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.chain.server.transfer;
018
019import javax.inject.Inject;
020import com.echothree.model.control.chain.common.transfer.ChainTransfer;
021import com.echothree.model.control.chain.server.control.ChainControl;
022import com.echothree.model.control.sequence.server.control.SequenceControl;
023import com.echothree.model.data.chain.server.entity.Chain;
024import com.echothree.model.data.user.server.entity.UserVisit;
025import javax.enterprise.context.RequestScoped;
026
027@RequestScoped
028public class ChainTransferCache
029        extends BaseChainTransferCache<Chain, ChainTransfer> {
030
031    @Inject
032    ChainControl chainControl;
033
034    @Inject
035    SequenceControl sequenceControl;
036    
037    /** Creates a new instance of ChainTransferCache */
038    protected ChainTransferCache() {
039        super();
040        
041        setIncludeEntityInstance(true);
042    }
043    
044    public ChainTransfer getChainTransfer(UserVisit userVisit, Chain chain) {
045        var chainTransfer = get(chain);
046        
047        if(chainTransfer == null) {
048            var chainDetail = chain.getLastDetail();
049            var chainTypeTransfer = chainControl.getChainTypeTransfer(userVisit, chainDetail.getChainType());
050            var chainName = chainDetail.getChainName();
051            var chainInstanceSequence = chainDetail.getChainInstanceSequence();
052            var chainInstanceSequenceTransfer = chainInstanceSequence == null? null: sequenceControl.getSequenceTransfer(userVisit, chainInstanceSequence);
053            var isDefault = chainDetail.getIsDefault();
054            var sortOrder = chainDetail.getSortOrder();
055            var description = chainControl.getBestChainDescription(chain, getLanguage(userVisit));
056            
057            chainTransfer = new ChainTransfer(chainTypeTransfer, chainName, chainInstanceSequenceTransfer, isDefault, sortOrder, description);
058            put(userVisit, chain, chainTransfer);
059        }
060        
061        return chainTransfer;
062    }
063    
064}