001// --------------------------------------------------------------------------------
002// Copyright 2002-2024 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.party.server.entity.Language;
023import com.echothree.model.data.scale.server.entity.Scale;
024import com.echothree.model.data.scale.server.entity.ScaleDescription;
025import com.echothree.model.data.user.common.pk.UserVisitPK;
026import com.echothree.util.common.message.ExecutionErrors;
027import com.echothree.util.common.validation.FieldDefinition;
028import com.echothree.util.common.validation.FieldType;
029import com.echothree.util.common.command.BaseResult;
030import com.echothree.util.server.control.BaseSimpleCommand;
031import com.echothree.util.server.persistence.Session;
032import java.util.Arrays;
033import java.util.Collections;
034import java.util.List;
035
036public class DeleteScaleDescriptionCommand
037        extends BaseSimpleCommand<DeleteScaleDescriptionForm> {
038    
039   private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
040
041    static {
042        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
043                new FieldDefinition("ScaleName", FieldType.ENTITY_NAME, true, null, null),
044                new FieldDefinition("LanguageIsoName", FieldType.ENTITY_NAME, true, null, null)
045                ));
046    }
047
048    /** Creates a new instance of DeleteScaleDescriptionCommand */
049    public DeleteScaleDescriptionCommand(UserVisitPK userVisitPK, DeleteScaleDescriptionForm form) {
050        super(userVisitPK, form, null, FORM_FIELD_DEFINITIONS, false);
051    }
052    
053   @Override
054    protected BaseResult execute() {
055        var scaleControl = Session.getModelController(ScaleControl.class);
056        String scaleName = form.getScaleName();
057        Scale scale = scaleControl.getScaleByName(scaleName);
058        
059        if(scale != null) {
060            var partyControl = Session.getModelController(PartyControl.class);
061            String languageIsoName = form.getLanguageIsoName();
062            Language language = partyControl.getLanguageByIsoName(languageIsoName);
063            
064            if(language != null) {
065                ScaleDescription scaleDescription = scaleControl.getScaleDescriptionForUpdate(scale, language);
066                
067                if(scaleDescription != null) {
068                    scaleControl.deleteScaleDescription(scaleDescription, getPartyPK());
069                } else {
070                    addExecutionError(ExecutionErrors.UnknownScaleDescription.name());
071                }
072            } else {
073                addExecutionError(ExecutionErrors.UnknownLanguageIsoName.name(), languageIsoName);
074            }
075        } else {
076            addExecutionError(ExecutionErrors.UnknownScaleName.name(), scaleName);
077        }
078        
079        return null;
080    }
081    
082}