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.control.user.party.server.command;
018
019import com.echothree.control.user.party.common.form.GetLanguagesForm;
020import com.echothree.control.user.party.common.result.PartyResultFactory;
021import com.echothree.model.control.party.server.control.PartyControl;
022import com.echothree.model.data.party.server.entity.Language;
023import com.echothree.model.data.party.server.factory.LanguageFactory;
024import com.echothree.util.common.command.BaseResult;
025import com.echothree.util.common.validation.FieldDefinition;
026import com.echothree.util.server.control.BasePaginatedMultipleEntitiesCommand;
027import java.util.Collection;
028import java.util.List;
029import javax.enterprise.context.Dependent;
030import javax.inject.Inject;
031
032@Dependent
033public class GetLanguagesCommand
034        extends BasePaginatedMultipleEntitiesCommand<Language, GetLanguagesForm> {
035
036    @Inject
037    PartyControl partyControl;
038
039    // No COMMAND_SECURITY_DEFINITION, anyone may execute this command.
040    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
041
042    static {
043        FORM_FIELD_DEFINITIONS = List.of();
044    }
045    
046    /** Creates a new instance of GetLanguagesCommand */
047    public GetLanguagesCommand() {
048        super(null, FORM_FIELD_DEFINITIONS, true);
049    }
050    
051    @Override
052    protected void handleForm() {
053        // No form fields.
054    }
055
056    @Override
057    protected Long getTotalEntities() {
058        return partyControl.countLanguages();
059    }
060
061    @Override
062    protected Collection<Language> getEntities() {
063        return partyControl.getLanguages();
064    }
065    
066    @Override
067    protected BaseResult getResult(Collection<Language> entities) {
068        var result = PartyResultFactory.getGetLanguagesResult();
069
070        if(entities != null) {
071            if(session.hasLimit(LanguageFactory.class)) {
072                result.setLanguageCount(getTotalEntities());
073            }
074
075            result.setLanguages(partyControl.getLanguageTransfers(getUserVisit(), entities));
076        }
077        
078        return result;
079    }
080    
081}