001// --------------------------------------------------------------------------------
002// Copyright 2002-2024 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 com.echothree.model.control.item.common.transfer.ItemTransfer;
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.common.transfer.OfferTransfer;
025import com.echothree.model.control.offer.server.control.OfferControl;
026import com.echothree.model.control.offer.server.control.OfferItemControl;
027import com.echothree.model.data.offer.server.entity.OfferItem;
028import com.echothree.model.data.user.server.entity.UserVisit;
029import com.echothree.util.common.form.TransferProperties;
030import com.echothree.util.server.persistence.Session;
031import com.echothree.util.server.transfer.ListWrapperBuilder;
032import java.util.Set;
033
034public class OfferItemTransferCache
035        extends BaseOfferTransferCache<OfferItem, OfferItemTransfer> {
036    
037    ItemControl itemControl = Session.getModelController(ItemControl.class);
038    OfferControl offerControl = Session.getModelController(OfferControl.class);
039    OfferItemControl offerItemControl = Session.getModelController(OfferItemControl.class);
040
041    boolean includeOfferItemPrices;
042
043    TransferProperties transferProperties;
044    boolean filterOffer;
045    boolean filterItem;
046    boolean filterOfferItemPrices;
047    boolean filterEntityInstance;
048
049    /** Creates a new instance of OfferItemTransferCache */
050    public OfferItemTransferCache(UserVisit userVisit) {
051        super(userVisit);
052        
053        var options = session.getOptions();
054        if(options != null) {
055            includeOfferItemPrices = options.contains(OfferOptions.OfferItemIncludeOfferItemPrices);
056        }
057        
058        transferProperties = session.getTransferProperties();
059        if(transferProperties != null) {
060            var properties = transferProperties.getProperties(OfferItemTransfer.class);
061            
062            if(properties != null) {
063                filterOffer = !properties.contains(OfferProperties.OFFER);
064                filterItem = !properties.contains(OfferProperties.ITEM);
065                filterOfferItemPrices = !properties.contains(OfferProperties.OFFER_ITEM_PRICES);
066                filterEntityInstance = !properties.contains(OfferProperties.ENTITY_INSTANCE);
067            }
068        }
069        
070        setIncludeEntityInstance(!filterEntityInstance);
071    }
072    
073    public OfferItemTransfer getOfferItemTransfer(OfferItem offerItem) {
074        OfferItemTransfer offerItemTransfer = get(offerItem);
075        
076        if(offerItemTransfer == null) {
077            OfferTransfer offer = filterOffer ? null : offerControl.getOfferTransfer(userVisit, offerItem.getOffer());
078            ItemTransfer item = filterItem ? null : itemControl.getItemTransfer(userVisit, offerItem.getItem());
079            
080            offerItemTransfer = new OfferItemTransfer(offer, item);
081            put(offerItem, offerItemTransfer);
082
083            if(includeOfferItemPrices) {
084                offerItemTransfer.setOfferItemPrices(ListWrapperBuilder.getInstance().filter(transferProperties,
085                        offerItemControl.getOfferItemPriceTransfersByOfferItem(userVisit, offerItem)));
086            }
087        }
088        
089        return offerItemTransfer;
090    }
091    
092}