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.model.control.inventory.server.logic;
018
019import com.echothree.control.user.inventory.common.spec.LotUniversalSpec;
020import com.echothree.model.control.core.common.ComponentVendors;
021import com.echothree.model.control.core.common.EntityTypes;
022import com.echothree.model.control.core.common.exception.InvalidParameterCountException;
023import com.echothree.model.control.core.server.logic.EntityInstanceLogic;
024import com.echothree.model.control.inventory.common.exception.DuplicateLotIdentifierException;
025import com.echothree.model.control.inventory.common.exception.UnknownLotIdentifierException;
026import com.echothree.model.control.inventory.server.control.LotControl;
027import com.echothree.model.control.item.server.logic.ItemLogic;
028import com.echothree.model.control.sequence.common.SequenceTypes;
029import com.echothree.model.control.sequence.server.logic.SequenceGeneratorLogic;
030import com.echothree.model.data.inventory.server.entity.Lot;
031import com.echothree.model.data.item.server.entity.Item;
032import com.echothree.util.common.message.ExecutionErrors;
033import com.echothree.util.common.persistence.BasePK;
034import com.echothree.util.server.control.BaseLogic;
035import com.echothree.util.server.message.ExecutionErrorAccumulator;
036import com.echothree.util.server.persistence.EntityPermission;
037import javax.enterprise.context.ApplicationScoped;
038import javax.enterprise.inject.spi.CDI;
039import javax.inject.Inject;
040
041@ApplicationScoped
042public class LotLogic
043        extends BaseLogic {
044
045    @Inject
046    LotControl lotControl;
047
048    @Inject
049    EntityInstanceLogic entityInstanceLogic;
050
051    @Inject
052    ItemLogic itemLogic;
053
054    @Inject
055    SequenceGeneratorLogic sequenceGeneratorLogic;
056
057    protected LotLogic() {
058        super();
059    }
060
061    public static LotLogic getInstance() {
062        return CDI.current().select(LotLogic.class).get();
063    }
064
065    public Lot createLot(final ExecutionErrorAccumulator eea, final Item item, String lotIdentifier,
066            final BasePK createdBy) {
067        Lot lot = null;
068
069        if(lotIdentifier == null) {
070            lotIdentifier = sequenceGeneratorLogic.getNextSequenceValue(eea, SequenceTypes.LOT.name());
071        }
072
073        if(eea == null || !eea.hasExecutionErrors()) {
074            lot = lotControl.getLotByIdentifier(item, lotIdentifier);
075            if(lot == null) {
076                lot = lotControl.createLot(item, lotIdentifier, createdBy);
077            } else {
078                handleExecutionError(DuplicateLotIdentifierException.class, eea, ExecutionErrors.DuplicateLotIdentifier.name(),
079                        item.getLastDetail().getItemName(), lotIdentifier);
080            }
081        }
082
083        return lot;
084    }
085
086    public Lot getLotByIdentifier(final ExecutionErrorAccumulator eea, final Item item, final String lotIdentifier,
087            final EntityPermission entityPermission) {
088        var lot = lotControl.getLotByIdentifier(item, lotIdentifier, entityPermission);
089
090        if(lot == null) {
091            handleExecutionError(UnknownLotIdentifierException.class, eea, ExecutionErrors.UnknownLotIdentifier.name(),
092                    item.getLastDetail().getItemName(), lotIdentifier);
093        }
094
095        return lot;
096    }
097
098    public Lot getLotByIdentifier(final ExecutionErrorAccumulator eea, final Item item, final String lotIdentifier) {
099        return getLotByIdentifier(eea, item, lotIdentifier, EntityPermission.READ_ONLY);
100    }
101
102    public Lot getLotByIdentifierForUpdate(final ExecutionErrorAccumulator eea, final Item item, final String lotIdentifier) {
103        return getLotByIdentifier(eea, item, lotIdentifier, EntityPermission.READ_WRITE);
104    }
105
106    public Lot getLotByUniversalSpec(final ExecutionErrorAccumulator eea, final LotUniversalSpec universalSpec,
107            final EntityPermission entityPermission) {
108        Lot lot = null;
109        var itemName = universalSpec.getItemName();
110        var lotIdentifier = universalSpec.getLotIdentifier();
111        var parameterCount = (itemName != null && lotIdentifier != null ? 1 : 0)
112                + entityInstanceLogic.countPossibleEntitySpecs(universalSpec);
113
114        switch(parameterCount) {
115            case 1 -> {
116                if(lotIdentifier == null) {
117                    var entityInstance = entityInstanceLogic.getEntityInstance(eea, universalSpec,
118                            ComponentVendors.ECHO_THREE.name(), EntityTypes.Lot.name());
119
120                    if(eea == null || !eea.hasExecutionErrors()) {
121                        lot = lotControl.getLotByEntityInstance(entityInstance, entityPermission);
122                    }
123                } else {
124                    var item = itemLogic.getItemByName(eea, itemName);
125
126                    if(eea == null || !eea.hasExecutionErrors()) {
127                        lot = getLotByIdentifier(eea, item, lotIdentifier, entityPermission);
128                    }
129                }
130            }
131            default ->
132                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
133        }
134
135        return lot;
136    }
137
138    public Lot getLotByUniversalSpec(final ExecutionErrorAccumulator eea,
139            final LotUniversalSpec universalSpec) {
140        return getLotByUniversalSpec(eea, universalSpec, EntityPermission.READ_ONLY);
141    }
142
143    public Lot getLotByUniversalSpecForUpdate(final ExecutionErrorAccumulator eea,
144            final LotUniversalSpec universalSpec) {
145        return getLotByUniversalSpec(eea, universalSpec, EntityPermission.READ_WRITE);
146    }
147
148    public void deleteLot(final ExecutionErrorAccumulator eea, final Lot lot,
149            final BasePK deletedBy) {
150        lotControl.deleteLot(lot, deletedBy);
151    }
152
153}