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.item.server.command;
018
019import com.echothree.control.user.item.common.form.GetItemPackCheckRequirementForm;
020import com.echothree.control.user.item.common.result.ItemResultFactory;
021import com.echothree.model.control.item.server.control.ItemControl;
022import com.echothree.model.control.uom.server.control.UomControl;
023import com.echothree.model.data.user.common.pk.UserVisitPK;
024import com.echothree.util.common.message.ExecutionErrors;
025import com.echothree.util.common.validation.FieldDefinition;
026import com.echothree.util.common.validation.FieldType;
027import com.echothree.util.common.command.BaseResult;
028import com.echothree.util.server.control.BaseSimpleCommand;
029import com.echothree.util.server.persistence.Session;
030import java.util.List;
031import javax.enterprise.context.Dependent;
032
033@Dependent
034public class GetItemPackCheckRequirementCommand
035        extends BaseSimpleCommand<GetItemPackCheckRequirementForm> {
036    
037    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
038    
039    static {
040        FORM_FIELD_DEFINITIONS = List.of(
041                new FieldDefinition("ItemName", FieldType.ENTITY_NAME, true, null, null),
042                new FieldDefinition("UnitOfMeasureTypeName", FieldType.ENTITY_NAME, true, null, null)
043                );
044    }
045    
046    /** Creates a new instance of GetItemPackCheckRequirementCommand */
047    public GetItemPackCheckRequirementCommand() {
048        super(null, FORM_FIELD_DEFINITIONS, true);
049    }
050    
051    @Override
052    protected BaseResult execute() {
053        var itemControl = Session.getModelController(ItemControl.class);
054        var result = ItemResultFactory.getGetItemPackCheckRequirementResult();
055        var itemName = form.getItemName();
056        var item = itemControl.getItemByName(itemName);
057
058        if(item != null) {
059            var uomControl = Session.getModelController(UomControl.class);
060            var unitOfMeasureTypeName = form.getUnitOfMeasureTypeName();
061            var unitOfMeasureType = uomControl.getUnitOfMeasureTypeByName(item.getLastDetail().getUnitOfMeasureKind(), unitOfMeasureTypeName);
062
063            if(unitOfMeasureType != null) {
064                var itemPackCheckRequirement = itemControl.getItemPackCheckRequirement(item, unitOfMeasureType);
065
066                if(itemPackCheckRequirement != null) {
067                    result.setItemPackCheckRequirement(itemControl.getItemPackCheckRequirementTransfer(getUserVisit(), itemPackCheckRequirement));
068                } else {
069                    addExecutionError(ExecutionErrors.UnknownItemPackCheckRequirement.name(), itemName, unitOfMeasureTypeName);
070                }
071            } else {
072                addExecutionError(ExecutionErrors.UnknownUnitOfMeasureTypeName.name(), unitOfMeasureTypeName);
073            }
074        } else {
075            addExecutionError(ExecutionErrors.UnknownItemName.name(), itemName);
076        }
077        
078        return result;
079    }
080    
081}