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.offer.server.command;
018
019import com.echothree.control.user.offer.common.form.DeleteOfferItemForm;
020import com.echothree.model.control.item.server.logic.ItemLogic;
021import com.echothree.model.control.offer.server.logic.OfferItemLogic;
022import com.echothree.model.control.offer.server.logic.OfferLogic;
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.validation.FieldDefinition;
029import com.echothree.util.common.validation.FieldType;
030import com.echothree.util.server.control.BaseSimpleCommand;
031import com.echothree.util.server.control.CommandSecurityDefinition;
032import com.echothree.util.server.control.PartyTypeDefinition;
033import com.echothree.util.server.control.SecurityRoleDefinition;
034import java.util.List;
035import javax.enterprise.context.Dependent;
036import javax.inject.Inject;
037
038@Dependent
039public class DeleteOfferItemCommand
040        extends BaseSimpleCommand<DeleteOfferItemForm> {
041
042    private final static CommandSecurityDefinition COMMAND_SECURITY_DEFINITION;
043    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
044
045    static {
046        COMMAND_SECURITY_DEFINITION = new CommandSecurityDefinition(List.of(
047                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
048                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), List.of(
049                        new SecurityRoleDefinition(SecurityRoleGroups.OfferItem.name(), SecurityRoles.Delete.name())
050                ))
051        ));
052        
053        FORM_FIELD_DEFINITIONS = List.of(
054                new FieldDefinition("OfferName", FieldType.ENTITY_NAME, true, null, 20L),
055                new FieldDefinition("ItemName", FieldType.ENTITY_NAME, true, null, null)
056        );
057    }
058
059    @Inject
060    ItemLogic itemLogic;
061
062    @Inject
063    OfferItemLogic offerItemLogic;
064
065    @Inject
066    OfferLogic offerLogic;
067
068    
069    /** Creates a new instance of DeleteOfferItemCommand */
070    public DeleteOfferItemCommand() {
071        super(COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, false);
072    }
073    
074    @Override
075    protected BaseResult execute() {
076        var offer = offerLogic.getOfferByName(this, form.getOfferName());
077        var item = itemLogic.getItemByName(this, form.getItemName());
078
079        if(!hasExecutionErrors()) {
080            var offerItem = offerItemLogic.getOfferItemForUpdate(this, offer, item);
081
082            if(!hasExecutionErrors()) {
083                offerItemLogic.deleteOfferItem(this, offerItem, getPartyPK());
084            }
085        }
086
087        return null;
088    }
089    
090}