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.forum.server.command;
018
019import com.echothree.control.user.forum.common.form.CreateForumDescriptionForm;
020import com.echothree.model.control.forum.server.control.ForumControl;
021import com.echothree.model.control.party.server.control.PartyControl;
022import com.echothree.model.data.user.common.pk.UserVisitPK;
023import com.echothree.util.common.message.ExecutionErrors;
024import com.echothree.util.common.validation.FieldDefinition;
025import com.echothree.util.common.validation.FieldType;
026import com.echothree.util.common.command.BaseResult;
027import com.echothree.util.server.control.BaseSimpleCommand;
028import com.echothree.util.server.persistence.Session;
029import java.util.List;
030import javax.enterprise.context.Dependent;
031
032@Dependent
033public class CreateForumDescriptionCommand
034        extends BaseSimpleCommand<CreateForumDescriptionForm> {
035    
036    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
037    
038    static {
039        FORM_FIELD_DEFINITIONS = List.of(
040            new FieldDefinition("ForumName", FieldType.ENTITY_NAME, true, null, null),
041            new FieldDefinition("LanguageIsoName", FieldType.ENTITY_NAME, true, null, null),
042            new FieldDefinition("Description", FieldType.STRING, true, 1L, 132L)
043        );
044    }
045    
046    /** Creates a new instance of CreateForumDescriptionCommand */
047    public CreateForumDescriptionCommand() {
048        super(null, FORM_FIELD_DEFINITIONS, false);
049    }
050    
051    @Override
052    protected BaseResult execute() {
053        var forumControl = Session.getModelController(ForumControl.class);
054        var forumName = form.getForumName();
055        var forum = forumControl.getForumByName(forumName);
056        
057        if(forum != null) {
058            var partyControl = Session.getModelController(PartyControl.class);
059            var languageIsoName = form.getLanguageIsoName();
060            var language = partyControl.getLanguageByIsoName(languageIsoName);
061            
062            if(language != null) {
063                var forumDescription = forumControl.getForumDescription(forum, language);
064                
065                if(forumDescription == null) {
066                    var description = form.getDescription();
067                    
068                    forumControl.createForumDescription(forum, language, description, getPartyPK());
069                } else {
070                    addExecutionError(ExecutionErrors.DuplicateForumDescription.name());
071                }
072            } else {
073                addExecutionError(ExecutionErrors.UnknownLanguageIsoName.name(), languageIsoName);
074            }
075        } else {
076            addExecutionError(ExecutionErrors.UnknownForumName.name(), forumName);
077        }
078        
079        return null;
080    }
081    
082}