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.chain.server.logic;
018
019import com.echothree.control.user.chain.common.spec.ChainKindUniversalSpec;
020import com.echothree.model.control.chain.common.exception.CannotDeleteChainKindInUseException;
021import com.echothree.model.control.chain.common.exception.DuplicateChainKindNameException;
022import com.echothree.model.control.chain.common.exception.UnknownChainKindNameException;
023import com.echothree.model.control.chain.common.exception.UnknownDefaultChainKindException;
024import com.echothree.model.control.chain.server.control.ChainControl;
025import com.echothree.model.control.core.common.ComponentVendors;
026import com.echothree.model.control.core.common.EntityTypes;
027import com.echothree.model.control.core.common.exception.InvalidParameterCountException;
028import com.echothree.model.control.core.server.logic.EntityInstanceLogic;
029import com.echothree.model.data.chain.server.entity.ChainKind;
030import com.echothree.model.data.party.server.entity.Language;
031import com.echothree.util.common.message.ExecutionErrors;
032import com.echothree.util.common.persistence.BasePK;
033import com.echothree.util.server.control.BaseLogic;
034import com.echothree.util.server.message.ExecutionErrorAccumulator;
035import com.echothree.util.server.persistence.EntityPermission;
036import javax.enterprise.context.ApplicationScoped;
037import javax.inject.Inject;
038
039@ApplicationScoped
040public class ChainKindLogic
041        extends BaseLogic {
042
043    @Inject
044    ChainControl chainControl;
045
046    @Inject
047    EntityInstanceLogic entityInstanceLogic;
048
049    protected ChainKindLogic() {
050        super();
051    }
052
053    public ChainKind createChainKind(final ExecutionErrorAccumulator eea, final String chainKindName,
054            final Boolean isDefault, final Integer sortOrder, final Language language, final String description,
055            final BasePK createdBy) {
056        var chainKind = chainControl.getChainKindByName(chainKindName);
057
058        if(chainKind == null) {
059            chainKind = chainControl.createChainKind(chainKindName, isDefault, sortOrder, createdBy);
060
061            if(description != null) {
062                chainControl.createChainKindDescription(chainKind, language, description, createdBy);
063            }
064        } else {
065            handleExecutionError(DuplicateChainKindNameException.class, eea, ExecutionErrors.DuplicateChainKindName.name(), chainKindName);
066        }
067
068        return chainKind;
069    }
070
071    public ChainKind getChainKindByName(final ExecutionErrorAccumulator eea, final String chainKindName,
072            final EntityPermission entityPermission) {
073        var chainKind = chainControl.getChainKindByName(chainKindName, entityPermission);
074
075        if(chainKind == null) {
076            handleExecutionError(UnknownChainKindNameException.class, eea, ExecutionErrors.UnknownChainKindName.name(), chainKindName);
077        }
078
079        return chainKind;
080    }
081
082    public ChainKind getChainKindByName(final ExecutionErrorAccumulator eea, final String chainKindName) {
083        return getChainKindByName(eea, chainKindName, EntityPermission.READ_ONLY);
084    }
085
086    public ChainKind getChainKindByNameForUpdate(final ExecutionErrorAccumulator eea, final String chainKindName) {
087        return getChainKindByName(eea, chainKindName, EntityPermission.READ_WRITE);
088    }
089
090    public ChainKind getChainKindByUniversalSpec(final ExecutionErrorAccumulator eea,
091            final ChainKindUniversalSpec universalSpec, boolean allowDefault, final EntityPermission entityPermission) {
092        ChainKind chainKind = null;
093        var chainKindName = universalSpec.getChainKindName();
094        var parameterCount = (chainKindName == null ? 0 : 1) + entityInstanceLogic.countPossibleEntitySpecs(universalSpec);
095
096        switch(parameterCount) {
097            case 0 -> {
098                if(allowDefault) {
099                    chainKind = chainControl.getDefaultChainKind(entityPermission);
100
101                    if(chainKind == null) {
102                        handleExecutionError(UnknownDefaultChainKindException.class, eea, ExecutionErrors.UnknownDefaultChainKind.name());
103                    }
104                } else {
105                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
106                }
107            }
108            case 1 -> {
109                if(chainKindName == null) {
110                    var entityInstance = entityInstanceLogic.getEntityInstance(eea, universalSpec,
111                            ComponentVendors.ECHO_THREE.name(), EntityTypes.ChainKind.name());
112
113                    if(eea == null || !eea.hasExecutionErrors()) {
114                        chainKind = chainControl.getChainKindByEntityInstance(entityInstance, entityPermission);
115                    }
116                } else {
117                    chainKind = getChainKindByName(eea, chainKindName, entityPermission);
118                }
119            }
120            default ->
121                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
122        }
123
124        return chainKind;
125    }
126
127    public ChainKind getChainKindByUniversalSpec(final ExecutionErrorAccumulator eea,
128            final ChainKindUniversalSpec universalSpec, boolean allowDefault) {
129        return getChainKindByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_ONLY);
130    }
131
132    public ChainKind getChainKindByUniversalSpecForUpdate(final ExecutionErrorAccumulator eea,
133            final ChainKindUniversalSpec universalSpec, boolean allowDefault) {
134        return getChainKindByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_WRITE);
135    }
136
137    public void deleteChainKind(final ExecutionErrorAccumulator eea, final ChainKind chainKind,
138            final BasePK deletedBy) {
139        var chainTypeCount = chainControl.countChainTypesByChainKind(chainKind);
140
141        if(chainTypeCount == 0) {
142            chainControl.deleteChainKind(chainKind, deletedBy);
143        } else {
144            handleExecutionError(CannotDeleteChainKindInUseException.class, eea, ExecutionErrors.CannotDeleteChainKindInUse.name(),
145                    chainKind.getLastDetail().getChainKindName());
146        }
147    }
148
149}