stock.cpp

#include "stock.h"

//Accessors for private data
std::string Stock::get_symbol() const { return symbol;}
float Stock::get_openingPrice() const { return openingPrice; }
float Stock::get_closingPrice() const { return closingPrice; }
float Stock::get_todayHigh() const { return todayHigh; }
float Stock::get_todayLow() const { return todayLow; }
float Stock::get_prevClose() const { return prevClose; }
unsigned int Stock::get_volume() const { return volume; }


//calculate todays gain in %
float Stock::today_gain() const
{
    return (closingPrice-prevClose)/prevClose*100;
}


//overload >Stock operator so it checks if the stock symbol
//is alpabetically larger than another.
//symbol[] here is the > left operand, r_symbol the right
bool Stock::operator >(Stock& right) const
{
    std::string r_symbol = right.get_symbol();

    //prepare to loop aal characters if needed
    for (int i=0; i < (MAX_SYMBOL_SIZE-1); i++)
    {
        //if first letter is smaller, exit function and return true
        if (symbol[i] > r_symbol[i])
        {
            return true;
        }

        //otherwise
        else if (symbol[i] == r_symbol[i])
        {
            //check the length of both symbols
            //if we're on last characters and
            //one is shorter than the other, exit function
            if ( symbol.length() < (i+2))
            {
                return false;
            }

            else if (r_symbol.length() < (i+2))
            {
                return true;
            }

            else
            {
                //still characters left, so continue the for loop
                continue;
            }
        }

        //if the first symbol was already smaller
        else
        {
            return false;
        }
    }

    return false;
}