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.scale.server.command;
018
019import com.echothree.control.user.scale.common.form.DeleteScaleDescriptionForm;
020import com.echothree.model.control.party.server.control.PartyControl;
021import com.echothree.model.control.scale.server.control.ScaleControl;
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 DeleteScaleDescriptionCommand
034        extends BaseSimpleCommand<DeleteScaleDescriptionForm> {
035    
036   private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
037
038    static {
039        FORM_FIELD_DEFINITIONS = List.of(
040                new FieldDefinition("ScaleName", FieldType.ENTITY_NAME, true, null, null),
041                new FieldDefinition("LanguageIsoName", FieldType.ENTITY_NAME, true, null, null)
042        );
043    }
044
045    @Inject
046    PartyControl partyControl;
047
048    @Inject
049    ScaleControl scaleControl;
050
051    /** Creates a new instance of DeleteScaleDescriptionCommand */
052    public DeleteScaleDescriptionCommand() {
053        super(null, FORM_FIELD_DEFINITIONS, false);
054    }
055    
056   @Override
057    protected BaseResult execute() {
058       var scaleName = form.getScaleName();
059       var scale = scaleControl.getScaleByName(scaleName);
060        
061        if(scale != null) {
062            var languageIsoName = form.getLanguageIsoName();
063            var language = partyControl.getLanguageByIsoName(languageIsoName);
064            
065            if(language != null) {
066                var scaleDescription = scaleControl.getScaleDescriptionForUpdate(scale, language);
067                
068                if(scaleDescription != null) {
069                    scaleControl.deleteScaleDescription(scaleDescription, getPartyPK());
070                } else {
071                    addExecutionError(ExecutionErrors.UnknownScaleDescription.name());
072                }
073            } else {
074                addExecutionError(ExecutionErrors.UnknownLanguageIsoName.name(), languageIsoName);
075            }
076        } else {
077            addExecutionError(ExecutionErrors.UnknownScaleName.name(), scaleName);
078        }
079        
080        return null;
081    }
082    
083}