#include "EventHandler.h"
#include "Utility.h"
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>

using namespace irr;
using namespace irr::video;
using namespace irr::gui;

// Public
EventHandler::EventHandler(IrrlichtDevice* device)
{
    m_Device = device;
    m_EventReceivers = new map<EventReceiverType, IEventReceiver*>();
}

EventHandler::~EventHandler()
{
    delete m_EventReceivers;
}

bool EventHandler::addEventReceiver(EventReceiverType type,
                                    IEventReceiver* receiver)
{
    m_EventReceivers->insert(make_pair(type, receiver));
    return true;
}

// IEventReceiver
bool EventHandler::OnEvent(const SEvent& event)
{
    if (event.EventType == EET_GUI_EVENT) {
        // Pass to User Interface Handler
        map<EventReceiverType, IEventReceiver*>::iterator iter = m_EventReceivers->find(ERT_USERINTERFACE);
        iter->second->OnEvent(event);
    } else if (event.EventType == EET_MOUSE_INPUT_EVENT) {
        map<EventReceiverType, IEventReceiver*>::iterator iter = m_EventReceivers->find(ERT_3DVIEW);
        iter->second->OnEvent(event);
    } else if (event.EventType == EET_KEY_INPUT_EVENT) {
        map<EventReceiverType, IEventReceiver*>::iterator iter = m_EventReceivers->find(ERT_USERINTERFACE);
        iter->second->OnEvent(event);
    } else if (event.EventType == EET_USER_EVENT) {
        if (event.UserEvent.UserData1 == UEI_WINDOWSIZECHANGED) {
            // Window resize handling - send to all subscribers
            // (UserInterface will call snapWidgets to fix playbackWindow position)
            map<EventReceiverType, IEventReceiver*>::iterator iter;
            for (iter = m_EventReceivers->begin(); iter != m_EventReceivers->end(); iter++)
                iter->second->OnEvent(event);
        }
    }
    return false;
}