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.letter.server.transfer;
018
019import javax.inject.Inject;
020import com.echothree.model.control.chain.server.control.ChainControl;
021import com.echothree.model.control.contactlist.server.control.ContactListControl;
022import com.echothree.model.control.letter.common.transfer.LetterTransfer;
023import com.echothree.model.control.letter.server.control.LetterControl;
024import com.echothree.model.data.letter.server.entity.Letter;
025import com.echothree.model.data.user.server.entity.UserVisit;
026import javax.enterprise.context.RequestScoped;
027
028@RequestScoped
029public class LetterTransferCache
030        extends BaseLetterTransferCache<Letter, LetterTransfer> {
031
032    @Inject
033    ChainControl chainControl;
034
035    @Inject
036    ContactListControl contactListControl;
037
038    @Inject
039    LetterControl letterControl;
040
041    /** Creates a new instance of LetterTransferCache */
042    protected LetterTransferCache() {
043        super();
044        
045        setIncludeEntityInstance(true);
046    }
047    
048    public LetterTransfer getLetterTransfer(UserVisit userVisit, Letter letter) {
049        var letterTransfer = get(letter);
050        
051        if(letterTransfer == null) {
052            var letterDetail = letter.getLastDetail();
053            var chainTypeTransfer = chainControl.getChainTypeTransfer(userVisit, letterDetail.getChainType());
054            var letterName = letterDetail.getLetterName();
055            var letterSourceTransfer = letterControl.getLetterSourceTransfer(userVisit, letterDetail.getLetterSource());
056            var contactList = letterDetail.getContactList();
057            var contactListTransfer = contactList == null? null: contactListControl.getContactListTransfer(userVisit, contactList);
058            var isDefault = letterDetail.getIsDefault();
059            var sortOrder = letterDetail.getSortOrder();
060            var description = letterControl.getBestLetterDescription(letter, getLanguage(userVisit));
061            
062            letterTransfer = new LetterTransfer(chainTypeTransfer, letterName, letterSourceTransfer, contactListTransfer, isDefault,
063                    sortOrder, description);
064            put(userVisit, letter, letterTransfer);
065        }
066        
067        return letterTransfer;
068    }
069    
070}