/////////////////////////////////////////////////////////////////////
// Class1.cpp - has a mutual dependency relationship with Class1   //
//                                                                 //
// Jim Fawcett, CSE687 - Object Oriented Design, Fall 2018         //
/////////////////////////////////////////////////////////////////////

#include <iostream>
#include "Class1.h"
#include "Class2.h"

Class1::Class1()
{
  std::cout << "\n  instance of Class1 created";
}

Class1::~Class1()
{
  // don't need to delete pClass2 - unique_ptr takes care of that

  std::cout << "\n  instance of Class1 destroyed";
}

void Class1::registerClass2(std::shared_ptr<Class2> pClass2)
{
  pClass2_ = pClass2;
}

void Class1::say(bool otherSay)
{
  std::cout << "\n  Hi from instance of Class1";
  if (otherSay && pClass2_ != nullptr)
  {
    std::cout << "\n  my aggregated Class2 member says: ";
    pClass2_->say(false);  // false prevents infinite recursion
  }
}