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.workrequirement.server.command;
018
019import com.echothree.control.user.workrequirement.common.form.GetWorkRequirementScopesForm;
020import com.echothree.control.user.workrequirement.common.result.WorkRequirementResultFactory;
021import com.echothree.model.control.workeffort.server.control.WorkEffortControl;
022import com.echothree.model.control.workrequirement.server.control.WorkRequirementControl;
023import com.echothree.model.data.user.common.pk.UserVisitPK;
024import com.echothree.util.common.message.ExecutionErrors;
025import com.echothree.util.common.validation.FieldDefinition;
026import com.echothree.util.common.validation.FieldType;
027import com.echothree.util.common.command.BaseResult;
028import com.echothree.util.server.control.BaseSimpleCommand;
029import com.echothree.util.server.persistence.Session;
030import java.util.Arrays;
031import java.util.Collections;
032import java.util.List;
033import javax.enterprise.context.RequestScoped;
034
035@RequestScoped
036public class GetWorkRequirementScopesCommand
037        extends BaseSimpleCommand<GetWorkRequirementScopesForm> {
038    
039    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
040    
041    static {
042        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
043            new FieldDefinition("WorkEffortTypeName", FieldType.ENTITY_NAME, true, null, null),
044            new FieldDefinition("WorkRequirementTypeName", FieldType.ENTITY_NAME, false, null, null),
045            new FieldDefinition("WorkEffortScopeName", FieldType.ENTITY_NAME, false, null, null)
046        ));
047    }
048    
049    /** Creates a new instance of GetWorkRequirementScopesCommand */
050    public GetWorkRequirementScopesCommand() {
051        super(null, FORM_FIELD_DEFINITIONS, true);
052    }
053    
054    @Override
055    protected BaseResult execute() {
056        var workEffortControl = Session.getModelController(WorkEffortControl.class);
057        var result = WorkRequirementResultFactory.getGetWorkRequirementScopesResult();
058        var workEffortTypeName = form.getWorkEffortTypeName();
059        var workEffortType = workEffortControl.getWorkEffortTypeByName(workEffortTypeName);
060        
061        if(workEffortType != null) {
062            var userVisit = getUserVisit();
063            var workEffortScopeName = form.getWorkEffortScopeName();
064            var workRequirementTypeName = form.getWorkRequirementTypeName();
065            var parameterCount = (workEffortScopeName == null ? 0 : 1) + (workRequirementTypeName == null ? 0 : 1);
066            
067            result.setWorkEffortType(workEffortControl.getWorkEffortTypeTransfer(userVisit, workEffortType));
068            
069            if(parameterCount == 1) {
070                var workRequirementControl = Session.getModelController(WorkRequirementControl.class);
071                
072                if(workEffortScopeName != null) {
073                    var workEffortScope = workEffortControl.getWorkEffortScopeByName(workEffortType, workEffortScopeName);
074                    
075                    if(workEffortScope != null) {
076                        result.setWorkEffortScope(workEffortControl.getWorkEffortScopeTransfer(userVisit, workEffortScope));
077                        result.setWorkRequirementScopes(workRequirementControl.getWorkRequirementScopeTransfersByWorkEffortScope(userVisit, workEffortScope));
078                    } else {
079                        addExecutionError(ExecutionErrors.UnknownWorkEffortScopeName.name(), workEffortScopeName);
080                    }
081                } else if(workRequirementTypeName != null) {
082                    var workRequirementType = workRequirementControl.getWorkRequirementTypeByName(workEffortType, workRequirementTypeName);
083                    
084                    if(workRequirementType != null) {
085                        result.setWorkRequirementType(workRequirementControl.getWorkRequirementTypeTransfer(userVisit, workRequirementType));
086                        result.setWorkRequirementScopes(workRequirementControl.getWorkRequirementScopeTransfersByWorkRequirementType(userVisit, workRequirementType));
087                    } else {
088                        addExecutionError(ExecutionErrors.UnknownWorkRequirementTypeName.name(), workRequirementTypeName);
089                    }
090                }
091            } else {
092                addExecutionError(ExecutionErrors.InvalidParameterCount.name());
093            }
094        } else {
095            addExecutionError(ExecutionErrors.UnknownWorkEffortTypeName.name(), workEffortTypeName);
096        }
097        
098        return result;
099    }
100    
101}