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.core.server.command;
018
019import com.echothree.control.user.core.common.form.DeleteEntityAliasForm;
020import com.echothree.model.control.core.server.control.EntityAliasControl;
021import com.echothree.model.control.core.server.logic.EntityAliasTypeLogic;
022import com.echothree.model.control.core.server.logic.EntityInstanceLogic;
023import com.echothree.model.control.party.common.PartyTypes;
024import com.echothree.model.control.security.common.SecurityRoleGroups;
025import com.echothree.model.control.security.common.SecurityRoles;
026import com.echothree.model.data.user.common.pk.UserVisitPK;
027import com.echothree.util.common.command.BaseResult;
028import com.echothree.util.common.message.ExecutionErrors;
029import com.echothree.util.common.validation.FieldDefinition;
030import com.echothree.util.common.validation.FieldType;
031import com.echothree.util.server.control.BaseSimpleCommand;
032import com.echothree.util.server.control.CommandSecurityDefinition;
033import com.echothree.util.server.control.PartyTypeDefinition;
034import com.echothree.util.server.control.SecurityRoleDefinition;
035import java.util.List;
036import javax.enterprise.context.Dependent;
037import javax.inject.Inject;
038
039@Dependent
040public class DeleteEntityAliasCommand
041        extends BaseSimpleCommand<DeleteEntityAliasForm> {
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(List.of(
048                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
049                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), List.of(
050                        new SecurityRoleDefinition(SecurityRoleGroups.EntityAlias.name(), SecurityRoles.Delete.name())
051                ))
052        ));
053
054        FORM_FIELD_DEFINITIONS = List.of(
055                new FieldDefinition("EntityRef", FieldType.ENTITY_REF, false, null, null),
056                new FieldDefinition("Uuid", FieldType.UUID, false, null, null),
057                new FieldDefinition("EntityAliasTypeName", FieldType.ENTITY_NAME, false, null, null),
058                new FieldDefinition("EntityAliasTypeUuid", FieldType.UUID, false, null, null)
059        );
060    }
061
062    @Inject
063    EntityAliasControl entityAliasControl;
064
065    @Inject
066    EntityAliasTypeLogic entityAliasTypeLogic;
067
068    @Inject
069    EntityInstanceLogic entityInstanceLogic;
070
071    /** Creates a new instance of DeleteEntityAliasCommand */
072    public DeleteEntityAliasCommand() {
073        super(COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, false);
074    }
075    
076    @Override
077    protected BaseResult execute() {
078        var parameterCount = entityInstanceLogic.countPossibleEntitySpecs(form);
079
080        if(parameterCount == 1) {
081            var entityInstance = entityInstanceLogic.getEntityInstance(this, form);
082
083            if(!hasExecutionErrors()) {
084                var entityAliasTypeName = form.getEntityAliasTypeName();
085                var entityAliasTypeUuid = form.getEntityAliasTypeUuid();
086
087                parameterCount = (entityAliasTypeName == null ? 0 : 1) + (entityAliasTypeUuid == null ? 0 : 1);
088
089                if(parameterCount == 1) {
090                    var entityAliasType = entityAliasTypeName == null ?
091                            entityAliasTypeLogic.getEntityAliasTypeByUuid(this, entityAliasTypeUuid) :
092                            entityAliasTypeLogic.getEntityAliasTypeByName(this, entityInstance.getEntityType(), entityAliasTypeName);
093
094                    if(!hasExecutionErrors()) {
095                        if(entityInstance.getEntityType().equals(entityAliasType.getLastDetail().getEntityType())) {
096                            var entityAlias = entityAliasControl.getEntityAliasForUpdate(entityInstance, entityAliasType);
097
098                            if(entityAlias != null) {
099                                entityAliasControl.deleteEntityAlias(entityAlias, getPartyPK());
100                            } else {
101                                addExecutionError(ExecutionErrors.UnknownEntityAlias.name());
102                            }
103                        } else {
104                            addExecutionError(ExecutionErrors.MismatchedEntityType.name());
105                        }
106                    }
107                } else {
108                    addExecutionError(ExecutionErrors.InvalidParameterCount.name());
109                }
110            }
111        } else {
112            addExecutionError(ExecutionErrors.InvalidParameterCount.name());
113        }
114
115        return null;
116    }
117    
118}