ActionTakeItemToHands.c

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class ActionTakeItemToHands: ActionInteractBase
{
    void ActionTakeItemToHands()
    {
        m_CommandUID        = DayZPlayerConstants.CMD_ACTIONMOD_PICKUP_HANDS;
        m_CommandUIDProne   = DayZPlayerConstants.CMD_ACTIONFB_PICKUP_HANDS;
        m_Text              = "#take_to_hands";
    }
 
    override void CreateConditionComponents()  
    {
        m_ConditionItem     = new CCINone();
        m_ConditionTarget   = new CCTObject(UAMaxDistances.DEFAULT);
    }   
    
    override bool HasProneException()
    {
        return true;
    }
    
    override typename GetInputType()
    {
        return ContinuousInteractActionInput;
    }
    
    override bool HasProgress()
    {
        return false;
    }
 
    override bool ActionCondition(PlayerBase player, ActionTarget target, ItemBase item)
    {
        ItemBase targetItem = ItemBase.Cast(target.GetObject());
        if (!targetItem)
            return false;
        
        EntityAI targetParent = EntityAI.Cast(targetItem.GetHierarchyParent());
        if (!targetItem.IsTakeable() || targetItem.IsBeingPlaced() || targetItem.IsSetForDeletion() || ( targetItem.GetHierarchyParent() && !BaseBuildingBase.Cast(targetParent) ) || ((targetParent && !targetItem.CanDetachAttachment(targetParent)) || (targetParent && !targetParent.CanReleaseAttachment(targetItem))))
            return false;
        
        return player.GetInventory().CanAddEntityIntoHands(targetItem);
    }
    
    override bool CanContinue(ActionData action_data)
    {
        return true;
    }
    
    override void OnExecute(ActionData action_data)
    {
        if (GetGame().IsMultiplayer() && GetGame().IsServer())
            return;
    
        ItemBase ntarget = ItemBase.Cast(action_data.m_Target.GetObject());
        ClearInventoryReservationEx(action_data);
        
        float stackable = ntarget.GetTargetQuantityMax(-1);
        
        if (stackable == 0 || stackable >= ntarget.GetQuantity())
        {
            action_data.m_Player.PredictiveTakeEntityToHands(ntarget);
        }
        else
        {
            InventoryLocation il = new InventoryLocation();
            il.SetHands(action_data.m_Player, ntarget);
            ntarget.SplitIntoStackMaxToInventoryLocationClient(il);
        }
    }
    
    override void CreateAndSetupActionCallback(ActionData action_data)
    {
        EntityAI target = EntityAI.Cast(action_data.m_Target.GetObject());
        if (!target)
            return;
        
        ActionBaseCB callback;
        
        if (target.IsHeavyBehaviour())
        {
            Class.CastTo(callback, action_data.m_Player.StartCommand_Action(DayZPlayerConstants.CMD_ACTIONFB_PICKUP_HEAVY,GetCallbackClassTypename(), DayZPlayerConstants.STANCEMASK_ERECT));
        }
        else
        {
            if (action_data.m_Player.IsPlayerInStance(DayZPlayerConstants.STANCEMASK_CROUCH | DayZPlayerConstants.STANCEMASK_ERECT))
            {
                Class.CastTo(callback, action_data.m_Player.AddCommandModifier_Action(m_CommandUID,GetCallbackClassTypename()));
            }
            else
            {
                Class.CastTo(callback, action_data.m_Player.StartCommand_Action(m_CommandUIDProne,GetCallbackClassTypename(),DayZPlayerConstants.STANCEMASK_PRONE));
            }
        }
 
        callback.SetActionData(action_data); 
        callback.InitActionComponent();
        action_data.m_Callback = callback;
    }
    
        
    override bool CanBeUsedOnBack()
    {
        return true;
    }
}
 
class ActionSwapItemToHands: ActionTakeItemToHands
{
    bool m_Executable;
    
    override bool ActionCondition(PlayerBase player, ActionTarget target, ItemBase item)
    {
        ItemBase targetItem = ItemBase.Cast(target.GetObject());
        if (!targetItem || !targetItem.IsTakeable() || targetItem.IsBeingPlaced())
            return false;
        
        return player.GetInventory().CanSwapEntitiesEx(targetItem,item);
    }
    
    override bool UseMainItem()
    {
        return true;
    }
    
    override bool MainItemAlwaysInHands()
    {
        return true;
    }
    
    override void CreateAndSetupActionCallback(ActionData action_data)
    {
        EntityAI target = EntityAI.Cast(action_data.m_Target.GetObject());
        if (!target)
            return;
        
        ActionBaseCB callback;
        
        if (target.IsHeavyBehaviour())
        {
            Class.CastTo(callback, action_data.m_Player.StartCommand_Action(DayZPlayerConstants.CMD_ACTIONFB_PICKUP_HEAVY,GetCallbackClassTypename(),DayZPlayerConstants.STANCEMASK_ERECT));
        }
        else
        {
            return;
        }
 
        callback.SetActionData(action_data); 
        callback.InitActionComponent();
        action_data.m_Callback = callback;
    }
    
    override void Start(ActionData action_data)
    {
        super.Start(action_data);
        
        bool b1 = action_data.m_MainItem.ConfigGetString("physLayer") == "item_large";
        action_data.m_MainItem.m_ThrowItemOnDrop = b1;
        
        EntityAI object = EntityAI.Cast(action_data.m_Target.GetObject());
        if (!object || !object.IsHeavyBehaviour())
        {
            action_data.m_Player.GetActionManager().Interrupt();
        }
        else
            m_Executable = true;
    }
    
    override void OnExecuteServer(ActionData action_data)
    {
        if (!m_Executable)
            return;
        
        if (GetGame().IsMultiplayer())
            return;
        
        PerformSwap(action_data);
    }
    
    override void OnExecuteClient( ActionData action_data )
    {
        if (!m_Executable)
            return;
        
        PerformSwap(action_data);
    }
    
    override void OnEndServer( ActionData action_data )
    {
        if (m_Executable)
        {
            m_Executable = false;
            return;
        }
        
        if (GetGame().IsMultiplayer())
            return;
        
        PerformSwap(action_data);
    }
    
    override void OnEndClient( ActionData action_data )
    {
        if (m_Executable)
        {
            m_Executable = false;
            return;
        }
        
        PerformSwap(action_data);
    }
    
    void PerformSwap( ActionData action_data )
    {
        EntityAI ntarget = EntityAI.Cast(action_data.m_Target.GetObject());
        if (action_data.m_Player)
        {
            InventoryMode invMode = InventoryMode.PREDICTIVE;
            if (action_data.m_Player.NeedInventoryJunctureFromServer(ntarget, ntarget.GetHierarchyParent(), action_data.m_Player))
                invMode = InventoryMode.JUNCTURE;
            
            action_data.m_Player.TakeEntityToHandsImpl(invMode, ntarget);
        }
    }
}