users.cpp

//
//  cusers.cpp
//  m17ref
//
//  Created by Jean-Luc Deltombe (LX3JL) on 13/11/2015.
//  Copyright © 2015 Jean-Luc Deltombe (LX3JL). All rights reserved.
//  Copyright © 2020 Thomas A. Early, N7TAE
//
// ----------------------------------------------------------------------------
//    This file is part of m17ref.
//
//    m17ref is free software: you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation, either version 3 of the License, or
//    (at your option) any later version.
//
//    m17ref is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    with this software.  If not, see <http://www.gnu.org/licenses/>.
// ----------------------------------------------------------------------------

#include "defines.h"
#include "users.h"
#include "reflector.h"

extern CReflector g_Reflector;

////////////////////////////////////////////////////////////////////////////////////////
// constructor

CUsers::CUsers() {}

////////////////////////////////////////////////////////////////////////////////////////
// users management

void CUsers::AddUser(const CUser &user)
{
	// add
	m_Users.push_front(user);

	// if list size too big, remove oldest
	if ( m_Users.size() >= (LASTHEARD_USERS_MAX_SIZE-1) )
	{
		m_Users.resize(m_Users.size()-1);
	}
}

////////////////////////////////////////////////////////////////////////////////////////
// operation

void CUsers::Hearing(const CCallsign &source, const CCallsign &destination, const CCallsign &reflector)
{
	CUser heard(source, destination, reflector);

	// first check if this user is already listed. If so, erase him.
	for ( auto it=begin(); it!=end(); it++ )
	{
		if (*it == heard)
		{
			m_Users.erase(it);
			break;
		}
	}

	AddUser(heard);
}