#include "RandomSellStrategy.h"
#include <stdlib.h>
#include "Stock.h"

RandomSellStrategy::RandomSellStrategy( double probability, double fluctuation, double maxSell ) :
  probability_( probability ), fluctuation_( fluctuation ), maxSell_( maxSell )
{
}

RandomSellStrategy::~RandomSellStrategy()
{
}

long RandomSellStrategy::buy( Stock* stock, double capitalAvailable, double buyPrice, long amount )
{
  if ( drand48() > probability_ ) return 0;
  amount = (long)( drand48() * amount * maxSell_ );
  double fluct = ( fluctuation_* (drand48() - 0.5) + 1.0 );
  price_ = stock->price() * fluct;
  return - amount;
}