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.item.server.command;
018
019import com.echothree.control.user.item.common.form.GetItemPricesForm;
020import com.echothree.control.user.item.common.result.ItemResultFactory;
021import com.echothree.model.control.item.server.control.ItemControl;
022import com.echothree.model.control.item.server.logic.ItemLogic;
023import com.echothree.model.data.item.server.entity.Item;
024import com.echothree.model.data.item.server.entity.ItemPrice;
025import com.echothree.model.data.item.server.factory.ItemPriceFactory;
026import com.echothree.model.data.user.common.pk.UserVisitPK;
027import com.echothree.util.common.command.BaseResult;
028import com.echothree.util.common.validation.FieldDefinition;
029import com.echothree.util.common.validation.FieldType;
030import com.echothree.util.server.control.BaseMultipleEntitiesCommand;
031import com.echothree.util.server.persistence.Session;
032import java.util.Arrays;
033import java.util.Collection;
034import java.util.Collections;
035import java.util.List;
036
037public class GetItemPricesCommand
038        extends BaseMultipleEntitiesCommand<ItemPrice, GetItemPricesForm> {
039
040    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
041    
042    static {
043        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
044                new FieldDefinition("ItemName", FieldType.ENTITY_NAME, true, null, null)
045                ));
046    }
047    
048    /** Creates a new instance of GetItemPricesCommand */
049    public GetItemPricesCommand(UserVisitPK userVisitPK, GetItemPricesForm form) {
050        super(userVisitPK, form, null, FORM_FIELD_DEFINITIONS, true);
051    }
052
053    Item item;
054
055    @Override
056    protected Collection<ItemPrice> getEntities() {
057        var itemControl = Session.getModelController(ItemControl.class);
058        Collection<ItemPrice> itemPrices = null;
059
060        item = ItemLogic.getInstance().getItemByName(this, form.getItemName());
061
062        if(!hasExecutionErrors()) {
063            itemPrices = itemControl.getItemPricesByItem(item);
064        }
065
066        return itemPrices;
067    }
068
069    @Override
070    protected BaseResult getResult(Collection<ItemPrice> entities) {
071        var result = ItemResultFactory.getGetItemPricesResult();
072
073        if(entities != null) {
074            var itemControl = Session.getModelController(ItemControl.class);
075            var userVisit = getUserVisit();
076
077            if(session.hasLimit(ItemPriceFactory.class)) {
078                result.setItemPriceCount(itemControl.countItemPricesByItem(item));
079            }
080
081            result.setItem(itemControl.getItemTransfer(userVisit, item));
082            result.setItemPrices(itemControl.getItemPriceTransfers(userVisit, entities));
083        }
084
085        return result;
086    }
087
088}