actionattachonselection.c

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class ActionAttachOnSelection: ActionSingleUseBase
{
    void ActionAttachOnSelection()
    {
        m_Text = "#attach";
    }
    
    override void CreateConditionComponents() 
    {
        m_ConditionItem     = new CCINonRuined();
        m_ConditionTarget   = new CCTCursor();
    }
    
    override ActionData CreateActionData()
    {
        AttachActionData action_data = new AttachActionData();
        return action_data;
    }
    
    int FindSlotIdToAttachOrCombine(PlayerBase player, ActionTarget target, ItemBase item)
    {
        EntityAI targetEntity = EntityAI.Cast(target.GetObject());
        if (targetEntity && item)
        {
            if (!targetEntity.GetInventory())
                return InventorySlots.INVALID;
 
            int slotsCount = item.GetInventory().GetSlotIdCount();          
            array<string> selections = new array<string>();
            targetEntity.GetActionComponentNameList(target.GetComponentIndex(), selections);
 
            foreach (string selection : selections)
            {
                int slotId = -1;
                if (!targetEntity.TranslateSlotFromSelection(selection, slotId))
                    slotId = InventorySlots.GetSlotIdFromString(selection);
 
                if (slotId == -1)
                    continue;
 
                for (int i=0; i < slotsCount; ++i)
                {
                    int itemSlotId = item.GetInventory().GetSlotId(i);
                    if (slotId == itemSlotId)
                    {
                        ItemBase currentAttachment = ItemBase.Cast(targetEntity.GetInventory().FindAttachment(slotId));
                        if (currentAttachment)
                        {
                            if (currentAttachment.CanBeCombined(item))
                                return itemSlotId;
                        }
                        else
                        {
                            if (targetEntity.GetInventory() && targetEntity.GetInventory().CanAddAttachment(item))
                                return itemSlotId;
                        }   
                    }
                }
            }
        }
 
        return InventorySlots.INVALID;
    }
    
    
    override bool SetupAction(PlayerBase player, ActionTarget target, ItemBase item, out ActionData action_data, Param extra_data = null)
    {
        int attSlotId = InventorySlots.INVALID;
        if (!GetGame().IsDedicatedServer() )
        {
            attSlotId = FindSlotIdToAttachOrCombine(player, target, item);
        }
        
        if (super.SetupAction( player, target, item, action_data, extra_data))
        {
            if (!GetGame().IsDedicatedServer())
            {
                if (attSlotId != InventorySlots.INVALID)
                {
                    AttachActionData action_data_a = AttachActionData.Cast(action_data);
                    action_data_a.m_AttSlot = attSlotId;
                    
                    return true;
                }
 
                return false;
            }
 
            return true;
        }
 
        return false;
    }
 
    override bool ActionCondition(PlayerBase player, ActionTarget target, ItemBase item)
    {
        if (GetGame().IsMultiplayer() && GetGame().IsServer())
            return true;
        
        if (target.GetObject() && target.GetObject().CanUseConstruction())
            return false;
        
        return FindSlotIdToAttachOrCombine(player, target, item) != InventorySlots.INVALID;
    }
 
    override void OnExecuteServer( ActionData action_data )
    {
        if (GetGame().IsMultiplayer())
            return;
        
        ClearInventoryReservationEx(action_data);
        
        AttachActionData action_data_a = AttachActionData.Cast(action_data);
        EntityAI entity;
 
        if (action_data.m_Target.IsProxy())
        {
            entity = EntityAI.Cast(action_data.m_Target.GetParent());
        }
        else
        {
            entity = EntityAI.Cast(action_data.m_Target.GetObject());
        }
        
        if (entity && action_data.m_MainItem)
        {
            action_data.m_Player.PredictiveTakeEntityToTargetAttachmentEx(entity, action_data_a.m_MainItem, action_data_a.m_AttSlot);
        }
    }
    
    override void OnExecuteClient(ActionData action_data)
    {
        ClearInventoryReservationEx(action_data);
        EntityAI targetEntity   = EntityAI.Cast(action_data.m_Target.GetObject());
        EntityAI itemEntity     = action_data.m_MainItem;
        
        AttachActionData action_data_a = AttachActionData.Cast(action_data);
        
        ItemBase attachment = ItemBase.Cast(targetEntity.GetInventory().FindAttachment(action_data_a.m_AttSlot));
        if (attachment)
        {
            attachment.CombineItemsClient(itemEntity);
        }
        else
        {
            ItemBase item_base  = ItemBase.Cast( itemEntity );
            float stackable = item_base.GetTargetQuantityMax( action_data_a.m_AttSlot );
                
            if (stackable == 0 || stackable >= item_base.GetQuantity())
            {
                action_data.m_Player.PredictiveTakeEntityToTargetAttachmentEx(targetEntity, itemEntity, action_data_a.m_AttSlot);
            }
            else if (stackable != 0 && stackable < item_base.GetQuantity())
            {
                item_base.SplitIntoStackMaxClient(targetEntity, action_data_a.m_AttSlot);
            }
        }
    }
}