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.training.server.command;
018
019import com.echothree.control.user.training.common.form.DeleteTrainingClassAnswerForm;
020import com.echothree.model.control.party.common.PartyTypes;
021import com.echothree.model.control.security.common.SecurityRoleGroups;
022import com.echothree.model.control.security.common.SecurityRoles;
023import com.echothree.model.control.training.server.control.TrainingControl;
024import com.echothree.model.data.user.common.pk.UserVisitPK;
025import com.echothree.util.common.message.ExecutionErrors;
026import com.echothree.util.common.validation.FieldDefinition;
027import com.echothree.util.common.validation.FieldType;
028import com.echothree.util.common.command.BaseResult;
029import com.echothree.util.server.control.BaseSimpleCommand;
030import com.echothree.util.server.control.CommandSecurityDefinition;
031import com.echothree.util.server.control.PartyTypeDefinition;
032import com.echothree.util.server.control.SecurityRoleDefinition;
033import java.util.List;
034import javax.enterprise.context.Dependent;
035import javax.inject.Inject;
036
037@Dependent
038public class DeleteTrainingClassAnswerCommand
039        extends BaseSimpleCommand<DeleteTrainingClassAnswerForm> {
040    
041    private final static CommandSecurityDefinition COMMAND_SECURITY_DEFINITION;
042    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
043    
044    static {
045        COMMAND_SECURITY_DEFINITION = new CommandSecurityDefinition(List.of(
046                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
047                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), List.of(
048                        new SecurityRoleDefinition(SecurityRoleGroups.TrainingClassAnswer.name(), SecurityRoles.Delete.name())
049                ))
050        ));
051
052        FORM_FIELD_DEFINITIONS = List.of(
053                new FieldDefinition("TrainingClassName", FieldType.ENTITY_NAME, true, null, null),
054                new FieldDefinition("TrainingClassSectionName", FieldType.ENTITY_NAME, true, null, null),
055                new FieldDefinition("TrainingClassQuestionName", FieldType.ENTITY_NAME, true, null, null),
056                new FieldDefinition("TrainingClassAnswerName", FieldType.ENTITY_NAME, true, null, null)
057        );
058    }
059
060    @Inject
061    TrainingControl trainingControl;
062
063    
064    /** Creates a new instance of DeleteTrainingClassAnswerCommand */
065    public DeleteTrainingClassAnswerCommand() {
066        super(COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, false);
067    }
068    
069    @Override
070    protected BaseResult execute() {
071        var trainingClassName = form.getTrainingClassName();
072        var trainingClass = trainingControl.getTrainingClassByName(trainingClassName);
073
074        if(trainingClass != null) {
075            var trainingClassSectionName = form.getTrainingClassSectionName();
076            var trainingClassSection = trainingControl.getTrainingClassSectionByName(trainingClass, trainingClassSectionName);
077
078            if(trainingClassSection != null) {
079                var trainingClassQuestionName = form.getTrainingClassQuestionName();
080                var trainingClassQuestion = trainingControl.getTrainingClassQuestionByName(trainingClassSection, trainingClassQuestionName);
081
082                if(trainingClassQuestion != null) {
083                    var trainingClassAnswerName = form.getTrainingClassAnswerName();
084                    var trainingClassAnswer = trainingControl.getTrainingClassAnswerByNameForUpdate(trainingClassQuestion, trainingClassAnswerName);
085
086                    if(trainingClassAnswer != null) {
087                        trainingControl.deleteTrainingClassAnswer(trainingClassAnswer, getPartyPK());
088                    } else {
089                        addExecutionError(ExecutionErrors.UnknownTrainingClassAnswerName.name(), trainingClassName, trainingClassSectionName,
090                                trainingClassQuestionName, trainingClassAnswerName);
091                    }
092                } else {
093                    addExecutionError(ExecutionErrors.UnknownTrainingClassQuestionName.name(), trainingClassName, trainingClassSectionName,
094                            trainingClassQuestionName);
095                }
096            } else {
097                addExecutionError(ExecutionErrors.UnknownTrainingClassSectionName.name(), trainingClassName, trainingClassSectionName);
098            }
099        } else {
100            addExecutionError(ExecutionErrors.UnknownTrainingClassName.name(), trainingClassName);
101        }
102        
103        return null;
104    }
105    
106}