001// --------------------------------------------------------------------------------
002// Copyright 2002-2025 Echo Three, LLC
003//
004// Licensed under the Apache License, Version 2.0 (the "License");
005// you may not use this file except in compliance with the License.
006// You may obtain a copy of the License at
007//
008//     http://www.apache.org/licenses/LICENSE-2.0
009//
010// Unless required by applicable law or agreed to in writing, software
011// distributed under the License is distributed on an "AS IS" BASIS,
012// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013// See the License for the specific language governing permissions and
014// limitations under the License.
015// --------------------------------------------------------------------------------
016
017package com.echothree.model.control.item.server.transfer;
018
019import com.echothree.model.control.item.common.transfer.RelatedItemTransfer;
020import com.echothree.model.control.item.server.control.ItemControl;
021import com.echothree.model.data.item.server.entity.RelatedItem;
022import com.echothree.model.data.user.server.entity.UserVisit;
023import com.echothree.util.server.persistence.Session;
024import javax.enterprise.context.RequestScoped;
025
026@RequestScoped
027public class RelatedItemTransferCache
028        extends BaseItemTransferCache<RelatedItem, RelatedItemTransfer> {
029
030    ItemControl itemControl = Session.getModelController(ItemControl.class);
031
032    /** Creates a new instance of RelatedItemTransferCache */
033    protected RelatedItemTransferCache() {
034        super();
035
036        setIncludeEntityInstance(true);
037    }
038    
039    @Override
040    public RelatedItemTransfer getTransfer(UserVisit userVisit, RelatedItem relatedItem) {
041        var relatedItemTransfer = get(relatedItem);
042        
043        if(relatedItemTransfer == null) {
044            var relatedItemDetail = relatedItem.getLastDetail();
045            var relatedItemType = itemControl.getRelatedItemTypeTransfer(userVisit, relatedItemDetail.getRelatedItemType());
046            var fromItem = itemControl.getItemTransfer(userVisit, relatedItemDetail.getFromItem());
047            var toItem = itemControl.getItemTransfer(userVisit, relatedItemDetail.getToItem());
048            var sortOrder = relatedItemDetail.getSortOrder();
049            
050            relatedItemTransfer = new RelatedItemTransfer(relatedItemType, fromItem, toItem, sortOrder);
051            put(userVisit, relatedItem, relatedItemTransfer);
052        }
053        
054        return relatedItemTransfer;
055    }
056    
057}