001// --------------------------------------------------------------------------------
002// Copyright 2002-2025 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 com.echothree.util.server.persistence.Session;
034import java.util.Arrays;
035import java.util.Collections;
036import java.util.List;
037import javax.enterprise.context.RequestScoped;
038
039@RequestScoped
040public class DeleteTrainingClassAnswerCommand
041        extends BaseSimpleCommand<DeleteTrainingClassAnswerForm> {
042    
043    private final static CommandSecurityDefinition COMMAND_SECURITY_DEFINITION;
044    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
045    
046    static {
047        COMMAND_SECURITY_DEFINITION = new CommandSecurityDefinition(Collections.unmodifiableList(Arrays.asList(
048                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
049                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), Collections.unmodifiableList(Arrays.asList(
050                        new SecurityRoleDefinition(SecurityRoleGroups.TrainingClassAnswer.name(), SecurityRoles.Delete.name())
051                        )))
052                )));
053
054        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
055                new FieldDefinition("TrainingClassName", FieldType.ENTITY_NAME, true, null, null),
056                new FieldDefinition("TrainingClassSectionName", FieldType.ENTITY_NAME, true, null, null),
057                new FieldDefinition("TrainingClassQuestionName", FieldType.ENTITY_NAME, true, null, null),
058                new FieldDefinition("TrainingClassAnswerName", FieldType.ENTITY_NAME, true, null, null)
059                ));
060    }
061    
062    /** Creates a new instance of DeleteTrainingClassAnswerCommand */
063    public DeleteTrainingClassAnswerCommand() {
064        super(COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, false);
065    }
066    
067    @Override
068    protected BaseResult execute() {
069        var trainingControl = Session.getModelController(TrainingControl.class);
070        var trainingClassName = form.getTrainingClassName();
071        var trainingClass = trainingControl.getTrainingClassByName(trainingClassName);
072
073        if(trainingClass != null) {
074            var trainingClassSectionName = form.getTrainingClassSectionName();
075            var trainingClassSection = trainingControl.getTrainingClassSectionByName(trainingClass, trainingClassSectionName);
076
077            if(trainingClassSection != null) {
078                var trainingClassQuestionName = form.getTrainingClassQuestionName();
079                var trainingClassQuestion = trainingControl.getTrainingClassQuestionByName(trainingClassSection, trainingClassQuestionName);
080
081                if(trainingClassQuestion != null) {
082                    var trainingClassAnswerName = form.getTrainingClassAnswerName();
083                    var trainingClassAnswer = trainingControl.getTrainingClassAnswerByNameForUpdate(trainingClassQuestion, trainingClassAnswerName);
084
085                    if(trainingClassAnswer != null) {
086                        trainingControl.deleteTrainingClassAnswer(trainingClassAnswer, getPartyPK());
087                    } else {
088                        addExecutionError(ExecutionErrors.UnknownTrainingClassAnswerName.name(), trainingClassName, trainingClassSectionName,
089                                trainingClassQuestionName, trainingClassAnswerName);
090                    }
091                } else {
092                    addExecutionError(ExecutionErrors.UnknownTrainingClassQuestionName.name(), trainingClassName, trainingClassSectionName,
093                            trainingClassQuestionName);
094                }
095            } else {
096                addExecutionError(ExecutionErrors.UnknownTrainingClassSectionName.name(), trainingClassName, trainingClassSectionName);
097            }
098        } else {
099            addExecutionError(ExecutionErrors.UnknownTrainingClassName.name(), trainingClassName);
100        }
101        
102        return null;
103    }
104    
105}