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.contact.server.logic;
018
019import com.echothree.control.user.contact.common.spec.ContactMechanismPurposeUniversalSpec;
020import com.echothree.model.control.contact.common.exception.UnknownContactMechanismPurposeNameException;
021import com.echothree.model.control.contact.server.control.ContactControl;
022import com.echothree.model.control.core.common.ComponentVendors;
023import com.echothree.model.control.core.common.EntityTypes;
024import com.echothree.model.control.core.common.exception.InvalidParameterCountException;
025import com.echothree.model.control.core.server.logic.EntityInstanceLogic;
026import com.echothree.model.data.contact.server.entity.ContactMechanismPurpose;
027import com.echothree.util.common.message.ExecutionErrors;
028import com.echothree.util.server.control.BaseLogic;
029import com.echothree.util.server.message.ExecutionErrorAccumulator;
030import javax.enterprise.context.ApplicationScoped;
031import javax.inject.Inject;
032
033@ApplicationScoped
034public class ContactMechanismPurposeLogic
035    extends BaseLogic {
036
037    @Inject
038    ContactControl contactControl;
039
040    @Inject
041    EntityInstanceLogic entityInstanceLogic;
042
043    protected ContactMechanismPurposeLogic() {
044        super();
045    }
046
047    public ContactMechanismPurpose getContactMechanismPurposeByName(final ExecutionErrorAccumulator eea, final String contactMechanismPurposeName) {
048        var contactMechanismPurpose = contactControl.getContactMechanismPurposeByName(contactMechanismPurposeName);
049
050        if(contactMechanismPurpose == null) {
051            handleExecutionError(UnknownContactMechanismPurposeNameException.class, eea, ExecutionErrors.UnknownContactMechanismPurposeName.name(), contactMechanismPurposeName);
052        }
053
054        return contactMechanismPurpose;
055    }
056
057    public ContactMechanismPurpose getContactMechanismPurposeByUniversalSpec(final ExecutionErrorAccumulator eea,
058            final ContactMechanismPurposeUniversalSpec universalSpec) {
059        ContactMechanismPurpose contactMechanismPurpose = null;
060        var contactMechanismPurposeName = universalSpec.getContactMechanismPurposeName();
061        var parameterCount = (contactMechanismPurposeName == null ? 0 : 1) + entityInstanceLogic.countPossibleEntitySpecs(universalSpec);
062
063        switch(parameterCount) {
064            case 1 -> {
065                if(contactMechanismPurposeName == null) {
066                    var entityInstance = entityInstanceLogic.getEntityInstance(eea, universalSpec,
067                            ComponentVendors.ECHO_THREE.name(), EntityTypes.ContactMechanismPurpose.name());
068
069                    if(eea == null || !eea.hasExecutionErrors()) {
070                        contactMechanismPurpose = contactControl.getContactMechanismPurposeByEntityInstance(entityInstance);
071                    }
072                } else {
073                    contactMechanismPurpose = getContactMechanismPurposeByName(eea, contactMechanismPurposeName);
074                }
075            }
076            default ->
077                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
078        }
079
080        return contactMechanismPurpose;
081    }
082
083}