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.contactlist.server.logic;
018
019import com.echothree.control.user.contactlist.common.spec.ContactListFrequencyUniversalSpec;
020import com.echothree.model.control.contactlist.common.exception.UnknownContactListFrequencyNameException;
021import com.echothree.model.control.contactlist.common.exception.UnknownDefaultContactListFrequencyException;
022import com.echothree.model.control.contactlist.server.control.ContactListControl;
023import com.echothree.model.control.core.common.ComponentVendors;
024import com.echothree.model.control.core.common.EntityTypes;
025import com.echothree.model.control.core.common.exception.InvalidParameterCountException;
026import com.echothree.model.control.core.server.logic.EntityInstanceLogic;
027import com.echothree.model.data.contactlist.server.entity.ContactListFrequency;
028import com.echothree.util.common.message.ExecutionErrors;
029import com.echothree.util.server.control.BaseLogic;
030import com.echothree.util.server.message.ExecutionErrorAccumulator;
031import com.echothree.util.server.persistence.EntityPermission;
032import javax.enterprise.context.ApplicationScoped;
033import javax.enterprise.inject.spi.CDI;
034import javax.inject.Inject;
035
036@ApplicationScoped
037public class ContactListFrequencyLogic
038    extends BaseLogic {
039
040    @Inject
041    ContactListControl contactListControl;
042
043    @Inject
044    EntityInstanceLogic entityInstanceLogic;
045
046    protected ContactListFrequencyLogic() {
047        super();
048    }
049
050    public static ContactListFrequencyLogic getInstance() {
051        return CDI.current().select(ContactListFrequencyLogic.class).get();
052    }
053
054    public ContactListFrequency getContactListFrequencyByName(final ExecutionErrorAccumulator eea, final String contactListFrequencyName,
055            final EntityPermission entityPermission) {
056        var contactListFrequency = contactListControl.getContactListFrequencyByName(contactListFrequencyName, entityPermission);
057
058        if(contactListFrequency == null) {
059            handleExecutionError(UnknownContactListFrequencyNameException.class, eea, ExecutionErrors.UnknownContactListFrequencyName.name(),
060                    contactListFrequencyName);
061        }
062
063        return contactListFrequency;
064    }
065
066    public ContactListFrequency getContactListFrequencyByName(final ExecutionErrorAccumulator eea, final String contactListFrequencyName) {
067        return getContactListFrequencyByName(eea, contactListFrequencyName, EntityPermission.READ_ONLY);
068    }
069
070    public ContactListFrequency getContactListFrequencyByNameForUpdate(final ExecutionErrorAccumulator eea, final String contactListFrequencyName) {
071        return getContactListFrequencyByName(eea, contactListFrequencyName, EntityPermission.READ_WRITE);
072    }
073
074    public ContactListFrequency getContactListFrequencyByUniversalSpec(final ExecutionErrorAccumulator eea,
075            final ContactListFrequencyUniversalSpec universalSpec, final boolean allowDefault, final EntityPermission entityPermission) {
076        ContactListFrequency contactListFrequency = null;
077        var contactListFrequencyName = universalSpec.getContactListFrequencyName();
078        var parameterCount = (contactListFrequencyName == null ? 0 : 1) + entityInstanceLogic.countPossibleEntitySpecs(universalSpec);
079
080        switch(parameterCount) {
081            case 0 -> {
082                if(allowDefault) {
083                    contactListFrequency = contactListControl.getDefaultContactListFrequency(entityPermission);
084
085                    if(contactListFrequency == null) {
086                        handleExecutionError(UnknownDefaultContactListFrequencyException.class, eea, ExecutionErrors.UnknownDefaultContactListFrequency.name());
087                    }
088                } else {
089                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
090                }
091            }
092            case 1 -> {
093                if(contactListFrequencyName == null) {
094                    var entityInstance = entityInstanceLogic.getEntityInstance(eea, universalSpec,
095                            ComponentVendors.ECHO_THREE.name(), EntityTypes.ContactListFrequency.name());
096
097                    if(eea == null || !eea.hasExecutionErrors()) {
098                        contactListFrequency = contactListControl.getContactListFrequencyByEntityInstance(entityInstance, entityPermission);
099                    }
100                } else {
101                    contactListFrequency = getContactListFrequencyByName(eea, contactListFrequencyName, entityPermission);
102                }
103            }
104            default ->
105                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
106        }
107
108        return contactListFrequency;
109    }
110
111    public ContactListFrequency getContactListFrequencyByUniversalSpec(final ExecutionErrorAccumulator eea,
112            final ContactListFrequencyUniversalSpec universalSpec, final boolean allowDefault) {
113        return getContactListFrequencyByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_ONLY);
114    }
115
116    public ContactListFrequency getContactListFrequencyByUniversalSpecForUpdate(final ExecutionErrorAccumulator eea,
117            final ContactListFrequencyUniversalSpec universalSpec, final boolean allowDefault) {
118        return getContactListFrequencyByUniversalSpec(eea, universalSpec, allowDefault, EntityPermission.READ_WRITE);
119    }
120    
121}