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.party.server.logic;
018
019import com.echothree.control.user.core.common.spec.UniversalEntitySpec;
020import com.echothree.model.control.core.common.ComponentVendors;
021import com.echothree.model.control.core.common.EntityTypes;
022import com.echothree.model.control.core.common.exception.InvalidParameterCountException;
023import com.echothree.model.control.core.server.logic.EntityInstanceLogic;
024import com.echothree.model.control.party.common.PartyTypes;
025import com.echothree.model.control.party.common.exception.UnknownDivisionNameException;
026import com.echothree.model.control.party.common.exception.UnknownPartyNameException;
027import com.echothree.model.control.party.common.exception.UseOfDivisionNameRequiresCompanyNameException;
028import com.echothree.model.control.party.server.control.PartyControl;
029import com.echothree.model.data.party.server.entity.Party;
030import com.echothree.model.data.party.server.entity.PartyDivision;
031import com.echothree.util.common.message.ExecutionErrors;
032import com.echothree.util.server.control.BaseLogic;
033import com.echothree.util.server.message.ExecutionErrorAccumulator;
034import javax.enterprise.context.ApplicationScoped;
035import javax.enterprise.inject.spi.CDI;
036import javax.inject.Inject;
037
038@ApplicationScoped
039public class DivisionLogic
040        extends BaseLogic {
041
042    @Inject
043    PartyControl partyControl;
044
045    @Inject
046    CompanyLogic companyLogic;
047
048    @Inject
049    EntityInstanceLogic entityInstanceLogic;
050
051    @Inject
052    PartyLogic partyLogic;
053
054    protected DivisionLogic() {
055        super();
056    }
057
058    public static DivisionLogic getInstance() {
059        return CDI.current().select(DivisionLogic.class).get();
060    }
061
062    public PartyDivision getPartyDivisionByName(final ExecutionErrorAccumulator eea, final String companyName,
063            final String divisionName, final String partyName, final UniversalEntitySpec universalEntitySpec,
064            final boolean required) {
065        PartyDivision partyDivision = null;
066        Party companyParty = null;
067
068        if(companyName != null) {
069            var partyCompany = companyLogic.getPartyCompanyByName(eea, companyName, null,
070                    null, true);
071
072            companyParty = hasExecutionErrors(eea) ? null : partyCompany.getParty();
073        }
074
075        if(!hasExecutionErrors(eea)) {
076            partyDivision = getPartyDivisionByName(eea, companyParty, divisionName, partyName, universalEntitySpec, required);
077        }
078
079        return partyDivision;
080    }
081
082    public PartyDivision getPartyDivisionByName(final ExecutionErrorAccumulator eea, final Party companyParty,
083            final String divisionName, final String partyName, final UniversalEntitySpec universalEntitySpec,
084            final boolean required) {
085        var parameterCount = (divisionName == null ? 0 : 1) + (partyName == null ? 0 : 1) +
086                entityInstanceLogic.countPossibleEntitySpecs(universalEntitySpec);
087        PartyDivision partyDivision = null;
088
089        if(companyParty != null) {
090            partyLogic.checkPartyType(eea, companyParty, PartyTypes.COMPANY.name());
091        }
092
093        if(!hasExecutionErrors(eea)) {
094            if(parameterCount == 1) {
095                if(divisionName != null) {
096                    // Use of divisionName requires a companyParty.
097                    if(companyParty == null) {
098                        handleExecutionError(UseOfDivisionNameRequiresCompanyNameException.class, eea, ExecutionErrors.UseOfDivisionNameRequiresCompanyName.name());
099                    } else {
100                        partyDivision = partyControl.getPartyDivisionByName(companyParty, divisionName);
101
102                        if(partyDivision == null) {
103                            handleExecutionError(UnknownDivisionNameException.class, eea, ExecutionErrors.UnknownDivisionName.name(), divisionName);
104                        }
105                    }
106                } else {
107                    // Use of partyName or universalEntitySpec cannot include a companyParty.
108                    if(companyParty == null) {
109                        if(partyName != null) {
110                            var party = partyControl.getPartyByName(partyName);
111
112                            if(party != null) {
113                                partyLogic.checkPartyType(eea, party, PartyTypes.DIVISION.name());
114
115                                partyDivision = partyControl.getPartyDivision(party);
116                            } else {
117                                handleExecutionError(UnknownPartyNameException.class, eea, ExecutionErrors.UnknownPartyName.name(), partyName);
118                            }
119                        } else if(universalEntitySpec != null) {
120                            var entityInstance = entityInstanceLogic.getEntityInstance(eea, universalEntitySpec,
121                                    ComponentVendors.ECHO_THREE.name(), EntityTypes.Party.name());
122
123                            if(eea == null || !eea.hasExecutionErrors()) {
124                                var party = partyControl.getPartyByEntityInstance(entityInstance);
125
126                                partyLogic.checkPartyType(eea, party, PartyTypes.DIVISION.name());
127
128                                partyDivision = partyControl.getPartyDivision(party);
129                            }
130                        }
131                    } else {
132                        handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
133                    }
134                }
135            } else {
136                if(required) {
137                    handleExecutionError(InvalidParameterCountException.class, eea, ExecutionErrors.InvalidParameterCount.name());
138                }
139            }
140        }
141
142        return partyDivision;
143    }
144
145}