001// --------------------------------------------------------------------------------
002// Copyright 2002-2025 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.selector.server.logic;
018
019import com.echothree.control.user.selector.common.spec.SelectorKindUniversalSpec;
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.selector.common.exception.DuplicateSelectorKindNameException;
025import com.echothree.model.control.selector.common.exception.UnknownDefaultSelectorKindException;
026import com.echothree.model.control.selector.common.exception.UnknownSelectorKindNameException;
027import com.echothree.model.control.selector.server.control.SelectorControl;
028import com.echothree.model.data.party.server.entity.Language;
029import com.echothree.model.data.selector.server.entity.SelectorKind;
030import com.echothree.util.common.message.ExecutionErrors;
031import com.echothree.util.common.persistence.BasePK;
032import com.echothree.util.server.control.BaseLogic;
033import com.echothree.util.server.message.ExecutionErrorAccumulator;
034import com.echothree.util.server.persistence.EntityPermission;
035import com.echothree.util.server.persistence.Session;
036import javax.enterprise.context.ApplicationScoped;
037import javax.enterprise.inject.spi.CDI;
038
039@ApplicationScoped
040public class SelectorKindLogic
041        extends BaseLogic {
042
043    protected SelectorKindLogic() {
044        super();
045    }
046
047    public static SelectorKindLogic getInstance() {
048        return CDI.current().select(SelectorKindLogic.class).get();
049    }
050
051    public SelectorKind createSelectorKind(final ExecutionErrorAccumulator eea, final String selectorKindName,
052            final Boolean isDefault, final Integer sortOrder, final Language language, final String description,
053            final BasePK createdBy) {
054        var selectorControl = Session.getModelController(SelectorControl.class);
055        var selectorKind = selectorControl.getSelectorKindByName(selectorKindName);
056
057        if(selectorKind == null) {
058            selectorKind = selectorControl.createSelectorKind(selectorKindName, isDefault, sortOrder, createdBy);
059
060            if(description != null) {
061                selectorControl.createSelectorKindDescription(selectorKind, language, description, createdBy);
062            }
063        } else {
064            handleExecutionError(DuplicateSelectorKindNameException.class, eea, ExecutionErrors.DuplicateSelectorKindName.name(), selectorKindName);
065        }
066
067        return selectorKind;
068    }
069
070    public SelectorKind getSelectorKindByName(final ExecutionErrorAccumulator eea, final String selectorKindName,
071            final EntityPermission entityPermission) {
072        var selectorControl = Session.getModelController(SelectorControl.class);
073        var selectorKind = selectorControl.getSelectorKindByName(selectorKindName, entityPermission);
074
075        if(selectorKind == null) {
076            handleExecutionError(UnknownSelectorKindNameException.class, eea, ExecutionErrors.UnknownSelectorKindName.name(), selectorKindName);
077        }
078
079        return selectorKind;
080    }
081
082    public SelectorKind getSelectorKindByName(final ExecutionErrorAccumulator eea, final String selectorKindName) {
083        return getSelectorKindByName(eea, selectorKindName, EntityPermission.READ_ONLY);
084    }
085
086    public SelectorKind getSelectorKindByNameForUpdate(final ExecutionErrorAccumulator eea, final String selectorKindName) {
087        return getSelectorKindByName(eea, selectorKindName, EntityPermission.READ_WRITE);
088    }
089
090    public SelectorKind getSelectorKindByUniversalSpec(final ExecutionErrorAccumulator eea,
091            final SelectorKindUniversalSpec universalSpec, boolean allowDefault, final EntityPermission entityPermission) {
092        SelectorKind selectorKind = null;
093        var selectorControl = Session.getModelController(SelectorControl.class);
094        var selectorKindName = universalSpec.getSelectorKindName();
095        var parameterCount = (selectorKindName == null ? 0 : 1) + EntityInstanceLogic.getInstance().countPossibleEntitySpecs(universalSpec);
096
097        switch(parameterCount) {
098            case 0 -> {
099                if(allowDefault) {
100                    selectorKind = selectorControl.getDefaultSelectorKind(entityPermission);
101
102                    if(selectorKind == null) {
103                        handleExecutionError(UnknownDefaultSelectorKindException.class, eea, ExecutionErrors.UnknownDefaultSelectorKind.name());
104                    }
105                } else {
106                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
107                }
108            }
109            case 1 -> {
110                if(selectorKindName == null) {
111                    var entityInstance = EntityInstanceLogic.getInstance().getEntityInstance(eea, universalSpec,
112                            ComponentVendors.ECHO_THREE.name(), EntityTypes.SelectorKind.name());
113
114                    if(!eea.hasExecutionErrors()) {
115                        selectorKind = selectorControl.getSelectorKindByEntityInstance(entityInstance, entityPermission);
116                    }
117                } else {
118                    selectorKind = getSelectorKindByName(eea, selectorKindName, entityPermission);
119                }
120            }
121            default ->
122                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
123        }
124
125        return selectorKind;
126    }
127
128    public SelectorKind getSelectorKindByUniversalSpec(final ExecutionErrorAccumulator eea,
129            final SelectorKindUniversalSpec universalSpec, boolean allowDefault) {
130        return getSelectorKindByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_ONLY);
131    }
132
133    public SelectorKind getSelectorKindByUniversalSpecForUpdate(final ExecutionErrorAccumulator eea,
134            final SelectorKindUniversalSpec universalSpec, boolean allowDefault) {
135        return getSelectorKindByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_WRITE);
136    }
137
138    public void deleteSelectorKind(final ExecutionErrorAccumulator eea, final SelectorKind selectorKind,
139            final BasePK deletedBy) {
140        var selectorControl = Session.getModelController(SelectorControl.class);
141
142        selectorControl.deleteSelectorKind(selectorKind, deletedBy);
143    }
144
145}