001// --------------------------------------------------------------------------------
002// Copyright 2002-2026 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.offer.server.transfer;
018
019import javax.inject.Inject;
020import com.echothree.model.control.item.server.control.ItemControl;
021import com.echothree.model.control.offer.common.OfferOptions;
022import com.echothree.model.control.offer.common.OfferProperties;
023import com.echothree.model.control.offer.common.transfer.OfferItemTransfer;
024import com.echothree.model.control.offer.server.control.OfferControl;
025import com.echothree.model.control.offer.server.control.OfferItemControl;
026import com.echothree.model.data.offer.server.entity.OfferItem;
027import com.echothree.model.data.user.server.entity.UserVisit;
028import com.echothree.util.common.form.TransferProperties;
029import com.echothree.util.server.transfer.ListWrapperBuilder;
030import javax.enterprise.context.RequestScoped;
031
032@RequestScoped
033public class OfferItemTransferCache
034        extends BaseOfferTransferCache<OfferItem, OfferItemTransfer> {
035
036    @Inject
037    ItemControl itemControl;
038
039    @Inject
040    OfferControl offerControl;
041
042    @Inject
043    OfferItemControl offerItemControl;
044
045    boolean includeOfferItemPrices;
046
047    TransferProperties transferProperties;
048    boolean filterOffer;
049    boolean filterItem;
050    boolean filterOfferItemPrices;
051    boolean filterEntityInstance;
052
053    /** Creates a new instance of OfferItemTransferCache */
054    protected OfferItemTransferCache() {
055        super();
056        
057        var options = session.getOptions();
058        if(options != null) {
059            includeOfferItemPrices = options.contains(OfferOptions.OfferItemIncludeOfferItemPrices);
060        }
061        
062        transferProperties = session.getTransferProperties();
063        if(transferProperties != null) {
064            var properties = transferProperties.getProperties(OfferItemTransfer.class);
065            
066            if(properties != null) {
067                filterOffer = !properties.contains(OfferProperties.OFFER);
068                filterItem = !properties.contains(OfferProperties.ITEM);
069                filterOfferItemPrices = !properties.contains(OfferProperties.OFFER_ITEM_PRICES);
070                filterEntityInstance = !properties.contains(OfferProperties.ENTITY_INSTANCE);
071            }
072        }
073        
074        setIncludeEntityInstance(!filterEntityInstance);
075    }
076    
077    public OfferItemTransfer getOfferItemTransfer(UserVisit userVisit, OfferItem offerItem) {
078        var offerItemTransfer = get(offerItem);
079        
080        if(offerItemTransfer == null) {
081            var offer = filterOffer ? null : offerControl.getOfferTransfer(userVisit, offerItem.getOffer());
082            var item = filterItem ? null : itemControl.getItemTransfer(userVisit, offerItem.getItem());
083            
084            offerItemTransfer = new OfferItemTransfer(offer, item);
085            put(userVisit, offerItem, offerItemTransfer);
086
087            if(includeOfferItemPrices) {
088                offerItemTransfer.setOfferItemPrices(ListWrapperBuilder.getInstance().filter(transferProperties,
089                        offerItemControl.getOfferItemPriceTransfersByOfferItem(userVisit, offerItem)));
090            }
091        }
092        
093        return offerItemTransfer;
094    }
095    
096}