attachments.c

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const int ITEMS_IN_ROW = 8;
 
class Attachments
{
    protected Container                         m_Parent;
    protected EntityAI                          m_Entity;
    protected ref AttachmentsWrapper            m_AttachmentsContainer;
    protected ref array<string>                 m_AttachmentSlotNames;
    protected ref array<string>                 m_AttachmentSlotDisplayable;
    protected ref map<int, SlotsIcon>           m_AttachmentSlots;
    protected ref array<int>                    m_AttachmentIDOrdered;
    
    protected int m_RowIndex;
 
    void Attachments( Container parent, EntityAI entity )
    {
        m_Parent                    = parent;
        m_Entity                    = entity;
        m_AttachmentSlots           = new map<int, SlotsIcon>;
        m_AttachmentIDOrdered       = new array<int>;
        m_AttachmentSlotNames       = GetItemSlots( entity );
        m_AttachmentSlotDisplayable = new array<string>;
        m_Entity.GetOnItemAttached().Insert( AttachmentAdded );
        m_Entity.GetOnItemDetached().Insert( AttachmentRemoved );
        m_Entity.GetOnAttachmentSetLock().Insert( OnAttachmentReservationSet );
        m_Entity.GetOnAttachmentReleaseLock().Insert( OnAttachmentReservationRelease );
        
    }
    
    void ~Attachments()
    {
        if( m_Entity )
        {
            m_Entity.GetOnItemAttached().Remove( AttachmentAdded );
            m_Entity.GetOnItemDetached().Remove( AttachmentRemoved );
            m_Entity.GetOnAttachmentSetLock().Remove( OnAttachmentReservationSet );
            m_Entity.GetOnAttachmentReleaseLock().Remove( OnAttachmentReservationRelease );
        }
        
        delete m_AttachmentsContainer;
    }
    
    AttachmentsWrapper GetWrapper()
    {
        return m_AttachmentsContainer;
    }
    
    bool IsEmpty()
    {
        return m_AttachmentsContainer.IsEmpty();
    }
    
    bool IsItemActive()
    {
        ItemBase item = ItemBase.Cast( GetFocusedItem() );
        if( !item )
        {
            return false;
        }
        return !IsEmpty() && ( !QuantityConversions.HasItemQuantity( item )  || ( QuantityConversions.HasItemQuantity( item ) && !item.CanBeSplit() ) );
    }
    
    bool IsItemWithQuantityActive()
    {
        ItemBase item = ItemBase.Cast( GetFocusedItem() );
        if( !item )
        {
            return false;
        }
        return !IsEmpty() && QuantityConversions.HasItemQuantity( item ) && item.CanBeSplit();
    }
 
    void UnfocusAll()
    {
        m_AttachmentsContainer.UnfocusAll();
    }
 
    void SetDefaultFocus( bool while_micromanagment_mode = false )
    {
        m_AttachmentsContainer.SetDefaultFocus(while_micromanagment_mode);
    }
    
    void SetLastActive()
    {
        m_AttachmentsContainer.SetLastActive();
    }
    
    void SetActive( bool active )
    {
        m_AttachmentsContainer.SetActive(active);
    }
    
    void SelFirstActive()
    {
        m_AttachmentsContainer.SetFirstActive();
    }
    
    SlotsIcon GetFocusedSlotsIcon()
    {
        return m_AttachmentsContainer.GetFocusedSlotsIcon();
    }
    
    EntityAI GetFocusedItem()
    {
        return m_AttachmentsContainer.GetFocusedItem();
    }
    
    int GetFocusedSlot()
    {
        SlotsIcon icon = m_AttachmentsContainer.GetFocusedSlotsIcon();
        if (icon)
            return icon.GetSlotID();
        return -1;
    }
    
    bool SelectItem()
    {
        ItemBase item = ItemBase.Cast( GetFocusedItem() );
        SlotsIcon icon = GetFocusedSlotsIcon();
        
        if (icon && !icon.IsOutOfReach())
        {
            if (item && item.CanPutIntoHands(null))
            {
                ItemManager.GetInstance().SetSelectedItemEx(item, null, icon);
            }
            else
            {
                ItemManager.GetInstance().SetSelectedItemEx(null, null, icon);
            }
            return true;
        }
        return false;
    }
    
    bool Select()
    {
        SlotsIcon selected_slot = ItemManager.GetInstance().GetSelectedIcon();
        EntityAI selected_item = ItemManager.GetInstance().GetSelectedItem();
        SlotsIcon focused_slot = GetFocusedSlotsIcon();
        EntityAI focused_item = GetFocusedItem();
        Man player = GetGame().GetPlayer();
        
        if( focused_slot.IsReserved() || focused_item != selected_item && !(selected_slot && selected_slot.IsOutOfReach() ) )
        {
            if( selected_item )
            {
                if( selected_item.GetInventory().CanRemoveEntity() )
                {
                    if( m_Entity.GetInventory().CanAddAttachmentEx( selected_item, focused_slot.GetSlotID() ) )
                    {
                        player.PredictiveTakeEntityToTargetAttachmentEx( m_Entity, selected_item, focused_slot.GetSlotID() );
                        ItemManager.GetInstance().SetSelectedItemEx(null, null, null);
                        return true;
                    
                    }
                    else if( m_Entity.GetInventory().CanAddAttachment( selected_item ) )
                    {
                        player.PredictiveTakeEntityToTargetAttachment(m_Entity, selected_item);
                        ItemManager.GetInstance().SetSelectedItemEx(null, null, null);
                        return true;
                    }
                }
            }
            else
            {
                if ( focused_item && !focused_slot.IsOutOfReach() )
                {
                    EntityAI item_in_hands = GetGame().GetPlayer().GetHumanInventory().GetEntityInHands();
                    InventoryLocation il = new InventoryLocation;
                    focused_item.GetInventory().GetCurrentInventoryLocation( il );
                    bool reachable = AttachmentsOutOfReach.IsAttachmentReachable( m_Entity, "", il.GetSlot() );
                    if( reachable && focused_item.GetInventory().CanRemoveEntity() )
                    {
                        if( item_in_hands && item_in_hands.GetInventory().CanRemoveEntity() )
                        {
                            if( GameInventory.CanSwapEntitiesEx( item_in_hands, focused_item ) )
                            {
                                player.PredictiveSwapEntities( item_in_hands, focused_item );
                                return true;
                            }
                        }
                        else
                        {
                            if( player.GetHumanInventory().CanAddEntityInHands( focused_item ) )
                            {
                                player.PredictiveTakeEntityToHands( focused_item );
                                return true;
                            }
                        }
                    }
                }
            }   
        }
        return false;
    }
    
    int GetRecipeCount( bool recipe_anywhere, EntityAI entity1, EntityAI entity2 )
    {
        PluginRecipesManager plugin_recipes_manager = PluginRecipesManager.Cast( GetPlugin( PluginRecipesManager ) );
        return plugin_recipes_manager.GetValidRecipes( ItemBase.Cast( entity1 ), ItemBase.Cast( entity2 ), null, PlayerBase.Cast( GetGame().GetPlayer() ) );
    }
    
    bool CanCombine()
    {
        ItemBase ent = ItemBase.Cast( GetFocusedItem() );
        ItemBase item_in_hands = ItemBase.Cast( GetGame().GetPlayer().GetHumanInventory().GetEntityInHands() );
        
        return ( ItemManager.GetCombinationFlags( item_in_hands, ent ) != 0 );
    }
    
    bool CanCombineAmmo()
    {
        PlayerBase m_player = PlayerBase.Cast( GetGame().GetPlayer() );
        ItemBase ent = ItemBase.Cast(  GetFocusedItem() );
        ItemBase item_in_hands = ItemBase.Cast( GetGame().GetPlayer().GetHumanInventory().GetEntityInHands() );
        ActionManagerClient amc;
        Class.CastTo(amc, m_player.GetActionManager());
 
        return ( amc.CanPerformActionFromInventory( item_in_hands, ent ) );
    }
    
    bool CanEquip()
    {
        EntityAI entity = ItemBase.Cast( GetFocusedItem() );
        InventoryLocation il = new InventoryLocation;
        if( !entity || entity.IsInherited( Magazine ) )
        {
            return false;
        }
        return GetGame().GetPlayer().GetInventory().FindFreeLocationFor( entity, FindInventoryLocationType.ATTACHMENT, il );
    }
    
    bool Combine()
    {
        ItemBase ent = ItemBase.Cast( GetFocusedItem() );
        ItemBase item_in_hands = ItemBase.Cast( GetGame().GetPlayer().GetHumanInventory().GetEntityInHands() );
        Icon hands_icon = ItemManager.GetInstance().GetHandsPreview().GetIcon();
        
        if ( item_in_hands && ent && hands_icon )
        {
            return hands_icon.CombineItems( item_in_hands, ent );
        }
        
        return false;
    }
    
    bool SplitItem()
    {
        ItemBase entity = ItemBase.Cast( GetFocusedItem() );
        if( entity && !entity.IsInherited( Magazine ) && !GetFocusedSlotsIcon().IsOutOfReach() )
        {
            if( entity.HasQuantity() )
            {
                entity.OnRightClick();
                return true;
            }
        }
        return false;
    }
    
    bool EquipItem()
    {
        ItemBase entity = ItemBase.Cast( GetFocusedItem() );
        if( entity && !entity.IsInherited( Magazine ) && !GetFocusedSlotsIcon().IsOutOfReach() )
        {
            GetGame().GetPlayer().PredictiveTakeEntityToInventory( FindInventoryLocationType.ATTACHMENT, entity );
            return true;
        }
        return false;
    }
    
    bool TransferItem()
    {
        EntityAI entity = GetFocusedItem();
        if( entity && !GetFocusedSlotsIcon().IsOutOfReach() )
        {
            GetGame().GetPlayer().PredictiveTakeEntityToInventory( FindInventoryLocationType.CARGO, entity );
            return true;
        }
        return false;
    }
    
    bool InspectItem()
    {
        EntityAI entity = GetFocusedItem();
        if( entity )
        {
            m_Parent.InspectItem( entity );
            return true;
        }
        return false;
    }
    
    bool TransferItemToVicinity()
    {
        ItemBase item = ItemBase.Cast(GetFocusedItem());
        PlayerBase player = PlayerBase.Cast( GetGame().GetPlayer());
        if (item && !GetFocusedSlotsIcon().IsOutOfReach() )
        {
            if (item.GetTargetQuantityMax() < item.GetQuantity())
                item.SplitIntoStackMaxClient( null, -1 );
            else
                player.PhysicalPredictiveDropItem(item);
            return true;
        }
        return false;
    }
    
    bool IsActive()
    {
        return m_Parent.GetMainWidget().FindAnyWidget("AttachmentsWrapper").GetAlpha() > 0;
    }
    
    int GetAttachmentHeight()
    {
        return m_AttachmentsContainer.Count();
    }
    
    void UpdateInterval()
    {
        SlotsIcon icon;
        int slot_id;
        m_AttachmentSlotDisplayable.Clear();
        int i = 0;
        for (i = m_AttachmentSlotNames.Count() - 1; i >=0; --i)
        {
            slot_id = InventorySlots.GetSlotIdFromString( m_AttachmentSlotNames[i] );
            if (m_Entity.CanDisplayAttachmentSlot(slot_id))
            {
                m_AttachmentSlotDisplayable.Insert(m_AttachmentSlotNames[i]);
            }
            else
            {
                icon = m_AttachmentSlots.Get( slot_id );
                if (icon)
                {
                    icon.GetMainWidget().Show( false );
                    if( GetFocusedSlotsIcon() == icon )
                    {
                        SetDefaultFocus();
                    }
                    // radial icon (collabsable icon handling)
                    icon.UpdateInterval();
                }
            }
            
        }
        
        if ( m_AttachmentSlotDisplayable.Count() == 0 )
        {
            if (m_Parent)
            {
                m_Parent.UpdateRadialIcon();
                //m_Parent.Close();
            }
        }
        
        for (i = 0; i < m_AttachmentSlotDisplayable.Count(); ++i)
        {
            slot_id = InventorySlots.GetSlotIdFromString( m_AttachmentSlotDisplayable[i] );
            icon = m_AttachmentSlots.Get( slot_id );
            EntityAI item = icon.GetEntity();
            icon.GetMainWidget().Show( true );
            icon.UpdateInterval();
            if ( item )
            {
                bool draggable = true;
                if(icon.IsReserved())
                {
                    draggable = false;
                }
                
                if( m_Entity.GetInventory().GetSlotLock( slot_id ) && ItemManager.GetInstance().GetDraggedItem() != item )
                {
                    icon.GetMountedWidget().Show( true );
                    draggable = false;
                }
                else
                {
                    icon.GetMountedWidget().Show( false );
                }
                
                PlayerBase p = PlayerBase.Cast( GetGame().GetPlayer() );
                bool in_hands_condition     = m_Entity.GetHierarchyRoot() && item.GetInventory().CanRemoveEntity();
                bool in_vicinity_condition  = !m_Entity.GetHierarchyRoot() && AttachmentsOutOfReach.IsAttachmentReachable( m_Entity, m_AttachmentSlotDisplayable[i] );
                if( in_hands_condition || in_vicinity_condition )
                {
                    icon.GetOutOfReachWidget().Show( false );
                }
                else
                {
                    icon.GetOutOfReachWidget().Show( true );
                    draggable = false;
                }
                
                if( draggable )
                {
                    icon.GetPanelWidget().SetFlags( WidgetFlags.DRAGGABLE );
                }
                else
                {
                    icon.GetPanelWidget().ClearFlags( WidgetFlags.DRAGGABLE );
                }
            }
        }
        m_AttachmentsContainer.GetRootWidget().Update();
    }
    
    array<int> GetSlotsSorted()
    {
        return m_AttachmentIDOrdered;
    }
    
    void AttachmentAdded(EntityAI item, string slot, EntityAI parent)
    {
        int slot_id = InventorySlots.GetSlotIdFromString(slot);
        SlotsIcon icon = m_AttachmentSlots.Get(slot_id);
        if (icon)
        {
            icon.SetSlotID(slot_id);
            icon.SetSlotDisplayName(InventorySlots.GetSlotDisplayName(slot_id));
            if (item)
            {
                icon.Init(item);
            }
        }
    }
    
    void AttachmentRemoved(EntityAI item, string slot, EntityAI parent)
    {
        int slot_id = InventorySlots.GetSlotIdFromString(slot);
        SlotsIcon icon = m_AttachmentSlots.Get(slot_id);
        if (icon)
        {
            icon.Clear();
        }
    }
    
    void OnAttachmentReservationSet( EntityAI item, int slot_id )
    {
        SlotsIcon icon = m_AttachmentSlots.Get( slot_id );
        
        if (item)
        {
            icon.Init( item, true );
        }
    }
    
    void OnAttachmentReservationRelease( EntityAI item, int slot_id )
    {
        SlotsIcon icon = m_AttachmentSlots.Get( slot_id );
        icon.Clear();
    }
    
 
    void InitAttachmentGrid( int att_row_index )
    {
        SlotsIcon icon;
        int i;
        m_RowIndex = att_row_index;
 
        int number_of_rows = Math.Ceil( m_AttachmentSlotNames.Count() / ITEMS_IN_ROW );
        string name = m_Entity.GetDisplayName();
        name.ToUpper();
        
        m_AttachmentsContainer = new AttachmentsWrapper( m_Parent );
        m_AttachmentsContainer.SetParent( this );
        m_AttachmentsContainer.SetFalseAttachmentsHeaderText(name);
        m_AttachmentsContainer.GetRootWidget().SetSort( att_row_index );
        m_Parent.Insert( m_AttachmentsContainer, att_row_index );
        
        for ( i = 0; i < number_of_rows; i++ )
        {
            SlotsContainer ic = new SlotsContainer( m_AttachmentsContainer, m_Entity );
            m_AttachmentsContainer.Insert( ic );
 
            if( i == ( number_of_rows - 1 ) && m_AttachmentSlotNames.Count() % ITEMS_IN_ROW != 0 )
            {
                ic.SetColumnCount( m_AttachmentSlotNames.Count() % ITEMS_IN_ROW );
            }
            else
            {
                ic.SetColumnCount( ITEMS_IN_ROW );
            }
 
            for( int j = 0; j < ITEMS_IN_ROW; j++ )
            {
                icon = ic.GetSlotIcon( j );
                WidgetEventHandler.GetInstance().RegisterOnDropReceived( icon.GetMainWidget(), m_Parent, "OnDropReceivedFromHeader2" );
                WidgetEventHandler.GetInstance().RegisterOnDropReceived( icon.GetGhostSlot(), m_Parent, "OnDropReceivedFromHeader2" );
                WidgetEventHandler.GetInstance().RegisterOnDropReceived( icon.GetPanelWidget(), m_Parent, "OnDropReceivedFromHeader2" );
 
                WidgetEventHandler.GetInstance().RegisterOnDraggingOver( icon.GetMainWidget(), m_Parent, "DraggingOverHeader" );
                WidgetEventHandler.GetInstance().RegisterOnDraggingOver( icon.GetGhostSlot(), m_Parent, "DraggingOverHeader" );
                WidgetEventHandler.GetInstance().RegisterOnDraggingOver( icon.GetPanelWidget(), m_Parent, "DraggingOverHeader" );
                
                WidgetEventHandler.GetInstance().RegisterOnMouseButtonDown( icon.GetMainWidget(), m_Parent, "MouseClick2" );
                WidgetEventHandler.GetInstance().RegisterOnMouseButtonDown( icon.GetGhostSlot(), m_Parent, "MouseClick2" );
                WidgetEventHandler.GetInstance().RegisterOnMouseButtonDown( icon.GetPanelWidget(), m_Parent, "MouseClick2" );
            }
        }
 
        for ( i = 0; i < m_AttachmentSlotNames.Count(); i++ )
        {
            icon = SlotsContainer.Cast( m_AttachmentsContainer.Get( ( i / ITEMS_IN_ROW ) ) ).GetSlotIcon( i % ITEMS_IN_ROW );
            WidgetEventHandler.GetInstance().RegisterOnDoubleClick( icon.GetPanelWidget(), m_Parent, "DoubleClick" );
            
            string path = "CfgSlots" + " Slot_" + m_AttachmentSlotNames[i];
 
            //Show different magazine icon for firearms and pistols
            if ( m_AttachmentSlotNames[i] == "magazine" )
            {
                if ( !m_Entity.IsInherited( Pistol_Base ) )
                    path = "CfgSlots" + " Slot_" + "magazine2";
            }
            
            string icon_name = ""; //icon_name must be in format "set:<setname> image:<imagename>"
            if( GetGame().ConfigGetText( path + " ghostIcon", icon_name ) && icon_name != "" )
                icon.GetGhostSlot().LoadImageFile( 0, StaticGUIUtils.VerifyIconImageString(StaticGUIUtils.IMAGESETGROUP_INVENTORY,icon_name) );
            int slot_id = InventorySlots.GetSlotIdFromString( m_AttachmentSlotNames[i] );
            m_AttachmentSlots.Insert( slot_id, icon );
            m_AttachmentIDOrdered.Insert(slot_id);
            
            icon.SetSlotID(slot_id);
            icon.SetSlotDisplayName(InventorySlots.GetSlotDisplayName(slot_id));
            
            EntityAI item = m_Entity.GetInventory().FindAttachment( slot_id );
            if( item )
                AttachmentAdded( item, m_AttachmentSlotNames[i], m_Entity );
            else
                icon.Clear();
            
            if (m_Entity.CanDisplayAttachmentSlot(slot_id))
            {
                icon.GetMainWidget().Show( true );
            }
            else
            {
                icon.GetMainWidget().Show( false );
            }
        }
        
        if( m_AttachmentSlotNames.Count() > 0 )
        {
            int row_index = number_of_rows - 1;
            SlotsContainer row_last = SlotsContainer.Cast( m_AttachmentsContainer.Get( row_index ) );
            if( row_last )
            {
                for( int k = ((m_AttachmentSlotNames.Count() - 1) % ITEMS_IN_ROW) + 1; k < ITEMS_IN_ROW; k++ )
                {
                    row_last.GetSlotIcon( k ).GetMainWidget().Show( false );
                }
                row_last.GetRootWidget().Update();
                row_last.GetRootWidget().GetParent().Update();
            }
        }
        
        m_AttachmentsContainer.RecomputeOpenedContainers();
    }
 
    array<string> GetItemSlots( EntityAI e )
    {
        TStringArray searching_in = new TStringArray;
        searching_in.Insert( CFG_VEHICLESPATH );
        searching_in.Insert( CFG_WEAPONSPATH );
        searching_in.Insert( CFG_MAGAZINESPATH );
 
        array<string> attachments_slots = new array<string>;
        int i = 0;
        for ( int s = 0; s < searching_in.Count(); ++s )
        {
            string cfg_name = searching_in.Get( s );
            string path = cfg_name + " " + e.GetType();
 
            if ( GetGame().ConfigIsExisting( path ) )
            {
                GetGame().ConfigGetTextArray( path + " attachments", attachments_slots );
                if ( e.IsWeapon() && (!e.ConfigIsExisting("DisplayMagazine") || e.ConfigGetBool("DisplayMagazine")) )
                {
                    attachments_slots.Insert( "magazine" );
                }
 
                return attachments_slots;
            }
        }
        if ( e.IsWeapon() && (!e.ConfigIsExisting("DisplayMagazine") || e.ConfigGetBool("DisplayMagazine")) )
        {
            attachments_slots.Insert( "magazine" );
        }
 
        return attachments_slots;
    }
    
    void ShowFalseAttachmentsHeader(bool show)
    {
        m_AttachmentsContainer.ShowFalseAttachmentsHeader(show);
    }
    
    void SetFalseAttachmentsHeaderText(string text)
    {
        m_AttachmentsContainer.SetFalseAttachmentsHeaderText(text);
    }
    
    TextWidget GetFalseHeaderTextWidget()
    {
        return m_AttachmentsContainer.GetFalseHeaderTextWidget();
    }
}