SCR_ResourceGeneratorActionDropContainers.c

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[BaseContainerProps()]
class SCR_ResourceGeneratorActionDropContainers : SCR_ResourceGeneratorActionBase
{
    [Attribute(defvalue: "0 0 0", uiwidget: UIWidgets.Coords, params: "inf inf 0 purpose=coords space=entity")]
    protected vector m_vSpawnOrigin;
    
    [Attribute(defvalue: "10.0", uiwidget: UIWidgets.SpinBox, params: "0.0 inf 1.0")]
    protected float m_fSpawnRadius;
    
    [Attribute("", UIWidgets.ResourceNamePicker, "Resource Container Prefab to be used as the dropped container.", "et")]
    protected ResourceName m_sResourceContainerPrefab;
    
    //------------------------------------------------------------------------------------------------
    static ResourceName GetDefaultPrefab()
    {
        return "{A8A4609979D3385D}Prefabs/Props/Military/SupplyBox/SupplyStack/SupplyStack_Small_01/SupplyStack_Small_01_item.et";
    }
    
    //------------------------------------------------------------------------------------------------
    override bool HasConstrainedGeneration()
    {
        return false;
    }
    
    //------------------------------------------------------------------------------------------------
    override float ComputeGeneratedResources(notnull SCR_ResourceGenerator generator, float resourceValue)
    {
        return resourceValue;
    }
    
    //------------------------------------------------------------------------------------------------
    protected SCR_ResourceContainer SpawnContainer(notnull SCR_ResourceGenerator generator, inout float resourceValue)
    {
        if (m_sResourceContainerPrefab.IsEmpty() && GetDefaultPrefab().IsEmpty())
        {
            Debug.Error2(ClassName() + " is misconfigured!.", "The generation action for dropping a container must have a Resource Container Prefab to be used as the dropped container.");
            
            return null;
        }
 
        vector position = generator.GetOwnerOrigin();
        SCR_ResourcePlayerControllerInventoryComponent.FindSuitablePosition(position, m_fSpawnRadius, m_fSpawnRadius);
        
        const EntitySpawnParams spawnParams = new EntitySpawnParams();
        spawnParams.TransformMode = ETransformMode.WORLD;
        spawnParams.Transform[3] = position;
        IEntity containerEntity;
        
        if (m_sResourceContainerPrefab.IsEmpty())
            containerEntity = GetGame().SpawnEntityPrefab(Resource.Load(GetDefaultPrefab()), GetGame().GetWorld(), spawnParams);
        else
            containerEntity = GetGame().SpawnEntityPrefab(Resource.Load(m_sResourceContainerPrefab), GetGame().GetWorld(), spawnParams);
        
        if (!containerEntity)
        {
            Debug.Error2(ClassName() + " is misconfigured!.", "The generation action for dropping a container must have a valid prefab to spawn.");
            
            return null;
        }
        
        const SCR_ResourceComponent resourceComponent = SCR_ResourceComponent.FindResourceComponent(containerEntity);
        
        if (!resourceComponent)
        {
            Debug.Error2(ClassName() + " is misconfigured!.", "The generation action for dropping a container must have prefab to spawn that has a Resource Component.");
            
            return null;
        }
        
        const SCR_ResourceContainer container = resourceComponent.GetContainer(generator.GetResourceType());
        
        if (!container)
        {
            Debug.Error2(ClassName() + " is misconfigured!.", "The generation action for dropping a container must have prefab to spawn that has a Resource Container of the same type as the Resource Generator.");
            
            return null;
        }
        
        return container;
    }
    
    //------------------------------------------------------------------------------------------------
    protected void ProcessContainer(notnull SCR_ResourceContainer container, inout float resourceValue)
    {
        container.SetResourceValue(resourceValue);
        
        resourceValue -= container.GetResourceValue();
    }
    
    //------------------------------------------------------------------------------------------------
    override void PerformAction(notnull SCR_ResourceGenerator generator, inout float resourceValue)
    {
        SCR_ResourceContainer container;
        
        while (resourceValue > 0)
        {
            container = SpawnContainer(generator, resourceValue);
            
            if (!container)
                break;
            
            ProcessContainer(container, resourceValue);
        }
    }
}