001// --------------------------------------------------------------------------------
002// Copyright 2002-2024 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.forum.server.command;
018
019import com.echothree.control.user.forum.common.form.GetForumGroupForumsForm;
020import com.echothree.control.user.forum.common.result.ForumResultFactory;
021import com.echothree.control.user.forum.common.result.GetForumGroupForumsResult;
022import com.echothree.model.control.forum.server.control.ForumControl;
023import com.echothree.model.data.forum.server.entity.Forum;
024import com.echothree.model.data.forum.server.entity.ForumGroup;
025import com.echothree.model.data.user.common.pk.UserVisitPK;
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.persistence.Session;
032import java.util.Arrays;
033import java.util.Collections;
034import java.util.List;
035
036public class GetForumGroupForumsCommand
037        extends BaseSimpleCommand<GetForumGroupForumsForm> {
038    
039    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
040    
041    static {
042        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
043                new FieldDefinition("ForumGroupName", FieldType.ENTITY_NAME, false, null, null),
044                new FieldDefinition("ForumName", FieldType.ENTITY_NAME, false, null, null)
045                ));
046    }
047    
048    /** Creates a new instance of GetForumGroupForumsCommand */
049    public GetForumGroupForumsCommand(UserVisitPK userVisitPK, GetForumGroupForumsForm form) {
050        super(userVisitPK, form, null, FORM_FIELD_DEFINITIONS, true);
051    }
052    
053    @Override
054    protected BaseResult execute() {
055        var forumControl = Session.getModelController(ForumControl.class);
056        GetForumGroupForumsResult result = ForumResultFactory.getGetForumGroupForumsResult();
057        String forumGroupName = form.getForumGroupName();
058        String forumName = form.getForumName();
059        var parameterCount = (forumGroupName != null? 1: 0) + (forumName != null? 1: 0);
060        
061        if(parameterCount == 1) {
062            if(forumGroupName != null) {
063                ForumGroup forumGroup = forumControl.getForumGroupByName(forumGroupName);
064                
065                if(forumGroup != null) {
066                    result.setForumGroup(forumControl.getForumGroupTransfer(getUserVisit(), forumGroup));
067                    result.setForumGroupForums(forumControl.getForumGroupForumTransfersByForumGroup(getUserVisit(), forumGroup));
068                } else {
069                    addExecutionError(ExecutionErrors.UnknownForumGroupName.name(), forumGroupName);
070                }
071            } else if(forumName != null) {
072                Forum forum = forumControl.getForumByName(forumName);
073                
074                if(forum != null) {
075                    result.setForum(forumControl.getForumTransfer(getUserVisit(), forum));
076                    result.setForumGroupForums(forumControl.getForumGroupForumTransfersByForum(getUserVisit(), forum));
077                } else {
078                    addExecutionError(ExecutionErrors.UnknownForumName.name(), forumName);
079                }
080            }
081        } else {
082            addExecutionError(ExecutionErrors.InvalidParameterCount.name());
083        }
084        
085        return result;
086    }
087    
088}