//  USAMONEY.CPP

#include "usamoney.h"

#ifndef __USAMONEY_CPP
#define __USAMONEY_CPP

#include <stdlib.h>
#include <math.h>

USAMoney::USAMoney( dollars d, cents c )
{
	Dollars = d;
	Cents = c;
}

USAMoney::USAMoney( money m )
{
	Dollars = dollars( m / 1 ); // ASSIGN THE DOLLARS.
	m -= Dollars; // REMOVE THE DOLLARS FROM  M.

	if( m < 0 )
		m -= 0.0051; // TO ROUND UP
	else
		m += 0.0051; // TO ROUND UP

	m *= 100;
	Cents = cents( m ); // ASSIGN CENTS
}

USAMoney::USAMoney( char *str )
{
int i;
char *ptr;
char buffer[ 256 ];
money m;

	ptr = str;

	while( *ptr == '$' ) // TO STRIP OUT $$$.
		ptr++;

	for( i = 0; *ptr; i++, ptr++ ) // COPY INTO THE STRIPPED $$$ BUFFER.
		buffer[i] = *ptr;

	buffer[ i ] = char( NULL ); // ADD NULL TO END OF THE BUFFER.
	m = atof( buffer ); // CONVERT THE STR TO FLOAT.
	Dollars = dollars( m / 1 ); // ASSIGN THE DOLLARS.
	m -= Dollars; // REMOVE DOLLAR FOR ASSIGNMENT OF CENTS.

	if( m < 0 )
		m -= 0.0051; // TO ROUND UP.
	else
		m += 0.0051; // TO ROUND UP.

	m *= 100;
	Cents = cents( m ); // ASSIGN THE CENTS.
}


USAMoney::~USAMoney(){ ; }


void USAMoney::Print() const
{
	cout << "$";
	cout.fill( '0' );
	cout << GetMoney();

	if( ! GetMoney() || ! GetCents() )
		cout << ".0";

	if( ! (GetCents() % 10) )
		cout << "0";

	cout << endl;
}

dollars USAMoney::GetDollars() const
{
	return( Dollars );
}

cents USAMoney::GetCents() const
{
	return( Cents );
}

money USAMoney::GetMoney() const
{
money m;
	m = Cents;
	m /= 100;
	m += Dollars;
	return( m );
}


USAMoney operator + ( USAMoney &m1, USAMoney &m2 )
{
	return( USAMoney( m1.Dollars + m2.Dollars, m1.Cents + m2.Cents ) );
}

USAMoney operator - ( USAMoney &m1, USAMoney &m2 )
{
	return( USAMoney( m1.Dollars - m2.Dollars, m1.Cents - m2.Cents ) );
}

USAMoney operator * ( USAMoney &m1, USAMoney &m2 )
{
	return( USAMoney( m1.GetMoney() * m2.GetMoney() ) );
}

USAMoney operator / ( USAMoney &m1, USAMoney &m2 )
{
	return( USAMoney( m1.GetMoney() / m2.GetMoney() ) );
}


operator < ( USAMoney &m1, USAMoney &m2 )
{
	if( m1.GetMoney() < m2.GetMoney() )
		return( 0xF );
	else
		return( 0x0 );
}

operator > ( USAMoney &m1, USAMoney &m2 )
{
	if( m1.GetMoney() > m2.GetMoney() )
		return( 0xF );
	else
		return( 0x0 );
}

operator == ( USAMoney &m1, USAMoney &m2 )
{
	if( m1.GetMoney() == m2.GetMoney() )
		return( 0xF );
	else
		return( 0x0 );
}

operator != ( USAMoney &m1, USAMoney &m2 )
{
	if( m1.GetMoney() != m2.GetMoney() )
		return( 0xF );
	else
		return( 0x0 );
}


istream &operator >> ( istream &in, USAMoney &M )
{
char str[ 256 ];
int i;
char *ptr;
char buffer[ 256 ];
money m;

	in >> str;
	ptr = str;

	while( *ptr == '$' ) // TO STRIP OUT $$$.
		ptr++;

	for( i = 0; *ptr; i++, ptr++ ) // COPY INTO THE STRIPPED $$$ BUFFER.
		buffer[i] = *ptr;

	buffer[ i ] = char( NULL ); // ADD NULL TO END OF THE BUFFER.
	m = atof( buffer ); // CONVERT THE STR TO FLOAT.
	M.Dollars = dollars( m / 1 ); // ASSIGN THE DOLLARS.
	m -= M.Dollars; // REMOVE DOLLAR FOR ASSIGNMENT OF CENTS.

	if( m < 0 )
		m -= 0.0051; // TO ROUND UP.
	else
		m += 0.0051; // TO ROUND UP.

	m *= 100;
	M.Cents = cents( m ); // ASSIGN THE CENTS.

	return( in );
}

ostream &operator << ( ostream &out, USAMoney &M )
{
	return( out << M.GetMoney() );
}

#endif  // __USAMONEY_CPP