//    CIS 235    Lecture 05    
//    Another example of classes  
//       work with strings in this example
//    NOTE:  Leading 0's will not print - can be fixed
#include <iostream>
#include <cmath>
#include <cstring>
using std::cin;                  using std::cout;
using std::endl;                 using std::ostream;

#include "Ssn.h"

// *********************************************************************************
//  user written functions for main

void sort( Ssn info[], int count);
void print(ostream &, const Ssn info[], int, const char * message);

//      Main program  **************************************************************

const int ENTRIES = 3;

void main()
{
//   test a few functions
	cout << "The separator for a social security number is the character "
		 << Ssn::getSEPARATOR() << endl;  // static functions can be
	               // called with only scoping

	Ssn a("345-98-3245");
	cout << "The separator for a social security number is the character "
		 << a.getSEPARATOR() << endl;  // static functions can ALSO be
	               // called using an object, but scoping is preferred
	
	cout <<"a is ";
	a.print(cout);
	cout << endl << endl;
	int w1 = a.getSsn();
	char w2[12];
	a.getSsn(w2);
	cout << "Test of conversion to integer and conversion to string" << endl;
	cout << w1 << ' ' << w2 << endl << endl << endl;

//  bring in the data in each of the 3 forms and sort the data
	Ssn one[ENTRIES],
		two[ENTRIES],
		three[ENTRIES];

	cout << "Enter " << ENTRIES << " Social Security Numbers as 9 digit integers\n";
	int i;

	for ( i = 0; i < ENTRIES ; i++)
		one[i].inputN();

	cout << "Enter " << ENTRIES << " Social Security Numbers as 9 digit strings, no -\n";

	for ( i = 0; i < ENTRIES ; i++)
		two[i].inputS();

	cout << "Enter " << ENTRIES << " Social Security Numbers as 9 digit strings with -\n";

	for ( i = 0; i < ENTRIES ; i++)
		three[i].inputS();

	print(cout,one,  ENTRIES,"First array before sorting");
	print(cout,two,  ENTRIES,"Second array before sorting");
	print(cout,three,ENTRIES,"Third array before sorting");

	sort(one,  ENTRIES);
	sort(two,  ENTRIES);
	sort(three,ENTRIES);

	print(cout,one,  ENTRIES,"First array after sorting");
	print(cout,two,  ENTRIES,"Second array after sorting");
	print(cout,three,ENTRIES,"Third array after sorting");
    return;    // end of main
}


//  **********************  User written functions  *****************

void swapValues(Ssn &, Ssn &);      //  used in sort

int  indexSmallest(const Ssn data[] , int start, int count);  // used in sort

void sort(Ssn info[], int count)
{
	 //  Selection sort
	int smallIndex;
	for ( int i =0 ; i < count -1; i++)
	{
		smallIndex = indexSmallest(info,i,count);
		if ( i != smallIndex)
			swapValues(info[i],info[smallIndex]);
	}
}

void swapValues(Ssn & left, Ssn & right)
{
  Ssn work;
  left.copyTo(work);
  right.copyTo(left);
  work.copyTo(right);
}

int indexSmallest(const Ssn data[], int start, int numberUsed)
{
  int indexMin = start;
  Ssn min(data[start]);
  for ( int i = start + 1; i < numberUsed; i++)
  {
	  if ( data[i].isSmaller(min) )
	  {
		  indexMin = i;
		  data[i].copyTo(min);
	  }
  }
  return indexMin;
}

void print(ostream & w, const Ssn info[], int count, const char * message)
{
	w << message << endl;
	for(int i = 0; i < count; i++)
	{
		 info[i].print(w);
		 w << endl;
	}
}

/*
The separator for a social security number is the character -
The separator for a social security number is the character -
a is 345-98-3245

Test of conversion to integer and conversion to string
345983245 345983245


Enter 3 Social Security Numbers as 9 digit integers
Enter a 9 digit social security number: 555443333
Enter a 9 digit social security number: 123456789
Enter a 9 digit social security number: 314896543
Enter 3 Social Security Numbers as 9 digit strings, no -
Enter a 9 digit social security number, with or without dashes 789765432
Enter a 9 digit social security number, with or without dashes 888776666
Enter a 9 digit social security number, with or without dashes 456999999
Enter 3 Social Security Numbers as 9 digit strings with -
Enter a 9 digit social security number, with or without dashes 123-45-6789
Enter a 9 digit social security number, with or without dashes 987-34-3345
Enter a 9 digit social security number, with or without dashes 654-99-9876
First array before sorting
555-44-3333
123-45-6789
314-89-6543
Second array before sorting
789-76-5432
888-77-6666
456-99-9999
Third array before sorting
123-45-6789
987-34-3345
654-99-9876
First array after sorting
123-45-6789
314-89-6543
555-44-3333
Second array after sorting
456-99-9999
789-76-5432
888-77-6666
Third array after sorting
123-45-6789
654-99-9876
987-34-3345
Press any key to continue
*/