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.control.user.chain.server.command;
018
019import com.echothree.control.user.chain.common.form.GetChainActionForm;
020import com.echothree.control.user.chain.common.result.ChainResultFactory;
021import com.echothree.model.control.chain.server.control.ChainControl;
022import com.echothree.model.control.core.common.EventTypes;
023import com.echothree.model.control.party.common.PartyTypes;
024import com.echothree.model.control.security.common.SecurityRoleGroups;
025import com.echothree.model.control.security.common.SecurityRoles;
026import com.echothree.model.data.user.common.pk.UserVisitPK;
027import com.echothree.util.common.message.ExecutionErrors;
028import com.echothree.util.common.validation.FieldDefinition;
029import com.echothree.util.common.validation.FieldType;
030import com.echothree.util.common.command.BaseResult;
031import com.echothree.util.server.control.BaseSimpleCommand;
032import com.echothree.util.server.control.CommandSecurityDefinition;
033import com.echothree.util.server.control.PartyTypeDefinition;
034import com.echothree.util.server.control.SecurityRoleDefinition;
035import com.echothree.util.server.persistence.Session;
036import java.util.List;
037import javax.enterprise.context.Dependent;
038
039@Dependent
040public class GetChainActionCommand
041        extends BaseSimpleCommand<GetChainActionForm> {
042    
043    private final static CommandSecurityDefinition COMMAND_SECURITY_DEFINITION;
044    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
045    
046    static {
047        COMMAND_SECURITY_DEFINITION = new CommandSecurityDefinition(List.of(
048                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
049                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), List.of(
050                    new SecurityRoleDefinition(SecurityRoleGroups.ChainAction.name(), SecurityRoles.Review.name())
051                    ))
052                ));
053
054        FORM_FIELD_DEFINITIONS = List.of(
055                new FieldDefinition("ChainKindName", FieldType.ENTITY_NAME, true, null, null),
056                new FieldDefinition("ChainTypeName", FieldType.ENTITY_NAME, true, null, null),
057                new FieldDefinition("ChainName", FieldType.ENTITY_NAME, true, null, null),
058                new FieldDefinition("ChainActionSetName", FieldType.ENTITY_NAME, true, null, null),
059                new FieldDefinition("ChainActionName", FieldType.ENTITY_NAME, true, null, null)
060                );
061    }
062    
063    /** Creates a new instance of GetChainActionCommand */
064    public GetChainActionCommand() {
065        super(COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, true);
066    }
067    
068    @Override
069    protected BaseResult execute() {
070        var chainControl = Session.getModelController(ChainControl.class);
071        var result = ChainResultFactory.getGetChainActionResult();
072        var chainKindName = form.getChainKindName();
073        var chainKind = chainControl.getChainKindByName(chainKindName);
074        
075        if(chainKind != null) {
076            var chainTypeName = form.getChainTypeName();
077            var chainType = chainControl.getChainTypeByName(chainKind, chainTypeName);
078
079            if(chainType != null) {
080                var chainName = form.getChainName();
081                var chain = chainControl.getChainByName(chainType, chainName);
082
083                if(chain != null) {
084                    var chainActionSetName = form.getChainActionSetName();
085                    var chainActionSet = chainControl.getChainActionSetByName(chain, chainActionSetName);
086
087                    if(chainActionSet != null) {
088                        var chainActionName = form.getChainActionName();
089                        var chainAction = chainControl.getChainActionByName(chainActionSet, chainActionName);
090
091                        if(chainAction != null) {
092                            result.setChainAction(chainControl.getChainActionTransfer(getUserVisit(), chainAction));
093
094                            sendEvent(chainAction.getPrimaryKey(), EventTypes.READ, null, null, getPartyPK());
095                        } else {
096                            addExecutionError(ExecutionErrors.UnknownChainActionName.name(), chainKindName, chainTypeName, chainName, chainActionSetName,
097                                    chainActionName);
098                        }
099                    } else {
100                        addExecutionError(ExecutionErrors.UnknownChainActionSetName.name(), chainKindName, chainTypeName, chainName, chainActionSetName);
101                    }
102                } else {
103                    addExecutionError(ExecutionErrors.UnknownChainName.name(), chainKindName, chainTypeName, chainName);
104                }
105            } else {
106                addExecutionError(ExecutionErrors.UnknownChainTypeName.name(), chainKindName, chainTypeName);
107            }
108        } else {
109            addExecutionError(ExecutionErrors.UnknownChainKindName.name(), chainKindName);
110        }
111        
112        return result;
113    }
114    
115}