#include <iostream>
using namespace std;
#include "Date.h"
#include "Time.h"
#include "CalendarItem.h"

CalendarItem::CalendarItem()
  : m_date(Date()), m_time(Time()), m_duration(30), m_description("")
{  /* empty constructor body */ }

CalendarItem::CalendarItem(Date date, Time time, int duration, 
			   string description)
  : m_date(date), m_time(time), m_duration(duration), 
    m_description(description)
{ /* empty constructor body */ }

ostream& operator <<(ostream& sout, const CalendarItem& ci)
{
  sout << "Date: " << ci.m_date << endl;
  
  sout << "Start time: " << ci.m_time << endl;
 
  if (ci.m_duration > 0) {
    sout << "End time: " << (ci.m_time + ci.m_duration) << endl;
  }

  sout << "Description: " << ci.m_description;
  
  return sout;
}

const Date CalendarItem::GetDate() const
{
  return m_date;
}

const Time CalendarItem::GetTime() const
{
  return m_time;
}

int CalendarItem::GetDuration() const
{
  return m_duration;
}


bool CalendarItem::Conflict(const CalendarItem &appt) const
{
  return ( ( m_date == appt.GetDate() ) &&

	   ( ( appt.GetTime() <= m_time  && m_time < appt.GetTime() + appt.GetDuration()) ||

	     ( m_time <= appt.GetTime() && appt.GetTime() < m_time + m_duration ) ) );
}