SCR_ResourceSystemSubscriptionListing.c

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class SCR_ResourceSystemSubscriptionListing
{
    protected ref set<RplId> m_aListeners = new set<RplId>();
    protected SCR_ResourceInteractor m_Interactor;
    
    //------------------------------------------------------------------------------------------------
    SCR_ResourceInteractor GetInteractor()
    {
        return m_Interactor;
    }
    
    //------------------------------------------------------------------------------------------------
    bool IsEmpty()
    {
        return m_aListeners.IsEmpty();
    }
    
    //------------------------------------------------------------------------------------------------
    void SubscribeListener(RplId listener)
    {
        m_aListeners.Insert(listener);
    }
    
    //------------------------------------------------------------------------------------------------
    void UnsubscribeListener(RplId listener)
    {
        m_aListeners.RemoveItem(listener);
    }
    
    //------------------------------------------------------------------------------------------------
    void Replicate()
    {
        if (m_Interactor)
            m_Interactor.ReplicateEx();
    }
    
    //------------------------------------------------------------------------------------------------
    void SCR_ResourceSystemSubscriptionListing(notnull SCR_ResourceInteractor interactor)
    {
        m_Interactor = interactor;
        
        ChimeraWorld world = ChimeraWorld.CastFrom(GetGame().GetWorld());
        
        if (!world)
            return;
        
        SCR_ResourceSystem updateSystem = SCR_ResourceSystem.Cast(world.FindSystem(SCR_ResourceSystem));
        
        if (!updateSystem)
            return;
        
        updateSystem.RegisterSubscribedInteractor(m_Interactor);
    }
    
    void ~SCR_ResourceSystemSubscriptionListing()
    {
        ArmaReforgerScripted game = GetGame();
        if (!game)
            return;
        
        ChimeraWorld world = ChimeraWorld.CastFrom(game.GetWorld());
        
        if (!world)
            return;
        
        SCR_ResourceSystem updateSystem = SCR_ResourceSystem.Cast(world.FindSystem(SCR_ResourceSystem));
        
        if (!updateSystem)
            return;
        
        updateSystem.UnregisterSubscribedInteractor(m_Interactor);
    }
}