#include "UIObservable.h"

#include "Entity.h"
#include "Game.h"
#include "NetworkMessage.h"

void UIObservable::notifyObservers(NetworkMessage* msg)
{
    cs.lock();
    int index = 0;
    Framework::Array<int> toDelete;
    for (auto observer : observers)
    {
        Entity* e = Game::INSTANCE->zEntity(observer.sourceEntiryId);
        if (e)
        {
            msg->addressUIElement(
                observer.uimlElementId, observer.networkApiProcessorId);
            Game::INSTANCE->sendMessage(msg->clone(), e);
        }
        else
            toDelete.add(index, 0);
        index++;
    }
    for (int i : toDelete)
        observers.remove(i);
    cs.unlock();
    msg->release();
}

void UIObservable::removeObserver(
    Entity* zSource, Framework::Text uimlElementId, int networkApiProcessorId)
{
    cs.lock();
    int index = 0;
    for (auto observer : observers)
    {
        if (observer.sourceEntiryId == zSource->getId()
            && observer.uimlElementId.istGleich(uimlElementId)
            && observer.networkApiProcessorId == networkApiProcessorId)
        {
            observers.remove(index);
            break;
        }
        index++;
    }
    cs.unlock();
}

void UIObservable::addObserver(
    Entity* zSource, Framework::Text uimlElementId, int networkApiProcessorId)
{
    cs.lock();
    for (auto observer : observers)
    {
        if (observer.sourceEntiryId == zSource->getId()
            && observer.uimlElementId.istGleich(uimlElementId)
            && observer.networkApiProcessorId == networkApiProcessorId)
        {
            cs.unlock();
            return;
        }
    }
    observers.add({zSource->getId(), uimlElementId, networkApiProcessorId});
    for (auto call : onObserverAdded)
    {
        cs.unlock();
        call(zSource, uimlElementId, networkApiProcessorId);
        cs.lock();
    }
    cs.unlock();
}

void UIObservable::registerOnObserverAddedCall(std::function<void(
        Entity* zSource, Framework::Text uimlElementId, int processor)> call)
{
    cs.lock();
    onObserverAdded.add(call);
    cs.unlock();
}