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.control.user.item.server.command;
018
019import com.echothree.control.user.item.common.form.CreateItemAliasForm;
020import com.echothree.model.control.item.server.control.ItemControl;
021import com.echothree.model.control.item.server.logic.ItemAliasChecksumTypeLogic;
022import com.echothree.model.control.party.common.PartyTypes;
023import com.echothree.model.control.security.common.SecurityRoleGroups;
024import com.echothree.model.control.security.common.SecurityRoles;
025import com.echothree.model.control.uom.server.control.UomControl;
026import com.echothree.util.common.message.ExecutionErrors;
027import com.echothree.util.common.validation.FieldDefinition;
028import com.echothree.util.common.validation.FieldType;
029import com.echothree.util.common.command.BaseResult;
030import com.echothree.util.server.control.BaseSimpleCommand;
031import com.echothree.util.server.control.CommandSecurityDefinition;
032import com.echothree.util.server.control.PartyTypeDefinition;
033import com.echothree.util.server.control.SecurityRoleDefinition;
034import com.echothree.util.server.persistence.Session;
035import java.util.Arrays;
036import java.util.Collections;
037import java.util.List;
038import java.util.regex.Pattern;
039import javax.enterprise.context.RequestScoped;
040
041@RequestScoped
042public class CreateItemAliasCommand
043        extends BaseSimpleCommand<CreateItemAliasForm> {
044
045    private final static CommandSecurityDefinition COMMAND_SECURITY_DEFINITION;
046    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
047    
048    static {
049        COMMAND_SECURITY_DEFINITION = new CommandSecurityDefinition(Collections.unmodifiableList(Arrays.asList(
050                new PartyTypeDefinition(PartyTypes.UTILITY.name(), null),
051                new PartyTypeDefinition(PartyTypes.EMPLOYEE.name(), Collections.unmodifiableList(Arrays.asList(
052                        new SecurityRoleDefinition(SecurityRoleGroups.ItemAlias.name(), SecurityRoles.Create.name())
053                )))
054        )));
055
056        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
057                new FieldDefinition("ItemName", FieldType.ENTITY_NAME, true, null, null),
058                new FieldDefinition("UnitOfMeasureTypeName", FieldType.ENTITY_NAME, true, null, null),
059                new FieldDefinition("ItemAliasTypeName", FieldType.ENTITY_NAME, true, null, null),
060                new FieldDefinition("Alias", FieldType.ENTITY_NAME, true, null, null)
061                ));
062    }
063    
064    /** Creates a new instance of CreateItemAliasCommand */
065    public CreateItemAliasCommand() {
066        super(COMMAND_SECURITY_DEFINITION, FORM_FIELD_DEFINITIONS, false);
067    }
068    
069    @Override
070    protected BaseResult execute() {
071        var itemControl = Session.getModelController(ItemControl.class);
072        var itemName = form.getItemName();
073        var item = itemControl.getItemByName(itemName);
074        
075        if(item != null) {
076            var uomControl = Session.getModelController(UomControl.class);
077            var unitOfMeasureTypeName = form.getUnitOfMeasureTypeName();
078            var itemDetail = item.getLastDetail();
079            var unitOfMeasureKind = itemDetail.getUnitOfMeasureKind();
080            var unitOfMeasureType = uomControl.getUnitOfMeasureTypeByName(unitOfMeasureKind, unitOfMeasureTypeName);
081            
082            if(unitOfMeasureType != null) {
083                var itemUnitOfMeasureType = itemControl.getItemUnitOfMeasureType(item, unitOfMeasureType);
084                
085                if(itemUnitOfMeasureType != null) {
086                    var itemAliasTypeName = form.getItemAliasTypeName();
087                    var itemAliasType = itemControl.getItemAliasTypeByName(itemAliasTypeName);
088                    
089                    if(itemAliasType != null) {
090                        var itemAliasTypeDetail = itemAliasType.getLastDetail();
091                        var validationPattern = itemAliasTypeDetail.getValidationPattern();
092                        var alias = form.getAlias();
093                        
094                        if(validationPattern != null) {
095                            var pattern = Pattern.compile(validationPattern);
096                            var m = pattern.matcher(alias);
097                            
098                            if(!m.matches()) {
099                                addExecutionError(ExecutionErrors.InvalidAlias.name(), alias);
100                            }
101                        }
102                        
103                        if(!hasExecutionErrors()) {
104                            ItemAliasChecksumTypeLogic.getInstance().checkItemAliasChecksum(this, itemAliasType, alias);
105
106                            if(!hasExecutionErrors()) {
107                                if(!itemAliasTypeDetail.getAllowMultiple()) {
108                                    if(itemControl.countItemAliases(item, unitOfMeasureType, itemAliasType) != 0) {
109                                        addExecutionError(ExecutionErrors.MultipleItemAliasesNotAllowed.name(), itemName, unitOfMeasureTypeName, itemAliasTypeName);
110                                    }
111                                }
112
113                                if(!hasExecutionErrors()) {
114                                    var duplicateItem = itemControl.getItemByName(alias);
115
116                                    if(duplicateItem == null) {
117                                        var itemAlias = itemControl.getItemAliasByAlias(alias);
118
119                                        if(itemAlias == null) {
120                                            itemControl.createItemAlias(item, unitOfMeasureType, itemAliasType, alias, getPartyPK());
121                                        } else {
122                                            addExecutionError(ExecutionErrors.DuplicateItemAlias.name(), itemAlias.getItem().getLastDetail().getItemName(),
123                                                    itemAlias.getUnitOfMeasureType().getLastDetail().getUnitOfMeasureTypeName(), itemAlias.getAlias());
124                                        }
125                                    } else {
126                                        addExecutionError(ExecutionErrors.AliasDuplicatesItemName.name(), duplicateItem.getLastDetail().getItemName());
127                                    }
128                                }
129                            }
130                        }
131                    } else {
132                        addExecutionError(ExecutionErrors.UnknownItemAliasType.name(), itemAliasTypeName);
133                    }
134                } else {
135                    addExecutionError(ExecutionErrors.UnknownItemUnitOfMeasureType.name(), itemName, unitOfMeasureTypeName);
136                }
137            } else {
138                addExecutionError(ExecutionErrors.UnknownUnitOfMeasureTypeName.name(), unitOfMeasureTypeName);
139            }
140        } else {
141            addExecutionError(ExecutionErrors.UnknownItemName.name(), itemName);
142        }
143        
144        return null;
145    }
146    
147}