SCR_ArsenalInventoryStorageManagerComponent.c

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class SCR_ArsenalInventoryStorageManagerComponentClass : ScriptedInventoryStorageManagerComponentClass
{
}
 
class SCR_ArsenalInventoryStorageManagerComponent : ScriptedInventoryStorageManagerComponent
{
    [Attribute("1", desc: "If true it will negate the weight and volume of the items within the arsenal, if false the items within the arsenal will have weight and volume")]
    protected bool m_bNegateItemWeightAndVolume;
    
    //~ Total weight of items that were added 1 frame OnBeforePossessed
    protected float m_fTotalItemWeight;
    
    //~ If next frame the weight will be set when items are OnItemAdded
    protected bool m_bItemAddCallQuequeCalled;
    
    protected ref set<ResourceName> m_ItemsInArsenal = new set<ResourceName>();
    
    //------------------------------------------------------------------------------------------------
    bool IsPrefabInArsenalStorage(ResourceName item)
    {
        return m_ItemsInArsenal.Contains(item);
    }
    
    //------------------------------------------------------------------------------------------------
    bool IsItemInArsenalStorage(notnull IEntity item)
    {
        EntityPrefabData prefabData = item.GetPrefabData();
        
        if (!prefabData)
            return false;
        
        return IsPrefabInArsenalStorage(prefabData.GetPrefabName());
    }
    
    //------------------------------------------------------------------------------------------------
    protected void OnArsenalUpdated(array<ResourceName> newArsenalContent)
    {
        m_ItemsInArsenal.Clear();
        if (!newArsenalContent)
            return;
        
        foreach (ResourceName prefab : newArsenalContent)
        {
            m_ItemsInArsenal.Insert(prefab);
        }
    }
 
    //------------------------------------------------------------------------------------------------
    // Callback when item is added (will be performed locally after server completed the Insert/Move operation)
    override protected void OnItemAdded(BaseInventoryStorageComponent storageOwner, IEntity item)
    {
        super.OnItemAdded(storageOwner, item);
 
        //~ Get the total weight and volume of all items added to negate that weight and volume the next frame
        if (m_bNegateItemWeightAndVolume && Replication.IsServer())
        {   
            if (storageOwner.GetParentSlot())
                return;
 
            if (!m_bItemAddCallQuequeCalled)
            {
                m_fTotalItemWeight = 0;
                m_bItemAddCallQuequeCalled = true;
 
                //~ All items are added the same frame to negate the weight and volume the next frame
                GetGame().GetCallqueue().CallLater(OnItemsAddedDelay, param1: storageOwner);
            }
 
            InventoryItemComponent inventoryItem = InventoryItemComponent.Cast(item.FindComponent(InventoryItemComponent));
            m_fTotalItemWeight += inventoryItem.GetTotalWeight();
            inventoryItem.SetAdditionalVolume(-inventoryItem.GetTotalVolume());
        }
    }
 
    //------------------------------------------------------------------------------------------------
    //~ Called one frame later after items were added to the arsenal. All items are added the same frame so the overal weight and volume of all those items added prev frame is removed to negate them
    protected void OnItemsAddedDelay(BaseInventoryStorageComponent storageOwner)
    {
        m_bItemAddCallQuequeCalled = false;
        
        if (!storageOwner)
            return;
        
        storageOwner.SetAdditionalWeight(-m_fTotalItemWeight);
    }
    
    //------------------------------------------------------------------------------------------------
    // Callback when item is removed (will be performed locally after server completed the Remove/Move operation)
    override protected void OnItemRemoved(BaseInventoryStorageComponent storageOwner, IEntity item)
    {
        super.OnItemRemoved(storageOwner, item);
        
        if (m_OnItemRemovedInvoker && !item.IsDeleted())
            m_OnItemRemovedInvoker.Invoke(item, storageOwner);
        
        //~ Clear any weight as the arsenal is being cleared
        if (m_bNegateItemWeightAndVolume && !m_bItemAddCallQuequeCalled && Replication.IsServer())
        {
            if (storageOwner.GetAdditionalWeight() != 0)
                storageOwner.SetAdditionalWeight(0);
            
            InventoryItemComponent inventoryItem = InventoryItemComponent.Cast(item.FindComponent(InventoryItemComponent));
            if (!inventoryItem)
                return;
            if (inventoryItem.GetAdditionalVolume() != 0)
                inventoryItem.SetAdditionalVolume(0);
        }
    }
    
    //------------------------------------------------------------------------------------------------
    protected override void FillInitialPrefabsToStore(out array<ResourceName> prefabsToSpawn)
    {
        super.FillInitialPrefabsToStore(prefabsToSpawn);
        
        if (SCR_Global.IsEditMode())
            return;
        
        SCR_ArsenalComponent arsenalComponent = SCR_ArsenalComponent.Cast(GetOwner().FindComponent(SCR_ArsenalComponent));
        if (!arsenalComponent)
            return;
        
        array<ResourceName> prefabs = {};
        arsenalComponent.GetAvailablePrefabs(prefabs);
        OnArsenalUpdated(prefabs);
        
        //~ Subscribe to arsenal changes
        arsenalComponent.GetOnArsenalUpdated().Insert(OnArsenalUpdated);
    }
    
    //------------------------------------------------------------------------------------------------
    // destructor
    void ~SCR_ArsenalInventoryStorageManagerComponent()
    {
        SCR_ArsenalComponent arsenalComponent = SCR_ArsenalComponent.Cast(GetOwner().FindComponent(SCR_ArsenalComponent));
        if (!arsenalComponent)
            return;
        
        arsenalComponent.GetOnArsenalUpdated().Remove(OnArsenalUpdated);
    }
}