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.cancellationpolicy.server.logic;
018
019import com.echothree.control.user.cancellationpolicy.common.spec.CancellationKindUniversalSpec;
020import com.echothree.model.control.cancellationpolicy.common.exception.DuplicateCancellationKindNameException;
021import com.echothree.model.control.cancellationpolicy.common.exception.UnknownCancellationKindNameException;
022import com.echothree.model.control.cancellationpolicy.common.exception.UnknownDefaultCancellationKindException;
023import com.echothree.model.control.cancellationpolicy.server.control.CancellationPolicyControl;
024import com.echothree.model.control.core.common.ComponentVendors;
025import com.echothree.model.control.core.common.EntityTypes;
026import com.echothree.model.control.core.common.exception.InvalidParameterCountException;
027import com.echothree.model.control.core.server.logic.EntityInstanceLogic;
028import com.echothree.model.data.cancellationpolicy.server.entity.CancellationKind;
029import com.echothree.model.data.party.server.entity.Language;
030import com.echothree.model.data.sequence.server.entity.SequenceType;
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.enterprise.inject.spi.CDI;
038import javax.inject.Inject;
039
040@ApplicationScoped
041public class CancellationKindLogic
042        extends BaseLogic {
043
044    @Inject
045    CancellationPolicyControl cancellationPolicyControl;
046
047    @Inject
048    EntityInstanceLogic entityInstanceLogic;
049
050    protected CancellationKindLogic() {
051        super();
052    }
053
054    public static CancellationKindLogic getInstance() {
055        return CDI.current().select(CancellationKindLogic.class).get();
056    }
057
058    public CancellationKind createCancellationKind(final ExecutionErrorAccumulator eea, final String cancellationKindName,
059            final SequenceType cancellationSequenceType, final Boolean isDefault, final Integer sortOrder, final Language language,
060            final String description, final BasePK createdBy) {
061        var cancellationControl = cancellationPolicyControl;
062        var cancellationKind = cancellationControl.getCancellationKindByName(cancellationKindName);
063
064        if(cancellationKind == null) {
065            cancellationKind = cancellationControl.createCancellationKind(cancellationKindName, cancellationSequenceType,
066                    isDefault, sortOrder, createdBy);
067
068            if(description != null) {
069                cancellationControl.createCancellationKindDescription(cancellationKind, language, description, createdBy);
070            }
071        } else {
072            handleExecutionError(DuplicateCancellationKindNameException.class, eea, ExecutionErrors.DuplicateCancellationKindName.name(), cancellationKindName);
073        }
074
075        return cancellationKind;
076    }
077
078    public CancellationKind getCancellationKindByName(final ExecutionErrorAccumulator eea, final String cancellationKindName,
079            final EntityPermission entityPermission) {
080        var cancellationControl = cancellationPolicyControl;
081        var cancellationKind = cancellationControl.getCancellationKindByName(cancellationKindName, entityPermission);
082
083        if(cancellationKind == null) {
084            handleExecutionError(UnknownCancellationKindNameException.class, eea, ExecutionErrors.UnknownCancellationKindName.name(), cancellationKindName);
085        }
086
087        return cancellationKind;
088    }
089
090    public CancellationKind getCancellationKindByName(final ExecutionErrorAccumulator eea, final String cancellationKindName) {
091        return getCancellationKindByName(eea, cancellationKindName, EntityPermission.READ_ONLY);
092    }
093
094    public CancellationKind getCancellationKindByNameForUpdate(final ExecutionErrorAccumulator eea, final String cancellationKindName) {
095        return getCancellationKindByName(eea, cancellationKindName, EntityPermission.READ_WRITE);
096    }
097
098    public CancellationKind getCancellationKindByUniversalSpec(final ExecutionErrorAccumulator eea,
099            final CancellationKindUniversalSpec universalSpec, boolean allowDefault, final EntityPermission entityPermission) {
100        CancellationKind cancellationKind = null;
101        var cancellationControl = cancellationPolicyControl;
102        var cancellationKindName = universalSpec.getCancellationKindName();
103        var parameterCount = (cancellationKindName == null ? 0 : 1) + entityInstanceLogic.countPossibleEntitySpecs(universalSpec);
104
105        switch(parameterCount) {
106            case 0 -> {
107                if(allowDefault) {
108                    cancellationKind = cancellationControl.getDefaultCancellationKind(entityPermission);
109
110                    if(cancellationKind == null) {
111                        handleExecutionError(UnknownDefaultCancellationKindException.class, eea, ExecutionErrors.UnknownDefaultCancellationKind.name());
112                    }
113                } else {
114                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
115                }
116            }
117            case 1 -> {
118                if(cancellationKindName == null) {
119                    var entityInstance = entityInstanceLogic.getEntityInstance(eea, universalSpec,
120                            ComponentVendors.ECHO_THREE.name(), EntityTypes.CancellationKind.name());
121
122                    if(eea == null || !eea.hasExecutionErrors()) {
123                        cancellationKind = cancellationControl.getCancellationKindByEntityInstance(entityInstance, entityPermission);
124                    }
125                } else {
126                    cancellationKind = getCancellationKindByName(eea, cancellationKindName, entityPermission);
127                }
128            }
129            default ->
130                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
131        }
132
133        return cancellationKind;
134    }
135
136    public CancellationKind getCancellationKindByUniversalSpec(final ExecutionErrorAccumulator eea,
137            final CancellationKindUniversalSpec universalSpec, boolean allowDefault) {
138        return getCancellationKindByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_ONLY);
139    }
140
141    public CancellationKind getCancellationKindByUniversalSpecForUpdate(final ExecutionErrorAccumulator eea,
142            final CancellationKindUniversalSpec universalSpec, boolean allowDefault) {
143        return getCancellationKindByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_WRITE);
144    }
145
146}