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.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.training.server.entity.TrainingClass;
025import com.echothree.model.data.training.server.entity.TrainingClassAnswer;
026import com.echothree.model.data.training.server.entity.TrainingClassQuestion;
027import com.echothree.model.data.training.server.entity.TrainingClassSection;
028import com.echothree.model.data.user.common.pk.UserVisitPK;
029import com.echothree.util.common.message.ExecutionErrors;
030import com.echothree.util.common.validation.FieldDefinition;
031import com.echothree.util.common.validation.FieldType;
032import com.echothree.util.common.command.BaseResult;
033import com.echothree.util.server.control.BaseSimpleCommand;
034import com.echothree.util.server.control.CommandSecurityDefinition;
035import com.echothree.util.server.control.PartyTypeDefinition;
036import com.echothree.util.server.control.SecurityRoleDefinition;
037import com.echothree.util.server.persistence.Session;
038import java.util.Arrays;
039import java.util.Collections;
040import java.util.List;
041
042public class DeleteTrainingClassAnswerCommand
043        extends BaseSimpleCommand<DeleteTrainingClassAnswerForm> {
044    
045    private final static CommandSecurityDefinition COMMAND_SECURITY_DEFINITION;
046    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
047    
048    static {
049        COMMAND_SECURITY_DEFINITION = new CommandSecurityDefinition(Collections.unmodifiableList(Arrays.asList(
050                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
051                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), Collections.unmodifiableList(Arrays.asList(
052                        new SecurityRoleDefinition(SecurityRoleGroups.TrainingClassAnswer.name(), SecurityRoles.Delete.name())
053                        )))
054                )));
055
056        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
057                new FieldDefinition("TrainingClassName", FieldType.ENTITY_NAME, true, null, null),
058                new FieldDefinition("TrainingClassSectionName", FieldType.ENTITY_NAME, true, null, null),
059                new FieldDefinition("TrainingClassQuestionName", FieldType.ENTITY_NAME, true, null, null),
060                new FieldDefinition("TrainingClassAnswerName", FieldType.ENTITY_NAME, true, null, null)
061                ));
062    }
063    
064    /** Creates a new instance of DeleteTrainingClassAnswerCommand */
065    public DeleteTrainingClassAnswerCommand(UserVisitPK userVisitPK, DeleteTrainingClassAnswerForm form) {
066        super(userVisitPK, form, COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, false);
067    }
068    
069    @Override
070    protected BaseResult execute() {
071        var trainingControl = Session.getModelController(TrainingControl.class);
072        String trainingClassName = form.getTrainingClassName();
073        TrainingClass trainingClass = trainingControl.getTrainingClassByName(trainingClassName);
074
075        if(trainingClass != null) {
076            String trainingClassSectionName = form.getTrainingClassSectionName();
077            TrainingClassSection trainingClassSection = trainingControl.getTrainingClassSectionByName(trainingClass, trainingClassSectionName);
078
079            if(trainingClassSection != null) {
080                String trainingClassQuestionName = form.getTrainingClassQuestionName();
081                TrainingClassQuestion trainingClassQuestion = trainingControl.getTrainingClassQuestionByName(trainingClassSection, trainingClassQuestionName);
082
083                if(trainingClassQuestion != null) {
084                    String trainingClassAnswerName = form.getTrainingClassAnswerName();
085                    TrainingClassAnswer trainingClassAnswer = trainingControl.getTrainingClassAnswerByNameForUpdate(trainingClassQuestion, trainingClassAnswerName);
086
087                    if(trainingClassAnswer != null) {
088                        trainingControl.deleteTrainingClassAnswer(trainingClassAnswer, getPartyPK());
089                    } else {
090                        addExecutionError(ExecutionErrors.UnknownTrainingClassAnswerName.name(), trainingClassName, trainingClassSectionName,
091                                trainingClassQuestionName, trainingClassAnswerName);
092                    }
093                } else {
094                    addExecutionError(ExecutionErrors.UnknownTrainingClassQuestionName.name(), trainingClassName, trainingClassSectionName,
095                            trainingClassQuestionName);
096                }
097            } else {
098                addExecutionError(ExecutionErrors.UnknownTrainingClassSectionName.name(), trainingClassName, trainingClassSectionName);
099            }
100        } else {
101            addExecutionError(ExecutionErrors.UnknownTrainingClassName.name(), trainingClassName);
102        }
103        
104        return null;
105    }
106    
107}