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.comment.server.command;
018
019import com.echothree.control.user.comment.common.form.DeleteCommentUsageForm;
020import com.echothree.model.control.comment.server.control.CommentControl;
021import com.echothree.model.data.user.common.pk.UserVisitPK;
022import com.echothree.util.common.message.ExecutionErrors;
023import com.echothree.util.common.validation.FieldDefinition;
024import com.echothree.util.common.validation.FieldType;
025import com.echothree.util.common.command.BaseResult;
026import com.echothree.util.server.control.BaseSimpleCommand;
027import com.echothree.util.server.persistence.Session;
028import java.util.List;
029import javax.enterprise.context.Dependent;
030
031@Dependent
032public class DeleteCommentUsageCommand
033        extends BaseSimpleCommand<DeleteCommentUsageForm> {
034    
035    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
036    
037    static {
038        FORM_FIELD_DEFINITIONS = List.of(
039                new FieldDefinition("CommentName", FieldType.ENTITY_NAME, true, null, null),
040                new FieldDefinition("CommentUsageTypeName", FieldType.ENTITY_NAME, true, null, null)
041                );
042    }
043    
044    /** Creates a new instance of DeleteCommentUsageCommand */
045    public DeleteCommentUsageCommand() {
046        super(null, FORM_FIELD_DEFINITIONS, false);
047    }
048    
049    @Override
050    protected BaseResult execute() {
051        var commentControl = Session.getModelController(CommentControl.class);
052        var commentName = form.getCommentName();
053        var comment = commentControl.getCommentByName(commentName);
054        
055        if(comment != null) {
056            var commentUsageTypeName = form.getCommentUsageTypeName();
057            var commentUsageType = commentControl.getCommentUsageTypeByName(comment.getLastDetail().getCommentType(), commentUsageTypeName);
058            
059            if(commentUsageType != null) {
060                var commentUsage = commentControl.getCommentUsageForUpdate(comment, commentUsageType);
061                
062                if(commentUsage != null) {
063                    commentControl.deleteCommentUsage(commentUsage, getPartyPK());
064                } else {
065                    addExecutionError(ExecutionErrors.UnknownCommentUsage.name());
066                }
067            } else {
068                addExecutionError(ExecutionErrors.UnknownCommentUsageTypeName.name(), commentUsageTypeName);
069            }
070        } else {
071            addExecutionError(ExecutionErrors.UnknownCommentName.name(), commentName);
072        }
073        
074        return null;
075    }
076    
077}