompt for and read in another date (use 31 12 1900 to quit)
    cout << "Enter another date (DD MM YYYY; 31 12 1900 to quit): ";
    readDate.read(cin); 

    // break if sentinel date entered
    if (readDate.compareTo(sentinelDate)==0) break;

    // otherwise output the date
    cout << "You entered: ";
    readDate.write(cout);
    cout << "\n";

    // find difference
    days = readDate.daysAfter(birthDate);
    cout << "On that date you will be " << days << " old.\n";

    // check if same day of year
    readDate.getDDMMYYYY(rday, rmonth, ryear); // get d, m and y of read date
    // if same d and m, it's a birthday
    if ( (rday==bday) && (rmonth==bmonth) )
      cout << "That date is your birthday.\n\n";
    else
      cout << "That date is not your birthday.\n\n";
   
  }

  pause();
  return 0;

}