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.accounting.server.logic;
018
019import com.echothree.control.user.accounting.common.spec.TransactionGroupUniversalSpec;
020import com.echothree.model.control.accounting.common.exception.UnknownTransactionGroupNameException;
021import com.echothree.model.control.accounting.server.control.AccountingControl;
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.accounting.server.entity.TransactionGroup;
027import com.echothree.util.common.message.ExecutionErrors;
028import com.echothree.util.server.control.BaseLogic;
029import com.echothree.util.server.message.ExecutionErrorAccumulator;
030import com.echothree.util.server.persistence.EntityPermission;
031import com.echothree.util.server.persistence.Session;
032import javax.enterprise.context.ApplicationScoped;
033import javax.enterprise.inject.spi.CDI;
034
035@ApplicationScoped
036public class TransactionGroupLogic
037        extends BaseLogic {
038
039    protected TransactionGroupLogic() {
040        super();
041    }
042
043    public static TransactionGroupLogic getInstance() {
044        return CDI.current().select(TransactionGroupLogic.class).get();
045    }
046
047    public TransactionGroup getTransactionGroupByName(final ExecutionErrorAccumulator eea, final String transactionGroupName,
048            final EntityPermission entityPermission) {
049        var accountingControl = Session.getModelController(AccountingControl.class);
050        var transactionGroup = accountingControl.getTransactionGroupByName(transactionGroupName, entityPermission);
051
052        if(transactionGroup == null) {
053            handleExecutionError(UnknownTransactionGroupNameException.class, eea, ExecutionErrors.UnknownTransactionGroupName.name(), transactionGroupName);
054        }
055
056        return transactionGroup;
057    }
058
059    public TransactionGroup getTransactionGroupByName(final ExecutionErrorAccumulator eea, final String transactionGroupName) {
060        return getTransactionGroupByName(eea, transactionGroupName, EntityPermission.READ_ONLY);
061    }
062
063    public TransactionGroup getTransactionGroupByNameForUpdate(final ExecutionErrorAccumulator eea, final String transactionGroupName) {
064        return getTransactionGroupByName(eea, transactionGroupName, EntityPermission.READ_WRITE);
065    }
066
067    public TransactionGroup getTransactionGroupByUniversalSpec(final ExecutionErrorAccumulator eea,
068            final TransactionGroupUniversalSpec universalSpec, final EntityPermission entityPermission) {
069        TransactionGroup transactionGroup = null;
070        var accountingControl = Session.getModelController(AccountingControl.class);
071        var transactionGroupName = universalSpec.getTransactionGroupName();
072        var parameterCount = (transactionGroupName == null ? 0 : 1) + EntityInstanceLogic.getInstance().countPossibleEntitySpecs(universalSpec);
073
074        if(parameterCount == 1) {
075            if(transactionGroupName == null) {
076                var entityInstance = EntityInstanceLogic.getInstance().getEntityInstance(eea, universalSpec,
077                        ComponentVendors.ECHO_THREE.name(), EntityTypes.TransactionGroup.name());
078
079                if(!eea.hasExecutionErrors()) {
080                    transactionGroup = accountingControl.getTransactionGroupByEntityInstance(entityInstance, entityPermission);
081                }
082            } else {
083                transactionGroup = getTransactionGroupByName(eea, transactionGroupName, entityPermission);
084            }
085        } else {
086            handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
087        }
088
089        return transactionGroup;
090    }
091
092    public TransactionGroup getTransactionGroupByUniversalSpec(final ExecutionErrorAccumulator eea,
093            final TransactionGroupUniversalSpec universalSpec) {
094        return getTransactionGroupByUniversalSpec(eea, universalSpec, EntityPermission.READ_ONLY);
095    }
096
097    public TransactionGroup getTransactionGroupByUniversalSpecForUpdate(final ExecutionErrorAccumulator eea,
098            final TransactionGroupUniversalSpec universalSpec) {
099        return getTransactionGroupByUniversalSpec(eea, universalSpec, EntityPermission.READ_WRITE);
100    }
101
102}