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.tax.server.command;
018
019import com.echothree.control.user.tax.common.form.GetItemTaxClassificationsForm;
020import com.echothree.control.user.tax.common.result.TaxResultFactory;
021import com.echothree.model.control.geo.server.control.GeoControl;
022import com.echothree.model.control.item.server.control.ItemControl;
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.control.tax.server.control.TaxControl;
027import com.echothree.model.data.user.common.pk.UserVisitPK;
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.common.command.BaseResult;
032import com.echothree.util.server.control.BaseSimpleCommand;
033import com.echothree.util.server.control.CommandSecurityDefinition;
034import com.echothree.util.server.control.PartyTypeDefinition;
035import com.echothree.util.server.control.SecurityRoleDefinition;
036import com.echothree.util.server.persistence.Session;
037import java.util.List;
038import javax.enterprise.context.Dependent;
039
040@Dependent
041public class GetItemTaxClassificationsCommand
042        extends BaseSimpleCommand<GetItemTaxClassificationsForm> {
043    
044    private final static CommandSecurityDefinition COMMAND_SECURITY_DEFINITION;
045    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
046    
047    static {
048        COMMAND_SECURITY_DEFINITION = new CommandSecurityDefinition(List.of(
049                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
050                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), List.of(
051                    new SecurityRoleDefinition(SecurityRoleGroups.ItemTaxClassification.name(), SecurityRoles.List.name())
052                    ))
053                ));
054
055        FORM_FIELD_DEFINITIONS = List.of(
056                new FieldDefinition("ItemName", FieldType.ENTITY_NAME, false, null, null),
057                new FieldDefinition("CountryName", FieldType.ENTITY_NAME, false, null, null)
058                );
059    }
060    
061    /** Creates a new instance of GetItemTaxClassificationsCommand */
062    public GetItemTaxClassificationsCommand() {
063        super(COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, true);
064    }
065    
066    @Override
067    protected BaseResult execute() {
068        var result = TaxResultFactory.getGetItemTaxClassificationsResult();
069        var itemName = form.getItemName();
070        var countryName = form.getCountryName();
071        var parameterCount = (itemName == null ? 0 : 1) + (countryName == null ? 0 : 1);
072
073        if(parameterCount == 1) {
074            var taxControl = Session.getModelController(TaxControl.class);
075
076            if(itemName != null) {
077                var itemControl = Session.getModelController(ItemControl.class);
078                var item = itemControl.getItemByName(itemName);
079
080                if(item != null) {
081                    result.setItem(itemControl.getItemTransfer(getUserVisit(), item));
082                    result.setItemTaxClassifications(taxControl.getItemTaxClassificationTransfersByItem(getUserVisit(), item));
083                } else {
084                    addExecutionError(ExecutionErrors.UnknownItemName.name(), itemName);
085                }
086            } else {
087                var geoControl = Session.getModelController(GeoControl.class);
088                var countryGeoCode = geoControl.getCountryByAlias(countryName);
089
090                if(countryGeoCode != null) {
091                    result.setCountry(geoControl.getCountryTransfer(getUserVisit(), countryGeoCode));
092                    result.setItemTaxClassifications(taxControl.getItemTaxClassificationTransfersByCountryGeoCode(getUserVisit(), countryGeoCode));
093                } else {
094                    addExecutionError(ExecutionErrors.UnknownCountryName.name(), countryName);
095                }
096            }
097        } else {
098            addExecutionError(ExecutionErrors.InvalidParameterCount.name());
099        }
100
101        return result;
102    }
103    
104}