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.GetItemUnitLimitForm;
020import com.echothree.control.user.item.common.result.ItemResultFactory;
021import com.echothree.model.control.inventory.server.logic.InventoryConditionLogic;
022import com.echothree.model.control.item.server.control.ItemControl;
023import com.echothree.model.control.item.server.logic.ItemLogic;
024import com.echothree.model.control.uom.server.logic.UnitOfMeasureTypeLogic;
025import com.echothree.util.common.command.BaseResult;
026import com.echothree.util.common.message.ExecutionErrors;
027import com.echothree.util.common.validation.FieldDefinition;
028import com.echothree.util.common.validation.FieldType;
029import com.echothree.util.server.control.BaseSimpleCommand;
030import java.util.List;
031import javax.enterprise.context.Dependent;
032import javax.inject.Inject;
033
034@Dependent
035public class GetItemUnitLimitCommand
036        extends BaseSimpleCommand<GetItemUnitLimitForm> {
037    
038    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
039    
040    static {
041        FORM_FIELD_DEFINITIONS = List.of(
042                new FieldDefinition("ItemName", FieldType.ENTITY_NAME, true, null, null),
043                new FieldDefinition("InventoryConditionName", FieldType.ENTITY_NAME, true, null, null),
044                new FieldDefinition("UnitOfMeasureTypeName", FieldType.PERCENT, true, null, null)
045        );
046    }
047    
048    @Inject
049    ItemControl itemControl;
050
051    @Inject
052    InventoryConditionLogic inventoryConditionLogic;
053
054    @Inject
055    ItemLogic itemLogic;
056
057    @Inject
058    UnitOfMeasureTypeLogic unitOfMeasureTypeLogic;
059    
060    /** Creates a new instance of GetItemUnitLimitCommand */
061    public GetItemUnitLimitCommand() {
062        super(null, FORM_FIELD_DEFINITIONS, false);
063    }
064    
065    @Override
066    protected BaseResult execute() {
067        var result = ItemResultFactory.getGetItemUnitLimitResult();
068        var itemName = form.getItemName();
069        var item = itemLogic.getItemByName(this, itemName);
070        
071        if(!hasExecutionErrors()) {
072            var inventoryConditionName = form.getInventoryConditionName();
073            var inventoryCondition = inventoryConditionLogic.getInventoryConditionByName(this, inventoryConditionName);
074            
075            if(!hasExecutionErrors()) {
076                var unitOfMeasureTypeName = form.getUnitOfMeasureTypeName();
077                var unitOfMeasureKind = item.getLastDetail().getUnitOfMeasureKind();
078                var unitOfMeasureType = unitOfMeasureTypeLogic.getUnitOfMeasureTypeByName(this, unitOfMeasureKind, unitOfMeasureTypeName);
079                
080                if(!hasExecutionErrors()) {
081                    var itemUnitLimit = itemControl.getItemUnitLimit(item, inventoryCondition, unitOfMeasureType);
082                    
083                    if(itemUnitLimit != null) {
084                        result.setItemUnitLimit(itemControl.getItemUnitLimitTransfer(getUserVisit(), itemUnitLimit));
085                    } else {
086                        addExecutionError(ExecutionErrors.UnknownItemUnitLimit.name(), itemName, inventoryConditionName, unitOfMeasureTypeName);
087                    }
088                }
089            }
090        }
091        
092        return result;
093    }
094    
095}