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