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.selector.server.command;
018
019import com.echothree.control.user.selector.common.form.GetSelectorChoicesForm;
020import com.echothree.control.user.selector.common.result.SelectorResultFactory;
021import com.echothree.model.control.selector.server.control.SelectorControl;
022import com.echothree.model.data.user.common.pk.UserVisitPK;
023import com.echothree.util.common.message.ExecutionErrors;
024import com.echothree.util.common.validation.FieldDefinition;
025import com.echothree.util.common.validation.FieldType;
026import com.echothree.util.common.command.BaseResult;
027import com.echothree.util.server.control.BaseSimpleCommand;
028import java.util.List;
029import javax.enterprise.context.Dependent;
030import javax.inject.Inject;
031
032@Dependent
033public class GetSelectorChoicesCommand
034        extends BaseSimpleCommand<GetSelectorChoicesForm> {
035    
036    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
037    
038    static {
039        FORM_FIELD_DEFINITIONS = List.of(
040                new FieldDefinition("SelectorKindName", FieldType.ENTITY_NAME, true, null, null),
041                new FieldDefinition("SelectorTypeName", FieldType.ENTITY_NAME, true, null, null),
042                new FieldDefinition("DefaultSelectorChoice", FieldType.ENTITY_NAME, false, null, null),
043                new FieldDefinition("AllowNullChoice", FieldType.BOOLEAN, true, null, null)
044        );
045    }
046
047    @Inject
048    SelectorControl selectorControl;
049
050    
051    /** Creates a new instance of GetSelectorChoicesCommand */
052    public GetSelectorChoicesCommand() {
053        super(null, FORM_FIELD_DEFINITIONS, false);
054    }
055    
056    @Override
057    protected BaseResult execute() {
058        var result = SelectorResultFactory.getGetSelectorChoicesResult();
059        var selectorKindName = form.getSelectorKindName();
060        var selectorKind = selectorControl.getSelectorKindByName(selectorKindName);
061        
062        if(selectorKind != null) {
063            var selectorTypeName = form.getSelectorTypeName();
064            var selectorType = selectorControl.getSelectorTypeByName(selectorKind, selectorTypeName);
065            
066            if(selectorType != null) {
067                var defaultSelectorChoice = form.getDefaultSelectorChoice();
068                var language = getPreferredLanguage();
069                var allowNullChoice = Boolean.parseBoolean(form.getAllowNullChoice());
070                
071                result.setSelectorChoices(selectorControl.getSelectorChoices(selectorType, defaultSelectorChoice, language, allowNullChoice));
072            } else {
073                addExecutionError(ExecutionErrors.UnknownSelectorTypeName.name(), selectorTypeName);
074            }
075        } else {
076            addExecutionError(ExecutionErrors.UnknownSelectorKindName.name(), selectorKindName);
077        }
078        
079        return result;
080    }
081    
082}