#include "Bar.h"


// static initialization
SingleBar * SingleBar::ourBar = NULL;


// constructor
Bar::Bar()
{
    m_isOpen = false;
    m_bottles = NULL;
}


// destructor
Bar::~Bar()
{
    // TODO
}


// try to open a bar
bool Bar::open()
{
    // already open!
    if( m_isOpen )
        return false;
    
    m_isOpen = true;
    return true;
}


// try to close a bar
bool Bar::close()
{
    // already closed!
    if( !m_isOpen )
        return false;
    
    m_isOpen = false;
    return true;
}


// constructor
SingleBar::SingleBar()
{
    cerr << "Bar()!" << endl;
}


// overloaded constructor
SingleBar::SingleBar( const string & text )
{
    cerr << "Bar( " << text << " )!" << endl;
}


// destructor
SingleBar::~SingleBar()
{
    cerr << "bye!" << endl;
}


// getInstance
SingleBar * SingleBar::getInstance()
{
    if( ourBar == NULL ) ourBar = new SingleBar();
        return ourBar;
}