#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

#include "Date.h"

int another_function();

int main()
{
 int aMonth = 5, aDay = 27, aYear = 2009;

 // Create a Date object:
 Date today( aMonth, aDay, aYear );
   // this calls the Date() constructor
   //   that has 3 integer arguments

 Date d();

 int x = another_function();

 cout << "Today's date is: ";
 today.print();
 cout << endl;

 today.increment();
 cout << "Today is now tomorrow: ";
 today.print();
 cout << endl;

 Date bday( 5, 2, 1973 );
 for ( int i = 0 ; i < 365 ; i++ ) {
   cout << "Next day: ";
   today.increment();
   today.print();

   if ( bday.isEqual( today ) ) {
     cout << " (my birthday!)";
   }

   if ( sameDayAndMonth( today, bday ) ) {
     cout << " (happy birthday!)";
   }

   cout << '\n';
 }

 vector<Date> v;
 v.push_back( Date( 4, 10, 1988 ) );
 v.push_back( Date( 2, 28, 2002 ) );
 v.push_back( today );
 v.push_back( bday );

 for ( int i = 0 ; i < v.size() ; i++ ) {
   v[i].print();
   cout << ' ';
 }
 cout << endl;

 // TODO: sort the vector....
//  sort( v.begin(), v.end(), isLessThan );
 sort( v.begin(), v.end() );

 if ( v[0] < v[1] ) {
   cout << "Looks like the sort worked." << endl;
 }

 for ( int i = 0 ; i < v.size() ; i++ ) {
   v[i].print();
   cout << ' ';
 }
 cout << endl;


 Date d1( 6, 4, 2009 );
 cout << d1 << '\n';

 Date d2 = d1 + 60;
 cout << d1 << " plus 60 days is "
      << d2 << '\n';

 Date d3 = d2 - 59;
 cout << d2 << " minus 59 days is "
      << d3 << '\n';

 Date d4 = d3++;  // postfix
 // Date d4 = d3;  d3++;
 cout << d3 << ' ' << d4 << '\n';

 Date d5 = ++d2;  // prefix
 // ++d2;  Date d5 = d2;
 cout << d2 << ' ' << d5 << '\n';


 Date d6 = d5;  // d6.operator=(d5)
                // we don't need to
                //   implement this one
                // (default copies all
                //   member variables)
 if ( d6 == d5 ) {
   cout << "same dates (no surprise)\n";
 }

 return 0;
}