///////    File FreeChecking.C    ///////

#include <iostream.h>
#include "FreeChecking.H"

float FreeChecking::min_bal = 500.0;
float FreeChecking::service_fee = 18.0;

FreeChecking::FreeChecking              
    (unsigned n, double b, char* owner)
    : Account (n, b, owner), _free (b >= min_bal)
{ }

int FreeChecking::Withdraw (double amt) {
    int ok = Account::Withdraw (amt);        
    if ( ok != -1 && GetBalance() < min_bal ) {
         _free = 0;
    }
    return (ok);
}

void FreeChecking::ChargeFee() {
    if ( ! _free ) {
       cout << "Charging fee for account "
            << _acct_no << endl;
       if ( Withdraw (service_fee) == -1 ) {
	       cerr << "Fee: insufficient balance "
	            << "for account " << _acct_no 
	            << endl;
       }
    }
    _free = (GetBalance() >= min_bal);
}

void FreeChecking::Display (ostream& out) const {
    out << "Free Checking Account\n";
    Account::Display();
}